Merge remote-tracking branch 'origin/main' into DRTVWR-600-maint-A

# Conflicts:
#	autobuild.xml
#	indra/cmake/CMakeLists.txt
#	indra/cmake/GoogleMock.cmake
#	indra/llaudio/llaudioengine_fmodstudio.cpp
#	indra/llaudio/llaudioengine_fmodstudio.h
#	indra/llaudio/lllistener_fmodstudio.cpp
#	indra/llaudio/lllistener_fmodstudio.h
#	indra/llaudio/llstreamingaudio_fmodstudio.cpp
#	indra/llaudio/llstreamingaudio_fmodstudio.h
#	indra/llcharacter/llmultigesture.cpp
#	indra/llcharacter/llmultigesture.h
#	indra/llimage/llimage.cpp
#	indra/llimage/llimagepng.cpp
#	indra/llimage/llimageworker.cpp
#	indra/llimage/tests/llimageworker_test.cpp
#	indra/llmessage/tests/llmockhttpclient.h
#	indra/llprimitive/llgltfmaterial.h
#	indra/llrender/llfontfreetype.cpp
#	indra/llui/llcombobox.cpp
#	indra/llui/llfolderview.cpp
#	indra/llui/llfolderviewmodel.h
#	indra/llui/lllineeditor.cpp
#	indra/llui/lllineeditor.h
#	indra/llui/lltextbase.cpp
#	indra/llui/lltextbase.h
#	indra/llui/lltexteditor.cpp
#	indra/llui/lltextvalidate.cpp
#	indra/llui/lltextvalidate.h
#	indra/llui/lluictrl.h
#	indra/llui/llview.cpp
#	indra/llwindow/llwindowmacosx.cpp
#	indra/newview/app_settings/settings.xml
#	indra/newview/llappearancemgr.cpp
#	indra/newview/llappearancemgr.h
#	indra/newview/llavatarpropertiesprocessor.cpp
#	indra/newview/llavatarpropertiesprocessor.h
#	indra/newview/llbreadcrumbview.cpp
#	indra/newview/llbreadcrumbview.h
#	indra/newview/llbreastmotion.cpp
#	indra/newview/llbreastmotion.h
#	indra/newview/llconversationmodel.h
#	indra/newview/lldensityctrl.cpp
#	indra/newview/lldensityctrl.h
#	indra/newview/llface.inl
#	indra/newview/llfloatereditsky.cpp
#	indra/newview/llfloatereditwater.cpp
#	indra/newview/llfloateremojipicker.h
#	indra/newview/llfloaterimsessiontab.cpp
#	indra/newview/llfloaterprofiletexture.cpp
#	indra/newview/llfloaterprofiletexture.h
#	indra/newview/llgesturemgr.cpp
#	indra/newview/llgesturemgr.h
#	indra/newview/llimpanel.cpp
#	indra/newview/llimpanel.h
#	indra/newview/llinventorybridge.cpp
#	indra/newview/llinventorybridge.h
#	indra/newview/llinventoryclipboard.cpp
#	indra/newview/llinventoryclipboard.h
#	indra/newview/llinventoryfunctions.cpp
#	indra/newview/llinventoryfunctions.h
#	indra/newview/llinventorygallery.cpp
#	indra/newview/lllistbrowser.cpp
#	indra/newview/lllistbrowser.h
#	indra/newview/llpanelobjectinventory.cpp
#	indra/newview/llpanelprofile.cpp
#	indra/newview/llpanelprofile.h
#	indra/newview/llpreviewgesture.cpp
#	indra/newview/llsavedsettingsglue.cpp
#	indra/newview/llsavedsettingsglue.h
#	indra/newview/lltooldraganddrop.cpp
#	indra/newview/llurllineeditorctrl.cpp
#	indra/newview/llvectorperfoptions.cpp
#	indra/newview/llvectorperfoptions.h
#	indra/newview/llviewerparceloverlay.cpp
#	indra/newview/llviewertexlayer.cpp
#	indra/newview/llviewertexturelist.cpp
#	indra/newview/macmain.h
#	indra/test/test.cpp

1 files changed, 1582 insertions, 1582 deletions

diff --git a/indra/llrender/llrender2dutils.cpp b/indra/llrender/llrender2dutils.cpp
index aeaf3c3db0..85db2fed66 100644
--- a/indra/llrender/llrender2dutils.cpp
+++ b/indra/llrender/llrender2dutils.cpp
@@ -1,1582 +1,1582 @@
-/** 
- * @file llrender2dutils.cpp
- * @brief GL function implementations for immediate-mode gl drawing.
- *
- * $LicenseInfo:firstyear=2001&license=viewerlgpl$
- * Second Life Viewer Source Code
- * Copyright (C) 2010, Linden Research, Inc.
- * 
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation;
- * version 2.1 of the License only.
- * 
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Lesser General Public License for more details.
- * 
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
- * 
- * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
- * $/LicenseInfo$
- */
-
-#include "linden_common.h"
-
-// Linden library includes
-#include "v2math.h"
-#include "m3math.h"
-#include "v4color.h"
-#include "llfontgl.h"
-#include "llrender.h"
-#include "llrect.h"
-#include "llgl.h"
-#include "lltexture.h"
-#include "llfasttimer.h"
-
-// Project includes
-#include "llrender2dutils.h"
-#include "lluiimage.h"
-
-
-//
-// Globals
-//
-const LLColor4 UI_VERTEX_COLOR(1.f, 1.f, 1.f, 1.f);
-
-//
-// Functions
-//
-
-bool ui_point_in_rect(S32 x, S32 y, S32 left, S32 top, S32 right, S32 bottom)
-{
-	if (x < left || right < x) return false;
-	if (y < bottom || top < y) return false;
-	return true;
-}
-
-
-// Puts GL into 2D drawing mode by turning off lighting, setting to an
-// orthographic projection, etc.
-void gl_state_for_2d(S32 width, S32 height)
-{
-	stop_glerror();
-	F32 window_width = (F32) width;//gViewerWindow->getWindowWidth();
-	F32 window_height = (F32) height;//gViewerWindow->getWindowHeight();
-
-	gGL.matrixMode(LLRender::MM_PROJECTION);
-	gGL.loadIdentity();
-	gGL.ortho(0.0f, llmax(window_width, 1.f), 0.0f, llmax(window_height,1.f), -1.0f, 1.0f);
-	gGL.matrixMode(LLRender::MM_MODELVIEW);
-	gGL.loadIdentity();
-	stop_glerror();
-}
-
-
-void gl_draw_x(const LLRect& rect, const LLColor4& color)
-{
-	gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
-
-	gGL.color4fv( color.mV );
-
-	gGL.begin( LLRender::LINES );
-		gGL.vertex2i( rect.mLeft,		rect.mTop );
-		gGL.vertex2i( rect.mRight,	rect.mBottom );
-		gGL.vertex2i( rect.mLeft,		rect.mBottom );
-		gGL.vertex2i( rect.mRight,	rect.mTop );
-	gGL.end();
-}
-
-
-void gl_rect_2d_offset_local( S32 left, S32 top, S32 right, S32 bottom, const LLColor4 &color, S32 pixel_offset, bool filled)
-{
-	gGL.color4fv(color.mV);
-	gl_rect_2d_offset_local(left, top, right, bottom, pixel_offset, filled);
-}
-
-void gl_rect_2d_offset_local( S32 left, S32 top, S32 right, S32 bottom, S32 pixel_offset, bool filled)
-{
-	gGL.pushUIMatrix();
-	left += LLFontGL::sCurOrigin.mX;
-	right += LLFontGL::sCurOrigin.mX;
-	bottom += LLFontGL::sCurOrigin.mY;
-	top += LLFontGL::sCurOrigin.mY;
-
-	gGL.loadUIIdentity();
-	gl_rect_2d(llfloor((F32)left * LLRender::sUIGLScaleFactor.mV[VX]) - pixel_offset,
-				llfloor((F32)top * LLRender::sUIGLScaleFactor.mV[VY]) + pixel_offset,
-				llfloor((F32)right * LLRender::sUIGLScaleFactor.mV[VX]) + pixel_offset,
-				llfloor((F32)bottom * LLRender::sUIGLScaleFactor.mV[VY]) - pixel_offset,
-				filled);
-	gGL.popUIMatrix();
-}
-
-
-void gl_rect_2d(S32 left, S32 top, S32 right, S32 bottom, bool filled )
-{
-	gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
-
-	// Counterclockwise quad will face the viewer
-	if( filled )
-	{ 
-		gGL.begin( LLRender::QUADS );
-			gGL.vertex2i(left, top);
-			gGL.vertex2i(left, bottom);
-			gGL.vertex2i(right, bottom);
-			gGL.vertex2i(right, top);
-		gGL.end();
-	}
-	else
-	{
-		top--;
-		right--;
-		gGL.begin( LLRender::LINE_STRIP );
-			gGL.vertex2i(left, top);
-			gGL.vertex2i(left, bottom);
-			gGL.vertex2i(right, bottom);
-			gGL.vertex2i(right, top);
-			gGL.vertex2i(left, top);
-		gGL.end();
-	}
-}
-
-void gl_rect_2d(S32 left, S32 top, S32 right, S32 bottom, const LLColor4 &color, bool filled )
-{
-	gGL.color4fv( color.mV );
-	gl_rect_2d( left, top, right, bottom, filled );
-}
-
-
-void gl_rect_2d( const LLRect& rect, const LLColor4& color, bool filled )
-{
-	gGL.color4fv( color.mV );
-	gl_rect_2d( rect.mLeft, rect.mTop, rect.mRight, rect.mBottom, filled );
-}
-
-// Given a rectangle on the screen, draws a drop shadow _outside_
-// the right and bottom edges of it.  Along the right it has width "lines"
-// and along the bottom it has height "lines".
-void gl_drop_shadow(S32 left, S32 top, S32 right, S32 bottom, const LLColor4 &start_color, S32 lines)
-{
-	stop_glerror();
-	gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
-	
-	// HACK: Overlap with the rectangle by a single pixel.
-	right--;
-	bottom++;
-	lines++;
-
-	LLColor4 end_color = start_color;
-	end_color.mV[VALPHA] = 0.f;
-
-	gGL.begin(LLRender::QUADS);
-
-	// Right edge, CCW faces screen
-	gGL.color4fv(start_color.mV);
-	gGL.vertex2i(right,		top-lines);
-	gGL.vertex2i(right,		bottom);
-	gGL.color4fv(end_color.mV);
-	gGL.vertex2i(right+lines, bottom);
-	gGL.vertex2i(right+lines, top-lines);
-
-	// Bottom edge, CCW faces screen
-	gGL.color4fv(start_color.mV);
-	gGL.vertex2i(right,		bottom);
-	gGL.vertex2i(left+lines,	bottom);
-	gGL.color4fv(end_color.mV);
-	gGL.vertex2i(left+lines,	bottom-lines);
-	gGL.vertex2i(right,		bottom-lines);
-
-	// bottom left Corner
-	gGL.color4fv(start_color.mV);
-	gGL.vertex2i(left+lines,	bottom);
-	gGL.color4fv(end_color.mV);
-	gGL.vertex2i(left,		bottom);
-	// make the bottom left corner not sharp
-	gGL.vertex2i(left+1,		bottom-lines+1);
-	gGL.vertex2i(left+lines,	bottom-lines);
-
-	// bottom right corner
-	gGL.color4fv(start_color.mV);
-	gGL.vertex2i(right,		bottom);
-	gGL.color4fv(end_color.mV);
-	gGL.vertex2i(right,		bottom-lines);
-	// make the rightmost corner not sharp
-	gGL.vertex2i(right+lines-1,	bottom-lines+1);
-	gGL.vertex2i(right+lines,	bottom);
-
-	// top right corner
-	gGL.color4fv(start_color.mV);
-	gGL.vertex2i( right,			top-lines );
-	gGL.color4fv(end_color.mV);
-	gGL.vertex2i( right+lines,	top-lines );
-	// make the corner not sharp
-	gGL.vertex2i( right+lines-1,	top-1 );
-	gGL.vertex2i( right,			top );
-
-	gGL.end();
-	stop_glerror();
-}
-
-void gl_line_2d(S32 x1, S32 y1, S32 x2, S32 y2 )
-{
-	gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
-	
-	gGL.begin(LLRender::LINES);
-		gGL.vertex2i(x1, y1);
-		gGL.vertex2i(x2, y2);
-	gGL.end();
-}
-
-void gl_line_2d(S32 x1, S32 y1, S32 x2, S32 y2, const LLColor4 &color )
-{
-	gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
-
-	gGL.color4fv( color.mV );
-
-	gGL.begin(LLRender::LINES);
-		gGL.vertex2i(x1, y1);
-		gGL.vertex2i(x2, y2);
-	gGL.end();
-}
-
-void gl_triangle_2d(S32 x1, S32 y1, S32 x2, S32 y2, S32 x3, S32 y3, const LLColor4& color, bool filled)
-{
-	gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
-
-	gGL.color4fv(color.mV);
-
-	if (filled)
-	{
-		gGL.begin(LLRender::TRIANGLES);
-	}
-	else
-	{
-		gGL.begin(LLRender::LINE_LOOP);
-	}
-	gGL.vertex2i(x1, y1);
-	gGL.vertex2i(x2, y2);
-	gGL.vertex2i(x3, y3);
-	gGL.end();
-}
-
-void gl_corners_2d(S32 left, S32 top, S32 right, S32 bottom, S32 length, F32 max_frac)
-{
-	gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
-
-	length = llmin((S32)(max_frac*(right - left)), length);
-	length = llmin((S32)(max_frac*(top - bottom)), length);
-	gGL.begin(LLRender::LINES);
-	gGL.vertex2i(left, top);
-	gGL.vertex2i(left + length, top);
-	
-	gGL.vertex2i(left, top);
-	gGL.vertex2i(left, top - length);
-
-	gGL.vertex2i(left, bottom);
-	gGL.vertex2i(left + length, bottom);
-	
-	gGL.vertex2i(left, bottom);
-	gGL.vertex2i(left, bottom + length);
-
-	gGL.vertex2i(right, top);
-	gGL.vertex2i(right - length, top);
-
-	gGL.vertex2i(right, top);
-	gGL.vertex2i(right, top - length);
-
-	gGL.vertex2i(right, bottom);
-	gGL.vertex2i(right - length, bottom);
-
-	gGL.vertex2i(right, bottom);
-	gGL.vertex2i(right, bottom + length);
-	gGL.end();
-}
-
-
-void gl_draw_image( S32 x, S32 y, LLTexture* image, const LLColor4& color, const LLRectf& uv_rect )
-{
-	if (NULL == image)
-	{
-		LL_WARNS() << "image == NULL; aborting function" << LL_ENDL;
-		return;
-	}
-	gl_draw_scaled_rotated_image( x, y, image->getWidth(0), image->getHeight(0), 0.f, image, color, uv_rect );
-}
-
-void gl_draw_scaled_target(S32 x, S32 y, S32 width, S32 height, LLRenderTarget* target, const LLColor4& color, const LLRectf& uv_rect)
-{
-	gl_draw_scaled_rotated_image(x, y, width, height, 0.f, NULL, color, uv_rect, target);
-}
-
-void gl_draw_scaled_image(S32 x, S32 y, S32 width, S32 height, LLTexture* image, const LLColor4& color, const LLRectf& uv_rect)
-{
-	if (NULL == image)
-	{
-		LL_WARNS() << "image == NULL; aborting function" << LL_ENDL;
-		return;
-	}
-	gl_draw_scaled_rotated_image( x, y, width, height, 0.f, image, color, uv_rect );
-}
-
-void gl_draw_scaled_image_with_border(S32 x, S32 y, S32 border_width, S32 border_height, S32 width, S32 height, LLTexture* image, const LLColor4& color, bool solid_color, const LLRectf& uv_rect, bool scale_inner)
-{
-	if (NULL == image)
-	{
-		LL_WARNS() << "image == NULL; aborting function" << LL_ENDL;
-		return;
-	}
-
-	// scale screen size of borders down
-	F32 border_width_fraction = (F32)border_width / (F32)image->getWidth(0);
-	F32 border_height_fraction = (F32)border_height / (F32)image->getHeight(0);
-
-	LLRectf scale_rect(border_width_fraction, 1.f - border_height_fraction, 1.f - border_width_fraction, border_height_fraction);
-	gl_draw_scaled_image_with_border(x, y, width, height, image, color, solid_color, uv_rect, scale_rect, scale_inner);
-}
-
-void gl_draw_scaled_image_with_border(S32 x, S32 y, S32 width, S32 height, LLTexture* image, const LLColor4& color, bool solid_color, const LLRectf& uv_outer_rect, const LLRectf& center_rect, bool scale_inner)
-{
-	stop_glerror();
-
-	if (NULL == image)
-	{
-		LL_WARNS() << "image == NULL; aborting function" << LL_ENDL;
-		return;
-	}
-
-	if (solid_color)
-	{
-		gSolidColorProgram.bind();
-	}
-
-	if (center_rect.mLeft == 0.f
-		&& center_rect.mRight == 1.f
-		&& center_rect.mBottom == 0.f
-		&& center_rect.mTop == 1.f)
-	{
-		gl_draw_scaled_image(x, y, width, height, image, color, uv_outer_rect);
-	}
-	else
-	{
-		// add in offset of current image to current UI translation
-		const LLVector3 ui_scale = gGL.getUIScale();
-		const LLVector3 ui_translation = (gGL.getUITranslation() + LLVector3(x, y, 0.f)).scaledVec(ui_scale);
-
-		F32 uv_width = uv_outer_rect.getWidth();
-		F32 uv_height = uv_outer_rect.getHeight();
-
-		// shrink scaling region to be proportional to clipped image region
-		LLRectf uv_center_rect(	uv_outer_rect.mLeft + (center_rect.mLeft * uv_width),
-								uv_outer_rect.mBottom + (center_rect.mTop * uv_height),
-								uv_outer_rect.mLeft + (center_rect.mRight * uv_width),
-								uv_outer_rect.mBottom + (center_rect.mBottom * uv_height));
-
-		F32 image_width = image->getWidth(0);
-		F32 image_height = image->getHeight(0);
-
-		S32 image_natural_width = ll_round(image_width * uv_width);
-		S32 image_natural_height = ll_round(image_height * uv_height);
-
-		LLRectf draw_center_rect(	uv_center_rect.mLeft * image_width,
-									uv_center_rect.mTop * image_height,
-									uv_center_rect.mRight * image_width,
-									uv_center_rect.mBottom * image_height);
-		
-		if (scale_inner)
-		{
-			// scale center region of image to drawn region
-			draw_center_rect.mRight += width - image_natural_width;
-			draw_center_rect.mTop += height - image_natural_height;
-
-			const F32 border_shrink_width = llmax(0.f, draw_center_rect.mLeft - draw_center_rect.mRight);
-			const F32 border_shrink_height = llmax(0.f, draw_center_rect.mBottom - draw_center_rect.mTop);
-
-			const F32 shrink_width_ratio = center_rect.getWidth() == 1.f ? 0.f : border_shrink_width / ((F32)image_natural_width * (1.f - center_rect.getWidth()));
-			const F32 shrink_height_ratio = center_rect.getHeight() == 1.f ? 0.f : border_shrink_height / ((F32)image_natural_height * (1.f - center_rect.getHeight()));
-
-			const F32 border_shrink_scale = 1.f - llmax(shrink_width_ratio, shrink_height_ratio);
-			draw_center_rect.mLeft *= border_shrink_scale;
-			draw_center_rect.mTop = lerp((F32)height, (F32)draw_center_rect.mTop, border_shrink_scale);
-			draw_center_rect.mRight = lerp((F32)width, (F32)draw_center_rect.mRight, border_shrink_scale);
-			draw_center_rect.mBottom *= border_shrink_scale;
-		}
-		else
-		{
-			// keep center region of image at fixed scale, but in same relative position
-			F32 scale_factor = llmin((F32)width / draw_center_rect.getWidth(), (F32)height / draw_center_rect.getHeight(), 1.f);
-			F32 scaled_width = draw_center_rect.getWidth() * scale_factor;
-			F32 scaled_height = draw_center_rect.getHeight() * scale_factor;
-			draw_center_rect.setCenterAndSize(uv_center_rect.getCenterX() * width, uv_center_rect.getCenterY() * height, scaled_width, scaled_height);
-		}
-
-		draw_center_rect.mLeft   = ll_round(ui_translation.mV[VX] + (F32)draw_center_rect.mLeft * ui_scale.mV[VX]);
-		draw_center_rect.mTop    = ll_round(ui_translation.mV[VY] + (F32)draw_center_rect.mTop * ui_scale.mV[VY]);
-		draw_center_rect.mRight  = ll_round(ui_translation.mV[VX] + (F32)draw_center_rect.mRight * ui_scale.mV[VX]);
-		draw_center_rect.mBottom = ll_round(ui_translation.mV[VY] + (F32)draw_center_rect.mBottom * ui_scale.mV[VY]);
-
-		LLRectf draw_outer_rect(ui_translation.mV[VX], 
-								ui_translation.mV[VY] + height * ui_scale.mV[VY], 
-								ui_translation.mV[VX] + width * ui_scale.mV[VX], 
-								ui_translation.mV[VY]);
-
-		LLGLSUIDefault gls_ui;
-
-		gGL.getTexUnit(0)->bind(image, true);
-
-		gGL.color4fv(color.mV);
-	
-		const S32 NUM_VERTICES = 9 * 4; // 9 quads
-		LLVector2 uv[NUM_VERTICES];
-		LLVector3 pos[NUM_VERTICES];
-
-		S32 index = 0;
-
-		gGL.begin(LLRender::QUADS);
-		{
-			// draw bottom left
-			uv[index] = LLVector2(uv_outer_rect.mLeft, uv_outer_rect.mBottom);
-			pos[index] = LLVector3(draw_outer_rect.mLeft, draw_outer_rect.mBottom, 0.f);
-			index++;
-
-			uv[index] = LLVector2(uv_center_rect.mLeft, uv_outer_rect.mBottom);
-			pos[index] = LLVector3(draw_center_rect.mLeft, draw_outer_rect.mBottom, 0.f);
-			index++;
-
-			uv[index] = LLVector2(uv_center_rect.mLeft, uv_center_rect.mBottom);
-			pos[index] = LLVector3(draw_center_rect.mLeft, draw_center_rect.mBottom, 0.f);
-			index++;
-
-			uv[index] = LLVector2(uv_outer_rect.mLeft, uv_center_rect.mBottom);
-			pos[index] = LLVector3(draw_outer_rect.mLeft, draw_center_rect.mBottom, 0.f);
-			index++;
-
-			// draw bottom middle
-			uv[index] = LLVector2(uv_center_rect.mLeft, uv_outer_rect.mBottom);
-			pos[index] = LLVector3(draw_center_rect.mLeft, draw_outer_rect.mBottom, 0.f);
-			index++;
-
-			uv[index] = LLVector2(uv_center_rect.mRight, uv_outer_rect.mBottom);
-			pos[index] = LLVector3(draw_center_rect.mRight, draw_outer_rect.mBottom, 0.f);
-			index++;
-
-			uv[index] = LLVector2(uv_center_rect.mRight, uv_center_rect.mBottom);
-			pos[index] = LLVector3(draw_center_rect.mRight, draw_center_rect.mBottom, 0.f);
-			index++;
-
-			uv[index] = LLVector2(uv_center_rect.mLeft, uv_center_rect.mBottom);
-			pos[index] = LLVector3(draw_center_rect.mLeft, draw_center_rect.mBottom, 0.f);
-			index++;
-
-			// draw bottom right
-			uv[index] = LLVector2(uv_center_rect.mRight, uv_outer_rect.mBottom);
-			pos[index] = LLVector3(draw_center_rect.mRight, draw_outer_rect.mBottom, 0.f);
-			index++;
-
-			uv[index] = LLVector2(uv_outer_rect.mRight, uv_outer_rect.mBottom);
-			pos[index] = LLVector3(draw_outer_rect.mRight, draw_outer_rect.mBottom, 0.f);
-			index++;
-
-			uv[index] = LLVector2(uv_outer_rect.mRight, uv_center_rect.mBottom);
-			pos[index] = LLVector3(draw_outer_rect.mRight, draw_center_rect.mBottom, 0.f);
-			index++;
-
-			uv[index] = LLVector2(uv_center_rect.mRight, uv_center_rect.mBottom);
-			pos[index] = LLVector3(draw_center_rect.mRight, draw_center_rect.mBottom, 0.f);
-			index++;
-
-			// draw left 
-			uv[index] = LLVector2(uv_outer_rect.mLeft, uv_center_rect.mBottom);
-			pos[index] = LLVector3(draw_outer_rect.mLeft, draw_center_rect.mBottom, 0.f);
-			index++;
-
-			uv[index] = LLVector2(uv_center_rect.mLeft, uv_center_rect.mBottom);
-			pos[index] = LLVector3(draw_center_rect.mLeft, draw_center_rect.mBottom, 0.f);
-			index++;
-
-			uv[index] = LLVector2(uv_center_rect.mLeft, uv_center_rect.mTop);
-			pos[index] = LLVector3(draw_center_rect.mLeft, draw_center_rect.mTop, 0.f);
-			index++;
-
-			uv[index] = LLVector2(uv_outer_rect.mLeft, uv_center_rect.mTop);
-			pos[index] = LLVector3(draw_outer_rect.mLeft, draw_center_rect.mTop, 0.f);
-			index++;
-
-			// draw middle
-			uv[index] = LLVector2(uv_center_rect.mLeft, uv_center_rect.mBottom);
-			pos[index] = LLVector3(draw_center_rect.mLeft, draw_center_rect.mBottom, 0.f);
-			index++;
-
-			uv[index] = LLVector2(uv_center_rect.mRight, uv_center_rect.mBottom);
-			pos[index] = LLVector3(draw_center_rect.mRight, draw_center_rect.mBottom, 0.f);
-			index++;
-
-			uv[index] = LLVector2(uv_center_rect.mRight, uv_center_rect.mTop);
-			pos[index] = LLVector3(draw_center_rect.mRight, draw_center_rect.mTop, 0.f);
-			index++;
-
-			uv[index] = LLVector2(uv_center_rect.mLeft, uv_center_rect.mTop);
-			pos[index] = LLVector3(draw_center_rect.mLeft, draw_center_rect.mTop, 0.f);
-			index++;
-
-			// draw right 
-			uv[index] = LLVector2(uv_center_rect.mRight, uv_center_rect.mBottom);
-			pos[index] = LLVector3(draw_center_rect.mRight, draw_center_rect.mBottom, 0.f);
-			index++;
-
-			uv[index] = LLVector2(uv_outer_rect.mRight, uv_center_rect.mBottom);
-			pos[index] = LLVector3(draw_outer_rect.mRight, draw_center_rect.mBottom, 0.f);
-			index++;
-
-			uv[index] = LLVector2(uv_outer_rect.mRight, uv_center_rect.mTop);
-			pos[index] = LLVector3(draw_outer_rect.mRight, draw_center_rect.mTop, 0.f);
-			index++;
-
-			uv[index] = LLVector2(uv_center_rect.mRight, uv_center_rect.mTop);
-			pos[index] = LLVector3(draw_center_rect.mRight, draw_center_rect.mTop, 0.f);
-			index++;
-
-			// draw top left
-			uv[index] = LLVector2(uv_outer_rect.mLeft, uv_center_rect.mTop);
-			pos[index] = LLVector3(draw_outer_rect.mLeft, draw_center_rect.mTop, 0.f);
-			index++;
-
-			uv[index] = LLVector2(uv_center_rect.mLeft, uv_center_rect.mTop);
-			pos[index] = LLVector3(draw_center_rect.mLeft, draw_center_rect.mTop, 0.f);
-			index++;
-
-			uv[index] = LLVector2(uv_center_rect.mLeft, uv_outer_rect.mTop);
-			pos[index] = LLVector3(draw_center_rect.mLeft, draw_outer_rect.mTop, 0.f);
-			index++;
-
-			uv[index] = LLVector2(uv_outer_rect.mLeft, uv_outer_rect.mTop);
-			pos[index] = LLVector3(draw_outer_rect.mLeft, draw_outer_rect.mTop, 0.f);
-			index++;
-
-			// draw top middle
-			uv[index] = LLVector2(uv_center_rect.mLeft, uv_center_rect.mTop);
-			pos[index] = LLVector3(draw_center_rect.mLeft, draw_center_rect.mTop, 0.f);
-			index++;
-
-			uv[index] = LLVector2(uv_center_rect.mRight, uv_center_rect.mTop);
-			pos[index] = LLVector3(draw_center_rect.mRight, draw_center_rect.mTop, 0.f);
-			index++;
-
-			uv[index] = LLVector2(uv_center_rect.mRight, uv_outer_rect.mTop);
-			pos[index] = LLVector3(draw_center_rect.mRight, draw_outer_rect.mTop, 0.f);
-			index++;
-
-			uv[index] = LLVector2(uv_center_rect.mLeft, uv_outer_rect.mTop);
-			pos[index] = LLVector3(draw_center_rect.mLeft, draw_outer_rect.mTop, 0.f);
-			index++;
-
-			// draw top right
-			uv[index] = LLVector2(uv_center_rect.mRight, uv_center_rect.mTop);
-			pos[index] = LLVector3(draw_center_rect.mRight, draw_center_rect.mTop, 0.f);
-			index++;
-
-			uv[index] = LLVector2(uv_outer_rect.mRight, uv_center_rect.mTop);
-			pos[index] = LLVector3(draw_outer_rect.mRight, draw_center_rect.mTop, 0.f);
-			index++;
-
-			uv[index] = LLVector2(uv_outer_rect.mRight, uv_outer_rect.mTop);
-			pos[index] = LLVector3(draw_outer_rect.mRight, draw_outer_rect.mTop, 0.f);
-			index++;
-
-			uv[index] = LLVector2(uv_center_rect.mRight, uv_outer_rect.mTop);
-			pos[index] = LLVector3(draw_center_rect.mRight, draw_outer_rect.mTop, 0.f);
-			index++;
-
-			gGL.vertexBatchPreTransformed(pos, uv, NUM_VERTICES);
-		}
-		gGL.end();
-	}
-
-	if (solid_color)
-	{
-		gUIProgram.bind();
-	}
-}
-
-void gl_draw_rotated_image(S32 x, S32 y, F32 degrees, LLTexture* image, const LLColor4& color, const LLRectf& uv_rect)
-{
-	gl_draw_scaled_rotated_image( x, y, image->getWidth(0), image->getHeight(0), degrees, image, color, uv_rect );
-}
-
-void gl_draw_scaled_rotated_image(S32 x, S32 y, S32 width, S32 height, F32 degrees, LLTexture* image, const LLColor4& color, const LLRectf& uv_rect, LLRenderTarget* target)
-{
-	if (!image && !target)
-	{
-		LL_WARNS() << "image == NULL; aborting function" << LL_ENDL;
-		return;
-	}
-
-	LLGLSUIDefault gls_ui;
-
-	if(image != NULL)
-	{
-		gGL.getTexUnit(0)->bind(image, true);
-	}
-	else
-	{
-		gGL.getTexUnit(0)->bind(target);
-	}
-
-	gGL.color4fv(color.mV);
-
-	if (degrees == 0.f)
-	{
-		const S32 NUM_VERTICES = 4; // 9 quads
-		LLVector2 uv[NUM_VERTICES];
-		LLVector3 pos[NUM_VERTICES];
-
-		gGL.begin(LLRender::QUADS);
-		{
-			LLVector3 ui_scale = gGL.getUIScale();
-			LLVector3 ui_translation = gGL.getUITranslation();
-			ui_translation.mV[VX] += x;
-			ui_translation.mV[VY] += y;
-			ui_translation.scaleVec(ui_scale);
-			S32 index = 0;
-			S32 scaled_width = ll_round(width * ui_scale.mV[VX]);
-			S32 scaled_height = ll_round(height * ui_scale.mV[VY]);
-
-			uv[index] = LLVector2(uv_rect.mRight, uv_rect.mTop);
-			pos[index] = LLVector3(ui_translation.mV[VX] + scaled_width, ui_translation.mV[VY] + scaled_height, 0.f);
-			index++;
-
-			uv[index] = LLVector2(uv_rect.mLeft, uv_rect.mTop);
-			pos[index] = LLVector3(ui_translation.mV[VX], ui_translation.mV[VY] + scaled_height, 0.f);
-			index++;
-
-			uv[index] = LLVector2(uv_rect.mLeft, uv_rect.mBottom);
-			pos[index] = LLVector3(ui_translation.mV[VX], ui_translation.mV[VY], 0.f);
-			index++;
-
-			uv[index] = LLVector2(uv_rect.mRight, uv_rect.mBottom);
-			pos[index] = LLVector3(ui_translation.mV[VX] + scaled_width, ui_translation.mV[VY], 0.f);
-			index++;
-
-			gGL.vertexBatchPreTransformed(pos, uv, NUM_VERTICES);
-		}
-		gGL.end();
-	}
-	else
-	{
-		gGL.pushUIMatrix();
-		gGL.translateUI((F32)x, (F32)y, 0.f);
-
-		F32 offset_x = F32(width/2);
-		F32 offset_y = F32(height/2);
-
-		gGL.translateUI(offset_x, offset_y, 0.f);
-
-		LLMatrix3 quat(0.f, 0.f, degrees*DEG_TO_RAD);
-
-		if(image != NULL)
-		{
-			gGL.getTexUnit(0)->bind(image, true);
-		}
-		else
-		{
-			gGL.getTexUnit(0)->bind(target);
-		}
-
-		gGL.color4fv(color.mV);
-
-		gGL.begin(LLRender::QUADS);
-		{
-			LLVector3 v;
-
-			v = LLVector3(offset_x, offset_y, 0.f) * quat;
-			gGL.texCoord2f(uv_rect.mRight, uv_rect.mTop);
-			gGL.vertex2f(v.mV[0], v.mV[1] );
-
-			v = LLVector3(-offset_x, offset_y, 0.f) * quat;
-			gGL.texCoord2f(uv_rect.mLeft, uv_rect.mTop);
-			gGL.vertex2f(v.mV[0], v.mV[1] );
-
-			v = LLVector3(-offset_x, -offset_y, 0.f) * quat;
-			gGL.texCoord2f(uv_rect.mLeft, uv_rect.mBottom);
-			gGL.vertex2f(v.mV[0], v.mV[1] );
-
-			v = LLVector3(offset_x, -offset_y, 0.f) * quat;
-			gGL.texCoord2f(uv_rect.mRight, uv_rect.mBottom);
-			gGL.vertex2f(v.mV[0], v.mV[1] );
-		}
-		gGL.end();
-		gGL.popUIMatrix();
-	}
-}
-
-void gl_line_3d( const LLVector3& start, const LLVector3& end, const LLColor4& color)
-{
-	gGL.color4f(color.mV[VRED], color.mV[VGREEN], color.mV[VBLUE], color.mV[VALPHA]);
-
-	gGL.flush();
-	glLineWidth(2.5f);
-
-	gGL.begin(LLRender::LINES);
-	{
-		gGL.vertex3fv( start.mV );
-		gGL.vertex3fv( end.mV );
-	}
-	gGL.end();
-
-	LLRender2D::getInstance()->setLineWidth(1.f);
-}
-
-void gl_arc_2d(F32 center_x, F32 center_y, F32 radius, S32 steps, bool filled, F32 start_angle, F32 end_angle)
-{
-	if (end_angle < start_angle)
-	{
-		end_angle += F_TWO_PI;
-	}
-
-	gGL.pushUIMatrix();
-	{
-		gGL.translateUI(center_x, center_y, 0.f);
-
-		// Inexact, but reasonably fast.
-		F32 delta = (end_angle - start_angle) / steps;
-		F32 sin_delta = sin( delta );
-		F32 cos_delta = cos( delta );
-		F32 x = cosf(start_angle) * radius;
-		F32 y = sinf(start_angle) * radius;
-
-		if (filled)
-		{
-			gGL.begin(LLRender::TRIANGLE_FAN);
-			gGL.vertex2f(0.f, 0.f);
-			// make sure circle is complete
-			steps += 1;
-		}
-		else
-		{
-			gGL.begin(LLRender::LINE_STRIP);
-		}
-
-		while( steps-- )
-		{
-			// Successive rotations
-			gGL.vertex2f( x, y );
-			F32 x_new = x * cos_delta - y * sin_delta;
-			y = x * sin_delta +  y * cos_delta;
-			x = x_new;
-		}
-		gGL.end();
-	}
-	gGL.popUIMatrix();
-}
-
-void gl_circle_2d(F32 center_x, F32 center_y, F32 radius, S32 steps, bool filled)
-{
-	gGL.pushUIMatrix();
-	{
-		gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
-		gGL.translateUI(center_x, center_y, 0.f);
-
-		// Inexact, but reasonably fast.
-		F32 delta = F_TWO_PI / steps;
-		F32 sin_delta = sin( delta );
-		F32 cos_delta = cos( delta );
-		F32 x = radius;
-		F32 y = 0.f;
-
-		if (filled)
-		{
-			gGL.begin(LLRender::TRIANGLE_FAN);
-			gGL.vertex2f(0.f, 0.f);
-			// make sure circle is complete
-			steps += 1;
-		}
-		else
-		{
-			gGL.begin(LLRender::LINE_LOOP);
-		}
-
-		while( steps-- )
-		{
-			// Successive rotations
-			gGL.vertex2f( x, y );
-			F32 x_new = x * cos_delta - y * sin_delta;
-			y = x * sin_delta +  y * cos_delta;
-			x = x_new;
-		}
-		gGL.end();
-	}
-	gGL.popUIMatrix();
-}
-
-// Renders a ring with sides (tube shape)
-void gl_deep_circle( F32 radius, F32 depth, S32 steps )
-{
-	F32 x = radius;
-	F32 y = 0.f;
-	F32 angle_delta = F_TWO_PI / (F32)steps;
-	gGL.begin( LLRender::TRIANGLE_STRIP  );
-	{
-		S32 step = steps + 1; // An extra step to close the circle.
-		while( step-- )
-		{
-			gGL.vertex3f( x, y, depth );
-			gGL.vertex3f( x, y, 0.f );
-
-			F32 x_new = x * cosf(angle_delta) - y * sinf(angle_delta);
-			y = x * sinf(angle_delta) +  y * cosf(angle_delta);
-			x = x_new;
-		}
-	}
-	gGL.end();
-}
-
-void gl_ring( F32 radius, F32 width, const LLColor4& center_color, const LLColor4& side_color, S32 steps, bool render_center )
-{
-	gGL.pushUIMatrix();
-	{
-		gGL.translateUI(0.f, 0.f, -width / 2);
-		if( render_center )
-		{
-			gGL.color4fv(center_color.mV);
-			gGL.diffuseColor4fv(center_color.mV);
-			gl_deep_circle( radius, width, steps );
-		}
-		else
-		{
-			gGL.diffuseColor4fv(side_color.mV);
-			gl_washer_2d(radius, radius - width, steps, side_color, side_color);
-			gGL.translateUI(0.f, 0.f, width);
-			gl_washer_2d(radius - width, radius, steps, side_color, side_color);
-		}
-	}
-	gGL.popUIMatrix();
-}
-
-// Draw gray and white checkerboard with black border
-void gl_rect_2d_checkerboard(const LLRect& rect, GLfloat alpha)
-{
-	//polygon stipple is deprecated, use "Checker" texture
-	LLPointer<LLUIImage> img = LLRender2D::getInstance()->getUIImage("Checker");
-	gGL.getTexUnit(0)->bind(img->getImage());
-	gGL.getTexUnit(0)->setTextureAddressMode(LLTexUnit::TAM_WRAP);
-	gGL.getTexUnit(0)->setTextureFilteringOption(LLTexUnit::TFO_POINT);
-
-	LLColor4 color(1.f, 1.f, 1.f, alpha);
-	LLRectf uv_rect(0, 0, rect.getWidth()/32.f, rect.getHeight()/32.f);
-
-	gl_draw_scaled_image(rect.mLeft, rect.mBottom, rect.getWidth(), rect.getHeight(), img->getImage(), color, uv_rect);
-	
-	gGL.flush();
-}
-
-
-// Draws the area between two concentric circles, like
-// a doughnut or washer.
-void gl_washer_2d(F32 outer_radius, F32 inner_radius, S32 steps, const LLColor4& inner_color, const LLColor4& outer_color)
-{
-	const F32 DELTA = F_TWO_PI / steps;
-	const F32 SIN_DELTA = sin( DELTA );
-	const F32 COS_DELTA = cos( DELTA );
-
-	F32 x1 = outer_radius;
-	F32 y1 = 0.f;
-	F32 x2 = inner_radius;
-	F32 y2 = 0.f;
-
-	gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
-
-	gGL.begin( LLRender::TRIANGLE_STRIP  );
-	{
-		steps += 1; // An extra step to close the circle.
-		while( steps-- )
-		{
-			gGL.color4fv(outer_color.mV);
-			gGL.vertex2f( x1, y1 );
-			gGL.color4fv(inner_color.mV);
-			gGL.vertex2f( x2, y2 );
-
-			F32 x1_new = x1 * COS_DELTA - y1 * SIN_DELTA;
-			y1 = x1 * SIN_DELTA +  y1 * COS_DELTA;
-			x1 = x1_new;
-
-			F32 x2_new = x2 * COS_DELTA - y2 * SIN_DELTA;
-			y2 = x2 * SIN_DELTA +  y2 * COS_DELTA;
-			x2 = x2_new;
-		}
-	}
-	gGL.end();
-}
-
-// Draws the area between two concentric circles, like
-// a doughnut or washer.
-void gl_washer_segment_2d(F32 outer_radius, F32 inner_radius, F32 start_radians, F32 end_radians, S32 steps, const LLColor4& inner_color, const LLColor4& outer_color)
-{
-	const F32 DELTA = (end_radians - start_radians) / steps;
-	const F32 SIN_DELTA = sin( DELTA );
-	const F32 COS_DELTA = cos( DELTA );
-
-	F32 x1 = outer_radius * cos( start_radians );
-	F32 y1 = outer_radius * sin( start_radians );
-	F32 x2 = inner_radius * cos( start_radians );
-	F32 y2 = inner_radius * sin( start_radians );
-
-	gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
-	gGL.begin( LLRender::TRIANGLE_STRIP  );
-	{
-		steps += 1; // An extra step to close the circle.
-		while( steps-- )
-		{
-			gGL.color4fv(outer_color.mV);
-			gGL.vertex2f( x1, y1 );
-			gGL.color4fv(inner_color.mV);
-			gGL.vertex2f( x2, y2 );
-
-			F32 x1_new = x1 * COS_DELTA - y1 * SIN_DELTA;
-			y1 = x1 * SIN_DELTA +  y1 * COS_DELTA;
-			x1 = x1_new;
-
-			F32 x2_new = x2 * COS_DELTA - y2 * SIN_DELTA;
-			y2 = x2 * SIN_DELTA +  y2 * COS_DELTA;
-			x2 = x2_new;
-		}
-	}
-	gGL.end();
-}
-
-void gl_rect_2d_simple_tex( S32 width, S32 height )
-{
-	gGL.begin( LLRender::QUADS );
-
-		gGL.texCoord2f(1.f, 1.f);
-		gGL.vertex2i(width, height);
-
-		gGL.texCoord2f(0.f, 1.f);
-		gGL.vertex2i(0, height);
-
-		gGL.texCoord2f(0.f, 0.f);
-		gGL.vertex2i(0, 0);
-
-		gGL.texCoord2f(1.f, 0.f);
-		gGL.vertex2i(width, 0);
-	
-	gGL.end();
-}
-
-void gl_rect_2d_simple( S32 width, S32 height )
-{
-	gGL.begin( LLRender::QUADS );
-		gGL.vertex2i(width, height);
-		gGL.vertex2i(0, height);
-		gGL.vertex2i(0, 0);
-		gGL.vertex2i(width, 0);
-	gGL.end();
-}
-
-void gl_segmented_rect_2d_tex(const S32 left, 
-							  const S32 top, 
-							  const S32 right, 
-							  const S32 bottom, 
-							  const S32 texture_width, 
-							  const S32 texture_height, 
-							  const S32 border_size, 
-							  const U32 edges)
-{
-    LL_PROFILE_ZONE_SCOPED_CATEGORY_UI;
-
-	S32 width = llabs(right - left);
-	S32 height = llabs(top - bottom);
-
-	gGL.pushUIMatrix();
-
-	gGL.translateUI((F32)left, (F32)bottom, 0.f);
-	LLVector2 border_uv_scale((F32)border_size / (F32)texture_width, (F32)border_size / (F32)texture_height);
-
-	if (border_uv_scale.mV[VX] > 0.5f)
-	{
-		border_uv_scale *= 0.5f / border_uv_scale.mV[VX];
-	}
-	if (border_uv_scale.mV[VY] > 0.5f)
-	{
-		border_uv_scale *= 0.5f / border_uv_scale.mV[VY];
-	}
-
-	F32 border_scale = llmin((F32)border_size, (F32)width * 0.5f, (F32)height * 0.5f);
-	LLVector2 border_width_left = ((edges & (~(U32)ROUNDED_RECT_RIGHT)) != 0) ? LLVector2(border_scale, 0.f) : LLVector2::zero;
-	LLVector2 border_width_right = ((edges & (~(U32)ROUNDED_RECT_LEFT)) != 0) ? LLVector2(border_scale, 0.f) : LLVector2::zero;
-	LLVector2 border_height_bottom = ((edges & (~(U32)ROUNDED_RECT_TOP)) != 0) ? LLVector2(0.f, border_scale) : LLVector2::zero;
-	LLVector2 border_height_top = ((edges & (~(U32)ROUNDED_RECT_BOTTOM)) != 0) ? LLVector2(0.f, border_scale) : LLVector2::zero;
-	LLVector2 width_vec((F32)width, 0.f);
-	LLVector2 height_vec(0.f, (F32)height);
-
-	gGL.begin(LLRender::QUADS);
-	{
-		// draw bottom left
-		gGL.texCoord2f(0.f, 0.f);
-		gGL.vertex2f(0.f, 0.f);
-
-		gGL.texCoord2f(border_uv_scale.mV[VX], 0.f);
-		gGL.vertex2fv(border_width_left.mV);
-
-		gGL.texCoord2f(border_uv_scale.mV[VX], border_uv_scale.mV[VY]);
-		gGL.vertex2fv((border_width_left + border_height_bottom).mV);
-
-		gGL.texCoord2f(0.f, border_uv_scale.mV[VY]);
-		gGL.vertex2fv(border_height_bottom.mV);
-
-		// draw bottom middle
-		gGL.texCoord2f(border_uv_scale.mV[VX], 0.f);
-		gGL.vertex2fv(border_width_left.mV);
-
-		gGL.texCoord2f(1.f - border_uv_scale.mV[VX], 0.f);
-		gGL.vertex2fv((width_vec - border_width_right).mV);
-
-		gGL.texCoord2f(1.f - border_uv_scale.mV[VX], border_uv_scale.mV[VY]);
-		gGL.vertex2fv((width_vec - border_width_right + border_height_bottom).mV);
-
-		gGL.texCoord2f(border_uv_scale.mV[VX], border_uv_scale.mV[VY]);
-		gGL.vertex2fv((border_width_left + border_height_bottom).mV);
-
-		// draw bottom right
-		gGL.texCoord2f(1.f - border_uv_scale.mV[VX], 0.f);
-		gGL.vertex2fv((width_vec - border_width_right).mV);
-
-		gGL.texCoord2f(1.f, 0.f);
-		gGL.vertex2fv(width_vec.mV);
-
-		gGL.texCoord2f(1.f, border_uv_scale.mV[VY]);
-		gGL.vertex2fv((width_vec + border_height_bottom).mV);
-
-		gGL.texCoord2f(1.f - border_uv_scale.mV[VX], border_uv_scale.mV[VY]);
-		gGL.vertex2fv((width_vec - border_width_right + border_height_bottom).mV);
-
-		// draw left 
-		gGL.texCoord2f(0.f, border_uv_scale.mV[VY]);
-		gGL.vertex2fv(border_height_bottom.mV);
-
-		gGL.texCoord2f(border_uv_scale.mV[VX], border_uv_scale.mV[VY]);
-		gGL.vertex2fv((border_width_left + border_height_bottom).mV);
-
-		gGL.texCoord2f(border_uv_scale.mV[VX], 1.f - border_uv_scale.mV[VY]);
-		gGL.vertex2fv((border_width_left + height_vec - border_height_top).mV);
-
-		gGL.texCoord2f(0.f, 1.f - border_uv_scale.mV[VY]);
-		gGL.vertex2fv((height_vec - border_height_top).mV);
-
-		// draw middle
-		gGL.texCoord2f(border_uv_scale.mV[VX], border_uv_scale.mV[VY]);
-		gGL.vertex2fv((border_width_left + border_height_bottom).mV);
-
-		gGL.texCoord2f(1.f - border_uv_scale.mV[VX], border_uv_scale.mV[VY]);
-		gGL.vertex2fv((width_vec - border_width_right + border_height_bottom).mV);
-
-		gGL.texCoord2f(1.f - border_uv_scale.mV[VX], 1.f - border_uv_scale.mV[VY]);
-		gGL.vertex2fv((width_vec - border_width_right + height_vec - border_height_top).mV);
-
-		gGL.texCoord2f(border_uv_scale.mV[VX], 1.f - border_uv_scale.mV[VY]);
-		gGL.vertex2fv((border_width_left + height_vec - border_height_top).mV);
-
-		// draw right 
-		gGL.texCoord2f(1.f - border_uv_scale.mV[VX], border_uv_scale.mV[VY]);
-		gGL.vertex2fv((width_vec - border_width_right + border_height_bottom).mV);
-
-		gGL.texCoord2f(1.f, border_uv_scale.mV[VY]);
-		gGL.vertex2fv((width_vec + border_height_bottom).mV);
-
-		gGL.texCoord2f(1.f, 1.f - border_uv_scale.mV[VY]);
-		gGL.vertex2fv((width_vec + height_vec - border_height_top).mV);
-
-		gGL.texCoord2f(1.f - border_uv_scale.mV[VX], 1.f - border_uv_scale.mV[VY]);
-		gGL.vertex2fv((width_vec - border_width_right + height_vec - border_height_top).mV);
-
-		// draw top left
-		gGL.texCoord2f(0.f, 1.f - border_uv_scale.mV[VY]);
-		gGL.vertex2fv((height_vec - border_height_top).mV);
-
-		gGL.texCoord2f(border_uv_scale.mV[VX], 1.f - border_uv_scale.mV[VY]);
-		gGL.vertex2fv((border_width_left + height_vec - border_height_top).mV);
-
-		gGL.texCoord2f(border_uv_scale.mV[VX], 1.f);
-		gGL.vertex2fv((border_width_left + height_vec).mV);
-
-		gGL.texCoord2f(0.f, 1.f);
-		gGL.vertex2fv((height_vec).mV);
-
-		// draw top middle
-		gGL.texCoord2f(border_uv_scale.mV[VX], 1.f - border_uv_scale.mV[VY]);
-		gGL.vertex2fv((border_width_left + height_vec - border_height_top).mV);
-
-		gGL.texCoord2f(1.f - border_uv_scale.mV[VX], 1.f - border_uv_scale.mV[VY]);
-		gGL.vertex2fv((width_vec - border_width_right + height_vec - border_height_top).mV);
-
-		gGL.texCoord2f(1.f - border_uv_scale.mV[VX], 1.f);
-		gGL.vertex2fv((width_vec - border_width_right + height_vec).mV);
-
-		gGL.texCoord2f(border_uv_scale.mV[VX], 1.f);
-		gGL.vertex2fv((border_width_left + height_vec).mV);
-
-		// draw top right
-		gGL.texCoord2f(1.f - border_uv_scale.mV[VX], 1.f - border_uv_scale.mV[VY]);
-		gGL.vertex2fv((width_vec - border_width_right + height_vec - border_height_top).mV);
-
-		gGL.texCoord2f(1.f, 1.f - border_uv_scale.mV[VY]);
-		gGL.vertex2fv((width_vec + height_vec - border_height_top).mV);
-
-		gGL.texCoord2f(1.f, 1.f);
-		gGL.vertex2fv((width_vec + height_vec).mV);
-
-		gGL.texCoord2f(1.f - border_uv_scale.mV[VX], 1.f);
-		gGL.vertex2fv((width_vec - border_width_right + height_vec).mV);
-	}
-	gGL.end();
-
-	gGL.popUIMatrix();
-}
-
-void gl_segmented_rect_2d_fragment_tex(const LLRect& rect, 
-	const S32 texture_width, 
-	const S32 texture_height, 
-	const S32 border_size, 
-	const F32 start_fragment, 
-	const F32 end_fragment, 
-	const U32 edges)
-{
-    LL_PROFILE_ZONE_SCOPED_CATEGORY_UI;
-	const S32 left = rect.mLeft;
-	const S32 right = rect.mRight;
-	const S32 top = rect.mTop;
-	const S32 bottom = rect.mBottom;
-	S32 width = llabs(right - left);
-	S32 height = llabs(top - bottom);
-
-	gGL.pushUIMatrix();
-
-	gGL.translateUI((F32)left, (F32)bottom, 0.f);
-	LLVector2 border_uv_scale((F32)border_size / (F32)texture_width, (F32)border_size / (F32)texture_height);
-
-	if (border_uv_scale.mV[VX] > 0.5f)
-	{
-		border_uv_scale *= 0.5f / border_uv_scale.mV[VX];
-	}
-	if (border_uv_scale.mV[VY] > 0.5f)
-	{
-		border_uv_scale *= 0.5f / border_uv_scale.mV[VY];
-	}
-
-	F32 border_scale = llmin((F32)border_size, (F32)width * 0.5f, (F32)height * 0.5f);
-	LLVector2 border_width_left = ((edges & (~(U32)ROUNDED_RECT_RIGHT)) != 0) ? LLVector2(border_scale, 0.f) : LLVector2::zero;
-	LLVector2 border_width_right = ((edges & (~(U32)ROUNDED_RECT_LEFT)) != 0) ? LLVector2(border_scale, 0.f) : LLVector2::zero;
-	LLVector2 border_height_bottom = ((edges & (~(U32)ROUNDED_RECT_TOP)) != 0) ? LLVector2(0.f, border_scale) : LLVector2::zero;
-	LLVector2 border_height_top = ((edges & (~(U32)ROUNDED_RECT_BOTTOM)) != 0) ? LLVector2(0.f, border_scale) : LLVector2::zero;
-	LLVector2 width_vec((F32)width, 0.f);
-	LLVector2 height_vec(0.f, (F32)height);
-
-	F32 middle_start = border_scale / (F32)width;
-	F32 middle_end = 1.f - middle_start;
-
-	F32 u_min;
-	F32 u_max;
-	LLVector2 x_min;
-	LLVector2 x_max;
-
-	gGL.begin(LLRender::QUADS);
-	{
-		if (start_fragment < middle_start)
-		{
-			u_min = (start_fragment / middle_start)			* border_uv_scale.mV[VX];
-			u_max = llmin(end_fragment / middle_start, 1.f) * border_uv_scale.mV[VX];
-			x_min = (start_fragment / middle_start)			* border_width_left;
-			x_max = llmin(end_fragment / middle_start, 1.f) * border_width_left;
-
-			// draw bottom left
-			gGL.texCoord2f(u_min, 0.f);
-			gGL.vertex2fv(x_min.mV);
-
-			gGL.texCoord2f(border_uv_scale.mV[VX], 0.f);
-			gGL.vertex2fv(x_max.mV);
-
-			gGL.texCoord2f(u_max, border_uv_scale.mV[VY]);
-			gGL.vertex2fv((x_max + border_height_bottom).mV);
-
-			gGL.texCoord2f(u_min, border_uv_scale.mV[VY]);
-			gGL.vertex2fv((x_min + border_height_bottom).mV);
-
-			// draw left 
-			gGL.texCoord2f(u_min, border_uv_scale.mV[VY]);
-			gGL.vertex2fv((x_min + border_height_bottom).mV);
-
-			gGL.texCoord2f(u_max, border_uv_scale.mV[VY]);
-			gGL.vertex2fv((x_max + border_height_bottom).mV);
-
-			gGL.texCoord2f(u_max, 1.f - border_uv_scale.mV[VY]);
-			gGL.vertex2fv((x_max + height_vec - border_height_top).mV);
-
-			gGL.texCoord2f(u_min, 1.f - border_uv_scale.mV[VY]);
-			gGL.vertex2fv((x_min + height_vec - border_height_top).mV);
-
-			// draw top left
-			gGL.texCoord2f(u_min, 1.f - border_uv_scale.mV[VY]);
-			gGL.vertex2fv((x_min + height_vec - border_height_top).mV);
-
-			gGL.texCoord2f(u_max, 1.f - border_uv_scale.mV[VY]);
-			gGL.vertex2fv((x_max + height_vec - border_height_top).mV);
-
-			gGL.texCoord2f(u_max, 1.f);
-			gGL.vertex2fv((x_max + height_vec).mV);
-
-			gGL.texCoord2f(u_min, 1.f);
-			gGL.vertex2fv((x_min + height_vec).mV);
-		}
-
-		if (end_fragment > middle_start || start_fragment < middle_end)
-		{
-			x_min = border_width_left + ((llclamp(start_fragment, middle_start, middle_end) - middle_start)) * width_vec;
-			x_max = border_width_left + ((llclamp(end_fragment, middle_start, middle_end) - middle_start)) * width_vec;
-
-			// draw bottom middle
-			gGL.texCoord2f(border_uv_scale.mV[VX], 0.f);
-			gGL.vertex2fv(x_min.mV);
-
-			gGL.texCoord2f(1.f - border_uv_scale.mV[VX], 0.f);
-			gGL.vertex2fv((x_max).mV);
-
-			gGL.texCoord2f(1.f - border_uv_scale.mV[VX], border_uv_scale.mV[VY]);
-			gGL.vertex2fv((x_max + border_height_bottom).mV);
-
-			gGL.texCoord2f(border_uv_scale.mV[VX], border_uv_scale.mV[VY]);
-			gGL.vertex2fv((x_min + border_height_bottom).mV);
-
-			// draw middle
-			gGL.texCoord2f(border_uv_scale.mV[VX], border_uv_scale.mV[VY]);
-			gGL.vertex2fv((x_min + border_height_bottom).mV);
-
-			gGL.texCoord2f(1.f - border_uv_scale.mV[VX], border_uv_scale.mV[VY]);
-			gGL.vertex2fv((x_max + border_height_bottom).mV);
-
-			gGL.texCoord2f(1.f - border_uv_scale.mV[VX], 1.f - border_uv_scale.mV[VY]);
-			gGL.vertex2fv((x_max + height_vec - border_height_top).mV);
-
-			gGL.texCoord2f(border_uv_scale.mV[VX], 1.f - border_uv_scale.mV[VY]);
-			gGL.vertex2fv((x_min + height_vec - border_height_top).mV);
-
-			// draw top middle
-			gGL.texCoord2f(border_uv_scale.mV[VX], 1.f - border_uv_scale.mV[VY]);
-			gGL.vertex2fv((x_min + height_vec - border_height_top).mV);
-
-			gGL.texCoord2f(1.f - border_uv_scale.mV[VX], 1.f - border_uv_scale.mV[VY]);
-			gGL.vertex2fv((x_max + height_vec - border_height_top).mV);
-
-			gGL.texCoord2f(1.f - border_uv_scale.mV[VX], 1.f);
-			gGL.vertex2fv((x_max + height_vec).mV);
-
-			gGL.texCoord2f(border_uv_scale.mV[VX], 1.f);
-			gGL.vertex2fv((x_min + height_vec).mV);
-		}
-
-		if (end_fragment > middle_end)
-		{
-			u_min = 1.f			- ((1.f - llmax(0.f, (start_fragment - middle_end) / middle_start)) * border_uv_scale.mV[VX]);
-			u_max = 1.f			- ((1.f - ((end_fragment - middle_end) / middle_start)) * border_uv_scale.mV[VX]);
-			x_min = width_vec	- ((1.f - llmax(0.f, (start_fragment - middle_end) / middle_start)) * border_width_right);
-			x_max = width_vec	- ((1.f - ((end_fragment - middle_end) / middle_start)) * border_width_right);
-
-			// draw bottom right
-			gGL.texCoord2f(u_min, 0.f);
-			gGL.vertex2fv((x_min).mV);
-
-			gGL.texCoord2f(u_max, 0.f);
-			gGL.vertex2fv(x_max.mV);
-
-			gGL.texCoord2f(u_max, border_uv_scale.mV[VY]);
-			gGL.vertex2fv((x_max + border_height_bottom).mV);
-
-			gGL.texCoord2f(u_min, border_uv_scale.mV[VY]);
-			gGL.vertex2fv((x_min + border_height_bottom).mV);
-
-			// draw right 
-			gGL.texCoord2f(u_min, border_uv_scale.mV[VY]);
-			gGL.vertex2fv((x_min + border_height_bottom).mV);
-
-			gGL.texCoord2f(u_max, border_uv_scale.mV[VY]);
-			gGL.vertex2fv((x_max + border_height_bottom).mV);
-
-			gGL.texCoord2f(u_max, 1.f - border_uv_scale.mV[VY]);
-			gGL.vertex2fv((x_max + height_vec - border_height_top).mV);
-
-			gGL.texCoord2f(u_min, 1.f - border_uv_scale.mV[VY]);
-			gGL.vertex2fv((x_min + height_vec - border_height_top).mV);
-
-			// draw top right
-			gGL.texCoord2f(u_min, 1.f - border_uv_scale.mV[VY]);
-			gGL.vertex2fv((x_min + height_vec - border_height_top).mV);
-
-			gGL.texCoord2f(u_max, 1.f - border_uv_scale.mV[VY]);
-			gGL.vertex2fv((x_max + height_vec - border_height_top).mV);
-
-			gGL.texCoord2f(u_max, 1.f);
-			gGL.vertex2fv((x_max + height_vec).mV);
-
-			gGL.texCoord2f(u_min, 1.f);
-			gGL.vertex2fv((x_min + height_vec).mV);
-		}
-	}
-	gGL.end();
-
-	gGL.popUIMatrix();
-}
-
-void gl_segmented_rect_3d_tex(const LLRectf& clip_rect, const LLRectf& center_uv_rect, const LLRectf& center_draw_rect, 
-							 const LLVector3& width_vec, const LLVector3& height_vec)
-{
-    LL_PROFILE_ZONE_SCOPED_CATEGORY_UI;
-
-	gGL.begin(LLRender::QUADS);
-	{
-		// draw bottom left
-		gGL.texCoord2f(clip_rect.mLeft, clip_rect.mBottom);
-		gGL.vertex3f(0.f, 0.f, 0.f);
-
-		gGL.texCoord2f(center_uv_rect.mLeft, clip_rect.mBottom);
-		gGL.vertex3fv((center_draw_rect.mLeft * width_vec).mV);
-
-		gGL.texCoord2f(center_uv_rect.mLeft, center_uv_rect.mBottom);
-		gGL.vertex3fv((center_draw_rect.mLeft * width_vec + center_draw_rect.mBottom * height_vec).mV);
-
-		gGL.texCoord2f(clip_rect.mLeft, center_uv_rect.mBottom);
-		gGL.vertex3fv((center_draw_rect.mBottom * height_vec).mV);
-
-		// draw bottom middle
-		gGL.texCoord2f(center_uv_rect.mLeft, clip_rect.mBottom);
-		gGL.vertex3fv((center_draw_rect.mLeft * width_vec).mV);
-
-		gGL.texCoord2f(center_uv_rect.mRight, clip_rect.mBottom);
-		gGL.vertex3fv((center_draw_rect.mRight * width_vec).mV);
-
-		gGL.texCoord2f(center_uv_rect.mRight, center_uv_rect.mBottom);
-		gGL.vertex3fv((center_draw_rect.mRight * width_vec + center_draw_rect.mBottom * height_vec).mV);
-
-		gGL.texCoord2f(center_uv_rect.mLeft, center_uv_rect.mBottom);
-		gGL.vertex3fv((center_draw_rect.mLeft * width_vec + center_draw_rect.mBottom * height_vec).mV);
-
-		// draw bottom right
-		gGL.texCoord2f(center_uv_rect.mRight, clip_rect.mBottom);
-		gGL.vertex3fv((center_draw_rect.mRight * width_vec).mV);
-
-		gGL.texCoord2f(clip_rect.mRight, clip_rect.mBottom);
-		gGL.vertex3fv(width_vec.mV);
-
-		gGL.texCoord2f(clip_rect.mRight, center_uv_rect.mBottom);
-		gGL.vertex3fv((width_vec + center_draw_rect.mBottom * height_vec).mV);
-
-		gGL.texCoord2f(center_uv_rect.mRight, center_uv_rect.mBottom);
-		gGL.vertex3fv((center_draw_rect.mRight * width_vec + center_draw_rect.mBottom * height_vec).mV);
-
-		// draw left 
-		gGL.texCoord2f(clip_rect.mLeft, center_uv_rect.mBottom);
-		gGL.vertex3fv((center_draw_rect.mBottom * height_vec).mV);
-
-		gGL.texCoord2f(center_uv_rect.mLeft, center_uv_rect.mBottom);
-		gGL.vertex3fv((center_draw_rect.mLeft * width_vec + center_draw_rect.mBottom * height_vec).mV);
-
-		gGL.texCoord2f(center_uv_rect.mLeft, center_uv_rect.mTop);
-		gGL.vertex3fv((center_draw_rect.mLeft * width_vec + center_draw_rect.mTop * height_vec).mV);
-
-		gGL.texCoord2f(clip_rect.mLeft, center_uv_rect.mTop);
-		gGL.vertex3fv((center_draw_rect.mTop * height_vec).mV);
-
-		// draw middle
-		gGL.texCoord2f(center_uv_rect.mLeft, center_uv_rect.mBottom);
-		gGL.vertex3fv((center_draw_rect.mLeft * width_vec + center_draw_rect.mBottom * height_vec).mV);
-
-		gGL.texCoord2f(center_uv_rect.mRight, center_uv_rect.mBottom);
-		gGL.vertex3fv((center_draw_rect.mRight * width_vec + center_draw_rect.mBottom * height_vec).mV);
-
-		gGL.texCoord2f(center_uv_rect.mRight, center_uv_rect.mTop);
-		gGL.vertex3fv((center_draw_rect.mRight * width_vec + center_draw_rect.mTop * height_vec).mV);
-
-		gGL.texCoord2f(center_uv_rect.mLeft, center_uv_rect.mTop);
-		gGL.vertex3fv((center_draw_rect.mLeft * width_vec + center_draw_rect.mTop * height_vec).mV);
-
-		// draw right 
-		gGL.texCoord2f(center_uv_rect.mRight, center_uv_rect.mBottom);
-		gGL.vertex3fv((center_draw_rect.mRight * width_vec + center_draw_rect.mBottom * height_vec).mV);
-
-		gGL.texCoord2f(clip_rect.mRight, center_uv_rect.mBottom);
-		gGL.vertex3fv((width_vec + center_draw_rect.mBottom * height_vec).mV);
-
-		gGL.texCoord2f(clip_rect.mRight, center_uv_rect.mTop);
-		gGL.vertex3fv((width_vec + center_draw_rect.mTop * height_vec).mV);
-
-		gGL.texCoord2f(center_uv_rect.mRight, center_uv_rect.mTop);
-		gGL.vertex3fv((center_draw_rect.mRight * width_vec + center_draw_rect.mTop * height_vec).mV);
-
-		// draw top left
-		gGL.texCoord2f(clip_rect.mLeft, center_uv_rect.mTop);
-		gGL.vertex3fv((center_draw_rect.mTop * height_vec).mV);
-
-		gGL.texCoord2f(center_uv_rect.mLeft, center_uv_rect.mTop);
-		gGL.vertex3fv((center_draw_rect.mLeft * width_vec + center_draw_rect.mTop * height_vec).mV);
-
-		gGL.texCoord2f(center_uv_rect.mLeft, clip_rect.mTop);
-		gGL.vertex3fv((center_draw_rect.mLeft * width_vec + height_vec).mV);
-
-		gGL.texCoord2f(clip_rect.mLeft, clip_rect.mTop);
-		gGL.vertex3fv((height_vec).mV);
-
-		// draw top middle
-		gGL.texCoord2f(center_uv_rect.mLeft, center_uv_rect.mTop);
-		gGL.vertex3fv((center_draw_rect.mLeft * width_vec + center_draw_rect.mTop * height_vec).mV);
-
-		gGL.texCoord2f(center_uv_rect.mRight, center_uv_rect.mTop);
-		gGL.vertex3fv((center_draw_rect.mRight * width_vec + center_draw_rect.mTop * height_vec).mV);
-
-		gGL.texCoord2f(center_uv_rect.mRight, clip_rect.mTop);
-		gGL.vertex3fv((center_draw_rect.mRight * width_vec + height_vec).mV);
-
-		gGL.texCoord2f(center_uv_rect.mLeft, clip_rect.mTop);
-		gGL.vertex3fv((center_draw_rect.mLeft * width_vec + height_vec).mV);
-
-		// draw top right
-		gGL.texCoord2f(center_uv_rect.mRight, center_uv_rect.mTop);
-		gGL.vertex3fv((center_draw_rect.mRight * width_vec + center_draw_rect.mTop * height_vec).mV);
-
-		gGL.texCoord2f(clip_rect.mRight, center_uv_rect.mTop);
-		gGL.vertex3fv((width_vec + center_draw_rect.mTop * height_vec).mV);
-
-		gGL.texCoord2f(clip_rect.mRight, clip_rect.mTop);
-		gGL.vertex3fv((width_vec + height_vec).mV);
-
-		gGL.texCoord2f(center_uv_rect.mRight, clip_rect.mTop);
-		gGL.vertex3fv((center_draw_rect.mRight * width_vec + height_vec).mV);
-	}
-	gGL.end();
-
-}
-
-LLRender2D::LLRender2D(LLImageProviderInterface* image_provider)
-{
-	mImageProvider = image_provider;
-	if(mImageProvider)
-	{
-		mImageProvider->addOnRemovalCallback(resetProvider);
-	}
-}
-
-LLRender2D::~LLRender2D()
-{
-	if(mImageProvider)
-	{
-		mImageProvider->cleanUp();
-		mImageProvider->deleteOnRemovalCallback(resetProvider);
-	}
-}
-
-// static
-void LLRender2D::translate(F32 x, F32 y, F32 z)
-{
-	gGL.translateUI(x,y,z);
-	LLFontGL::sCurOrigin.mX += (S32) x;
-	LLFontGL::sCurOrigin.mY += (S32) y;
-	LLFontGL::sCurDepth += z;
-}
-
-// static
-void LLRender2D::pushMatrix()
-{
-	gGL.pushUIMatrix();
-	LLFontGL::sOriginStack.push_back(std::make_pair(LLFontGL::sCurOrigin, LLFontGL::sCurDepth));
-}
-
-// static
-void LLRender2D::popMatrix()
-{
-	gGL.popUIMatrix();
-	LLFontGL::sCurOrigin = LLFontGL::sOriginStack.back().first;
-	LLFontGL::sCurDepth = LLFontGL::sOriginStack.back().second;
-	LLFontGL::sOriginStack.pop_back();
-}
-
-// static
-void LLRender2D::loadIdentity()
-{
-	gGL.loadUIIdentity(); 
-	LLFontGL::sCurOrigin.mX = 0;
-	LLFontGL::sCurOrigin.mY = 0;
-	LLFontGL::sCurDepth = 0.f;
-}
-
-// static
-void LLRender2D::setLineWidth(F32 width)
-{
-	gGL.flush();
-    // If outside the allowed range, glLineWidth fails with "invalid value".
-    // On Darwin, the range is [1, 1].
-    static GLfloat range[2]{0.0};
-    if (range[1] == 0)
-    {
-        glGetFloatv(GL_SMOOTH_LINE_WIDTH_RANGE, range);
-    }
-    width *= lerp(LLRender::sUIGLScaleFactor.mV[VX], LLRender::sUIGLScaleFactor.mV[VY], 0.5f);
-    glLineWidth(llclamp(width, range[0], range[1]));
-}
-
-LLPointer<LLUIImage> LLRender2D::getUIImageByID(const LLUUID& image_id, S32 priority)
-{
-	if (mImageProvider)
-	{
-		return mImageProvider->getUIImageByID(image_id, priority);
-	}
-	else
-	{
-		return NULL;
-	}
-}
-
-LLPointer<LLUIImage> LLRender2D::getUIImage(const std::string& name, S32 priority)
-{
-	if (!name.empty() && mImageProvider)
-		return mImageProvider->getUIImage(name, priority);
-	else
-		return NULL;
-}
-
-// static
-void LLRender2D::resetProvider()
-{
-    if (LLRender2D::instanceExists())
-    {
-        LLRender2D::getInstance()->mImageProvider = NULL;
-    }
-}
-
-// class LLImageProviderInterface
-
-LLImageProviderInterface::~LLImageProviderInterface()
-{
-    for (callback_list_t::iterator iter = mCallbackList.begin(); iter != mCallbackList.end();)
-    {
-        callback_list_t::iterator curiter = iter++;
-        (*curiter)();
-    }
-}
-
-void LLImageProviderInterface::addOnRemovalCallback(callback_t func)
-{
-    if (!func)
-    {
-        return;
-    }
-    mCallbackList.push_back(func);
-}
-
-void LLImageProviderInterface::deleteOnRemovalCallback(callback_t func)
-{
-    callback_list_t::iterator iter = std::find(mCallbackList.begin(), mCallbackList.end(), func);
-    if (iter != mCallbackList.end())
-    {
-        mCallbackList.erase(iter);
-    }
-}
-
+/**

+ * @file llrender2dutils.cpp

+ * @brief GL function implementations for immediate-mode gl drawing.

+ *

+ * $LicenseInfo:firstyear=2001&license=viewerlgpl$

+ * Second Life Viewer Source Code

+ * Copyright (C) 2010, Linden Research, Inc.

+ *

+ * This library is free software; you can redistribute it and/or

+ * modify it under the terms of the GNU Lesser General Public

+ * License as published by the Free Software Foundation;

+ * version 2.1 of the License only.

+ *

+ * This library is distributed in the hope that it will be useful,

+ * but WITHOUT ANY WARRANTY; without even the implied warranty of

+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

+ * Lesser General Public License for more details.

+ *

+ * You should have received a copy of the GNU Lesser General Public

+ * License along with this library; if not, write to the Free Software

+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA

+ *

+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA

+ * $/LicenseInfo$

+ */

+

+#include "linden_common.h"

+

+// Linden library includes

+#include "v2math.h"

+#include "m3math.h"

+#include "v4color.h"

+#include "llfontgl.h"

+#include "llrender.h"

+#include "llrect.h"

+#include "llgl.h"

+#include "lltexture.h"

+#include "llfasttimer.h"

+

+// Project includes

+#include "llrender2dutils.h"

+#include "lluiimage.h"

+

+

+//

+// Globals

+//

+const LLColor4 UI_VERTEX_COLOR(1.f, 1.f, 1.f, 1.f);

+

+//

+// Functions

+//

+

+bool ui_point_in_rect(S32 x, S32 y, S32 left, S32 top, S32 right, S32 bottom)

+{

+    if (x < left || right < x) return false;

+    if (y < bottom || top < y) return false;

+    return true;

+}

+

+

+// Puts GL into 2D drawing mode by turning off lighting, setting to an

+// orthographic projection, etc.

+void gl_state_for_2d(S32 width, S32 height)

+{

+    stop_glerror();

+    F32 window_width = (F32) width;//gViewerWindow->getWindowWidth();

+    F32 window_height = (F32) height;//gViewerWindow->getWindowHeight();

+

+    gGL.matrixMode(LLRender::MM_PROJECTION);

+    gGL.loadIdentity();

+    gGL.ortho(0.0f, llmax(window_width, 1.f), 0.0f, llmax(window_height,1.f), -1.0f, 1.0f);

+    gGL.matrixMode(LLRender::MM_MODELVIEW);

+    gGL.loadIdentity();

+    stop_glerror();

+}

+

+

+void gl_draw_x(const LLRect& rect, const LLColor4& color)

+{

+    gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);

+

+    gGL.color4fv( color.mV );

+

+    gGL.begin( LLRender::LINES );

+        gGL.vertex2i( rect.mLeft,       rect.mTop );

+        gGL.vertex2i( rect.mRight,  rect.mBottom );

+        gGL.vertex2i( rect.mLeft,       rect.mBottom );

+        gGL.vertex2i( rect.mRight,  rect.mTop );

+    gGL.end();

+}

+

+

+void gl_rect_2d_offset_local( S32 left, S32 top, S32 right, S32 bottom, const LLColor4 &color, S32 pixel_offset, bool filled)

+{

+    gGL.color4fv(color.mV);

+    gl_rect_2d_offset_local(left, top, right, bottom, pixel_offset, filled);

+}

+

+void gl_rect_2d_offset_local( S32 left, S32 top, S32 right, S32 bottom, S32 pixel_offset, bool filled)

+{

+    gGL.pushUIMatrix();

+    left += LLFontGL::sCurOrigin.mX;

+    right += LLFontGL::sCurOrigin.mX;

+    bottom += LLFontGL::sCurOrigin.mY;

+    top += LLFontGL::sCurOrigin.mY;

+

+    gGL.loadUIIdentity();

+    gl_rect_2d(llfloor((F32)left * LLRender::sUIGLScaleFactor.mV[VX]) - pixel_offset,

+                llfloor((F32)top * LLRender::sUIGLScaleFactor.mV[VY]) + pixel_offset,

+                llfloor((F32)right * LLRender::sUIGLScaleFactor.mV[VX]) + pixel_offset,

+                llfloor((F32)bottom * LLRender::sUIGLScaleFactor.mV[VY]) - pixel_offset,

+                filled);

+    gGL.popUIMatrix();

+}

+

+

+void gl_rect_2d(S32 left, S32 top, S32 right, S32 bottom, bool filled )

+{

+    gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);

+

+    // Counterclockwise quad will face the viewer

+    if( filled )

+    {

+        gGL.begin( LLRender::QUADS );

+            gGL.vertex2i(left, top);

+            gGL.vertex2i(left, bottom);

+            gGL.vertex2i(right, bottom);

+            gGL.vertex2i(right, top);

+        gGL.end();

+    }

+    else

+    {

+        top--;

+        right--;

+        gGL.begin( LLRender::LINE_STRIP );

+            gGL.vertex2i(left, top);

+            gGL.vertex2i(left, bottom);

+            gGL.vertex2i(right, bottom);

+            gGL.vertex2i(right, top);

+            gGL.vertex2i(left, top);

+        gGL.end();

+    }

+}

+

+void gl_rect_2d(S32 left, S32 top, S32 right, S32 bottom, const LLColor4 &color, bool filled )

+{

+    gGL.color4fv( color.mV );

+    gl_rect_2d( left, top, right, bottom, filled );

+}

+

+

+void gl_rect_2d( const LLRect& rect, const LLColor4& color, bool filled )

+{

+    gGL.color4fv( color.mV );

+    gl_rect_2d( rect.mLeft, rect.mTop, rect.mRight, rect.mBottom, filled );

+}

+

+// Given a rectangle on the screen, draws a drop shadow _outside_

+// the right and bottom edges of it.  Along the right it has width "lines"

+// and along the bottom it has height "lines".

+void gl_drop_shadow(S32 left, S32 top, S32 right, S32 bottom, const LLColor4 &start_color, S32 lines)

+{

+    stop_glerror();

+    gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);

+

+    // HACK: Overlap with the rectangle by a single pixel.

+    right--;

+    bottom++;

+    lines++;

+

+    LLColor4 end_color = start_color;

+    end_color.mV[VALPHA] = 0.f;

+

+    gGL.begin(LLRender::QUADS);

+

+    // Right edge, CCW faces screen

+    gGL.color4fv(start_color.mV);

+    gGL.vertex2i(right,     top-lines);

+    gGL.vertex2i(right,     bottom);

+    gGL.color4fv(end_color.mV);

+    gGL.vertex2i(right+lines, bottom);

+    gGL.vertex2i(right+lines, top-lines);

+

+    // Bottom edge, CCW faces screen

+    gGL.color4fv(start_color.mV);

+    gGL.vertex2i(right,     bottom);

+    gGL.vertex2i(left+lines,    bottom);

+    gGL.color4fv(end_color.mV);

+    gGL.vertex2i(left+lines,    bottom-lines);

+    gGL.vertex2i(right,     bottom-lines);

+

+    // bottom left Corner

+    gGL.color4fv(start_color.mV);

+    gGL.vertex2i(left+lines,    bottom);

+    gGL.color4fv(end_color.mV);

+    gGL.vertex2i(left,      bottom);

+    // make the bottom left corner not sharp

+    gGL.vertex2i(left+1,        bottom-lines+1);

+    gGL.vertex2i(left+lines,    bottom-lines);

+

+    // bottom right corner

+    gGL.color4fv(start_color.mV);

+    gGL.vertex2i(right,     bottom);

+    gGL.color4fv(end_color.mV);

+    gGL.vertex2i(right,     bottom-lines);

+    // make the rightmost corner not sharp

+    gGL.vertex2i(right+lines-1, bottom-lines+1);

+    gGL.vertex2i(right+lines,   bottom);

+

+    // top right corner

+    gGL.color4fv(start_color.mV);

+    gGL.vertex2i( right,            top-lines );

+    gGL.color4fv(end_color.mV);

+    gGL.vertex2i( right+lines,  top-lines );

+    // make the corner not sharp

+    gGL.vertex2i( right+lines-1,    top-1 );

+    gGL.vertex2i( right,            top );

+

+    gGL.end();

+    stop_glerror();

+}

+

+void gl_line_2d(S32 x1, S32 y1, S32 x2, S32 y2 )

+{

+    gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);

+

+    gGL.begin(LLRender::LINES);

+        gGL.vertex2i(x1, y1);

+        gGL.vertex2i(x2, y2);

+    gGL.end();

+}

+

+void gl_line_2d(S32 x1, S32 y1, S32 x2, S32 y2, const LLColor4 &color )

+{

+    gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);

+

+    gGL.color4fv( color.mV );

+

+    gGL.begin(LLRender::LINES);

+        gGL.vertex2i(x1, y1);

+        gGL.vertex2i(x2, y2);

+    gGL.end();

+}

+

+void gl_triangle_2d(S32 x1, S32 y1, S32 x2, S32 y2, S32 x3, S32 y3, const LLColor4& color, bool filled)

+{

+    gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);

+

+    gGL.color4fv(color.mV);

+

+    if (filled)

+    {

+        gGL.begin(LLRender::TRIANGLES);

+    }

+    else

+    {

+        gGL.begin(LLRender::LINE_LOOP);

+    }

+    gGL.vertex2i(x1, y1);

+    gGL.vertex2i(x2, y2);

+    gGL.vertex2i(x3, y3);

+    gGL.end();

+}

+

+void gl_corners_2d(S32 left, S32 top, S32 right, S32 bottom, S32 length, F32 max_frac)

+{

+    gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);

+

+    length = llmin((S32)(max_frac*(right - left)), length);

+    length = llmin((S32)(max_frac*(top - bottom)), length);

+    gGL.begin(LLRender::LINES);

+    gGL.vertex2i(left, top);

+    gGL.vertex2i(left + length, top);

+

+    gGL.vertex2i(left, top);

+    gGL.vertex2i(left, top - length);

+

+    gGL.vertex2i(left, bottom);

+    gGL.vertex2i(left + length, bottom);

+

+    gGL.vertex2i(left, bottom);

+    gGL.vertex2i(left, bottom + length);

+

+    gGL.vertex2i(right, top);

+    gGL.vertex2i(right - length, top);

+

+    gGL.vertex2i(right, top);

+    gGL.vertex2i(right, top - length);

+

+    gGL.vertex2i(right, bottom);

+    gGL.vertex2i(right - length, bottom);

+

+    gGL.vertex2i(right, bottom);

+    gGL.vertex2i(right, bottom + length);

+    gGL.end();

+}

+

+

+void gl_draw_image( S32 x, S32 y, LLTexture* image, const LLColor4& color, const LLRectf& uv_rect )

+{

+    if (NULL == image)

+    {

+        LL_WARNS() << "image == NULL; aborting function" << LL_ENDL;

+        return;

+    }

+    gl_draw_scaled_rotated_image( x, y, image->getWidth(0), image->getHeight(0), 0.f, image, color, uv_rect );

+}

+

+void gl_draw_scaled_target(S32 x, S32 y, S32 width, S32 height, LLRenderTarget* target, const LLColor4& color, const LLRectf& uv_rect)

+{

+    gl_draw_scaled_rotated_image(x, y, width, height, 0.f, NULL, color, uv_rect, target);

+}

+

+void gl_draw_scaled_image(S32 x, S32 y, S32 width, S32 height, LLTexture* image, const LLColor4& color, const LLRectf& uv_rect)

+{

+    if (NULL == image)

+    {

+        LL_WARNS() << "image == NULL; aborting function" << LL_ENDL;

+        return;

+    }

+    gl_draw_scaled_rotated_image( x, y, width, height, 0.f, image, color, uv_rect );

+}

+

+void gl_draw_scaled_image_with_border(S32 x, S32 y, S32 border_width, S32 border_height, S32 width, S32 height, LLTexture* image, const LLColor4& color, bool solid_color, const LLRectf& uv_rect, bool scale_inner)

+{

+    if (NULL == image)

+    {

+        LL_WARNS() << "image == NULL; aborting function" << LL_ENDL;

+        return;

+    }

+

+    // scale screen size of borders down

+    F32 border_width_fraction = (F32)border_width / (F32)image->getWidth(0);

+    F32 border_height_fraction = (F32)border_height / (F32)image->getHeight(0);

+

+    LLRectf scale_rect(border_width_fraction, 1.f - border_height_fraction, 1.f - border_width_fraction, border_height_fraction);

+    gl_draw_scaled_image_with_border(x, y, width, height, image, color, solid_color, uv_rect, scale_rect, scale_inner);

+}

+

+void gl_draw_scaled_image_with_border(S32 x, S32 y, S32 width, S32 height, LLTexture* image, const LLColor4& color, bool solid_color, const LLRectf& uv_outer_rect, const LLRectf& center_rect, bool scale_inner)

+{

+    stop_glerror();

+

+    if (NULL == image)

+    {

+        LL_WARNS() << "image == NULL; aborting function" << LL_ENDL;

+        return;

+    }

+

+    if (solid_color)

+    {

+        gSolidColorProgram.bind();

+    }

+

+    if (center_rect.mLeft == 0.f

+        && center_rect.mRight == 1.f

+        && center_rect.mBottom == 0.f

+        && center_rect.mTop == 1.f)

+    {

+        gl_draw_scaled_image(x, y, width, height, image, color, uv_outer_rect);

+    }

+    else

+    {

+        // add in offset of current image to current UI translation

+        const LLVector3 ui_scale = gGL.getUIScale();

+        const LLVector3 ui_translation = (gGL.getUITranslation() + LLVector3(x, y, 0.f)).scaledVec(ui_scale);

+

+        F32 uv_width = uv_outer_rect.getWidth();

+        F32 uv_height = uv_outer_rect.getHeight();

+

+        // shrink scaling region to be proportional to clipped image region

+        LLRectf uv_center_rect( uv_outer_rect.mLeft + (center_rect.mLeft * uv_width),

+                                uv_outer_rect.mBottom + (center_rect.mTop * uv_height),

+                                uv_outer_rect.mLeft + (center_rect.mRight * uv_width),

+                                uv_outer_rect.mBottom + (center_rect.mBottom * uv_height));

+

+        F32 image_width = image->getWidth(0);

+        F32 image_height = image->getHeight(0);

+

+        S32 image_natural_width = ll_round(image_width * uv_width);

+        S32 image_natural_height = ll_round(image_height * uv_height);

+

+        LLRectf draw_center_rect(   uv_center_rect.mLeft * image_width,

+                                    uv_center_rect.mTop * image_height,

+                                    uv_center_rect.mRight * image_width,

+                                    uv_center_rect.mBottom * image_height);

+

+        if (scale_inner)

+        {

+            // scale center region of image to drawn region

+            draw_center_rect.mRight += width - image_natural_width;

+            draw_center_rect.mTop += height - image_natural_height;

+

+            const F32 border_shrink_width = llmax(0.f, draw_center_rect.mLeft - draw_center_rect.mRight);

+            const F32 border_shrink_height = llmax(0.f, draw_center_rect.mBottom - draw_center_rect.mTop);

+

+            const F32 shrink_width_ratio = center_rect.getWidth() == 1.f ? 0.f : border_shrink_width / ((F32)image_natural_width * (1.f - center_rect.getWidth()));

+            const F32 shrink_height_ratio = center_rect.getHeight() == 1.f ? 0.f : border_shrink_height / ((F32)image_natural_height * (1.f - center_rect.getHeight()));

+

+            const F32 border_shrink_scale = 1.f - llmax(shrink_width_ratio, shrink_height_ratio);

+            draw_center_rect.mLeft *= border_shrink_scale;

+            draw_center_rect.mTop = lerp((F32)height, (F32)draw_center_rect.mTop, border_shrink_scale);

+            draw_center_rect.mRight = lerp((F32)width, (F32)draw_center_rect.mRight, border_shrink_scale);

+            draw_center_rect.mBottom *= border_shrink_scale;

+        }

+        else

+        {

+            // keep center region of image at fixed scale, but in same relative position

+            F32 scale_factor = llmin((F32)width / draw_center_rect.getWidth(), (F32)height / draw_center_rect.getHeight(), 1.f);

+            F32 scaled_width = draw_center_rect.getWidth() * scale_factor;

+            F32 scaled_height = draw_center_rect.getHeight() * scale_factor;

+            draw_center_rect.setCenterAndSize(uv_center_rect.getCenterX() * width, uv_center_rect.getCenterY() * height, scaled_width, scaled_height);

+        }

+

+        draw_center_rect.mLeft   = ll_round(ui_translation.mV[VX] + (F32)draw_center_rect.mLeft * ui_scale.mV[VX]);

+        draw_center_rect.mTop    = ll_round(ui_translation.mV[VY] + (F32)draw_center_rect.mTop * ui_scale.mV[VY]);

+        draw_center_rect.mRight  = ll_round(ui_translation.mV[VX] + (F32)draw_center_rect.mRight * ui_scale.mV[VX]);

+        draw_center_rect.mBottom = ll_round(ui_translation.mV[VY] + (F32)draw_center_rect.mBottom * ui_scale.mV[VY]);

+

+        LLRectf draw_outer_rect(ui_translation.mV[VX],

+                                ui_translation.mV[VY] + height * ui_scale.mV[VY],

+                                ui_translation.mV[VX] + width * ui_scale.mV[VX],

+                                ui_translation.mV[VY]);

+

+        LLGLSUIDefault gls_ui;

+

+        gGL.getTexUnit(0)->bind(image, true);

+

+        gGL.color4fv(color.mV);

+

+        const S32 NUM_VERTICES = 9 * 4; // 9 quads

+        LLVector2 uv[NUM_VERTICES];

+        LLVector3 pos[NUM_VERTICES];

+

+        S32 index = 0;

+

+        gGL.begin(LLRender::QUADS);

+        {

+            // draw bottom left

+            uv[index] = LLVector2(uv_outer_rect.mLeft, uv_outer_rect.mBottom);

+            pos[index] = LLVector3(draw_outer_rect.mLeft, draw_outer_rect.mBottom, 0.f);

+            index++;

+

+            uv[index] = LLVector2(uv_center_rect.mLeft, uv_outer_rect.mBottom);

+            pos[index] = LLVector3(draw_center_rect.mLeft, draw_outer_rect.mBottom, 0.f);

+            index++;

+

+            uv[index] = LLVector2(uv_center_rect.mLeft, uv_center_rect.mBottom);

+            pos[index] = LLVector3(draw_center_rect.mLeft, draw_center_rect.mBottom, 0.f);

+            index++;

+

+            uv[index] = LLVector2(uv_outer_rect.mLeft, uv_center_rect.mBottom);

+            pos[index] = LLVector3(draw_outer_rect.mLeft, draw_center_rect.mBottom, 0.f);

+            index++;

+

+            // draw bottom middle

+            uv[index] = LLVector2(uv_center_rect.mLeft, uv_outer_rect.mBottom);

+            pos[index] = LLVector3(draw_center_rect.mLeft, draw_outer_rect.mBottom, 0.f);

+            index++;

+

+            uv[index] = LLVector2(uv_center_rect.mRight, uv_outer_rect.mBottom);

+            pos[index] = LLVector3(draw_center_rect.mRight, draw_outer_rect.mBottom, 0.f);

+            index++;

+

+            uv[index] = LLVector2(uv_center_rect.mRight, uv_center_rect.mBottom);

+            pos[index] = LLVector3(draw_center_rect.mRight, draw_center_rect.mBottom, 0.f);

+            index++;

+

+            uv[index] = LLVector2(uv_center_rect.mLeft, uv_center_rect.mBottom);

+            pos[index] = LLVector3(draw_center_rect.mLeft, draw_center_rect.mBottom, 0.f);

+            index++;

+

+            // draw bottom right

+            uv[index] = LLVector2(uv_center_rect.mRight, uv_outer_rect.mBottom);

+            pos[index] = LLVector3(draw_center_rect.mRight, draw_outer_rect.mBottom, 0.f);

+            index++;

+

+            uv[index] = LLVector2(uv_outer_rect.mRight, uv_outer_rect.mBottom);

+            pos[index] = LLVector3(draw_outer_rect.mRight, draw_outer_rect.mBottom, 0.f);

+            index++;

+

+            uv[index] = LLVector2(uv_outer_rect.mRight, uv_center_rect.mBottom);

+            pos[index] = LLVector3(draw_outer_rect.mRight, draw_center_rect.mBottom, 0.f);

+            index++;

+

+            uv[index] = LLVector2(uv_center_rect.mRight, uv_center_rect.mBottom);

+            pos[index] = LLVector3(draw_center_rect.mRight, draw_center_rect.mBottom, 0.f);

+            index++;

+

+            // draw left

+            uv[index] = LLVector2(uv_outer_rect.mLeft, uv_center_rect.mBottom);

+            pos[index] = LLVector3(draw_outer_rect.mLeft, draw_center_rect.mBottom, 0.f);

+            index++;

+

+            uv[index] = LLVector2(uv_center_rect.mLeft, uv_center_rect.mBottom);

+            pos[index] = LLVector3(draw_center_rect.mLeft, draw_center_rect.mBottom, 0.f);

+            index++;

+

+            uv[index] = LLVector2(uv_center_rect.mLeft, uv_center_rect.mTop);

+            pos[index] = LLVector3(draw_center_rect.mLeft, draw_center_rect.mTop, 0.f);

+            index++;

+

+            uv[index] = LLVector2(uv_outer_rect.mLeft, uv_center_rect.mTop);

+            pos[index] = LLVector3(draw_outer_rect.mLeft, draw_center_rect.mTop, 0.f);

+            index++;

+

+            // draw middle

+            uv[index] = LLVector2(uv_center_rect.mLeft, uv_center_rect.mBottom);

+            pos[index] = LLVector3(draw_center_rect.mLeft, draw_center_rect.mBottom, 0.f);

+            index++;

+

+            uv[index] = LLVector2(uv_center_rect.mRight, uv_center_rect.mBottom);

+            pos[index] = LLVector3(draw_center_rect.mRight, draw_center_rect.mBottom, 0.f);

+            index++;

+

+            uv[index] = LLVector2(uv_center_rect.mRight, uv_center_rect.mTop);

+            pos[index] = LLVector3(draw_center_rect.mRight, draw_center_rect.mTop, 0.f);

+            index++;

+

+            uv[index] = LLVector2(uv_center_rect.mLeft, uv_center_rect.mTop);

+            pos[index] = LLVector3(draw_center_rect.mLeft, draw_center_rect.mTop, 0.f);

+            index++;

+

+            // draw right

+            uv[index] = LLVector2(uv_center_rect.mRight, uv_center_rect.mBottom);

+            pos[index] = LLVector3(draw_center_rect.mRight, draw_center_rect.mBottom, 0.f);

+            index++;

+

+            uv[index] = LLVector2(uv_outer_rect.mRight, uv_center_rect.mBottom);

+            pos[index] = LLVector3(draw_outer_rect.mRight, draw_center_rect.mBottom, 0.f);

+            index++;

+

+            uv[index] = LLVector2(uv_outer_rect.mRight, uv_center_rect.mTop);

+            pos[index] = LLVector3(draw_outer_rect.mRight, draw_center_rect.mTop, 0.f);

+            index++;

+

+            uv[index] = LLVector2(uv_center_rect.mRight, uv_center_rect.mTop);

+            pos[index] = LLVector3(draw_center_rect.mRight, draw_center_rect.mTop, 0.f);

+            index++;

+

+            // draw top left

+            uv[index] = LLVector2(uv_outer_rect.mLeft, uv_center_rect.mTop);

+            pos[index] = LLVector3(draw_outer_rect.mLeft, draw_center_rect.mTop, 0.f);

+            index++;

+

+            uv[index] = LLVector2(uv_center_rect.mLeft, uv_center_rect.mTop);

+            pos[index] = LLVector3(draw_center_rect.mLeft, draw_center_rect.mTop, 0.f);

+            index++;

+

+            uv[index] = LLVector2(uv_center_rect.mLeft, uv_outer_rect.mTop);

+            pos[index] = LLVector3(draw_center_rect.mLeft, draw_outer_rect.mTop, 0.f);

+            index++;

+

+            uv[index] = LLVector2(uv_outer_rect.mLeft, uv_outer_rect.mTop);

+            pos[index] = LLVector3(draw_outer_rect.mLeft, draw_outer_rect.mTop, 0.f);

+            index++;

+

+            // draw top middle

+            uv[index] = LLVector2(uv_center_rect.mLeft, uv_center_rect.mTop);

+            pos[index] = LLVector3(draw_center_rect.mLeft, draw_center_rect.mTop, 0.f);

+            index++;

+

+            uv[index] = LLVector2(uv_center_rect.mRight, uv_center_rect.mTop);

+            pos[index] = LLVector3(draw_center_rect.mRight, draw_center_rect.mTop, 0.f);

+            index++;

+

+            uv[index] = LLVector2(uv_center_rect.mRight, uv_outer_rect.mTop);

+            pos[index] = LLVector3(draw_center_rect.mRight, draw_outer_rect.mTop, 0.f);

+            index++;

+

+            uv[index] = LLVector2(uv_center_rect.mLeft, uv_outer_rect.mTop);

+            pos[index] = LLVector3(draw_center_rect.mLeft, draw_outer_rect.mTop, 0.f);

+            index++;

+

+            // draw top right

+            uv[index] = LLVector2(uv_center_rect.mRight, uv_center_rect.mTop);

+            pos[index] = LLVector3(draw_center_rect.mRight, draw_center_rect.mTop, 0.f);

+            index++;

+

+            uv[index] = LLVector2(uv_outer_rect.mRight, uv_center_rect.mTop);

+            pos[index] = LLVector3(draw_outer_rect.mRight, draw_center_rect.mTop, 0.f);

+            index++;

+

+            uv[index] = LLVector2(uv_outer_rect.mRight, uv_outer_rect.mTop);

+            pos[index] = LLVector3(draw_outer_rect.mRight, draw_outer_rect.mTop, 0.f);

+            index++;

+

+            uv[index] = LLVector2(uv_center_rect.mRight, uv_outer_rect.mTop);

+            pos[index] = LLVector3(draw_center_rect.mRight, draw_outer_rect.mTop, 0.f);

+            index++;

+

+            gGL.vertexBatchPreTransformed(pos, uv, NUM_VERTICES);

+        }

+        gGL.end();

+    }

+

+    if (solid_color)

+    {

+        gUIProgram.bind();

+    }

+}

+

+void gl_draw_rotated_image(S32 x, S32 y, F32 degrees, LLTexture* image, const LLColor4& color, const LLRectf& uv_rect)

+{

+    gl_draw_scaled_rotated_image( x, y, image->getWidth(0), image->getHeight(0), degrees, image, color, uv_rect );

+}

+

+void gl_draw_scaled_rotated_image(S32 x, S32 y, S32 width, S32 height, F32 degrees, LLTexture* image, const LLColor4& color, const LLRectf& uv_rect, LLRenderTarget* target)

+{

+    if (!image && !target)

+    {

+        LL_WARNS() << "image == NULL; aborting function" << LL_ENDL;

+        return;

+    }

+

+    LLGLSUIDefault gls_ui;

+

+    if(image != NULL)

+    {

+        gGL.getTexUnit(0)->bind(image, true);

+    }

+    else

+    {

+        gGL.getTexUnit(0)->bind(target);

+    }

+

+    gGL.color4fv(color.mV);

+

+    if (degrees == 0.f)

+    {

+        const S32 NUM_VERTICES = 4; // 9 quads

+        LLVector2 uv[NUM_VERTICES];

+        LLVector3 pos[NUM_VERTICES];

+

+        gGL.begin(LLRender::QUADS);

+        {

+            LLVector3 ui_scale = gGL.getUIScale();

+            LLVector3 ui_translation = gGL.getUITranslation();

+            ui_translation.mV[VX] += x;

+            ui_translation.mV[VY] += y;

+            ui_translation.scaleVec(ui_scale);

+            S32 index = 0;

+            S32 scaled_width = ll_round(width * ui_scale.mV[VX]);

+            S32 scaled_height = ll_round(height * ui_scale.mV[VY]);

+

+            uv[index] = LLVector2(uv_rect.mRight, uv_rect.mTop);

+            pos[index] = LLVector3(ui_translation.mV[VX] + scaled_width, ui_translation.mV[VY] + scaled_height, 0.f);

+            index++;

+

+            uv[index] = LLVector2(uv_rect.mLeft, uv_rect.mTop);

+            pos[index] = LLVector3(ui_translation.mV[VX], ui_translation.mV[VY] + scaled_height, 0.f);

+            index++;

+

+            uv[index] = LLVector2(uv_rect.mLeft, uv_rect.mBottom);

+            pos[index] = LLVector3(ui_translation.mV[VX], ui_translation.mV[VY], 0.f);

+            index++;

+

+            uv[index] = LLVector2(uv_rect.mRight, uv_rect.mBottom);

+            pos[index] = LLVector3(ui_translation.mV[VX] + scaled_width, ui_translation.mV[VY], 0.f);

+            index++;

+

+            gGL.vertexBatchPreTransformed(pos, uv, NUM_VERTICES);

+        }

+        gGL.end();

+    }

+    else

+    {

+        gGL.pushUIMatrix();

+        gGL.translateUI((F32)x, (F32)y, 0.f);

+

+        F32 offset_x = F32(width/2);

+        F32 offset_y = F32(height/2);

+

+        gGL.translateUI(offset_x, offset_y, 0.f);

+

+        LLMatrix3 quat(0.f, 0.f, degrees*DEG_TO_RAD);

+

+        if(image != NULL)

+        {

+            gGL.getTexUnit(0)->bind(image, true);

+        }

+        else

+        {

+            gGL.getTexUnit(0)->bind(target);

+        }

+

+        gGL.color4fv(color.mV);

+

+        gGL.begin(LLRender::QUADS);

+        {

+            LLVector3 v;

+

+            v = LLVector3(offset_x, offset_y, 0.f) * quat;

+            gGL.texCoord2f(uv_rect.mRight, uv_rect.mTop);

+            gGL.vertex2f(v.mV[0], v.mV[1] );

+

+            v = LLVector3(-offset_x, offset_y, 0.f) * quat;

+            gGL.texCoord2f(uv_rect.mLeft, uv_rect.mTop);

+            gGL.vertex2f(v.mV[0], v.mV[1] );

+

+            v = LLVector3(-offset_x, -offset_y, 0.f) * quat;

+            gGL.texCoord2f(uv_rect.mLeft, uv_rect.mBottom);

+            gGL.vertex2f(v.mV[0], v.mV[1] );

+

+            v = LLVector3(offset_x, -offset_y, 0.f) * quat;

+            gGL.texCoord2f(uv_rect.mRight, uv_rect.mBottom);

+            gGL.vertex2f(v.mV[0], v.mV[1] );

+        }

+        gGL.end();

+        gGL.popUIMatrix();

+    }

+}

+

+void gl_line_3d( const LLVector3& start, const LLVector3& end, const LLColor4& color)

+{

+    gGL.color4f(color.mV[VRED], color.mV[VGREEN], color.mV[VBLUE], color.mV[VALPHA]);

+

+    gGL.flush();

+    glLineWidth(2.5f);

+

+    gGL.begin(LLRender::LINES);

+    {

+        gGL.vertex3fv( start.mV );

+        gGL.vertex3fv( end.mV );

+    }

+    gGL.end();

+

+    LLRender2D::getInstance()->setLineWidth(1.f);

+}

+

+void gl_arc_2d(F32 center_x, F32 center_y, F32 radius, S32 steps, bool filled, F32 start_angle, F32 end_angle)

+{

+    if (end_angle < start_angle)

+    {

+        end_angle += F_TWO_PI;

+    }

+

+    gGL.pushUIMatrix();

+    {

+        gGL.translateUI(center_x, center_y, 0.f);

+

+        // Inexact, but reasonably fast.

+        F32 delta = (end_angle - start_angle) / steps;

+        F32 sin_delta = sin( delta );

+        F32 cos_delta = cos( delta );

+        F32 x = cosf(start_angle) * radius;

+        F32 y = sinf(start_angle) * radius;

+

+        if (filled)

+        {

+            gGL.begin(LLRender::TRIANGLE_FAN);

+            gGL.vertex2f(0.f, 0.f);

+            // make sure circle is complete

+            steps += 1;

+        }

+        else

+        {

+            gGL.begin(LLRender::LINE_STRIP);

+        }

+

+        while( steps-- )

+        {

+            // Successive rotations

+            gGL.vertex2f( x, y );

+            F32 x_new = x * cos_delta - y * sin_delta;

+            y = x * sin_delta +  y * cos_delta;

+            x = x_new;

+        }

+        gGL.end();

+    }

+    gGL.popUIMatrix();

+}

+

+void gl_circle_2d(F32 center_x, F32 center_y, F32 radius, S32 steps, bool filled)

+{

+    gGL.pushUIMatrix();

+    {

+        gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);

+        gGL.translateUI(center_x, center_y, 0.f);

+

+        // Inexact, but reasonably fast.

+        F32 delta = F_TWO_PI / steps;

+        F32 sin_delta = sin( delta );

+        F32 cos_delta = cos( delta );

+        F32 x = radius;

+        F32 y = 0.f;

+

+        if (filled)

+        {

+            gGL.begin(LLRender::TRIANGLE_FAN);

+            gGL.vertex2f(0.f, 0.f);

+            // make sure circle is complete

+            steps += 1;

+        }

+        else

+        {

+            gGL.begin(LLRender::LINE_LOOP);

+        }

+

+        while( steps-- )

+        {

+            // Successive rotations

+            gGL.vertex2f( x, y );

+            F32 x_new = x * cos_delta - y * sin_delta;

+            y = x * sin_delta +  y * cos_delta;

+            x = x_new;

+        }

+        gGL.end();

+    }

+    gGL.popUIMatrix();

+}

+

+// Renders a ring with sides (tube shape)

+void gl_deep_circle( F32 radius, F32 depth, S32 steps )

+{

+    F32 x = radius;

+    F32 y = 0.f;

+    F32 angle_delta = F_TWO_PI / (F32)steps;

+    gGL.begin( LLRender::TRIANGLE_STRIP  );

+    {

+        S32 step = steps + 1; // An extra step to close the circle.

+        while( step-- )

+        {

+            gGL.vertex3f( x, y, depth );

+            gGL.vertex3f( x, y, 0.f );

+

+            F32 x_new = x * cosf(angle_delta) - y * sinf(angle_delta);

+            y = x * sinf(angle_delta) +  y * cosf(angle_delta);

+            x = x_new;

+        }

+    }

+    gGL.end();

+}

+

+void gl_ring( F32 radius, F32 width, const LLColor4& center_color, const LLColor4& side_color, S32 steps, bool render_center )

+{

+    gGL.pushUIMatrix();

+    {

+        gGL.translateUI(0.f, 0.f, -width / 2);

+        if( render_center )

+        {

+            gGL.color4fv(center_color.mV);

+            gGL.diffuseColor4fv(center_color.mV);

+            gl_deep_circle( radius, width, steps );

+        }

+        else

+        {

+            gGL.diffuseColor4fv(side_color.mV);

+            gl_washer_2d(radius, radius - width, steps, side_color, side_color);

+            gGL.translateUI(0.f, 0.f, width);

+            gl_washer_2d(radius - width, radius, steps, side_color, side_color);

+        }

+    }

+    gGL.popUIMatrix();

+}

+

+// Draw gray and white checkerboard with black border

+void gl_rect_2d_checkerboard(const LLRect& rect, GLfloat alpha)

+{

+    //polygon stipple is deprecated, use "Checker" texture

+    LLPointer<LLUIImage> img = LLRender2D::getInstance()->getUIImage("Checker");

+    gGL.getTexUnit(0)->bind(img->getImage());

+    gGL.getTexUnit(0)->setTextureAddressMode(LLTexUnit::TAM_WRAP);

+    gGL.getTexUnit(0)->setTextureFilteringOption(LLTexUnit::TFO_POINT);

+

+    LLColor4 color(1.f, 1.f, 1.f, alpha);

+    LLRectf uv_rect(0, 0, rect.getWidth()/32.f, rect.getHeight()/32.f);

+

+    gl_draw_scaled_image(rect.mLeft, rect.mBottom, rect.getWidth(), rect.getHeight(), img->getImage(), color, uv_rect);

+

+    gGL.flush();

+}

+

+

+// Draws the area between two concentric circles, like

+// a doughnut or washer.

+void gl_washer_2d(F32 outer_radius, F32 inner_radius, S32 steps, const LLColor4& inner_color, const LLColor4& outer_color)

+{

+    const F32 DELTA = F_TWO_PI / steps;

+    const F32 SIN_DELTA = sin( DELTA );

+    const F32 COS_DELTA = cos( DELTA );

+

+    F32 x1 = outer_radius;

+    F32 y1 = 0.f;

+    F32 x2 = inner_radius;

+    F32 y2 = 0.f;

+

+    gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);

+

+    gGL.begin( LLRender::TRIANGLE_STRIP  );

+    {

+        steps += 1; // An extra step to close the circle.

+        while( steps-- )

+        {

+            gGL.color4fv(outer_color.mV);

+            gGL.vertex2f( x1, y1 );

+            gGL.color4fv(inner_color.mV);

+            gGL.vertex2f( x2, y2 );

+

+            F32 x1_new = x1 * COS_DELTA - y1 * SIN_DELTA;

+            y1 = x1 * SIN_DELTA +  y1 * COS_DELTA;

+            x1 = x1_new;

+

+            F32 x2_new = x2 * COS_DELTA - y2 * SIN_DELTA;

+            y2 = x2 * SIN_DELTA +  y2 * COS_DELTA;

+            x2 = x2_new;

+        }

+    }

+    gGL.end();

+}

+

+// Draws the area between two concentric circles, like

+// a doughnut or washer.

+void gl_washer_segment_2d(F32 outer_radius, F32 inner_radius, F32 start_radians, F32 end_radians, S32 steps, const LLColor4& inner_color, const LLColor4& outer_color)

+{

+    const F32 DELTA = (end_radians - start_radians) / steps;

+    const F32 SIN_DELTA = sin( DELTA );

+    const F32 COS_DELTA = cos( DELTA );

+

+    F32 x1 = outer_radius * cos( start_radians );

+    F32 y1 = outer_radius * sin( start_radians );

+    F32 x2 = inner_radius * cos( start_radians );

+    F32 y2 = inner_radius * sin( start_radians );

+

+    gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);

+    gGL.begin( LLRender::TRIANGLE_STRIP  );

+    {

+        steps += 1; // An extra step to close the circle.

+        while( steps-- )

+        {

+            gGL.color4fv(outer_color.mV);

+            gGL.vertex2f( x1, y1 );

+            gGL.color4fv(inner_color.mV);

+            gGL.vertex2f( x2, y2 );

+

+            F32 x1_new = x1 * COS_DELTA - y1 * SIN_DELTA;

+            y1 = x1 * SIN_DELTA +  y1 * COS_DELTA;

+            x1 = x1_new;

+

+            F32 x2_new = x2 * COS_DELTA - y2 * SIN_DELTA;

+            y2 = x2 * SIN_DELTA +  y2 * COS_DELTA;

+            x2 = x2_new;

+        }

+    }

+    gGL.end();

+}

+

+void gl_rect_2d_simple_tex( S32 width, S32 height )

+{

+    gGL.begin( LLRender::QUADS );

+

+        gGL.texCoord2f(1.f, 1.f);

+        gGL.vertex2i(width, height);

+

+        gGL.texCoord2f(0.f, 1.f);

+        gGL.vertex2i(0, height);

+

+        gGL.texCoord2f(0.f, 0.f);

+        gGL.vertex2i(0, 0);

+

+        gGL.texCoord2f(1.f, 0.f);

+        gGL.vertex2i(width, 0);

+

+    gGL.end();

+}

+

+void gl_rect_2d_simple( S32 width, S32 height )

+{

+    gGL.begin( LLRender::QUADS );

+        gGL.vertex2i(width, height);

+        gGL.vertex2i(0, height);

+        gGL.vertex2i(0, 0);

+        gGL.vertex2i(width, 0);

+    gGL.end();

+}

+

+void gl_segmented_rect_2d_tex(const S32 left,

+                              const S32 top,

+                              const S32 right,

+                              const S32 bottom,

+                              const S32 texture_width,

+                              const S32 texture_height,

+                              const S32 border_size,

+                              const U32 edges)

+{

+    LL_PROFILE_ZONE_SCOPED_CATEGORY_UI;

+

+    S32 width = llabs(right - left);

+    S32 height = llabs(top - bottom);

+

+    gGL.pushUIMatrix();

+

+    gGL.translateUI((F32)left, (F32)bottom, 0.f);

+    LLVector2 border_uv_scale((F32)border_size / (F32)texture_width, (F32)border_size / (F32)texture_height);

+

+    if (border_uv_scale.mV[VX] > 0.5f)

+    {

+        border_uv_scale *= 0.5f / border_uv_scale.mV[VX];

+    }

+    if (border_uv_scale.mV[VY] > 0.5f)

+    {

+        border_uv_scale *= 0.5f / border_uv_scale.mV[VY];

+    }

+

+    F32 border_scale = llmin((F32)border_size, (F32)width * 0.5f, (F32)height * 0.5f);

+    LLVector2 border_width_left = ((edges & (~(U32)ROUNDED_RECT_RIGHT)) != 0) ? LLVector2(border_scale, 0.f) : LLVector2::zero;

+    LLVector2 border_width_right = ((edges & (~(U32)ROUNDED_RECT_LEFT)) != 0) ? LLVector2(border_scale, 0.f) : LLVector2::zero;

+    LLVector2 border_height_bottom = ((edges & (~(U32)ROUNDED_RECT_TOP)) != 0) ? LLVector2(0.f, border_scale) : LLVector2::zero;

+    LLVector2 border_height_top = ((edges & (~(U32)ROUNDED_RECT_BOTTOM)) != 0) ? LLVector2(0.f, border_scale) : LLVector2::zero;

+    LLVector2 width_vec((F32)width, 0.f);

+    LLVector2 height_vec(0.f, (F32)height);

+

+    gGL.begin(LLRender::QUADS);

+    {

+        // draw bottom left

+        gGL.texCoord2f(0.f, 0.f);

+        gGL.vertex2f(0.f, 0.f);

+

+        gGL.texCoord2f(border_uv_scale.mV[VX], 0.f);

+        gGL.vertex2fv(border_width_left.mV);

+

+        gGL.texCoord2f(border_uv_scale.mV[VX], border_uv_scale.mV[VY]);

+        gGL.vertex2fv((border_width_left + border_height_bottom).mV);

+

+        gGL.texCoord2f(0.f, border_uv_scale.mV[VY]);

+        gGL.vertex2fv(border_height_bottom.mV);

+

+        // draw bottom middle

+        gGL.texCoord2f(border_uv_scale.mV[VX], 0.f);

+        gGL.vertex2fv(border_width_left.mV);

+

+        gGL.texCoord2f(1.f - border_uv_scale.mV[VX], 0.f);

+        gGL.vertex2fv((width_vec - border_width_right).mV);

+

+        gGL.texCoord2f(1.f - border_uv_scale.mV[VX], border_uv_scale.mV[VY]);

+        gGL.vertex2fv((width_vec - border_width_right + border_height_bottom).mV);

+

+        gGL.texCoord2f(border_uv_scale.mV[VX], border_uv_scale.mV[VY]);

+        gGL.vertex2fv((border_width_left + border_height_bottom).mV);

+

+        // draw bottom right

+        gGL.texCoord2f(1.f - border_uv_scale.mV[VX], 0.f);

+        gGL.vertex2fv((width_vec - border_width_right).mV);

+

+        gGL.texCoord2f(1.f, 0.f);

+        gGL.vertex2fv(width_vec.mV);

+

+        gGL.texCoord2f(1.f, border_uv_scale.mV[VY]);

+        gGL.vertex2fv((width_vec + border_height_bottom).mV);

+

+        gGL.texCoord2f(1.f - border_uv_scale.mV[VX], border_uv_scale.mV[VY]);

+        gGL.vertex2fv((width_vec - border_width_right + border_height_bottom).mV);

+

+        // draw left

+        gGL.texCoord2f(0.f, border_uv_scale.mV[VY]);

+        gGL.vertex2fv(border_height_bottom.mV);

+

+        gGL.texCoord2f(border_uv_scale.mV[VX], border_uv_scale.mV[VY]);

+        gGL.vertex2fv((border_width_left + border_height_bottom).mV);

+

+        gGL.texCoord2f(border_uv_scale.mV[VX], 1.f - border_uv_scale.mV[VY]);

+        gGL.vertex2fv((border_width_left + height_vec - border_height_top).mV);

+

+        gGL.texCoord2f(0.f, 1.f - border_uv_scale.mV[VY]);

+        gGL.vertex2fv((height_vec - border_height_top).mV);

+

+        // draw middle

+        gGL.texCoord2f(border_uv_scale.mV[VX], border_uv_scale.mV[VY]);

+        gGL.vertex2fv((border_width_left + border_height_bottom).mV);

+

+        gGL.texCoord2f(1.f - border_uv_scale.mV[VX], border_uv_scale.mV[VY]);

+        gGL.vertex2fv((width_vec - border_width_right + border_height_bottom).mV);

+

+        gGL.texCoord2f(1.f - border_uv_scale.mV[VX], 1.f - border_uv_scale.mV[VY]);

+        gGL.vertex2fv((width_vec - border_width_right + height_vec - border_height_top).mV);

+

+        gGL.texCoord2f(border_uv_scale.mV[VX], 1.f - border_uv_scale.mV[VY]);

+        gGL.vertex2fv((border_width_left + height_vec - border_height_top).mV);

+

+        // draw right

+        gGL.texCoord2f(1.f - border_uv_scale.mV[VX], border_uv_scale.mV[VY]);

+        gGL.vertex2fv((width_vec - border_width_right + border_height_bottom).mV);

+

+        gGL.texCoord2f(1.f, border_uv_scale.mV[VY]);

+        gGL.vertex2fv((width_vec + border_height_bottom).mV);

+

+        gGL.texCoord2f(1.f, 1.f - border_uv_scale.mV[VY]);

+        gGL.vertex2fv((width_vec + height_vec - border_height_top).mV);

+

+        gGL.texCoord2f(1.f - border_uv_scale.mV[VX], 1.f - border_uv_scale.mV[VY]);

+        gGL.vertex2fv((width_vec - border_width_right + height_vec - border_height_top).mV);

+

+        // draw top left

+        gGL.texCoord2f(0.f, 1.f - border_uv_scale.mV[VY]);

+        gGL.vertex2fv((height_vec - border_height_top).mV);

+

+        gGL.texCoord2f(border_uv_scale.mV[VX], 1.f - border_uv_scale.mV[VY]);

+        gGL.vertex2fv((border_width_left + height_vec - border_height_top).mV);

+

+        gGL.texCoord2f(border_uv_scale.mV[VX], 1.f);

+        gGL.vertex2fv((border_width_left + height_vec).mV);

+

+        gGL.texCoord2f(0.f, 1.f);

+        gGL.vertex2fv((height_vec).mV);

+

+        // draw top middle

+        gGL.texCoord2f(border_uv_scale.mV[VX], 1.f - border_uv_scale.mV[VY]);

+        gGL.vertex2fv((border_width_left + height_vec - border_height_top).mV);

+

+        gGL.texCoord2f(1.f - border_uv_scale.mV[VX], 1.f - border_uv_scale.mV[VY]);

+        gGL.vertex2fv((width_vec - border_width_right + height_vec - border_height_top).mV);

+

+        gGL.texCoord2f(1.f - border_uv_scale.mV[VX], 1.f);

+        gGL.vertex2fv((width_vec - border_width_right + height_vec).mV);

+

+        gGL.texCoord2f(border_uv_scale.mV[VX], 1.f);

+        gGL.vertex2fv((border_width_left + height_vec).mV);

+

+        // draw top right

+        gGL.texCoord2f(1.f - border_uv_scale.mV[VX], 1.f - border_uv_scale.mV[VY]);

+        gGL.vertex2fv((width_vec - border_width_right + height_vec - border_height_top).mV);

+

+        gGL.texCoord2f(1.f, 1.f - border_uv_scale.mV[VY]);

+        gGL.vertex2fv((width_vec + height_vec - border_height_top).mV);

+

+        gGL.texCoord2f(1.f, 1.f);

+        gGL.vertex2fv((width_vec + height_vec).mV);

+

+        gGL.texCoord2f(1.f - border_uv_scale.mV[VX], 1.f);

+        gGL.vertex2fv((width_vec - border_width_right + height_vec).mV);

+    }

+    gGL.end();

+

+    gGL.popUIMatrix();

+}

+

+void gl_segmented_rect_2d_fragment_tex(const LLRect& rect,

+    const S32 texture_width,

+    const S32 texture_height,

+    const S32 border_size,

+    const F32 start_fragment,

+    const F32 end_fragment,

+    const U32 edges)

+{

+    LL_PROFILE_ZONE_SCOPED_CATEGORY_UI;

+    const S32 left = rect.mLeft;

+    const S32 right = rect.mRight;

+    const S32 top = rect.mTop;

+    const S32 bottom = rect.mBottom;

+    S32 width = llabs(right - left);

+    S32 height = llabs(top - bottom);

+

+    gGL.pushUIMatrix();

+

+    gGL.translateUI((F32)left, (F32)bottom, 0.f);

+    LLVector2 border_uv_scale((F32)border_size / (F32)texture_width, (F32)border_size / (F32)texture_height);

+

+    if (border_uv_scale.mV[VX] > 0.5f)

+    {

+        border_uv_scale *= 0.5f / border_uv_scale.mV[VX];

+    }

+    if (border_uv_scale.mV[VY] > 0.5f)

+    {

+        border_uv_scale *= 0.5f / border_uv_scale.mV[VY];

+    }

+

+    F32 border_scale = llmin((F32)border_size, (F32)width * 0.5f, (F32)height * 0.5f);

+    LLVector2 border_width_left = ((edges & (~(U32)ROUNDED_RECT_RIGHT)) != 0) ? LLVector2(border_scale, 0.f) : LLVector2::zero;

+    LLVector2 border_width_right = ((edges & (~(U32)ROUNDED_RECT_LEFT)) != 0) ? LLVector2(border_scale, 0.f) : LLVector2::zero;

+    LLVector2 border_height_bottom = ((edges & (~(U32)ROUNDED_RECT_TOP)) != 0) ? LLVector2(0.f, border_scale) : LLVector2::zero;

+    LLVector2 border_height_top = ((edges & (~(U32)ROUNDED_RECT_BOTTOM)) != 0) ? LLVector2(0.f, border_scale) : LLVector2::zero;

+    LLVector2 width_vec((F32)width, 0.f);

+    LLVector2 height_vec(0.f, (F32)height);

+

+    F32 middle_start = border_scale / (F32)width;

+    F32 middle_end = 1.f - middle_start;

+

+    F32 u_min;

+    F32 u_max;

+    LLVector2 x_min;

+    LLVector2 x_max;

+

+    gGL.begin(LLRender::QUADS);

+    {

+        if (start_fragment < middle_start)

+        {

+            u_min = (start_fragment / middle_start)         * border_uv_scale.mV[VX];

+            u_max = llmin(end_fragment / middle_start, 1.f) * border_uv_scale.mV[VX];

+            x_min = (start_fragment / middle_start)         * border_width_left;

+            x_max = llmin(end_fragment / middle_start, 1.f) * border_width_left;

+

+            // draw bottom left

+            gGL.texCoord2f(u_min, 0.f);

+            gGL.vertex2fv(x_min.mV);

+

+            gGL.texCoord2f(border_uv_scale.mV[VX], 0.f);

+            gGL.vertex2fv(x_max.mV);

+

+            gGL.texCoord2f(u_max, border_uv_scale.mV[VY]);

+            gGL.vertex2fv((x_max + border_height_bottom).mV);

+

+            gGL.texCoord2f(u_min, border_uv_scale.mV[VY]);

+            gGL.vertex2fv((x_min + border_height_bottom).mV);

+

+            // draw left

+            gGL.texCoord2f(u_min, border_uv_scale.mV[VY]);

+            gGL.vertex2fv((x_min + border_height_bottom).mV);

+

+            gGL.texCoord2f(u_max, border_uv_scale.mV[VY]);

+            gGL.vertex2fv((x_max + border_height_bottom).mV);

+

+            gGL.texCoord2f(u_max, 1.f - border_uv_scale.mV[VY]);

+            gGL.vertex2fv((x_max + height_vec - border_height_top).mV);

+

+            gGL.texCoord2f(u_min, 1.f - border_uv_scale.mV[VY]);

+            gGL.vertex2fv((x_min + height_vec - border_height_top).mV);

+

+            // draw top left

+            gGL.texCoord2f(u_min, 1.f - border_uv_scale.mV[VY]);

+            gGL.vertex2fv((x_min + height_vec - border_height_top).mV);

+

+            gGL.texCoord2f(u_max, 1.f - border_uv_scale.mV[VY]);

+            gGL.vertex2fv((x_max + height_vec - border_height_top).mV);

+

+            gGL.texCoord2f(u_max, 1.f);

+            gGL.vertex2fv((x_max + height_vec).mV);

+

+            gGL.texCoord2f(u_min, 1.f);

+            gGL.vertex2fv((x_min + height_vec).mV);

+        }

+

+        if (end_fragment > middle_start || start_fragment < middle_end)

+        {

+            x_min = border_width_left + ((llclamp(start_fragment, middle_start, middle_end) - middle_start)) * width_vec;

+            x_max = border_width_left + ((llclamp(end_fragment, middle_start, middle_end) - middle_start)) * width_vec;

+

+            // draw bottom middle

+            gGL.texCoord2f(border_uv_scale.mV[VX], 0.f);

+            gGL.vertex2fv(x_min.mV);

+

+            gGL.texCoord2f(1.f - border_uv_scale.mV[VX], 0.f);

+            gGL.vertex2fv((x_max).mV);

+

+            gGL.texCoord2f(1.f - border_uv_scale.mV[VX], border_uv_scale.mV[VY]);

+            gGL.vertex2fv((x_max + border_height_bottom).mV);

+

+            gGL.texCoord2f(border_uv_scale.mV[VX], border_uv_scale.mV[VY]);

+            gGL.vertex2fv((x_min + border_height_bottom).mV);

+

+            // draw middle

+            gGL.texCoord2f(border_uv_scale.mV[VX], border_uv_scale.mV[VY]);

+            gGL.vertex2fv((x_min + border_height_bottom).mV);

+

+            gGL.texCoord2f(1.f - border_uv_scale.mV[VX], border_uv_scale.mV[VY]);

+            gGL.vertex2fv((x_max + border_height_bottom).mV);

+

+            gGL.texCoord2f(1.f - border_uv_scale.mV[VX], 1.f - border_uv_scale.mV[VY]);

+            gGL.vertex2fv((x_max + height_vec - border_height_top).mV);

+

+            gGL.texCoord2f(border_uv_scale.mV[VX], 1.f - border_uv_scale.mV[VY]);

+            gGL.vertex2fv((x_min + height_vec - border_height_top).mV);

+

+            // draw top middle

+            gGL.texCoord2f(border_uv_scale.mV[VX], 1.f - border_uv_scale.mV[VY]);

+            gGL.vertex2fv((x_min + height_vec - border_height_top).mV);

+

+            gGL.texCoord2f(1.f - border_uv_scale.mV[VX], 1.f - border_uv_scale.mV[VY]);

+            gGL.vertex2fv((x_max + height_vec - border_height_top).mV);

+

+            gGL.texCoord2f(1.f - border_uv_scale.mV[VX], 1.f);

+            gGL.vertex2fv((x_max + height_vec).mV);

+

+            gGL.texCoord2f(border_uv_scale.mV[VX], 1.f);

+            gGL.vertex2fv((x_min + height_vec).mV);

+        }

+

+        if (end_fragment > middle_end)

+        {

+            u_min = 1.f         - ((1.f - llmax(0.f, (start_fragment - middle_end) / middle_start)) * border_uv_scale.mV[VX]);

+            u_max = 1.f         - ((1.f - ((end_fragment - middle_end) / middle_start)) * border_uv_scale.mV[VX]);

+            x_min = width_vec   - ((1.f - llmax(0.f, (start_fragment - middle_end) / middle_start)) * border_width_right);

+            x_max = width_vec   - ((1.f - ((end_fragment - middle_end) / middle_start)) * border_width_right);

+

+            // draw bottom right

+            gGL.texCoord2f(u_min, 0.f);

+            gGL.vertex2fv((x_min).mV);

+

+            gGL.texCoord2f(u_max, 0.f);

+            gGL.vertex2fv(x_max.mV);

+

+            gGL.texCoord2f(u_max, border_uv_scale.mV[VY]);

+            gGL.vertex2fv((x_max + border_height_bottom).mV);

+

+            gGL.texCoord2f(u_min, border_uv_scale.mV[VY]);

+            gGL.vertex2fv((x_min + border_height_bottom).mV);

+

+            // draw right

+            gGL.texCoord2f(u_min, border_uv_scale.mV[VY]);

+            gGL.vertex2fv((x_min + border_height_bottom).mV);

+

+            gGL.texCoord2f(u_max, border_uv_scale.mV[VY]);

+            gGL.vertex2fv((x_max + border_height_bottom).mV);

+

+            gGL.texCoord2f(u_max, 1.f - border_uv_scale.mV[VY]);

+            gGL.vertex2fv((x_max + height_vec - border_height_top).mV);

+

+            gGL.texCoord2f(u_min, 1.f - border_uv_scale.mV[VY]);

+            gGL.vertex2fv((x_min + height_vec - border_height_top).mV);

+

+            // draw top right

+            gGL.texCoord2f(u_min, 1.f - border_uv_scale.mV[VY]);

+            gGL.vertex2fv((x_min + height_vec - border_height_top).mV);

+

+            gGL.texCoord2f(u_max, 1.f - border_uv_scale.mV[VY]);

+            gGL.vertex2fv((x_max + height_vec - border_height_top).mV);

+

+            gGL.texCoord2f(u_max, 1.f);

+            gGL.vertex2fv((x_max + height_vec).mV);

+

+            gGL.texCoord2f(u_min, 1.f);

+            gGL.vertex2fv((x_min + height_vec).mV);

+        }

+    }

+    gGL.end();

+

+    gGL.popUIMatrix();

+}

+

+void gl_segmented_rect_3d_tex(const LLRectf& clip_rect, const LLRectf& center_uv_rect, const LLRectf& center_draw_rect,

+                             const LLVector3& width_vec, const LLVector3& height_vec)

+{

+    LL_PROFILE_ZONE_SCOPED_CATEGORY_UI;

+

+    gGL.begin(LLRender::QUADS);

+    {

+        // draw bottom left

+        gGL.texCoord2f(clip_rect.mLeft, clip_rect.mBottom);

+        gGL.vertex3f(0.f, 0.f, 0.f);

+

+        gGL.texCoord2f(center_uv_rect.mLeft, clip_rect.mBottom);

+        gGL.vertex3fv((center_draw_rect.mLeft * width_vec).mV);

+

+        gGL.texCoord2f(center_uv_rect.mLeft, center_uv_rect.mBottom);

+        gGL.vertex3fv((center_draw_rect.mLeft * width_vec + center_draw_rect.mBottom * height_vec).mV);

+

+        gGL.texCoord2f(clip_rect.mLeft, center_uv_rect.mBottom);

+        gGL.vertex3fv((center_draw_rect.mBottom * height_vec).mV);

+

+        // draw bottom middle

+        gGL.texCoord2f(center_uv_rect.mLeft, clip_rect.mBottom);

+        gGL.vertex3fv((center_draw_rect.mLeft * width_vec).mV);

+

+        gGL.texCoord2f(center_uv_rect.mRight, clip_rect.mBottom);

+        gGL.vertex3fv((center_draw_rect.mRight * width_vec).mV);

+

+        gGL.texCoord2f(center_uv_rect.mRight, center_uv_rect.mBottom);

+        gGL.vertex3fv((center_draw_rect.mRight * width_vec + center_draw_rect.mBottom * height_vec).mV);

+

+        gGL.texCoord2f(center_uv_rect.mLeft, center_uv_rect.mBottom);

+        gGL.vertex3fv((center_draw_rect.mLeft * width_vec + center_draw_rect.mBottom * height_vec).mV);

+

+        // draw bottom right

+        gGL.texCoord2f(center_uv_rect.mRight, clip_rect.mBottom);

+        gGL.vertex3fv((center_draw_rect.mRight * width_vec).mV);

+

+        gGL.texCoord2f(clip_rect.mRight, clip_rect.mBottom);

+        gGL.vertex3fv(width_vec.mV);

+

+        gGL.texCoord2f(clip_rect.mRight, center_uv_rect.mBottom);

+        gGL.vertex3fv((width_vec + center_draw_rect.mBottom * height_vec).mV);

+

+        gGL.texCoord2f(center_uv_rect.mRight, center_uv_rect.mBottom);

+        gGL.vertex3fv((center_draw_rect.mRight * width_vec + center_draw_rect.mBottom * height_vec).mV);

+

+        // draw left

+        gGL.texCoord2f(clip_rect.mLeft, center_uv_rect.mBottom);

+        gGL.vertex3fv((center_draw_rect.mBottom * height_vec).mV);

+

+        gGL.texCoord2f(center_uv_rect.mLeft, center_uv_rect.mBottom);

+        gGL.vertex3fv((center_draw_rect.mLeft * width_vec + center_draw_rect.mBottom * height_vec).mV);

+

+        gGL.texCoord2f(center_uv_rect.mLeft, center_uv_rect.mTop);

+        gGL.vertex3fv((center_draw_rect.mLeft * width_vec + center_draw_rect.mTop * height_vec).mV);

+

+        gGL.texCoord2f(clip_rect.mLeft, center_uv_rect.mTop);

+        gGL.vertex3fv((center_draw_rect.mTop * height_vec).mV);

+

+        // draw middle

+        gGL.texCoord2f(center_uv_rect.mLeft, center_uv_rect.mBottom);

+        gGL.vertex3fv((center_draw_rect.mLeft * width_vec + center_draw_rect.mBottom * height_vec).mV);

+

+        gGL.texCoord2f(center_uv_rect.mRight, center_uv_rect.mBottom);

+        gGL.vertex3fv((center_draw_rect.mRight * width_vec + center_draw_rect.mBottom * height_vec).mV);

+

+        gGL.texCoord2f(center_uv_rect.mRight, center_uv_rect.mTop);

+        gGL.vertex3fv((center_draw_rect.mRight * width_vec + center_draw_rect.mTop * height_vec).mV);

+

+        gGL.texCoord2f(center_uv_rect.mLeft, center_uv_rect.mTop);

+        gGL.vertex3fv((center_draw_rect.mLeft * width_vec + center_draw_rect.mTop * height_vec).mV);

+

+        // draw right

+        gGL.texCoord2f(center_uv_rect.mRight, center_uv_rect.mBottom);

+        gGL.vertex3fv((center_draw_rect.mRight * width_vec + center_draw_rect.mBottom * height_vec).mV);

+

+        gGL.texCoord2f(clip_rect.mRight, center_uv_rect.mBottom);

+        gGL.vertex3fv((width_vec + center_draw_rect.mBottom * height_vec).mV);

+

+        gGL.texCoord2f(clip_rect.mRight, center_uv_rect.mTop);

+        gGL.vertex3fv((width_vec + center_draw_rect.mTop * height_vec).mV);

+

+        gGL.texCoord2f(center_uv_rect.mRight, center_uv_rect.mTop);

+        gGL.vertex3fv((center_draw_rect.mRight * width_vec + center_draw_rect.mTop * height_vec).mV);

+

+        // draw top left

+        gGL.texCoord2f(clip_rect.mLeft, center_uv_rect.mTop);

+        gGL.vertex3fv((center_draw_rect.mTop * height_vec).mV);

+

+        gGL.texCoord2f(center_uv_rect.mLeft, center_uv_rect.mTop);

+        gGL.vertex3fv((center_draw_rect.mLeft * width_vec + center_draw_rect.mTop * height_vec).mV);

+

+        gGL.texCoord2f(center_uv_rect.mLeft, clip_rect.mTop);

+        gGL.vertex3fv((center_draw_rect.mLeft * width_vec + height_vec).mV);

+

+        gGL.texCoord2f(clip_rect.mLeft, clip_rect.mTop);

+        gGL.vertex3fv((height_vec).mV);

+

+        // draw top middle

+        gGL.texCoord2f(center_uv_rect.mLeft, center_uv_rect.mTop);

+        gGL.vertex3fv((center_draw_rect.mLeft * width_vec + center_draw_rect.mTop * height_vec).mV);

+

+        gGL.texCoord2f(center_uv_rect.mRight, center_uv_rect.mTop);

+        gGL.vertex3fv((center_draw_rect.mRight * width_vec + center_draw_rect.mTop * height_vec).mV);

+

+        gGL.texCoord2f(center_uv_rect.mRight, clip_rect.mTop);

+        gGL.vertex3fv((center_draw_rect.mRight * width_vec + height_vec).mV);

+

+        gGL.texCoord2f(center_uv_rect.mLeft, clip_rect.mTop);

+        gGL.vertex3fv((center_draw_rect.mLeft * width_vec + height_vec).mV);

+

+        // draw top right

+        gGL.texCoord2f(center_uv_rect.mRight, center_uv_rect.mTop);

+        gGL.vertex3fv((center_draw_rect.mRight * width_vec + center_draw_rect.mTop * height_vec).mV);

+

+        gGL.texCoord2f(clip_rect.mRight, center_uv_rect.mTop);

+        gGL.vertex3fv((width_vec + center_draw_rect.mTop * height_vec).mV);

+

+        gGL.texCoord2f(clip_rect.mRight, clip_rect.mTop);

+        gGL.vertex3fv((width_vec + height_vec).mV);

+

+        gGL.texCoord2f(center_uv_rect.mRight, clip_rect.mTop);

+        gGL.vertex3fv((center_draw_rect.mRight * width_vec + height_vec).mV);

+    }

+    gGL.end();

+

+}

+

+LLRender2D::LLRender2D(LLImageProviderInterface* image_provider)

+{

+    mImageProvider = image_provider;

+    if(mImageProvider)

+    {

+        mImageProvider->addOnRemovalCallback(resetProvider);

+    }

+}

+

+LLRender2D::~LLRender2D()

+{

+    if(mImageProvider)

+    {

+        mImageProvider->cleanUp();

+        mImageProvider->deleteOnRemovalCallback(resetProvider);

+    }

+}

+

+// static

+void LLRender2D::translate(F32 x, F32 y, F32 z)

+{

+    gGL.translateUI(x,y,z);

+    LLFontGL::sCurOrigin.mX += (S32) x;

+    LLFontGL::sCurOrigin.mY += (S32) y;

+    LLFontGL::sCurDepth += z;

+}

+

+// static

+void LLRender2D::pushMatrix()

+{

+    gGL.pushUIMatrix();

+    LLFontGL::sOriginStack.push_back(std::make_pair(LLFontGL::sCurOrigin, LLFontGL::sCurDepth));

+}

+

+// static

+void LLRender2D::popMatrix()

+{

+    gGL.popUIMatrix();

+    LLFontGL::sCurOrigin = LLFontGL::sOriginStack.back().first;

+    LLFontGL::sCurDepth = LLFontGL::sOriginStack.back().second;

+    LLFontGL::sOriginStack.pop_back();

+}

+

+// static

+void LLRender2D::loadIdentity()

+{

+    gGL.loadUIIdentity();

+    LLFontGL::sCurOrigin.mX = 0;

+    LLFontGL::sCurOrigin.mY = 0;

+    LLFontGL::sCurDepth = 0.f;

+}

+

+// static

+void LLRender2D::setLineWidth(F32 width)

+{

+    gGL.flush();

+    // If outside the allowed range, glLineWidth fails with "invalid value".

+    // On Darwin, the range is [1, 1].

+    static GLfloat range[2]{0.0};

+    if (range[1] == 0)

+    {

+        glGetFloatv(GL_SMOOTH_LINE_WIDTH_RANGE, range);

+    }

+    width *= lerp(LLRender::sUIGLScaleFactor.mV[VX], LLRender::sUIGLScaleFactor.mV[VY], 0.5f);

+    glLineWidth(llclamp(width, range[0], range[1]));

+}

+

+LLPointer<LLUIImage> LLRender2D::getUIImageByID(const LLUUID& image_id, S32 priority)

+{

+    if (mImageProvider)

+    {

+        return mImageProvider->getUIImageByID(image_id, priority);

+    }

+    else

+    {

+        return NULL;

+    }

+}

+

+LLPointer<LLUIImage> LLRender2D::getUIImage(const std::string& name, S32 priority)

+{

+    if (!name.empty() && mImageProvider)

+        return mImageProvider->getUIImage(name, priority);

+    else

+        return NULL;

+}

+

+// static

+void LLRender2D::resetProvider()

+{

+    if (LLRender2D::instanceExists())

+    {

+        LLRender2D::getInstance()->mImageProvider = NULL;

+    }

+}

+

+// class LLImageProviderInterface

+

+LLImageProviderInterface::~LLImageProviderInterface()

+{

+    for (callback_list_t::iterator iter = mCallbackList.begin(); iter != mCallbackList.end();)

+    {

+        callback_list_t::iterator curiter = iter++;

+        (*curiter)();

+    }

+}

+

+void LLImageProviderInterface::addOnRemovalCallback(callback_t func)

+{

+    if (!func)

+    {

+        return;

+    }

+    mCallbackList.push_back(func);

+}

+

+void LLImageProviderInterface::deleteOnRemovalCallback(callback_t func)

+{

+    callback_list_t::iterator iter = std::find(mCallbackList.begin(), mCallbackList.end(), func);

+    if (iter != mCallbackList.end())

+    {

+        mCallbackList.erase(iter);

+    }

+}

+