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Diffstat (limited to 'indra/llrender/llrender2dutils.cpp')
| -rw-r--r-- | indra/llrender/llrender2dutils.cpp | 1608 |
1 files changed, 1608 insertions, 0 deletions
diff --git a/indra/llrender/llrender2dutils.cpp b/indra/llrender/llrender2dutils.cpp new file mode 100644 index 0000000000..d3cfbaf03a --- /dev/null +++ b/indra/llrender/llrender2dutils.cpp @@ -0,0 +1,1608 @@ +/** + * @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" + +// Project includes +#include "llrender2dutils.h" +#include "lluiimage.h" + + +// +// Globals +// +const LLColor4 UI_VERTEX_COLOR(1.f, 1.f, 1.f, 1.f); +/*static*/ LLVector2 LLRender2D::sGLScaleFactor(1.f, 1.f); +/*static*/ LLImageProviderInterface* LLRender2D::sImageProvider = NULL; + +// +// 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 * LLRender2D::sGLScaleFactor.mV[VX]) - pixel_offset, + llfloor((F32)top * LLRender2D::sGLScaleFactor.mV[VY]) + pixel_offset, + llfloor((F32)right * LLRender2D::sGLScaleFactor.mV[VX]) + pixel_offset, + llfloor((F32)bottom * LLRender2D::sGLScaleFactor.mV[VY]) - pixel_offset, + filled); + gGL.popUIMatrix(); +} + + +void gl_rect_2d(S32 left, S32 top, S32 right, S32 bottom, BOOL filled ) +{ + stop_glerror(); + 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 + { + if( gGLManager.mATIOffsetVerticalLines ) + { + // Work around bug in ATI driver: vertical lines are offset by (-1,-1) + gGL.begin( LLRender::LINES ); + + // Verticals + gGL.vertex2i(left + 1, top); + gGL.vertex2i(left + 1, bottom); + + gGL.vertex2i(right, bottom); + gGL.vertex2i(right, top); + + // Horizontals + top--; + right--; + gGL.vertex2i(left, bottom); + gGL.vertex2i(right, bottom); + + gGL.vertex2i(left, top); + 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(); + } + } + stop_glerror(); +} + +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 ) +{ + // Work around bug in ATI driver: vertical lines are offset by (-1,-1) + if( (x1 == x2) && gGLManager.mATIOffsetVerticalLines ) + { + x1++; + x2++; + y1++; + 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 ) +{ + // Work around bug in ATI driver: vertical lines are offset by (-1,-1) + if( (x1 == x2) && gGLManager.mATIOffsetVerticalLines ) + { + x1++; + x2++; + y1++; + y2++; + } + + 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) + { + llwarns << "image == NULL; aborting function" << llendl; + return; + } + gl_draw_scaled_rotated_image( x, y, image->getWidth(0), image->getHeight(0), 0.f, image, color, uv_rect ); +} + +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) + { + llwarns << "image == NULL; aborting function" << llendl; + 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) +{ + if (NULL == image) + { + llwarns << "image == NULL; aborting function" << llendl; + 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); +} + +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) +{ + stop_glerror(); + + if (NULL == image) + { + llwarns << "image == NULL; aborting function" << llendl; + return; + } + + // 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 = llround(image_width * uv_width); + S32 image_natural_height = llround(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); + + { // scale fixed region of image to drawn region + draw_center_rect.mRight += width - image_natural_width; + draw_center_rect.mTop += height - image_natural_height; + + F32 border_shrink_width = llmax(0.f, draw_center_rect.mLeft - draw_center_rect.mRight); + F32 border_shrink_height = llmax(0.f, draw_center_rect.mBottom - draw_center_rect.mTop); + + F32 shrink_width_ratio = center_rect.getWidth() == 1.f ? 0.f : border_shrink_width / ((F32)image_natural_width * (1.f - center_rect.getWidth())); + F32 shrink_height_ratio = center_rect.getHeight() == 1.f ? 0.f : border_shrink_height / ((F32)image_natural_height * (1.f - center_rect.getHeight())); + + F32 shrink_scale = 1.f - llmax(shrink_width_ratio, shrink_height_ratio); + + draw_center_rect.mLeft = llround(ui_translation.mV[VX] + (F32)draw_center_rect.mLeft * shrink_scale * ui_scale.mV[VX]); + draw_center_rect.mTop = llround(ui_translation.mV[VY] + lerp((F32)height, (F32)draw_center_rect.mTop, shrink_scale) * ui_scale.mV[VY]); + draw_center_rect.mRight = llround(ui_translation.mV[VX] + lerp((F32)width, (F32)draw_center_rect.mRight, shrink_scale) * ui_scale.mV[VX]); + draw_center_rect.mBottom = llround(ui_translation.mV[VY] + (F32)draw_center_rect.mBottom * shrink_scale * 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; + + if (solid_color) + { + if (LLGLSLShader::sNoFixedFunction) + { + gSolidColorProgram.bind(); + } + else + { + gGL.getTexUnit(0)->setTextureColorBlend(LLTexUnit::TBO_REPLACE, LLTexUnit::TBS_PREV_COLOR); + gGL.getTexUnit(0)->setTextureAlphaBlend(LLTexUnit::TBO_MULT, LLTexUnit::TBS_TEX_ALPHA, LLTexUnit::TBS_VERT_ALPHA); + } + } + + 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) + { + if (LLGLSLShader::sNoFixedFunction) + { + gUIProgram.bind(); + } + else + { + gGL.getTexUnit(0)->setTextureBlendType(LLTexUnit::TB_MULT); + } + } +} + +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) +{ + if (NULL == image) + { + llwarns << "image == NULL; aborting function" << llendl; + return; + } + + LLGLSUIDefault gls_ui; + + + gGL.getTexUnit(0)->bind(image, true); + + 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 = llround(width * ui_scale.mV[VX]); + S32 scaled_height = llround(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); + + gGL.getTexUnit(0)->bind(image, true); + + 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_stippled_line_3d( const LLVector3& start, const LLVector3& end, const LLColor4& color, F32 phase ) +{ + phase = fmod(phase, 1.f); + + S32 shift = S32(phase * 4.f) % 4; + + // Stippled line + LLGLEnable stipple(GL_LINE_STIPPLE); + + gGL.color4f(color.mV[VRED], color.mV[VGREEN], color.mV[VBLUE], color.mV[VALPHA]); + + gGL.flush(); + glLineWidth(2.5f); + + if (!LLGLSLShader::sNoFixedFunction) + { + glLineStipple(2, 0x3333 << shift); + } + + gGL.begin(LLRender::LINES); + { + gGL.vertex3fv( start.mV ); + gGL.vertex3fv( end.mV ); + } + gGL.end(); + + LLRender2D::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) +{ + if (!LLGLSLShader::sNoFixedFunction) + { + // Initialize the first time this is called. + const S32 PIXELS = 32; + static GLubyte checkerboard[PIXELS * PIXELS]; + static BOOL first = TRUE; + if( first ) + { + for( S32 i = 0; i < PIXELS; i++ ) + { + for( S32 j = 0; j < PIXELS; j++ ) + { + checkerboard[i * PIXELS + j] = ((i & 1) ^ (j & 1)) * 0xFF; + } + } + first = FALSE; + } + + gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE); + + // ...white squares + gGL.color4f( 1.f, 1.f, 1.f, alpha ); + gl_rect_2d(rect); + + // ...gray squares + gGL.color4f( .7f, .7f, .7f, alpha ); + gGL.flush(); + + glPolygonStipple( checkerboard ); + + LLGLEnable polygon_stipple(GL_POLYGON_STIPPLE); + gl_rect_2d(rect); + } + else + { //polygon stipple is deprecated, use "Checker" texture + LLPointer<LLUIImage> img = LLRender2D::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) +{ + 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(); +} + +//FIXME: rewrite to use scissor? +void gl_segmented_rect_2d_fragment_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 F32 start_fragment, + const F32 end_fragment, + const U32 edges) +{ + 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 - llmax(0.f, ((start_fragment - middle_end) / middle_start))) * border_uv_scale.mV[VX]; + u_max = (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) +{ + 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(); + +} + +// static +void LLRender2D::initClass(LLImageProviderInterface* image_provider, + const LLVector2* scale_factor) +{ + sGLScaleFactor = (scale_factor == NULL) ? LLVector2(1.f, 1.f) : *scale_factor; + sImageProvider = image_provider; +} + +// static +void LLRender2D::cleanupClass() +{ + if(sImageProvider) + { + sImageProvider->cleanUp(); + } +} + + +//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::setScaleFactor(const LLVector2 &scale_factor) +{ + sGLScaleFactor = scale_factor; +} + +//static +void LLRender2D::setLineWidth(F32 width) +{ + gGL.flush(); + glLineWidth(width * lerp(sGLScaleFactor.mV[VX], sGLScaleFactor.mV[VY], 0.5f)); +} + +//static +LLPointer<LLUIImage> LLRender2D::getUIImageByID(const LLUUID& image_id, S32 priority) +{ + if (sImageProvider) + { + return sImageProvider->getUIImageByID(image_id, priority); + } + else + { + return NULL; + } +} + +//static +LLPointer<LLUIImage> LLRender2D::getUIImage(const std::string& name, S32 priority) +{ + if (!name.empty() && sImageProvider) + return sImageProvider->getUIImage(name, priority); + else + return NULL; +} + |