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-rw-r--r--indra/llui/llui.cpp400
1 files changed, 192 insertions, 208 deletions
diff --git a/indra/llui/llui.cpp b/indra/llui/llui.cpp
index d33d8e3178..03223b45f7 100644
--- a/indra/llui/llui.cpp
+++ b/indra/llui/llui.cpp
@@ -460,7 +460,7 @@ void gl_draw_scaled_image_with_border(S32 x, S32 y, S32 border_width, S32 border
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)
+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_rect, const LLRectf& scale_rect)
{
stop_glerror();
@@ -470,53 +470,36 @@ void gl_draw_scaled_image_with_border(S32 x, S32 y, S32 width, S32 height, LLTex
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]);
+ LLRectf scale_rect_uv(
+ uv_rect.mLeft + (scale_rect.mLeft * uv_rect.getWidth()),
+ uv_rect.mBottom + (scale_rect.mTop * uv_rect.getHeight()),
+ uv_rect.mLeft + (scale_rect.mRight * uv_rect.getWidth()),
+ uv_rect.mBottom + (scale_rect.mBottom * uv_rect.getHeight()));
+
+ S32 image_natural_width = llround((F32)image->getWidth(0) * uv_rect.getWidth());
+ S32 image_natural_height = llround((F32)image->getHeight(0) * uv_rect.getHeight());
+
+ LLRect draw_rect(0, height, width, 0);
+ LLRect draw_scale_rect(llround(scale_rect_uv.mLeft * (F32)image->getWidth(0)),
+ llround(scale_rect_uv.mTop * (F32)image->getHeight(0)),
+ llround(scale_rect_uv.mRight * (F32)image->getWidth(0)),
+ llround(scale_rect_uv.mBottom * (F32)image->getHeight(0)));
+ // scale fixed region of image to drawn region
+ draw_scale_rect.mRight += width - image_natural_width;
+ draw_scale_rect.mTop += height - image_natural_height;
+
+ S32 border_shrink_width = llmax(0, draw_scale_rect.mLeft - draw_scale_rect.mRight);
+ S32 border_shrink_height = llmax(0, draw_scale_rect.mBottom - draw_scale_rect.mTop);
+
+ F32 shrink_width_ratio = scale_rect.getWidth() == 1.f ? 0.f : border_shrink_width / ((F32)image_natural_width * (1.f - scale_rect.getWidth()));
+ F32 shrink_height_ratio = scale_rect.getHeight() == 1.f ? 0.f : border_shrink_height / ((F32)image_natural_height * (1.f - scale_rect.getHeight()));
+
+ F32 shrink_scale = 1.f - llmax(shrink_width_ratio, shrink_height_ratio);
+ draw_scale_rect.mLeft = llround((F32)draw_scale_rect.mLeft * shrink_scale);
+ draw_scale_rect.mTop = llround(lerp((F32)height, (F32)draw_scale_rect.mTop, shrink_scale));
+ draw_scale_rect.mRight = llround(lerp((F32)width, (F32)draw_scale_rect.mRight, shrink_scale));
+ draw_scale_rect.mBottom = llround((F32)draw_scale_rect.mBottom * shrink_scale);
LLGLSUIDefault gls_ui;
@@ -526,174 +509,136 @@ void gl_draw_scaled_image_with_border(S32 x, S32 y, S32 width, S32 height, LLTex
gGL.getTexUnit(0)->setTextureAlphaBlend(LLTexUnit::TBO_MULT, LLTexUnit::TBS_TEX_ALPHA, LLTexUnit::TBS_VERT_ALPHA);
}
- gGL.getTexUnit(0)->bind(image);
-
- 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);
+ gGL.pushUIMatrix();
{
- // 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++;
+ gGL.translateUI((F32)x, (F32)y, 0.f);
- 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++;
+ gGL.getTexUnit(0)->bind(image);
- 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++;
+ gGL.color4fv(color.mV);
+
+ gGL.begin(LLRender::QUADS);
+ {
+ // draw bottom left
+ gGL.texCoord2f(uv_rect.mLeft, uv_rect.mBottom);
+ gGL.vertex2i(0, 0);
- 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++;
+ gGL.texCoord2f(scale_rect_uv.mLeft, uv_rect.mBottom);
+ gGL.vertex2i(draw_scale_rect.mLeft, 0);
- // 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++;
+ gGL.texCoord2f(scale_rect_uv.mLeft, scale_rect_uv.mBottom);
+ gGL.vertex2i(draw_scale_rect.mLeft, draw_scale_rect.mBottom);
- 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++;
+ gGL.texCoord2f(uv_rect.mLeft, scale_rect_uv.mBottom);
+ gGL.vertex2i(0, draw_scale_rect.mBottom);
- 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 bottom middle
+ gGL.texCoord2f(scale_rect_uv.mLeft, uv_rect.mBottom);
+ gGL.vertex2i(draw_scale_rect.mLeft, 0);
- 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++;
+ gGL.texCoord2f(scale_rect_uv.mRight, uv_rect.mBottom);
+ gGL.vertex2i(draw_scale_rect.mRight, 0);
- // 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++;
+ gGL.texCoord2f(scale_rect_uv.mRight, scale_rect_uv.mBottom);
+ gGL.vertex2i(draw_scale_rect.mRight, draw_scale_rect.mBottom);
- 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++;
+ gGL.texCoord2f(scale_rect_uv.mLeft, scale_rect_uv.mBottom);
+ gGL.vertex2i(draw_scale_rect.mLeft, draw_scale_rect.mBottom);
- 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++;
+ // draw bottom right
+ gGL.texCoord2f(scale_rect_uv.mRight, uv_rect.mBottom);
+ gGL.vertex2i(draw_scale_rect.mRight, 0);
- 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++;
+ gGL.texCoord2f(uv_rect.mRight, uv_rect.mBottom);
+ gGL.vertex2i(width, 0);
- // 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++;
+ gGL.texCoord2f(uv_rect.mRight, scale_rect_uv.mBottom);
+ gGL.vertex2i(width, draw_scale_rect.mBottom);
- 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++;
+ gGL.texCoord2f(scale_rect_uv.mRight, scale_rect_uv.mBottom);
+ gGL.vertex2i(draw_scale_rect.mRight, draw_scale_rect.mBottom);
- 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 left
+ gGL.texCoord2f(uv_rect.mLeft, scale_rect_uv.mBottom);
+ gGL.vertex2i(0, draw_scale_rect.mBottom);
- 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++;
+ gGL.texCoord2f(scale_rect_uv.mLeft, scale_rect_uv.mBottom);
+ gGL.vertex2i(draw_scale_rect.mLeft, draw_scale_rect.mBottom);
- // 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++;
+ gGL.texCoord2f(scale_rect_uv.mLeft, scale_rect_uv.mTop);
+ gGL.vertex2i(draw_scale_rect.mLeft, draw_scale_rect.mTop);
- 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++;
+ gGL.texCoord2f(uv_rect.mLeft, scale_rect_uv.mTop);
+ gGL.vertex2i(0, draw_scale_rect.mTop);
- 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 middle
+ gGL.texCoord2f(scale_rect_uv.mLeft, scale_rect_uv.mBottom);
+ gGL.vertex2i(draw_scale_rect.mLeft, draw_scale_rect.mBottom);
- 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++;
+ gGL.texCoord2f(scale_rect_uv.mRight, scale_rect_uv.mBottom);
+ gGL.vertex2i(draw_scale_rect.mRight, draw_scale_rect.mBottom);
- // 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++;
+ gGL.texCoord2f(scale_rect_uv.mRight, scale_rect_uv.mTop);
+ gGL.vertex2i(draw_scale_rect.mRight, draw_scale_rect.mTop);
- 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++;
+ gGL.texCoord2f(scale_rect_uv.mLeft, scale_rect_uv.mTop);
+ gGL.vertex2i(draw_scale_rect.mLeft, draw_scale_rect.mTop);
- 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++;
+ // draw right
+ gGL.texCoord2f(scale_rect_uv.mRight, scale_rect_uv.mBottom);
+ gGL.vertex2i(draw_scale_rect.mRight, draw_scale_rect.mBottom);
- 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++;
+ gGL.texCoord2f(uv_rect.mRight, scale_rect_uv.mBottom);
+ gGL.vertex2i(width, draw_scale_rect.mBottom);
- // 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++;
+ gGL.texCoord2f(uv_rect.mRight, scale_rect_uv.mTop);
+ gGL.vertex2i(width, draw_scale_rect.mTop);
+
+ gGL.texCoord2f(scale_rect_uv.mRight, scale_rect_uv.mTop);
+ gGL.vertex2i(draw_scale_rect.mRight, draw_scale_rect.mTop);
- 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 top left
+ gGL.texCoord2f(uv_rect.mLeft, scale_rect_uv.mTop);
+ gGL.vertex2i(0, draw_scale_rect.mTop);
- 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++;
+ gGL.texCoord2f(scale_rect_uv.mLeft, scale_rect_uv.mTop);
+ gGL.vertex2i(draw_scale_rect.mLeft, draw_scale_rect.mTop);
- 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++;
+ gGL.texCoord2f(scale_rect_uv.mLeft, uv_rect.mTop);
+ gGL.vertex2i(draw_scale_rect.mLeft, height);
- // 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++;
+ gGL.texCoord2f(uv_rect.mLeft, uv_rect.mTop);
+ gGL.vertex2i(0, height);
- 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 middle
+ gGL.texCoord2f(scale_rect_uv.mLeft, scale_rect_uv.mTop);
+ gGL.vertex2i(draw_scale_rect.mLeft, draw_scale_rect.mTop);
- 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.texCoord2f(scale_rect_uv.mRight, scale_rect_uv.mTop);
+ gGL.vertex2i(draw_scale_rect.mRight, draw_scale_rect.mTop);
- 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++;
+ gGL.texCoord2f(scale_rect_uv.mRight, uv_rect.mTop);
+ gGL.vertex2i(draw_scale_rect.mRight, height);
- // 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++;
+ gGL.texCoord2f(scale_rect_uv.mLeft, uv_rect.mTop);
+ gGL.vertex2i(draw_scale_rect.mLeft, height);
- 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++;
+ // draw top right
+ gGL.texCoord2f(scale_rect_uv.mRight, scale_rect_uv.mTop);
+ gGL.vertex2i(draw_scale_rect.mRight, draw_scale_rect.mTop);
- 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++;
+ gGL.texCoord2f(uv_rect.mRight, scale_rect_uv.mTop);
+ gGL.vertex2i(width, draw_scale_rect.mTop);
- 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.texCoord2f(uv_rect.mRight, uv_rect.mTop);
+ gGL.vertex2i(width, height);
- gGL.vertexBatchPreTransformed(pos, uv, NUM_VERTICES);
+ gGL.texCoord2f(scale_rect_uv.mRight, uv_rect.mTop);
+ gGL.vertex2i(draw_scale_rect.mRight, height);
+ }
+ gGL.end();
}
- gGL.end();
+ gGL.popUIMatrix();
if (solid_color)
{
@@ -723,40 +668,25 @@ void gl_draw_scaled_rotated_image(S32 x, S32 y, S32 width, S32 height, F32 degre
if (degrees == 0.f)
{
- const S32 NUM_VERTICES = 4; // 9 quads
- LLVector2 uv[NUM_VERTICES];
- LLVector3 pos[NUM_VERTICES];
-
+ gGL.pushUIMatrix();
+ gGL.translateUI((F32)x, (F32)y, 0.f);
+
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.texCoord2f(uv_rect.mRight, uv_rect.mTop);
+ gGL.vertex2i(width, height );
+
+ gGL.texCoord2f(uv_rect.mLeft, uv_rect.mTop);
+ gGL.vertex2i(0, height );
+
+ gGL.texCoord2f(uv_rect.mLeft, uv_rect.mBottom);
+ gGL.vertex2i(0, 0);
+
+ gGL.texCoord2f(uv_rect.mRight, uv_rect.mBottom);
+ gGL.vertex2i(width, 0);
}
gGL.end();
+ gGL.popUIMatrix();
}
else
{
@@ -825,6 +755,25 @@ void gl_stippled_line_3d( const LLVector3& start, const LLVector3& end, const LL
LLUI::setLineWidth(1.f);
}
+
+void gl_rect_2d_xor(S32 left, S32 top, S32 right, S32 bottom)
+{
+ gGL.color4fv( LLColor4::white.mV );
+ glLogicOp( GL_XOR );
+ stop_glerror();
+
+ gGL.begin(LLRender::QUADS);
+ gGL.vertex2i(left, top);
+ gGL.vertex2i(left, bottom);
+ gGL.vertex2i(right, bottom);
+ gGL.vertex2i(right, top);
+ gGL.end();
+
+ glLogicOp( GL_COPY );
+ stop_glerror();
+}
+
+
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)
@@ -1058,6 +1007,42 @@ void gl_washer_segment_2d(F32 outer_radius, F32 inner_radius, F32 start_radians,
gGL.end();
}
+// Draws spokes around a circle.
+void gl_washer_spokes_2d(F32 outer_radius, F32 inner_radius, S32 count, const LLColor4& inner_color, const LLColor4& outer_color)
+{
+ const F32 DELTA = F_TWO_PI / count;
+ const F32 HALF_DELTA = DELTA * 0.5f;
+ const F32 SIN_DELTA = sin( DELTA );
+ const F32 COS_DELTA = cos( DELTA );
+
+ F32 x1 = outer_radius * cos( HALF_DELTA );
+ F32 y1 = outer_radius * sin( HALF_DELTA );
+ F32 x2 = inner_radius * cos( HALF_DELTA );
+ F32 y2 = inner_radius * sin( HALF_DELTA );
+
+ gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
+
+ gGL.begin( LLRender::LINES );
+ {
+ while( count-- )
+ {
+ 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 );
@@ -1245,7 +1230,6 @@ void gl_segmented_rect_2d_tex(const S32 left,
gGL.popUIMatrix();
}
-//FIXME: rewrite to use scissor?
void gl_segmented_rect_2d_fragment_tex(const S32 left,
const S32 top,
const S32 right,
generated by cgit v1.2.3 (git 2.25.1) at 2024-09-20 02:23:58 +0000