CHUI-86 WIP Investigate voice-dot with name tag integration

added draw3D to LLUIImage to encapsulate display of image in projective 3D space

4 files changed, 118 insertions, 85 deletions

diff --git a/indra/llui/llui.cpp b/indra/llui/llui.cpp
index b52b0355fe..46882850cc 100644
--- a/indra/llui/llui.cpp
+++ b/indra/llui/llui.cpp
@@ -1464,144 +1464,132 @@ void gl_segmented_rect_2d_fragment_tex(const S32 left,
 	gGL.popUIMatrix();
 }
 
-void gl_segmented_rect_3d_tex(const LLVector2& border_scale, const LLVector3& border_width, 
-							  const LLVector3& border_height, const LLVector3& width_vec, const LLVector3& height_vec,
-							  const U32 edges)
+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)
 {
-	LLVector3 left_border_width = ((edges & (~(U32)ROUNDED_RECT_RIGHT)) != 0) ? border_width : LLVector3::zero;
-	LLVector3 right_border_width = ((edges & (~(U32)ROUNDED_RECT_LEFT)) != 0) ? border_width : LLVector3::zero;
-
-	LLVector3 top_border_height = ((edges & (~(U32)ROUNDED_RECT_BOTTOM)) != 0) ? border_height : LLVector3::zero;
-	LLVector3 bottom_border_height = ((edges & (~(U32)ROUNDED_RECT_TOP)) != 0) ? border_height : LLVector3::zero;
-
-
 	gGL.begin(LLRender::QUADS);
 	{
 		// draw bottom left
-		gGL.texCoord2f(0.f, 0.f);
+		gGL.texCoord2f(clip_rect.mLeft, clip_rect.mBottom);
 		gGL.vertex3f(0.f, 0.f, 0.f);
 
-		gGL.texCoord2f(border_scale.mV[VX], 0.f);
-		gGL.vertex3fv(left_border_width.mV);
+		gGL.texCoord2f(center_uv_rect.mLeft, clip_rect.mBottom);
+		gGL.vertex3fv((center_draw_rect.mLeft * width_vec).mV);
 
-		gGL.texCoord2f(border_scale.mV[VX], border_scale.mV[VY]);
-		gGL.vertex3fv((left_border_width + bottom_border_height).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(0.f, border_scale.mV[VY]);
-		gGL.vertex3fv(bottom_border_height.mV);
+		gGL.texCoord2f(clip_rect.mLeft, center_uv_rect.mBottom);
+		gGL.vertex3fv((center_draw_rect.mBottom * height_vec).mV);
 
 		// draw bottom middle
-		gGL.texCoord2f(border_scale.mV[VX], 0.f);
-		gGL.vertex3fv(left_border_width.mV);
+		gGL.texCoord2f(center_uv_rect.mLeft, clip_rect.mBottom);
+		gGL.vertex3fv((center_draw_rect.mLeft * width_vec).mV);
 
-		gGL.texCoord2f(1.f - border_scale.mV[VX], 0.f);
-		gGL.vertex3fv((width_vec - right_border_width).mV);
+		gGL.texCoord2f(center_uv_rect.mRight, clip_rect.mBottom);
+		gGL.vertex3fv((center_draw_rect.mRight * width_vec).mV);
 
-		gGL.texCoord2f(1.f - border_scale.mV[VX], border_scale.mV[VY]);
-		gGL.vertex3fv((width_vec - right_border_width + bottom_border_height).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(border_scale.mV[VX], border_scale.mV[VY]);
-		gGL.vertex3fv((left_border_width + bottom_border_height).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(1.f - border_scale.mV[VX], 0.f);
-		gGL.vertex3fv((width_vec - right_border_width).mV);
+		gGL.texCoord2f(center_uv_rect.mRight, clip_rect.mBottom);
+		gGL.vertex3fv((center_draw_rect.mRight * width_vec).mV);
 
-		gGL.texCoord2f(1.f, 0.f);
+		gGL.texCoord2f(clip_rect.mRight, clip_rect.mBottom);
 		gGL.vertex3fv(width_vec.mV);
 
-		gGL.texCoord2f(1.f, border_scale.mV[VY]);
-		gGL.vertex3fv((width_vec + bottom_border_height).mV);
+		gGL.texCoord2f(clip_rect.mRight, center_uv_rect.mBottom);
+		gGL.vertex3fv((width_vec + center_draw_rect.mBottom * height_vec).mV);
 
-		gGL.texCoord2f(1.f - border_scale.mV[VX], border_scale.mV[VY]);
-		gGL.vertex3fv((width_vec - right_border_width + bottom_border_height).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(0.f, border_scale.mV[VY]);
-		gGL.vertex3fv(bottom_border_height.mV);
+		gGL.texCoord2f(clip_rect.mLeft, center_uv_rect.mBottom);
+		gGL.vertex3fv((center_draw_rect.mBottom * height_vec).mV);
 
-		gGL.texCoord2f(border_scale.mV[VX], border_scale.mV[VY]);
-		gGL.vertex3fv((left_border_width + bottom_border_height).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(border_scale.mV[VX], 1.f - border_scale.mV[VY]);
-		gGL.vertex3fv((left_border_width + height_vec - top_border_height).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(0.f, 1.f - border_scale.mV[VY]);
-		gGL.vertex3fv((height_vec - top_border_height).mV);
+		gGL.texCoord2f(clip_rect.mLeft, center_uv_rect.mTop);
+		gGL.vertex3fv((center_draw_rect.mTop * height_vec).mV);
 
 		// draw middle
-		gGL.texCoord2f(border_scale.mV[VX], border_scale.mV[VY]);
-		gGL.vertex3fv((left_border_width + bottom_border_height).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(1.f - border_scale.mV[VX], border_scale.mV[VY]);
-		gGL.vertex3fv((width_vec - right_border_width + bottom_border_height).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(1.f - border_scale.mV[VX], 1.f - border_scale.mV[VY]);
-		gGL.vertex3fv((width_vec - right_border_width + height_vec - top_border_height).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(border_scale.mV[VX], 1.f - border_scale.mV[VY]);
-		gGL.vertex3fv((left_border_width + height_vec - top_border_height).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(1.f - border_scale.mV[VX], border_scale.mV[VY]);
-		gGL.vertex3fv((width_vec - right_border_width + bottom_border_height).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(1.f, border_scale.mV[VY]);
-		gGL.vertex3fv((width_vec + bottom_border_height).mV);
+		gGL.texCoord2f(clip_rect.mRight, center_uv_rect.mBottom);
+		gGL.vertex3fv((width_vec + center_draw_rect.mBottom * height_vec).mV);
 
-		gGL.texCoord2f(1.f, 1.f - border_scale.mV[VY]);
-		gGL.vertex3fv((width_vec + height_vec - top_border_height).mV);
+		gGL.texCoord2f(clip_rect.mRight, center_uv_rect.mTop);
+		gGL.vertex3fv((width_vec + center_draw_rect.mTop * height_vec).mV);
 
-		gGL.texCoord2f(1.f - border_scale.mV[VX], 1.f - border_scale.mV[VY]);
-		gGL.vertex3fv((width_vec - right_border_width + height_vec - top_border_height).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(0.f, 1.f - border_scale.mV[VY]);
-		gGL.vertex3fv((height_vec - top_border_height).mV);
+		gGL.texCoord2f(clip_rect.mLeft, center_uv_rect.mTop);
+		gGL.vertex3fv((center_draw_rect.mTop * height_vec).mV);
 
-		gGL.texCoord2f(border_scale.mV[VX], 1.f - border_scale.mV[VY]);
-		gGL.vertex3fv((left_border_width + height_vec - top_border_height).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(border_scale.mV[VX], 1.f);
-		gGL.vertex3fv((left_border_width + 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(0.f, 1.f);
+		gGL.texCoord2f(clip_rect.mLeft, clip_rect.mTop);
 		gGL.vertex3fv((height_vec).mV);
 
 		// draw top middle
-		gGL.texCoord2f(border_scale.mV[VX], 1.f - border_scale.mV[VY]);
-		gGL.vertex3fv((left_border_width + height_vec - top_border_height).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(1.f - border_scale.mV[VX], 1.f - border_scale.mV[VY]);
-		gGL.vertex3fv((width_vec - right_border_width + height_vec - top_border_height).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(1.f - border_scale.mV[VX], 1.f);
-		gGL.vertex3fv((width_vec - right_border_width + 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(border_scale.mV[VX], 1.f);
-		gGL.vertex3fv((left_border_width + 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(1.f - border_scale.mV[VX], 1.f - border_scale.mV[VY]);
-		gGL.vertex3fv((width_vec - right_border_width + height_vec - top_border_height).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(1.f, 1.f - border_scale.mV[VY]);
-		gGL.vertex3fv((width_vec + height_vec - top_border_height).mV);
+		gGL.texCoord2f(clip_rect.mRight, center_uv_rect.mTop);
+		gGL.vertex3fv((width_vec + center_draw_rect.mTop * height_vec).mV);
 
-		gGL.texCoord2f(1.f, 1.f);
+		gGL.texCoord2f(clip_rect.mRight, clip_rect.mTop);
 		gGL.vertex3fv((width_vec + height_vec).mV);
 
-		gGL.texCoord2f(1.f - border_scale.mV[VX], 1.f);
-		gGL.vertex3fv((width_vec - right_border_width + 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();
 
 }
 
-void gl_segmented_rect_3d_tex_top(const LLVector2& border_scale, const LLVector3& border_width, const LLVector3& border_height, const LLVector3& width_vec, const LLVector3& height_vec)
-{
-	gl_segmented_rect_3d_tex(border_scale, border_width, border_height, width_vec, height_vec, ROUNDED_RECT_TOP);
-}
 
 void LLUI::initClass(const settings_map_t& settings,
 					 LLImageProviderInterface* image_provider,
diff --git a/indra/llui/llui.h b/indra/llui/llui.h
index 618ed2fc42..eafae10c49 100644
--- a/indra/llui/llui.h
+++ b/indra/llui/llui.h
@@ -127,8 +127,7 @@ typedef enum e_rounded_edge
 
 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 = ROUNDED_RECT_ALL);
 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 = ROUNDED_RECT_ALL);
-void gl_segmented_rect_3d_tex(const LLVector2& border_scale, const LLVector3& border_width, const LLVector3& border_height, const LLVector3& width_vec, const LLVector3& height_vec, U32 edges = ROUNDED_RECT_ALL);
-void gl_segmented_rect_3d_tex_top(const LLVector2& border_scale, const LLVector3& border_width, const LLVector3& border_height, const LLVector3& width_vec, const LLVector3& height_vec);
+void gl_segmented_rect_3d_tex(const LLRectf& clip_rect, const LLRectf& center_uv_rect, const LLVector3& width_vec, const LLVector3& height_vec);
 
 inline void gl_rect_2d( const LLRect& rect, BOOL filled )
 {
diff --git a/indra/llui/lluiimage.cpp b/indra/llui/lluiimage.cpp
index 6ae42c8852..a4886dabb0 100644
--- a/indra/llui/lluiimage.cpp
+++ b/indra/llui/lluiimage.cpp
@@ -112,6 +112,50 @@ void LLUIImage::drawBorder(S32 x, S32 y, S32 width, S32 height, const LLColor4&
 	drawSolid(border_rect, color);
 }
 
+void LLUIImage::draw3D(const LLVector3& origin_agent, const LLVector3& x_axis, const LLVector3& y_axis, 
+						const LLRect& rect, const LLColor4& color)
+{
+	F32 border_scale = 1.f;
+	F32 border_height = (1.f - mScaleRegion.getHeight()) * getHeight();
+	F32 border_width = (1.f - mScaleRegion.getWidth()) * getWidth();
+	if (rect.getHeight() < border_height || rect.getWidth() < border_width)
+	{
+		 if(border_height - rect.getHeight() > border_width - rect.getWidth())
+		 {
+			 border_scale = (F32)rect.getHeight() / border_height;
+		 }
+		 else
+		 {
+			border_scale = (F32)rect.getWidth() / border_width;
+		 }
+	}
+
+	LLUI::pushMatrix();
+	{ 
+		LLVector3 rect_origin = origin_agent + (rect.mLeft * x_axis) + (rect.mBottom * y_axis); 
+		LLUI::translate(rect_origin.mV[VX],
+						rect_origin.mV[VY], 
+						rect_origin.mV[VZ]);
+		gGL.getTexUnit(0)->bind(getImage());
+		gGL.color4fv(color.mV);
+
+		LLRectf center_uv_rect(mClipRegion.mLeft + mScaleRegion.mLeft * mClipRegion.getWidth(),
+							mClipRegion.mBottom + mScaleRegion.mTop * mClipRegion.getHeight(),
+							mClipRegion.mLeft + mScaleRegion.mRight * mClipRegion.getWidth(),
+							mClipRegion.mBottom + mScaleRegion.mBottom * mClipRegion.getHeight());
+		gl_segmented_rect_3d_tex(mClipRegion,
+								center_uv_rect,
+								LLRectf(border_width * border_scale * 0.5f,
+										1.f - (border_height * border_scale * 0.5f),
+										1.f - (border_width * border_scale * 0.5f),
+										border_height * border_scale * 0.5f),
+								rect.getWidth() * x_axis, 
+								rect.getHeight() * y_axis);
+		
+	} LLUI::popMatrix();
+}
+
+
 S32 LLUIImage::getWidth() const
 { 
 	// return clipped dimensions of actual image area
diff --git a/indra/llui/lluiimage.h b/indra/llui/lluiimage.h
index b86ea67505..7817ba1c7b 100644
--- a/indra/llui/lluiimage.h
+++ b/indra/llui/lluiimage.h
@@ -64,7 +64,9 @@ public:
 	void drawBorder(S32 x, S32 y, S32 width, S32 height, const LLColor4& color, S32 border_width) const;
 	void drawBorder(const LLRect& rect, const LLColor4& color, S32 border_width) const { drawBorder(rect.mLeft, rect.mBottom, rect.getWidth(), rect.getHeight(), color, border_width); }
 	void drawBorder(S32 x, S32 y, const LLColor4& color, S32 border_width) const { drawBorder(x, y, getWidth(), getHeight(), color, border_width); }
-	
+
+	void draw3D(const LLVector3& origin_agent, const LLVector3& x_axis, const LLVector3& y_axis, const LLRect& rect, const LLColor4& color);
+
 	const std::string& getName() const { return mName; }
 
 	virtual S32 getWidth() const;