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authorRichard Nelson <none@none>2010-07-30 15:17:32 -0700
committerRichard Nelson <none@none>2010-07-30 15:17:32 -0700
commitb95ad3b5cec84387d20d2a1af08eeb090b54b134 (patch)
treeeb5edc9a7533e528a4a95fa7e00d6176b741a88c /indra/llrender/llfontgl.cpp
parent50005b81f7788cd7a372ab3009568bdb9e024a6e (diff)
further UI rendering performance improvements
Diffstat (limited to 'indra/llrender/llfontgl.cpp')
-rw-r--r--indra/llrender/llfontgl.cpp24
1 files changed, 15 insertions, 9 deletions
diff --git a/indra/llrender/llfontgl.cpp b/indra/llrender/llfontgl.cpp
index 2240a2146c..d6c062fc5e 100644
--- a/indra/llrender/llfontgl.cpp
+++ b/indra/llrender/llfontgl.cpp
@@ -147,6 +147,8 @@ S32 LLFontGL::render(const LLWString &wstr, S32 begin_offset, const LLRect& rect
S32 LLFontGL::render(const LLWString &wstr, S32 begin_offset, F32 x, F32 y, const LLColor4 &color, HAlign halign, VAlign valign, U8 style,
ShadowType shadow, S32 max_chars, S32 max_pixels, F32* right_x, BOOL use_ellipses) const
{
+ LLFastTimer _(FTM_RENDER_FONTS);
+
if(!sDisplayFont) //do not display texts
{
return wstr.length() ;
@@ -193,9 +195,6 @@ S32 LLFontGL::render(const LLWString &wstr, S32 begin_offset, F32 x, F32 y, cons
origin.mV[VX] -= llround((F32)sCurOrigin.mX) - (sCurOrigin.mX);
origin.mV[VY] -= llround((F32)sCurOrigin.mY) - (sCurOrigin.mY);
- LLFastTimer t(FTM_RENDER_FONTS);
-
- gGL.color4fv( color.mV );
S32 chars_drawn = 0;
S32 i;
@@ -286,6 +285,9 @@ S32 LLFontGL::render(const LLWString &wstr, S32 begin_offset, F32 x, F32 y, cons
LLVector2 uvs[GLYPH_BATCH_SIZE * 4];
LLColor4U colors[GLYPH_BATCH_SIZE * 4];
+ LLColor4U text_color(color);
+
+ S32 bitmap_num = -1;
S32 glyph_count = 0;
for (i = begin_offset; i < begin_offset + length; i++)
{
@@ -303,8 +305,13 @@ S32 LLFontGL::render(const LLWString &wstr, S32 begin_offset, F32 x, F32 y, cons
break;
}
// Per-glyph bitmap texture.
- LLImageGL *image_gl = mFontFreetype->getFontBitmapCache()->getImageGL(fgi->mBitmapNum);
- gGL.getTexUnit(0)->bind(image_gl);
+ S32 next_bitmap_num = fgi->mBitmapNum;
+ if (next_bitmap_num != bitmap_num)
+ {
+ bitmap_num = next_bitmap_num;
+ LLImageGL *font_image = font_bitmap_cache->getImageGL(bitmap_num);
+ gGL.getTexUnit(0)->bind(font_image);
+ }
if ((start_x + scaled_max_pixels) < (cur_x + fgi->mXBearing + fgi->mWidth))
{
@@ -335,7 +342,7 @@ S32 LLFontGL::render(const LLWString &wstr, S32 begin_offset, F32 x, F32 y, cons
glyph_count = 0;
}
- drawGlyph(glyph_count, vertices, uvs, colors, screen_rect, uv_rect, color, style_to_add, shadow, drop_shadow_strength);
+ drawGlyph(glyph_count, vertices, uvs, colors, screen_rect, uv_rect, text_color, style_to_add, shadow, drop_shadow_strength);
chars_drawn++;
cur_x += fgi->mXAdvance;
@@ -1145,7 +1152,6 @@ void LLFontGL::renderQuad(LLVector3* vertex_out, LLVector2* uv_out, LLColor4U* c
colors_out[index] = color;
}
-//FIXME: do colors out as well
void LLFontGL::drawGlyph(S32& glyph_count, LLVector3* vertex_out, LLVector2* uv_out, LLColor4U* colors_out, const LLRectf& screen_rect, const LLRectf& uv_rect, const LLColor4U& color, U8 style, ShadowType shadow, F32 drop_shadow_strength) const
{
F32 slant_offset;
@@ -1199,8 +1205,8 @@ void LLFontGL::drawGlyph(S32& glyph_count, LLVector3* vertex_out, LLVector2* uv_
}
else if (shadow == DROP_SHADOW)
{
- LLColor4 shadow_color = LLFontGL::sShadowColor;
- shadow_color.mV[VALPHA] = color.mV[VALPHA] * drop_shadow_strength;
+ LLColor4U shadow_color = LLFontGL::sShadowColor;
+ shadow_color.mV[VALPHA] = U8(color.mV[VALPHA] * drop_shadow_strength);
LLRectf screen_rect_shadow = screen_rect;
screen_rect_shadow.translate(1.f, -1.f);
renderQuad(&vertex_out[glyph_count * 4], &uv_out[glyph_count * 4], &colors_out[glyph_count * 4], screen_rect_shadow, uv_rect, shadow_color, slant_offset);