diff options
Diffstat (limited to 'indra/llrender/llfontgl.cpp')
-rw-r--r-- | indra/llrender/llfontgl.cpp | 195 |
1 files changed, 113 insertions, 82 deletions
diff --git a/indra/llrender/llfontgl.cpp b/indra/llrender/llfontgl.cpp index 6eb5e0eff4..6a7eba2712 100644 --- a/indra/llrender/llfontgl.cpp +++ b/indra/llrender/llfontgl.cpp @@ -181,12 +181,17 @@ S32 LLFontGL::render(const LLWString &wstr, S32 begin_offset, F32 x, F32 y, cons gGL.loadUIIdentity(); - gGL.translateUI(floorf(sCurOrigin.mX*sScaleX), floorf(sCurOrigin.mY*sScaleY), sCurOrigin.mZ); + //gGL.translateUI(floorf(sCurOrigin.mX*sScaleX), floorf(sCurOrigin.mY*sScaleY), sCurOrigin.mZ); // this code snaps the text origin to a pixel grid to start with - F32 pixel_offset_x = llround((F32)sCurOrigin.mX) - (sCurOrigin.mX); - F32 pixel_offset_y = llround((F32)sCurOrigin.mY) - (sCurOrigin.mY); - gGL.translateUI(-pixel_offset_x, -pixel_offset_y, 0.f); + //F32 pixel_offset_x = llround((F32)sCurOrigin.mX) - (sCurOrigin.mX); + //F32 pixel_offset_y = llround((F32)sCurOrigin.mY) - (sCurOrigin.mY); + //gGL.translateUI(-pixel_offset_x, -pixel_offset_y, 0.f); + + LLVector2 origin(floorf(sCurOrigin.mX*sScaleX), floorf(sCurOrigin.mY*sScaleY)); + // snap the text origin to a pixel grid to start with + origin.mV[VX] -= llround((F32)sCurOrigin.mX) - (sCurOrigin.mX); + origin.mV[VY] -= llround((F32)sCurOrigin.mY) - (sCurOrigin.mY); LLFastTimer t(FTM_RENDER_FONTS); @@ -210,8 +215,8 @@ S32 LLFontGL::render(const LLWString &wstr, S32 begin_offset, F32 x, F32 y, cons // Not guaranteed to be set correctly gGL.setSceneBlendType(LLRender::BT_ALPHA); - cur_x = ((F32)x * sScaleX); - cur_y = ((F32)y * sScaleY); + cur_x = ((F32)x * sScaleX) + origin.mV[VX]; + cur_y = ((F32)y * sScaleY) + origin.mV[VY]; // Offset y by vertical alignment. switch (valign) @@ -276,6 +281,12 @@ S32 LLFontGL::render(const LLWString &wstr, S32 begin_offset, F32 x, F32 y, cons const LLFontGlyphInfo* next_glyph = NULL; + const S32 GLYPH_BATCH_SIZE = 30; + LLVector3 vertices[GLYPH_BATCH_SIZE * 4]; + LLVector2 uvs[GLYPH_BATCH_SIZE * 4]; + LLColor4U colors[GLYPH_BATCH_SIZE * 4]; + + S32 glyph_count = 0; for (i = begin_offset; i < begin_offset + length; i++) { llwchar wch = wstr[i]; @@ -313,7 +324,18 @@ S32 LLFontGL::render(const LLWString &wstr, S32 begin_offset, F32 x, F32 y, cons llround(cur_render_x + (F32)fgi->mXBearing) + (F32)fgi->mWidth, llround(cur_render_y + (F32)fgi->mYBearing) - (F32)fgi->mHeight); - drawGlyph(screen_rect, uv_rect, color, style_to_add, shadow, drop_shadow_strength); + if (glyph_count >= GLYPH_BATCH_SIZE) + { + gGL.begin(LLRender::QUADS); + { + gGL.vertexBatchPreTransformed(vertices, uvs, colors, glyph_count * 4); + } + gGL.end(); + + glyph_count = 0; + } + + drawGlyph(glyph_count, vertices, uvs, colors, screen_rect, uv_rect, color, style_to_add, shadow, drop_shadow_strength); chars_drawn++; cur_x += fgi->mXAdvance; @@ -338,11 +360,19 @@ S32 LLFontGL::render(const LLWString &wstr, S32 begin_offset, F32 x, F32 y, cons cur_render_y = cur_y; } + gGL.begin(LLRender::QUADS); + { + gGL.vertexBatchPreTransformed(vertices, uvs, colors, glyph_count * 4); + } + gGL.end(); + + if (right_x) { *right_x = cur_x / sScaleX; } + //FIXME: add underline as glyph? if (style_to_add & UNDERLINE) { F32 descender = mFontFreetype->getDescenderHeight(); @@ -1091,95 +1121,96 @@ LLFontGL &LLFontGL::operator=(const LLFontGL &source) return *this; } -void LLFontGL::renderQuad(const LLRectf& screen_rect, const LLRectf& uv_rect, F32 slant_amt) const +void LLFontGL::renderQuad(LLVector3* vertex_out, LLVector2* uv_out, LLColor4U* colors_out, const LLRectf& screen_rect, const LLRectf& uv_rect, const LLColor4U& color, F32 slant_amt) const { - gGL.texCoord2f(uv_rect.mRight, uv_rect.mTop); - gGL.vertex2f(llfont_round_x(screen_rect.mRight), - llfont_round_y(screen_rect.mTop)); - - gGL.texCoord2f(uv_rect.mLeft, uv_rect.mTop); - gGL.vertex2f(llfont_round_x(screen_rect.mLeft), - llfont_round_y(screen_rect.mTop)); - - gGL.texCoord2f(uv_rect.mLeft, uv_rect.mBottom); - gGL.vertex2f(llfont_round_x(screen_rect.mLeft + slant_amt), - llfont_round_y(screen_rect.mBottom)); - - gGL.texCoord2f(uv_rect.mRight, uv_rect.mBottom); - gGL.vertex2f(llfont_round_x(screen_rect.mRight + slant_amt), - llfont_round_y(screen_rect.mBottom)); + S32 index = 0; + + vertex_out[index] = LLVector3(llfont_round_x(screen_rect.mRight), llfont_round_y(screen_rect.mTop), 0.f); + uv_out[index] = LLVector2(uv_rect.mRight, uv_rect.mTop); + colors_out[index] = color; + index++; + + vertex_out[index] = LLVector3(llfont_round_x(screen_rect.mLeft), llfont_round_y(screen_rect.mTop), 0.f); + uv_out[index] = LLVector2(uv_rect.mLeft, uv_rect.mTop); + colors_out[index] = color; + index++; + + vertex_out[index] = LLVector3(llfont_round_x(screen_rect.mLeft), llfont_round_y(screen_rect.mBottom), 0.f); + uv_out[index] = LLVector2(uv_rect.mLeft, uv_rect.mBottom); + colors_out[index] = color; + index++; + + vertex_out[index] = LLVector3(llfont_round_x(screen_rect.mRight), llfont_round_y(screen_rect.mBottom), 0.f); + uv_out[index] = LLVector2(uv_rect.mRight, uv_rect.mBottom); + colors_out[index] = color; } -void LLFontGL::drawGlyph(const LLRectf& screen_rect, const LLRectf& uv_rect, const LLColor4& color, U8 style, ShadowType shadow, F32 drop_shadow_strength) const +//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; slant_offset = ((style & ITALIC) ? ( -mFontFreetype->getAscenderHeight() * 0.2f) : 0.f); - gGL.begin(LLRender::QUADS); + //FIXME: bold and drop shadow are mutually exclusive only for convenience + //Allow both when we need them. + if (style & BOLD) { - //FIXME: bold and drop shadow are mutually exclusive only for convenience - //Allow both when we need them. - if (style & BOLD) + for (S32 pass = 0; pass < 2; pass++) { - gGL.color4fv(color.mV); - for (S32 pass = 0; pass < 2; pass++) - { - LLRectf screen_rect_offset = screen_rect; + LLRectf screen_rect_offset = screen_rect; - screen_rect_offset.translate((F32)(pass * BOLD_OFFSET), 0.f); - renderQuad(screen_rect_offset, uv_rect, slant_offset); - } + screen_rect_offset.translate((F32)(pass * BOLD_OFFSET), 0.f); + renderQuad(&vertex_out[glyph_count * 4], &uv_out[glyph_count * 4], &colors_out[glyph_count * 4], screen_rect_offset, uv_rect, color, slant_offset); + glyph_count++; } - else if (shadow == DROP_SHADOW_SOFT) + } + else if (shadow == DROP_SHADOW_SOFT) + { + LLColor4U shadow_color = LLFontGL::sShadowColor; + shadow_color.mV[VALPHA] = U8(color.mV[VALPHA] * drop_shadow_strength * DROP_SHADOW_SOFT_STRENGTH); + for (S32 pass = 0; pass < 5; pass++) { - LLColor4 shadow_color = LLFontGL::sShadowColor; - shadow_color.mV[VALPHA] = color.mV[VALPHA] * drop_shadow_strength * DROP_SHADOW_SOFT_STRENGTH; - gGL.color4fv(shadow_color.mV); - for (S32 pass = 0; pass < 5; pass++) - { - LLRectf screen_rect_offset = screen_rect; + LLRectf screen_rect_offset = screen_rect; - switch(pass) - { - case 0: - screen_rect_offset.translate(-1.f, -1.f); - break; - case 1: - screen_rect_offset.translate(1.f, -1.f); - break; - case 2: - screen_rect_offset.translate(1.f, 1.f); - break; - case 3: - screen_rect_offset.translate(-1.f, 1.f); - break; - case 4: - screen_rect_offset.translate(0, -2.f); - break; - } - - renderQuad(screen_rect_offset, uv_rect, slant_offset); + switch(pass) + { + case 0: + screen_rect_offset.translate(-1.f, -1.f); + break; + case 1: + screen_rect_offset.translate(1.f, -1.f); + break; + case 2: + screen_rect_offset.translate(1.f, 1.f); + break; + case 3: + screen_rect_offset.translate(-1.f, 1.f); + break; + case 4: + screen_rect_offset.translate(0, -2.f); + break; } - gGL.color4fv(color.mV); - renderQuad(screen_rect, uv_rect, slant_offset); - } - else if (shadow == DROP_SHADOW) - { - LLColor4 shadow_color = LLFontGL::sShadowColor; - shadow_color.mV[VALPHA] = color.mV[VALPHA] * drop_shadow_strength; - gGL.color4fv(shadow_color.mV); - LLRectf screen_rect_shadow = screen_rect; - screen_rect_shadow.translate(1.f, -1.f); - renderQuad(screen_rect_shadow, uv_rect, slant_offset); - gGL.color4fv(color.mV); - renderQuad(screen_rect, uv_rect, slant_offset); - } - else // normal rendering - { - gGL.color4fv(color.mV); - renderQuad(screen_rect, uv_rect, slant_offset); + + renderQuad(&vertex_out[glyph_count * 4], &uv_out[glyph_count * 4], &colors_out[glyph_count * 4], screen_rect_offset, uv_rect, shadow_color, slant_offset); + glyph_count++; } - + renderQuad(&vertex_out[glyph_count * 4], &uv_out[glyph_count * 4], &colors_out[glyph_count * 4], screen_rect, uv_rect, color, slant_offset); + glyph_count++; + } + else if (shadow == DROP_SHADOW) + { + LLColor4 shadow_color = LLFontGL::sShadowColor; + shadow_color.mV[VALPHA] = 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); + glyph_count++; + renderQuad(&vertex_out[glyph_count * 4], &uv_out[glyph_count * 4], &colors_out[glyph_count * 4], screen_rect, uv_rect, color, slant_offset); + glyph_count++; + } + else // normal rendering + { + renderQuad(&vertex_out[glyph_count * 4], &uv_out[glyph_count * 4], &colors_out[glyph_count * 4], screen_rect, uv_rect, color, slant_offset); + glyph_count++; } - gGL.end(); } |