sRGB support in Ganesh. Several pieces:

src/gpu/GrCaps.cpp

 
 /*
  * Copyright 2015 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "GrCaps.h"
 #include "GrContextOptions.h"
@@ skipping 65 matching lines @@
 void GrShaderCaps::applyOptionsOverrides(const GrContextOptions& options) {
     fDualSourceBlendingSupport = fDualSourceBlendingSupport && !options.fSuppressDualSourceBlending;
     this->onApplyOptionsOverrides(options);
 }
 
 ///////////////////////////////////////////////////////////////////////////////
 
 GrCaps::GrCaps(const GrContextOptions& options) {
     fMipMapSupport = false;
     fNPOTTextureTileSupport = false;
+    fSRGBSupport = false;
     fTwoSidedStencilSupport = false;
     fStencilWrapOpsSupport = false;
     fDiscardRenderTargetSupport = false;
     fReuseScratchTextures = true;
     fReuseScratchBuffers = true;
     fGpuTracingSupport = false;
     fCompressedTexSubImageSupport = false;
     fOversizedStencilSupport = false;
     fTextureBarrierSupport = false;
     fSampleLocationsSupport = false;
@@ skipping 54 matching lines @@
     }
     SkASSERT(0 == flags); // Make sure we handled all the flags.
     return str;
 }
 
 SkString GrCaps::dump() const {
     SkString r;
     static const char* gNY[] = {"NO", "YES"};
     r.appendf("MIP Map Support                    : %s\n", gNY[fMipMapSupport]);
     r.appendf("NPOT Texture Tile Support          : %s\n", gNY[fNPOTTextureTileSupport]);
+    r.appendf("sRGB Support                       : %s\n", gNY[fSRGBSupport]);
     r.appendf("Two Sided Stencil Support          : %s\n", gNY[fTwoSidedStencilSupport]);
     r.appendf("Stencil Wrap Ops  Support          : %s\n", gNY[fStencilWrapOpsSupport]);
     r.appendf("Discard Render Target Support      : %s\n", gNY[fDiscardRenderTargetSupport]);
     r.appendf("Reuse Scratch Textures             : %s\n", gNY[fReuseScratchTextures]);
     r.appendf("Reuse Scratch Buffers              : %s\n", gNY[fReuseScratchBuffers]);
     r.appendf("Gpu Tracing Support                : %s\n", gNY[fGpuTracingSupport]);
     r.appendf("Compressed Update Support          : %s\n", gNY[fCompressedTexSubImageSupport]);
     r.appendf("Oversized Stencil Support          : %s\n", gNY[fOversizedStencilSupport]);
     r.appendf("Texture Barrier Support            : %s\n", gNY[fTextureBarrierSupport]);
     r.appendf("Sample Locations Support           : %s\n", gNY[fSampleLocationsSupport]);
@@ skipping 33 matching lines @@
 
     static const char* kConfigNames[] = {
         "Unknown",  // kUnknown_GrPixelConfig
         "Alpha8",   // kAlpha_8_GrPixelConfig,
         "Index8",   // kIndex_8_GrPixelConfig,
         "RGB565",   // kRGB_565_GrPixelConfig,
         "RGBA444",  // kRGBA_4444_GrPixelConfig,
         "RGBA8888", // kRGBA_8888_GrPixelConfig,
         "BGRA8888", // kBGRA_8888_GrPixelConfig,
         "SRGBA8888",// kSRGBA_8888_GrPixelConfig,
+        "SBGRA8888",// kSBGRA_8888_GrPixelConfig,
         "ETC1",     // kETC1_GrPixelConfig,
         "LATC",     // kLATC_GrPixelConfig,
         "R11EAC",   // kR11_EAC_GrPixelConfig,
         "ASTC12x12",// kASTC_12x12_GrPixelConfig,
         "RGBAFloat",// kRGBA_float_GrPixelConfig
         "AlphaHalf",// kAlpha_half_GrPixelConfig
         "RGBAHalf", // kRGBA_half_GrPixelConfig
     };
     GR_STATIC_ASSERT(0  == kUnknown_GrPixelConfig);
     GR_STATIC_ASSERT(1  == kAlpha_8_GrPixelConfig);
     GR_STATIC_ASSERT(2  == kIndex_8_GrPixelConfig);
     GR_STATIC_ASSERT(3  == kRGB_565_GrPixelConfig);
     GR_STATIC_ASSERT(4  == kRGBA_4444_GrPixelConfig);
     GR_STATIC_ASSERT(5  == kRGBA_8888_GrPixelConfig);
     GR_STATIC_ASSERT(6  == kBGRA_8888_GrPixelConfig);
     GR_STATIC_ASSERT(7  == kSRGBA_8888_GrPixelConfig);
-    GR_STATIC_ASSERT(8  == kETC1_GrPixelConfig);
-    GR_STATIC_ASSERT(9  == kLATC_GrPixelConfig);
-    GR_STATIC_ASSERT(10  == kR11_EAC_GrPixelConfig);
-    GR_STATIC_ASSERT(11 == kASTC_12x12_GrPixelConfig);
-    GR_STATIC_ASSERT(12 == kRGBA_float_GrPixelConfig);
-    GR_STATIC_ASSERT(13 == kAlpha_half_GrPixelConfig);
-    GR_STATIC_ASSERT(14 == kRGBA_half_GrPixelConfig);
+    GR_STATIC_ASSERT(8  == kSBGRA_8888_GrPixelConfig);
+    GR_STATIC_ASSERT(9  == kETC1_GrPixelConfig);
+    GR_STATIC_ASSERT(10  == kLATC_GrPixelConfig);
+    GR_STATIC_ASSERT(11  == kR11_EAC_GrPixelConfig);
+    GR_STATIC_ASSERT(12 == kASTC_12x12_GrPixelConfig);
+    GR_STATIC_ASSERT(13 == kRGBA_float_GrPixelConfig);
+    GR_STATIC_ASSERT(14 == kAlpha_half_GrPixelConfig);
+    GR_STATIC_ASSERT(15 == kRGBA_half_GrPixelConfig);
     GR_STATIC_ASSERT(SK_ARRAY_COUNT(kConfigNames) == kGrPixelConfigCnt);
 
     SkASSERT(!this->isConfigRenderable(kUnknown_GrPixelConfig, false));
     SkASSERT(!this->isConfigRenderable(kUnknown_GrPixelConfig, true));
 
     for (size_t i = 1; i < SK_ARRAY_COUNT(kConfigNames); ++i)  {
         GrPixelConfig config = static_cast<GrPixelConfig>(i);
         r.appendf("%s is renderable: %s, with MSAA: %s\n",
                   kConfigNames[i],
                   gNY[this->isConfigRenderable(config, false)],
                   gNY[this->isConfigRenderable(config, true)]);
     }
 
     SkASSERT(!this->isConfigTexturable(kUnknown_GrPixelConfig));
 
     for (size_t i = 1; i < SK_ARRAY_COUNT(kConfigNames); ++i)  {
         GrPixelConfig config = static_cast<GrPixelConfig>(i);
         r.appendf("%s is uploadable to a texture: %s\n",
                   kConfigNames[i],
                   gNY[this->isConfigTexturable(config)]);
     }
 
     return r;
 }