WebGL: tex(Sub)Image(2D|3D) texImageSource support for RGB10_A2 textures.

third_party/WebKit/Source/modules/webgl/WebGLRenderingContextBase.cpp

 /*
  * Copyright (C) 2009 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 896 matching lines @@
     GL_RGBA32F,
     GL_DEPTH_COMPONENT16,
     GL_DEPTH_COMPONENT24,
     GL_DEPTH_COMPONENT32F,
     GL_DEPTH24_STENCIL8,
     GL_DEPTH32F_STENCIL8,
 };
 
 // ES3 enums supported by TexImageSource
 static const GLenum kSupportedInternalFormatsTexImageSourceES3[] = {
-    GL_R8,      GL_R16F,           GL_R32F,         GL_R8UI,    GL_RG8,
-    GL_RG16F,   GL_RG32F,          GL_RG8UI,        GL_RGB8,    GL_SRGB8,
-    GL_RGB565,  GL_R11F_G11F_B10F, GL_RGB9_E5,      GL_RGB16F,  GL_RGB32F,
-    GL_RGB8UI,  GL_RGBA8,          GL_SRGB8_ALPHA8, GL_RGB5_A1, GL_RGBA4,
-    GL_RGBA16F, GL_RGBA32F,        GL_RGBA8UI,
+    GL_R8,      GL_R16F,           GL_R32F,         GL_R8UI,     GL_RG8,
+    GL_RG16F,   GL_RG32F,          GL_RG8UI,        GL_RGB8,     GL_SRGB8,
+    GL_RGB565,  GL_R11F_G11F_B10F, GL_RGB9_E5,      GL_RGB16F,   GL_RGB32F,
+    GL_RGB8UI,  GL_RGBA8,          GL_SRGB8_ALPHA8, GL_RGB5_A1,  GL_RGBA4,
+    GL_RGBA16F, GL_RGBA32F,        GL_RGBA8UI,      GL_RGB10_A2,
 };
 
 // ES2 enums
 // Internalformat must equal format in ES2.
 static const GLenum kSupportedFormatsES2[] = {
     GL_RGB, GL_RGBA, GL_LUMINANCE_ALPHA, GL_LUMINANCE, GL_ALPHA,
 };
 
 // Exposed by GL_ANGLE_depth_texture
 static const GLenum kSupportedFormatsOESDepthTex[] = {
@@ skipping 52 matching lines @@
     GL_UNSIGNED_INT_2_10_10_10_REV,
     GL_UNSIGNED_INT_10F_11F_11F_REV,
     GL_UNSIGNED_INT_5_9_9_9_REV,
     GL_UNSIGNED_INT_24_8,
     GL_FLOAT_32_UNSIGNED_INT_24_8_REV,
 };
 
 // ES3 enums supported by TexImageSource
 static const GLenum kSupportedTypesTexImageSourceES3[] = {
     GL_HALF_FLOAT, GL_FLOAT, GL_UNSIGNED_INT_10F_11F_11F_REV,
+    GL_UNSIGNED_INT_2_10_10_10_REV,
 };
 
 }  // namespace
 
 WebGLRenderingContextBase::WebGLRenderingContextBase(
     OffscreenCanvas* passed_offscreen_canvas,
     std::unique_ptr<WebGraphicsContext3DProvider> context_provider,
     const CanvasContextCreationAttributes& requested_attributes,
     unsigned version)
     : WebGLRenderingContextBase(
@@ skipping 6830 matching lines @@
 
 void WebGLRenderingContextBase::getHTMLOrOffscreenCanvas(
     HTMLCanvasElementOrOffscreenCanvas& result) const {
   if (canvas())
     result.setHTMLCanvasElement(canvas());
   else
     result.setOffscreenCanvas(offscreenCanvas());
 }
 
 }  // namespace blink