Add Pepper support for several GL extensions

ppapi/shared_impl/ppb_opengles2_shared.cc

Index: ppapi/shared_impl/ppb_opengles2_shared.cc
diff --git a/ppapi/shared_impl/ppb_opengles2_shared.cc b/ppapi/shared_impl/ppb_opengles2_shared.cc
index 635ea410ce7047607b219dfc7ee71537ae16f7bd..52a297fbf918c36f6277beed4344dab16da33711 100644
--- a/ppapi/shared_impl/ppb_opengles2_shared.cc
+++ b/ppapi/shared_impl/ppb_opengles2_shared.cc
@@ -1,4 +1,4 @@
-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
@@ -743,156 +743,258 @@ void Viewport(
   GetGLES(context_id)->Viewport(x, y, width, height);
 }
 
+void BlitFramebufferEXT(
+    PP_Resource context_id, GLint srcX0, GLint srcY0, GLint srcX1, GLint srcY1,
+    GLint dstX0, GLint dstY0, GLint dstX1, GLint dstY1, GLbitfield mask,
+    GLenum filter) {
+  GetGLES(
+      context_id)->BlitFramebufferEXT(
+          srcX0, srcY0, srcX1, srcY1, dstX0, dstY0, dstX1, dstY1, mask,
+          filter);
+}
 
-const struct PPB_OpenGLES2 ppb_opengles2 = {
-  &ActiveTexture,
-  &AttachShader,
-  &BindAttribLocation,
-  &BindBuffer,
-  &BindFramebuffer,
-  &BindRenderbuffer,
-  &BindTexture,
-  &BlendColor,
-  &BlendEquation,
-  &BlendEquationSeparate,
-  &BlendFunc,
-  &BlendFuncSeparate,
-  &BufferData,
-  &BufferSubData,
-  &CheckFramebufferStatus,
-  &Clear,
-  &ClearColor,
-  &ClearDepthf,
-  &ClearStencil,
-  &ColorMask,
-  &CompileShader,
-  &CompressedTexImage2D,
-  &CompressedTexSubImage2D,
-  &CopyTexImage2D,
-  &CopyTexSubImage2D,
-  &CreateProgram,
-  &CreateShader,
-  &CullFace,
-  &DeleteBuffers,
-  &DeleteFramebuffers,
-  &DeleteProgram,
-  &DeleteRenderbuffers,
-  &DeleteShader,
-  &DeleteTextures,
-  &DepthFunc,
-  &DepthMask,
-  &DepthRangef,
-  &DetachShader,
-  &Disable,
-  &DisableVertexAttribArray,
-  &DrawArrays,
-  &DrawElements,
-  &Enable,
-  &EnableVertexAttribArray,
-  &Finish,
-  &Flush,
-  &FramebufferRenderbuffer,
-  &FramebufferTexture2D,
-  &FrontFace,
-  &GenBuffers,
-  &GenerateMipmap,
-  &GenFramebuffers,
-  &GenRenderbuffers,
-  &GenTextures,
-  &GetActiveAttrib,
-  &GetActiveUniform,
-  &GetAttachedShaders,
-  &GetAttribLocation,
-  &GetBooleanv,
-  &GetBufferParameteriv,
-  &GetError,
-  &GetFloatv,
-  &GetFramebufferAttachmentParameteriv,
-  &GetIntegerv,
-  &GetProgramiv,
-  &GetProgramInfoLog,
-  &GetRenderbufferParameteriv,
-  &GetShaderiv,
-  &GetShaderInfoLog,
-  &GetShaderPrecisionFormat,
-  &GetShaderSource,
-  &GetString,
-  &GetTexParameterfv,
-  &GetTexParameteriv,
-  &GetUniformfv,
-  &GetUniformiv,
-  &GetUniformLocation,
-  &GetVertexAttribfv,
-  &GetVertexAttribiv,
-  &GetVertexAttribPointerv,
-  &Hint,
-  &IsBuffer,
-  &IsEnabled,
-  &IsFramebuffer,
-  &IsProgram,
-  &IsRenderbuffer,
-  &IsShader,
-  &IsTexture,
-  &LineWidth,
-  &LinkProgram,
-  &PixelStorei,
-  &PolygonOffset,
-  &ReadPixels,
-  &ReleaseShaderCompiler,
-  &RenderbufferStorage,
-  &SampleCoverage,
-  &Scissor,
-  &ShaderBinary,
-  &ShaderSource,
-  &StencilFunc,
-  &StencilFuncSeparate,
-  &StencilMask,
-  &StencilMaskSeparate,
-  &StencilOp,
-  &StencilOpSeparate,
-  &TexImage2D,
-  &TexParameterf,
-  &TexParameterfv,
-  &TexParameteri,
-  &TexParameteriv,
-  &TexSubImage2D,
-  &Uniform1f,
-  &Uniform1fv,
-  &Uniform1i,
-  &Uniform1iv,
-  &Uniform2f,
-  &Uniform2fv,
-  &Uniform2i,
-  &Uniform2iv,
-  &Uniform3f,
-  &Uniform3fv,
-  &Uniform3i,
-  &Uniform3iv,
-  &Uniform4f,
-  &Uniform4fv,
-  &Uniform4i,
-  &Uniform4iv,
-  &UniformMatrix2fv,
-  &UniformMatrix3fv,
-  &UniformMatrix4fv,
-  &UseProgram,
-  &ValidateProgram,
-  &VertexAttrib1f,
-  &VertexAttrib1fv,
-  &VertexAttrib2f,
-  &VertexAttrib2fv,
-  &VertexAttrib3f,
-  &VertexAttrib3fv,
-  &VertexAttrib4f,
-  &VertexAttrib4fv,
-  &VertexAttribPointer,
-  &Viewport
-};
+void RenderbufferStorageMultisampleEXT(
+    PP_Resource context_id, GLenum target, GLsizei samples,
+    GLenum internalformat, GLsizei width, GLsizei height) {
+  GetGLES(
+      context_id)->RenderbufferStorageMultisampleEXT(
+          target, samples, internalformat, width, height);
+}
 
-}  // namespace
+GLboolean EnableFeatureCHROMIUM(PP_Resource context_id, const char* feature) {
+  return GetGLES(context_id)->EnableFeatureCHROMIUM(feature);
+}
+
+void* MapBufferSubDataCHROMIUM(
+    PP_Resource context_id, GLuint target, GLintptr offset, GLsizeiptr size,
+    GLenum access) {
+  return GetGLES(
+      context_id)->MapBufferSubDataCHROMIUM(target, offset, size, access);
+}
+
+void UnmapBufferSubDataCHROMIUM(PP_Resource context_id, const void* mem) {
+  GetGLES(context_id)->UnmapBufferSubDataCHROMIUM(mem);
+}
+
+void* MapTexSubImage2DCHROMIUM(
+    PP_Resource context_id, GLenum target, GLint level, GLint xoffset,
+    GLint yoffset, GLsizei width, GLsizei height, GLenum format, GLenum type,
+    GLenum access) {
+  return GetGLES(
+      context_id)->MapTexSubImage2DCHROMIUM(
+          target, level, xoffset, yoffset, width, height, format, type,
+          access);
+}
+
+void UnmapTexSubImage2DCHROMIUM(PP_Resource context_id, const void* mem) {
+  GetGLES(context_id)->UnmapTexSubImage2DCHROMIUM(mem);
+}
+
+void DrawArraysInstancedANGLE(
+    PP_Resource context_id, GLenum mode, GLint first, GLsizei count,
+    GLsizei primcount) {
+  GetGLES(context_id)->DrawArraysInstancedANGLE(mode, first, count, primcount);
+}
 
+void DrawElementsInstancedANGLE(
+    PP_Resource context_id, GLenum mode, GLsizei count, GLenum type,
+    const void* indices, GLsizei primcount) {
+  GetGLES(
+      context_id)->DrawElementsInstancedANGLE(
+          mode, count, type, indices, primcount);
+}
+
+void VertexAttribDivisorANGLE(
+    PP_Resource context_id, GLuint index, GLuint divisor) {
+  GetGLES(context_id)->VertexAttribDivisorANGLE(index, divisor);
+}
+
+}  // namespace
 const PPB_OpenGLES2* PPB_OpenGLES2_Shared::GetInterface() {
+  static const struct PPB_OpenGLES2 ppb_opengles2 = {
+    &ActiveTexture,
+    &AttachShader,
+    &BindAttribLocation,
+    &BindBuffer,
+    &BindFramebuffer,
+    &BindRenderbuffer,
+    &BindTexture,
+    &BlendColor,
+    &BlendEquation,
+    &BlendEquationSeparate,
+    &BlendFunc,
+    &BlendFuncSeparate,
+    &BufferData,
+    &BufferSubData,
+    &CheckFramebufferStatus,
+    &Clear,
+    &ClearColor,
+    &ClearDepthf,
+    &ClearStencil,
+    &ColorMask,
+    &CompileShader,
+    &CompressedTexImage2D,
+    &CompressedTexSubImage2D,
+    &CopyTexImage2D,
+    &CopyTexSubImage2D,
+    &CreateProgram,
+    &CreateShader,
+    &CullFace,
+    &DeleteBuffers,
+    &DeleteFramebuffers,
+    &DeleteProgram,
+    &DeleteRenderbuffers,
+    &DeleteShader,
+    &DeleteTextures,
+    &DepthFunc,
+    &DepthMask,
+    &DepthRangef,
+    &DetachShader,
+    &Disable,
+    &DisableVertexAttribArray,
+    &DrawArrays,
+    &DrawElements,
+    &Enable,
+    &EnableVertexAttribArray,
+    &Finish,
+    &Flush,
+    &FramebufferRenderbuffer,
+    &FramebufferTexture2D,
+    &FrontFace,
+    &GenBuffers,
+    &GenerateMipmap,
+    &GenFramebuffers,
+    &GenRenderbuffers,
+    &GenTextures,
+    &GetActiveAttrib,
+    &GetActiveUniform,
+    &GetAttachedShaders,
+    &GetAttribLocation,
+    &GetBooleanv,
+    &GetBufferParameteriv,
+    &GetError,
+    &GetFloatv,
+    &GetFramebufferAttachmentParameteriv,
+    &GetIntegerv,
+    &GetProgramiv,
+    &GetProgramInfoLog,
+    &GetRenderbufferParameteriv,
+    &GetShaderiv,
+    &GetShaderInfoLog,
+    &GetShaderPrecisionFormat,
+    &GetShaderSource,
+    &GetString,
+    &GetTexParameterfv,
+    &GetTexParameteriv,
+    &GetUniformfv,
+    &GetUniformiv,
+    &GetUniformLocation,
+    &GetVertexAttribfv,
+    &GetVertexAttribiv,
+    &GetVertexAttribPointerv,
+    &Hint,
+    &IsBuffer,
+    &IsEnabled,
+    &IsFramebuffer,
+    &IsProgram,
+    &IsRenderbuffer,
+    &IsShader,
+    &IsTexture,
+    &LineWidth,
+    &LinkProgram,
+    &PixelStorei,
+    &PolygonOffset,
+    &ReadPixels,
+    &ReleaseShaderCompiler,
+    &RenderbufferStorage,
+    &SampleCoverage,
+    &Scissor,
+    &ShaderBinary,
+    &ShaderSource,
+    &StencilFunc,
+    &StencilFuncSeparate,
+    &StencilMask,
+    &StencilMaskSeparate,
+    &StencilOp,
+    &StencilOpSeparate,
+    &TexImage2D,
+    &TexParameterf,
+    &TexParameterfv,
+    &TexParameteri,
+    &TexParameteriv,
+    &TexSubImage2D,
+    &Uniform1f,
+    &Uniform1fv,
+    &Uniform1i,
+    &Uniform1iv,
+    &Uniform2f,
+    &Uniform2fv,
+    &Uniform2i,
+    &Uniform2iv,
+    &Uniform3f,
+    &Uniform3fv,
+    &Uniform3i,
+    &Uniform3iv,
+    &Uniform4f,
+    &Uniform4fv,
+    &Uniform4i,
+    &Uniform4iv,
+    &UniformMatrix2fv,
+    &UniformMatrix3fv,
+    &UniformMatrix4fv,
+    &UseProgram,
+    &ValidateProgram,
+    &VertexAttrib1f,
+    &VertexAttrib1fv,
+    &VertexAttrib2f,
+    &VertexAttrib2fv,
+    &VertexAttrib3f,
+    &VertexAttrib3fv,
+    &VertexAttrib4f,
+    &VertexAttrib4fv,
+    &VertexAttribPointer,
+    &Viewport
+  };
+  return &ppb_opengles2;
+}
+const PPB_OpenGLES2InstancedArrays_Dev*
+    PPB_OpenGLES2_Shared::GetInstancedArraysInterface() {
+  static const struct PPB_OpenGLES2InstancedArrays_Dev ppb_opengles2 = {
+    &DrawArraysInstancedANGLE,
+    &DrawElementsInstancedANGLE,
+    &VertexAttribDivisorANGLE
+  };
+  return &ppb_opengles2;
+}
+const PPB_OpenGLES2FramebufferBlit_Dev*
+    PPB_OpenGLES2_Shared::GetFramebufferBlitInterface() {
+  static const struct PPB_OpenGLES2FramebufferBlit_Dev ppb_opengles2 = {
+    &BlitFramebufferEXT
+  };
+  return &ppb_opengles2;
+}
+const PPB_OpenGLES2FramebufferMultisample_Dev*
+    PPB_OpenGLES2_Shared::GetFramebufferMultisampleInterface() {
+  static const struct PPB_OpenGLES2FramebufferMultisample_Dev ppb_opengles2 = {
+    &RenderbufferStorageMultisampleEXT
+  };
+  return &ppb_opengles2;
+}
+const PPB_OpenGLES2ChromiumEnableFeature_Dev*
+    PPB_OpenGLES2_Shared::GetChromiumEnableFeatureInterface() {
+  static const struct PPB_OpenGLES2ChromiumEnableFeature_Dev ppb_opengles2 = {
+    &EnableFeatureCHROMIUM
+  };
+  return &ppb_opengles2;
+}
+const PPB_OpenGLES2ChromiumMapSub_Dev*
+    PPB_OpenGLES2_Shared::GetChromiumMapSubInterface() {
+  static const struct PPB_OpenGLES2ChromiumMapSub_Dev ppb_opengles2 = {
+    &MapBufferSubDataCHROMIUM,
+    &UnmapBufferSubDataCHROMIUM,
+    &MapTexSubImage2DCHROMIUM,
+    &UnmapTexSubImage2DCHROMIUM
+  };
   return &ppb_opengles2;
 }
-
 }  // namespace ppapi