Roll Skia

Setup pointers to cmd buffer GLES2 interface in Ganesh
Review URL: http://codereview.chromium.org/6691042

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@80642 0039d316-1c4b-4281-b951-d872f2087c98

3 files changed, 142 insertions, 0 deletions

diff --git a/webkit/glue/gl_bindings_skia_cmd_buffer.cc b/webkit/glue/gl_bindings_skia_cmd_buffer.cc
new file mode 100644
index 0000000..06010cb
--- /dev/null
+++ b/webkit/glue/gl_bindings_skia_cmd_buffer.cc
@@ -0,0 +1,122 @@
+// Copyright (c) 2011 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.
+
+
+#include "webkit/glue/gl_bindings_skia_cmd_buffer.h"
+
+#define GL_GLEXT_PROTOTYPES
+#include "gpu/GLES2/gl2.h"
+#include "gpu/GLES2/gl2ext.h"
+
+#include "third_party/skia/gpu/include/GrGLInterface.h"
+
+namespace webkit_glue {
+
+void BindSkiaToCommandBufferGL() {
+  static GrGLInterface cmd_buffer_interface = {
+    kES2_GrGLBinding,
+
+    glActiveTexture,
+    glAttachShader,
+    glBindAttribLocation,
+    glBindBuffer,
+    glBindTexture,
+    glBlendColor,
+    glBlendFunc,
+    glBufferData,
+    glBufferSubData,
+    glClear,
+    glClearColor,
+    glClearStencil,
+    NULL,  // glClientActiveTexture
+    NULL,  // glColor4ub
+    glColorMask,
+    NULL,  // glColorPointer
+    glCompileShader,
+    glCompressedTexImage2D,
+    glCreateProgram,
+    glCreateShader,
+    glCullFace,
+    glDeleteBuffers,
+    glDeleteProgram,
+    glDeleteShader,
+    glDeleteTextures,
+    glDepthMask,
+    glDisable,
+    NULL,  // glDisableClientState
+    glDisableVertexAttribArray,
+    glDrawArrays,
+    glDrawElements,
+    glEnable,
+    NULL,  // glEnableClientState
+    glEnableVertexAttribArray,
+    glFrontFace,
+    glGenBuffers,
+    glGenTextures,
+    glGetBufferParameteriv,
+    glGetError,
+    glGetIntegerv,
+    glGetProgramInfoLog,
+    glGetProgramiv,
+    glGetShaderInfoLog,
+    glGetShaderiv,
+    glGetString,
+    glGetUniformLocation,
+    glLineWidth,
+    glLinkProgram,
+    NULL,  // glLoadMatrixf
+    NULL,  // glMatrixMode
+    glPixelStorei,
+    NULL,  // glPointSize
+    glReadPixels,
+    glScissor,
+    NULL,  // glShadeModel
+    glShaderSource,
+    glStencilFunc,
+    glStencilFuncSeparate,
+    glStencilMask,
+    glStencilMaskSeparate,
+    glStencilOp,
+    glStencilOpSeparate,
+    NULL,  // glTexCoordPointer
+    NULL,  // glTexEnvi
+    glTexImage2D,
+    glTexParameteri,
+    glTexSubImage2D,
+    glUniform1fv,
+    glUniform1i,
+    glUniform4fv,
+    glUniformMatrix3fv,
+    glUseProgram,
+    glVertexAttrib4fv,
+    glVertexAttribPointer,
+    NULL,  // glVertexPointer
+    glViewport,
+    glBindFramebuffer,
+    glBindRenderbuffer,
+    glCheckFramebufferStatus,
+    glDeleteFramebuffers,
+    glDeleteRenderbuffers,
+    glFramebufferRenderbuffer,
+    glFramebufferTexture2D,
+    glGenFramebuffers,
+    glGenRenderbuffers,
+    glRenderbufferStorage,
+    glRenderbufferStorageMultisampleEXT,
+    glBlitFramebufferEXT,
+    NULL,  // glResolveMultisampleFramebuffer
+    NULL,  // glMapBuffer
+    NULL,  // glUnmapBuffer
+
+    GrGLInterface::kStaticInitEndGuard
+  };
+  static bool host_StubGL_initialized = false;
+  if (!host_StubGL_initialized) {
+    GrGLSetGLInterface(&cmd_buffer_interface);
+    host_StubGL_initialized = true;
+  }
+}
+
+}  // namespace webkit_glue
+
diff --git a/webkit/glue/gl_bindings_skia_cmd_buffer.h b/webkit/glue/gl_bindings_skia_cmd_buffer.h
new file mode 100644
index 0000000..206e4f9
--- /dev/null
+++ b/webkit/glue/gl_bindings_skia_cmd_buffer.h
@@ -0,0 +1,18 @@
+// Copyright (c) 2011 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.
+
+#ifndef WEBKIT_GLUE_GL_BINDINGS_SKIA_CMD_BUFFER_H_
+#define WEBKIT_GLUE_GL_BINDINGS_SKIA_CMD_BUFFER_H_
+#pragma once
+
+namespace webkit_glue {
+
+// The GPU back-end for skia requires pointers to GL functions. This function
+// binds skia-gpu to the cmd buffers GL.
+void BindSkiaToCommandBufferGL();
+
+}  // namespace webkit_glue
+
+#endif  // WEBKIT_GLUE_GL_BINDINGS_SKIA_CMD_BUFFER_H_
+
diff --git a/webkit/glue/webkit_glue.gypi b/webkit/glue/webkit_glue.gypi
index 7ab4a38..4d999e5 100644
--- a/webkit/glue/webkit_glue.gypi
+++ b/webkit/glue/webkit_glue.gypi
@@ -340,6 +340,8 @@
         'form_field.h',
         'ftp_directory_listing_response_delegate.cc',
         'ftp_directory_listing_response_delegate.h',
+        'gl_bindings_skia_cmd_buffer.cc',
+        'gl_bindings_skia_cmd_buffer.h',
         'glue_serialize.cc',
         'glue_serialize.h',
         'idb_bindings.cc',