Support GL_OES_EGL_image_external

gpu/command_buffer/build_gles2_cmd_buffer.py

 #!/usr/bin/python
 #
 # 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.
 
 """code generator for GLES2 command buffers."""
 
 import os
 import os.path
@@ skipping 112 matching lines @@
 GL_APICALL void         GL_APIENTRY glGetFramebufferAttachmentParameteriv (GLenumFrameBufferTarget target, GLenumAttachment attachment, GLenumFrameBufferParameter pname, GLint* params);
 GL_APICALL void         GL_APIENTRY glGetIntegerv (GLenumGLState pname, GLint* params);
 GL_APICALL void         GL_APIENTRY glGetProgramiv (GLidProgram program, GLenumProgramParameter pname, GLint* params);
 GL_APICALL void         GL_APIENTRY glGetProgramInfoLog (GLidProgram program, GLsizeiNotNegative bufsize, GLsizei* length, char* infolog);
 GL_APICALL void         GL_APIENTRY glGetRenderbufferParameteriv (GLenumRenderBufferTarget target, GLenumRenderBufferParameter pname, GLint* params);
 GL_APICALL void         GL_APIENTRY glGetShaderiv (GLidShader shader, GLenumShaderParameter pname, GLint* params);
 GL_APICALL void         GL_APIENTRY glGetShaderInfoLog (GLidShader shader, GLsizeiNotNegative bufsize, GLsizei* length, char* infolog);
 GL_APICALL void         GL_APIENTRY glGetShaderPrecisionFormat (GLenumShaderType shadertype, GLenumShaderPrecision precisiontype, GLint* range, GLint* precision);
 GL_APICALL void         GL_APIENTRY glGetShaderSource (GLidShader shader, GLsizeiNotNegative bufsize, GLsizei* length, char* source);
 GL_APICALL const GLubyte* GL_APIENTRY glGetString (GLenumStringType name);
-GL_APICALL void         GL_APIENTRY glGetTexParameterfv (GLenumTextureTarget target, GLenumTextureParameter pname, GLfloat* params);
-GL_APICALL void         GL_APIENTRY glGetTexParameteriv (GLenumTextureTarget target, GLenumTextureParameter pname, GLint* params);
+GL_APICALL void         GL_APIENTRY glGetTexParameterfv (GLenumGetTexParamTarget target, GLenumTextureParameter pname, GLfloat* params);
+GL_APICALL void         GL_APIENTRY glGetTexParameteriv (GLenumGetTexParamTarget target, GLenumTextureParameter pname, GLint* params);
 GL_APICALL void         GL_APIENTRY glGetUniformfv (GLidProgram program, GLint location, GLfloat* params);
 GL_APICALL void         GL_APIENTRY glGetUniformiv (GLidProgram program, GLint location, GLint* params);
 GL_APICALL GLint        GL_APIENTRY glGetUniformLocation (GLidProgram program, const char* name);
 GL_APICALL void         GL_APIENTRY glGetVertexAttribfv (GLuint index, GLenumVertexAttribute pname, GLfloat* params);
 GL_APICALL void         GL_APIENTRY glGetVertexAttribiv (GLuint index, GLenumVertexAttribute pname, GLint* params);
 GL_APICALL void         GL_APIENTRY glGetVertexAttribPointerv (GLuint index, GLenumVertexPointer pname, void** pointer);
 GL_APICALL void         GL_APIENTRY glHint (GLenumHintTarget target, GLenumHintMode mode);
 GL_APICALL GLboolean    GL_APIENTRY glIsBuffer (GLidBuffer buffer);
 GL_APICALL GLboolean    GL_APIENTRY glIsEnabled (GLenumCapability cap);
 GL_APICALL GLboolean    GL_APIENTRY glIsFramebuffer (GLidFramebuffer framebuffer);
@@ skipping 430 matching lines @@
       'GL_SUBPIXEL_BITS',
       'GL_TEXTURE_BINDING_2D',
       'GL_TEXTURE_BINDING_CUBE_MAP',
       'GL_UNPACK_ALIGNMENT',
       'GL_VIEWPORT',
     ],
     'invalid': [
       'GL_FOG_HINT',
     ],
   },
+  'GetTexParamTarget': {
+    'type': 'GLenum',

[no sievers, 2011/07/20 00:58:16]

Adding this as a separate type is an easy way to allow glGetTexParameter() with
GL_TEXTURE_EXTERNAL_OES, but disallow TexImage/TexSubImage/CopyTexImage etc.

+    'valid': [
+      'GL_TEXTURE_2D',
+      'GL_TEXTURE_CUBE_MAP_POSITIVE_X',
+      'GL_TEXTURE_CUBE_MAP_NEGATIVE_X',
+      'GL_TEXTURE_CUBE_MAP_POSITIVE_Y',
+      'GL_TEXTURE_CUBE_MAP_NEGATIVE_Y',
+      'GL_TEXTURE_CUBE_MAP_POSITIVE_Z',
+      'GL_TEXTURE_CUBE_MAP_NEGATIVE_Z',
+    ],
+    'invalid': [
+      'GL_PROXY_TEXTURE_CUBE_MAP',
+    ]
+  },
   'TextureTarget': {
     'type': 'GLenum',
     'valid': [
       'GL_TEXTURE_2D',
       'GL_TEXTURE_CUBE_MAP_POSITIVE_X',
       'GL_TEXTURE_CUBE_MAP_NEGATIVE_X',
       'GL_TEXTURE_CUBE_MAP_POSITIVE_Y',
       'GL_TEXTURE_CUBE_MAP_NEGATIVE_Y',
       'GL_TEXTURE_CUBE_MAP_POSITIVE_Z',
       'GL_TEXTURE_CUBE_MAP_NEGATIVE_Z',
@@ skipping 5442 matching lines @@
 
     if options.generate_docs:
       gen.WriteDocs("docs/gles2_cmd_format_docs_autogen.h")
 
   if gen.errors > 0:
     print "%d errors" % gen.errors
     sys.exit(1)
 
 if __name__ == '__main__':
   main(sys.argv[1:])