Revert 72807 - Refactor WebGraphicsContext3D to use WGC3D types which match c...

webkit/gpu/webgraphicscontext3d_in_process_impl.h

Index: webkit/gpu/webgraphicscontext3d_in_process_impl.h
===================================================================
--- webkit/gpu/webgraphicscontext3d_in_process_impl.h	(revision 72807)
+++ webkit/gpu/webgraphicscontext3d_in_process_impl.h	(working copy)
@@ -21,27 +21,6 @@
 class GLContext;
 }
 
-#if defined(USE_WGC3D_TYPES)
-using WebKit::WGC3Dchar;
-using WebKit::WGC3Denum;
-using WebKit::WGC3Dboolean;
-using WebKit::WGC3Dbitfield;
-using WebKit::WGC3Dint;
-using WebKit::WGC3Dsizei;
-using WebKit::WGC3Duint;
-using WebKit::WGC3Dfloat;
-using WebKit::WGC3Dclampf;
-using WebKit::WGC3Dintptr;
-using WebKit::WGC3Dsizeiptr;
-#endif
-
-using WebKit::WebGLId;
-
-using WebKit::WebString;
-using WebKit::WebView;
-
-using WebKit::WebGraphicsContext3D;
-
 namespace webkit {
 namespace gpu {
 
@@ -50,438 +29,6 @@
 // It is provided for support of test_shell and any Chromium ports
 // where an in-renderer WebGL implementation would be helpful.
 
-#if defined(USE_WGC3D_TYPES)
-
-class WebGraphicsContext3DInProcessImpl : public WebGraphicsContext3D {
- public:
-  WebGraphicsContext3DInProcessImpl();
-  virtual ~WebGraphicsContext3DInProcessImpl();
-
-  //----------------------------------------------------------------------
-  // WebGraphicsContext3D methods
-  virtual bool initialize(
-      WebGraphicsContext3D::Attributes attributes, WebView*, bool);
-  virtual bool makeContextCurrent();
-
-  virtual int width();
-  virtual int height();
-
-  virtual bool isGLES2Compliant();
-
-  virtual void reshape(int width, int height);
-
-  virtual bool readBackFramebuffer(unsigned char* pixels, size_t bufferSize);
-
-  virtual WebGLId getPlatformTextureId();
-  virtual void prepareTexture();
-
-  virtual void synthesizeGLError(WGC3Denum error);
-  virtual void* mapBufferSubDataCHROMIUM(WGC3Denum target, WGC3Dintptr offset,
-                                         WGC3Dsizeiptr size, WGC3Denum access);
-  virtual void unmapBufferSubDataCHROMIUM(const void*);
-  virtual void* mapTexSubImage2DCHROMIUM(
-      WGC3Denum target,
-      WGC3Dint level,
-      WGC3Dint xoffset,
-      WGC3Dint yoffset,
-      WGC3Dsizei width,
-      WGC3Dsizei height,
-      WGC3Denum format,
-      WGC3Denum type,
-      WGC3Denum access);
-  virtual void unmapTexSubImage2DCHROMIUM(const void*);
-  virtual void copyTextureToParentTextureCHROMIUM(
-      WebGLId texture, WebGLId parentTexture);
-
-  virtual WebString getRequestableExtensionsCHROMIUM();
-  virtual void requestExtensionCHROMIUM(const char*);
-
-  virtual void blitFramebufferCHROMIUM(
-      WGC3Dint srcX0, WGC3Dint srcY0, WGC3Dint srcX1, WGC3Dint srcY1,
-      WGC3Dint dstX0, WGC3Dint dstY0, WGC3Dint dstX1, WGC3Dint dstY1,
-      WGC3Dbitfield mask, WGC3Denum filter);
-  virtual void renderbufferStorageMultisampleCHROMIUM(
-      WGC3Denum target, WGC3Dsizei samples, WGC3Denum internalformat,
-      WGC3Dsizei width, WGC3Dsizei height);
-
-  virtual void activeTexture(WGC3Denum texture);
-  virtual void attachShader(WebGLId program, WebGLId shader);
-  virtual void bindAttribLocation(
-      WebGLId program, WGC3Duint index, const WGC3Dchar* name);
-  virtual void bindBuffer(WGC3Denum target, WebGLId buffer);
-  virtual void bindFramebuffer(WGC3Denum target, WebGLId framebuffer);
-  virtual void bindRenderbuffer(
-      WGC3Denum target, WebGLId renderbuffer);
-  virtual void bindTexture(WGC3Denum target, WebGLId texture);
-  virtual void blendColor(
-      WGC3Dclampf red, WGC3Dclampf green, WGC3Dclampf blue, WGC3Dclampf alpha);
-  virtual void blendEquation(WGC3Denum mode);
-  virtual void blendEquationSeparate(WGC3Denum modeRGB, WGC3Denum modeAlpha);
-  virtual void blendFunc(WGC3Denum sfactor, WGC3Denum dfactor);
-  virtual void blendFuncSeparate(WGC3Denum srcRGB, WGC3Denum dstRGB,
-                                 WGC3Denum srcAlpha, WGC3Denum dstAlpha);
-
-  virtual void bufferData(
-      WGC3Denum target, WGC3Dsizeiptr size, const void* data, WGC3Denum usage);
-  virtual void bufferSubData(WGC3Denum target, WGC3Dintptr offset,
-                             WGC3Dsizeiptr size, const void* data);
-
-  virtual WGC3Denum checkFramebufferStatus(WGC3Denum target);
-  virtual void clear(WGC3Dbitfield mask);
-  virtual void clearColor(
-      WGC3Dclampf red, WGC3Dclampf green, WGC3Dclampf blue, WGC3Dclampf alpha);
-  virtual void clearDepth(WGC3Dclampf depth);
-  virtual void clearStencil(WGC3Dint s);
-  virtual void colorMask(WGC3Dboolean red, WGC3Dboolean green,
-                         WGC3Dboolean blue, WGC3Dboolean alpha);
-  virtual void compileShader(WebGLId shader);
-
-  virtual void copyTexImage2D(
-      WGC3Denum target,
-      WGC3Dint level,
-      WGC3Denum internalformat,
-      WGC3Dint x,
-      WGC3Dint y,
-      WGC3Dsizei width,
-      WGC3Dsizei height,
-      WGC3Dint border);
-  virtual void copyTexSubImage2D(
-      WGC3Denum target,
-      WGC3Dint level,
-      WGC3Dint xoffset,
-      WGC3Dint yoffset,
-      WGC3Dint x,
-      WGC3Dint y,
-      WGC3Dsizei width,
-      WGC3Dsizei height);
-  virtual void cullFace(WGC3Denum mode);
-  virtual void depthFunc(WGC3Denum func);
-  virtual void depthMask(WGC3Dboolean flag);
-  virtual void depthRange(WGC3Dclampf zNear, WGC3Dclampf zFar);
-  virtual void detachShader(WebGLId program, WebGLId shader);
-  virtual void disable(WGC3Denum cap);
-  virtual void disableVertexAttribArray(WGC3Duint index);
-  virtual void drawArrays(WGC3Denum mode, WGC3Dint first, WGC3Dsizei count);
-  virtual void drawElements(
-      WGC3Denum mode,
-      WGC3Dsizei count,
-      WGC3Denum type,
-      WGC3Dintptr offset);
-
-  virtual void enable(WGC3Denum cap);
-  virtual void enableVertexAttribArray(WGC3Duint index);
-  virtual void finish();
-  virtual void flush();
-  virtual void framebufferRenderbuffer(
-      WGC3Denum target,
-      WGC3Denum attachment,
-      WGC3Denum renderbuffertarget,
-      WebGLId renderbuffer);
-  virtual void framebufferTexture2D(
-      WGC3Denum target,
-      WGC3Denum attachment,
-      WGC3Denum textarget,
-      WebGLId texture,
-      WGC3Dint level);
-  virtual void frontFace(WGC3Denum mode);
-  virtual void generateMipmap(WGC3Denum target);
-
-  virtual bool getActiveAttrib(WebGLId program, WGC3Duint index, ActiveInfo&);
-  virtual bool getActiveUniform(WebGLId program, WGC3Duint index, ActiveInfo&);
-
-  virtual void getAttachedShaders(WebGLId program, WGC3Dsizei maxCount,
-                                  WGC3Dsizei* count, WebGLId* shaders);
-
-  virtual WGC3Dint getAttribLocation(WebGLId program, const WGC3Dchar* name);
-
-  virtual void getBooleanv(WGC3Denum pname, WGC3Dboolean* value);
-
-  virtual void getBufferParameteriv(
-      WGC3Denum target, WGC3Denum pname, WGC3Dint* value);
-
-  virtual Attributes getContextAttributes();
-
-  virtual WGC3Denum getError();
-
-  virtual bool isContextLost();
-
-  virtual void getFloatv(WGC3Denum pname, WGC3Dfloat* value);
-
-  virtual void getFramebufferAttachmentParameteriv(
-      WGC3Denum target,
-      WGC3Denum attachment,
-      WGC3Denum pname,
-      WGC3Dint* value);
-
-  virtual void getIntegerv(WGC3Denum pname, WGC3Dint* value);
-
-  virtual void getProgramiv(
-      WebGLId program, WGC3Denum pname, WGC3Dint* value);
-
-  virtual WebString getProgramInfoLog(WebGLId program);
-
-  virtual void getRenderbufferParameteriv(
-      WGC3Denum target, WGC3Denum pname, WGC3Dint* value);
-
-  virtual void getShaderiv(
-      WebGLId shader, WGC3Denum pname, WGC3Dint* value);
-
-  virtual WebString getShaderInfoLog(WebGLId shader);
-
-  // TBD
-  // void glGetShaderPrecisionFormat(
-  //     GLenum shadertype, GLenum precisiontype,
-  //     GLint* range, GLint* precision);
-
-  virtual WebString getShaderSource(WebGLId shader);
-  virtual WebString getString(WGC3Denum name);
-
-  virtual void getTexParameterfv(
-      WGC3Denum target, WGC3Denum pname, WGC3Dfloat* value);
-  virtual void getTexParameteriv(
-      WGC3Denum target, WGC3Denum pname, WGC3Dint* value);
-
-  virtual void getUniformfv(
-      WebGLId program, WGC3Dint location, WGC3Dfloat* value);
-  virtual void getUniformiv(
-      WebGLId program, WGC3Dint location, WGC3Dint* value);
-
-  virtual WGC3Dint getUniformLocation(WebGLId program, const WGC3Dchar* name);
-
-  virtual void getVertexAttribfv(
-      WGC3Duint index, WGC3Denum pname, WGC3Dfloat* value);
-  virtual void getVertexAttribiv(
-      WGC3Duint index, WGC3Denum pname, WGC3Dint* value);
-
-  virtual WGC3Dsizeiptr getVertexAttribOffset(
-      WGC3Duint index, WGC3Denum pname);
-
-  virtual void hint(WGC3Denum target, WGC3Denum mode);
-  virtual WGC3Dboolean isBuffer(WebGLId buffer);
-  virtual WGC3Dboolean isEnabled(WGC3Denum cap);
-  virtual WGC3Dboolean isFramebuffer(WebGLId framebuffer);
-  virtual WGC3Dboolean isProgram(WebGLId program);
-  virtual WGC3Dboolean isRenderbuffer(WebGLId renderbuffer);
-  virtual WGC3Dboolean isShader(WebGLId shader);
-  virtual WGC3Dboolean isTexture(WebGLId texture);
-  virtual void lineWidth(WGC3Dfloat width);
-  virtual void linkProgram(WebGLId program);
-  virtual void pixelStorei(WGC3Denum pname, WGC3Dint param);
-  virtual void polygonOffset(WGC3Dfloat factor, WGC3Dfloat units);
-
-  virtual void readPixels(
-      WGC3Dint x, WGC3Dint y,
-      WGC3Dsizei width, WGC3Dsizei height,
-      WGC3Denum format,
-      WGC3Denum type,
-      void* pixels);
-
-  virtual void releaseShaderCompiler();
-  virtual void renderbufferStorage(
-      WGC3Denum target,
-      WGC3Denum internalformat,
-      WGC3Dsizei width,
-      WGC3Dsizei height);
-  virtual void sampleCoverage(WGC3Dclampf value, WGC3Dboolean invert);
-  virtual void scissor(
-      WGC3Dint x, WGC3Dint y, WGC3Dsizei width, WGC3Dsizei height);
-  virtual void shaderSource(WebGLId shader, const WGC3Dchar* source);
-  virtual void stencilFunc(WGC3Denum func, WGC3Dint ref, WGC3Duint mask);
-  virtual void stencilFuncSeparate(
-      WGC3Denum face, WGC3Denum func, WGC3Dint ref, WGC3Duint mask);
-  virtual void stencilMask(WGC3Duint mask);
-  virtual void stencilMaskSeparate(WGC3Denum face, WGC3Duint mask);
-  virtual void stencilOp(WGC3Denum fail, WGC3Denum zfail, WGC3Denum zpass);
-  virtual void stencilOpSeparate(
-      WGC3Denum face,
-      WGC3Denum fail,
-      WGC3Denum zfail,
-      WGC3Denum zpass);
-
-  virtual void texImage2D(
-      WGC3Denum target,
-      WGC3Dint level,
-      WGC3Denum internalformat,
-      WGC3Dsizei width,
-      WGC3Dsizei height,
-      WGC3Dint border,
-      WGC3Denum format,
-      WGC3Denum type,
-      const void* pixels);
-
-  virtual void texParameterf(
-      WGC3Denum target, WGC3Denum pname, WGC3Dfloat param);
-  virtual void texParameteri(
-      WGC3Denum target, WGC3Denum pname, WGC3Dint param);
-
-  virtual void texSubImage2D(
-      WGC3Denum target,
-      WGC3Dint level,
-      WGC3Dint xoffset,
-      WGC3Dint yoffset,
-      WGC3Dsizei width,
-      WGC3Dsizei height,
-      WGC3Denum format,
-      WGC3Denum type,
-      const void* pixels);
-
-  virtual void uniform1f(WGC3Dint location, WGC3Dfloat x);
-  virtual void uniform1fv(WGC3Dint location, WGC3Dsizei count,
-                          const WGC3Dfloat* v);
-  virtual void uniform1i(WGC3Dint location, WGC3Dint x);
-  virtual void uniform1iv(WGC3Dint location, WGC3Dsizei count,
-                          const WGC3Dint* v);
-  virtual void uniform2f(WGC3Dint location, WGC3Dfloat x, WGC3Dfloat y);
-  virtual void uniform2fv(WGC3Dint location, WGC3Dsizei count,
-                          const WGC3Dfloat* v);
-  virtual void uniform2i(WGC3Dint location, WGC3Dint x, WGC3Dint y);
-  virtual void uniform2iv(WGC3Dint location, WGC3Dsizei count,
-                          const WGC3Dint* v);
-  virtual void uniform3f(WGC3Dint location,
-                         WGC3Dfloat x, WGC3Dfloat y, WGC3Dfloat z);
-  virtual void uniform3fv(WGC3Dint location, WGC3Dsizei count,
-                          const WGC3Dfloat* v);
-  virtual void uniform3i(WGC3Dint location, WGC3Dint x, WGC3Dint y, WGC3Dint z);
-  virtual void uniform3iv(WGC3Dint location, WGC3Dsizei count,
-                          const WGC3Dint* v);
-  virtual void uniform4f(WGC3Dint location, WGC3Dfloat x, WGC3Dfloat y,
-                         WGC3Dfloat z, WGC3Dfloat w);
-  virtual void uniform4fv(WGC3Dint location, WGC3Dsizei count,
-                          const WGC3Dfloat* v);
-  virtual void uniform4i(WGC3Dint location, WGC3Dint x, WGC3Dint y,
-                         WGC3Dint z, WGC3Dint w);
-  virtual void uniform4iv(WGC3Dint location, WGC3Dsizei count,
-                          const WGC3Dint* v);
-  virtual void uniformMatrix2fv(
-      WGC3Dint location, WGC3Dsizei count,
-      WGC3Dboolean transpose, const WGC3Dfloat* value);
-  virtual void uniformMatrix3fv(
-      WGC3Dint location, WGC3Dsizei count,
-      WGC3Dboolean transpose, const WGC3Dfloat* value);
-  virtual void uniformMatrix4fv(
-      WGC3Dint location, WGC3Dsizei count,
-      WGC3Dboolean transpose, const WGC3Dfloat* value);
-
-  virtual void useProgram(WebGLId program);
-  virtual void validateProgram(WebGLId program);
-
-  virtual void vertexAttrib1f(WGC3Duint index, WGC3Dfloat x);
-  virtual void vertexAttrib1fv(WGC3Duint index, const WGC3Dfloat* values);
-  virtual void vertexAttrib2f(WGC3Duint index, WGC3Dfloat x, WGC3Dfloat y);
-  virtual void vertexAttrib2fv(WGC3Duint index, const WGC3Dfloat* values);
-  virtual void vertexAttrib3f(
-      WGC3Duint index, WGC3Dfloat x, WGC3Dfloat y, WGC3Dfloat z);
-  virtual void vertexAttrib3fv(WGC3Duint index, const WGC3Dfloat* values);
-  virtual void vertexAttrib4f(
-      WGC3Duint index, WGC3Dfloat x, WGC3Dfloat y, WGC3Dfloat z, WGC3Dfloat w);
-  virtual void vertexAttrib4fv(WGC3Duint index, const WGC3Dfloat* values);
-  virtual void vertexAttribPointer(
-      WGC3Duint index,
-      WGC3Dint size,
-      WGC3Denum type,
-      WGC3Dboolean normalized,
-      WGC3Dsizei stride,
-      WGC3Dintptr offset);
-
-  virtual void viewport(
-      WGC3Dint x, WGC3Dint y, WGC3Dsizei width, WGC3Dsizei height);
-
-  // Support for buffer creation and deletion
-  virtual WebGLId createBuffer();
-  virtual WebGLId createFramebuffer();
-  virtual WebGLId createProgram();
-  virtual WebGLId createRenderbuffer();
-  virtual WebGLId createShader(WGC3Denum);
-  virtual WebGLId createTexture();
-
-  virtual void deleteBuffer(WebGLId);
-  virtual void deleteFramebuffer(WebGLId);
-  virtual void deleteProgram(WebGLId);
-  virtual void deleteRenderbuffer(WebGLId);
-  virtual void deleteShader(WebGLId);
-  virtual void deleteTexture(WebGLId);
-
- private:
-  // ANGLE related.
-  struct ShaderSourceEntry {
-    explicit ShaderSourceEntry(WGC3Denum shader_type)
-        : type(shader_type),
-          is_valid(false) {
-    }
-
-    WGC3Denum type;
-    scoped_array<char> source;
-    scoped_array<char> log;
-    scoped_array<char> translated_source;
-    bool is_valid;
-  };
-
-  typedef base::hash_map<WebGLId, ShaderSourceEntry*> ShaderSourceMap;
-
-#ifdef FLIP_FRAMEBUFFER_VERTICALLY
-  void FlipVertically(unsigned char* framebuffer,
-                      unsigned int width,
-                      unsigned int height);
-#endif
-
-  // Take into account the user's requested context creation attributes, in
-  // particular stencil and antialias, and determine which could or could
-  // not be honored based on the capabilities of the OpenGL implementation.
-  void ValidateAttributes();
-
-  // Resolve the given rectangle of the multisampled framebuffer if necessary.
-  void ResolveMultisampledFramebuffer(
-      WGC3Dint x, WGC3Dint y, WGC3Dsizei width, WGC3Dsizei height);
-
-  bool AngleCreateCompilers();
-  void AngleDestroyCompilers();
-  bool AngleValidateShaderSource(ShaderSourceEntry* entry);
-
-  WebGraphicsContext3D::Attributes attributes_;
-  bool initialized_;
-  bool render_directly_to_web_view_;
-  bool is_gles2_;
-  bool have_ext_framebuffer_object_;
-  bool have_ext_framebuffer_multisample_;
-  bool have_angle_framebuffer_multisample_;
-
-  WebGLId texture_;
-  WebGLId fbo_;
-  WebGLId depth_stencil_buffer_;
-  int cached_width_, cached_height_;
-
-  // For multisampling
-  WebGLId multisample_fbo_;
-  WebGLId multisample_depth_stencil_buffer_;
-  WebGLId multisample_color_buffer_;
-
-  // For tracking which FBO is bound
-  WebGLId bound_fbo_;
-
-  // For tracking which texture is bound
-  WebGLId bound_texture_;
-
-  // FBO used for copying child texture to parent texture.
-  WebGLId copy_texture_to_parent_texture_fbo_;
-
-#ifdef FLIP_FRAMEBUFFER_VERTICALLY
-  unsigned char* scanline_;
-#endif
-
-  // Errors raised by synthesizeGLError().
-  std::list<WGC3Denum> synthetic_errors_list_;
-  std::set<WGC3Denum> synthetic_errors_set_;
-
-  scoped_ptr<gfx::GLContext> gl_context_;
-
-  ShaderSourceMap shader_source_map_;
-
-  ShHandle fragment_compiler_;
-  ShHandle vertex_compiler_;
-};
-
-#else  // USE_WGC3D_TYPES
-
 class WebGraphicsContext3DInProcessImpl : public WebKit::WebGraphicsContext3D {
  public:
   WebGraphicsContext3DInProcessImpl();
@@ -927,8 +474,6 @@
   ShHandle vertex_compiler_;
 };
 
-#endif  // USE_WGC3D_TYPES
-
 }  // namespace gpu
 }  // namespace webkit