| // 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_GPU_WEBGRAPHICSCONTEXT3D_IN_PROCESS_COMMAND_BUFFER_IMPL_H_ |
| #define WEBKIT_GPU_WEBGRAPHICSCONTEXT3D_IN_PROCESS_COMMAND_BUFFER_IMPL_H_ |
| #pragma once |
| |
| #if defined(ENABLE_GPU) |
| |
| #include <vector> |
| |
| #include "base/memory/scoped_ptr.h" |
| #include "third_party/WebKit/Source/WebKit/chromium/public/WebGraphicsContext3D.h" |
| #include "third_party/WebKit/Source/WebKit/chromium/public/WebString.h" |
| #include "third_party/WebKit/Source/WebKit/chromium/public/WebView.h" |
| #include "ui/gfx/native_widget_types.h" |
| |
| #if !defined(OS_MACOSX) |
| #define FLIP_FRAMEBUFFER_VERTICALLY |
| #endif |
| |
| namespace gpu { |
| namespace gles2 { |
| class GLES2Implementation; |
| } |
| } |
| |
| using WebKit::WebGLId; |
| |
| 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; |
| |
| namespace webkit { |
| namespace gpu { |
| |
| class GLInProcessContext; |
| |
| class WebGraphicsContext3DInProcessCommandBufferImpl |
| : public WebKit::WebGraphicsContext3D { |
| public: |
| |
| WebGraphicsContext3DInProcessCommandBufferImpl(); |
| virtual ~WebGraphicsContext3DInProcessCommandBufferImpl(); |
| |
| //---------------------------------------------------------------------- |
| // WebGraphicsContext3D methods |
| virtual bool initialize(WebGraphicsContext3D::Attributes attributes, |
| WebKit::WebView*, |
| bool renderDirectlyToWebView); |
| |
| virtual bool makeContextCurrent(); |
| |
| virtual int width(); |
| virtual int height(); |
| |
| virtual bool isGLES2Compliant(); |
| |
| virtual bool setParentContext(WebGraphicsContext3D* parent_context); |
| |
| virtual void reshape(int width, int height); |
| |
| virtual bool readBackFramebuffer(unsigned char* pixels, size_t buffer_size); |
| virtual bool readBackFramebuffer(unsigned char* pixels, size_t buffer_size, |
| WebGLId framebuffer, int width, int height); |
| |
| virtual WebGLId getPlatformTextureId(); |
| virtual void prepareTexture(); |
| |
| 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 WebKit::WebString getProgramInfoLog(WebGLId program); |
| |
| virtual void getRenderbufferParameteriv(WGC3Denum target, |
| WGC3Denum pname, |
| WGC3Dint* value); |
| |
| virtual void getShaderiv(WebGLId shader, WGC3Denum pname, WGC3Dint* value); |
| |
| virtual WebKit::WebString getShaderInfoLog(WebGLId shader); |
| |
| // TBD |
| // void glGetShaderPrecisionFormat (GLenum shadertype, |
| // GLenum precisiontype, |
| // GLint* range, |
| // GLint* precision); |
| |
| virtual WebKit::WebString getShaderSource(WebGLId shader); |
| virtual WebKit::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); |
| 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(WGC3Dfloat value, WGC3Dboolean invert); |
| virtual void scissor(WGC3Dint x, WGC3Dint y, |
| WGC3Dsizei width, WGC3Dsizei height); |
| virtual void shaderSource(WebGLId shader, const WGC3Dchar* string); |
| 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); |
| |
| virtual void synthesizeGLError(WGC3Denum); |
| |
| 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 void rateLimitOffscreenContextCHROMIUM(); |
| |
| virtual WebKit::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 WebGLId createCompositorTexture(WGC3Dsizei width, WGC3Dsizei height); |
| virtual void deleteCompositorTexture(WebGLId parent_texture); |
| virtual void copyTextureToCompositor(WebGLId texture, |
| WebGLId parent_texture); |
| |
| virtual void setContextLostCallback( |
| WebGraphicsContext3D::WebGraphicsContextLostCallback* callback); |
| virtual WGC3Denum getGraphicsResetStatusARB(); |
| |
| protected: |
| #if WEBKIT_USING_SKIA |
| virtual GrGLInterface* onCreateGrGLInterface(); |
| #endif |
| |
| private: |
| // SwapBuffers callback. |
| void OnSwapBuffersComplete(); |
| virtual void OnContextLost(); |
| |
| // Used to try to find bugs in code that calls gl directly through the gl api |
| // instead of going through WebGraphicsContext3D. |
| void ClearContext(); |
| |
| // The context we use for OpenGL rendering. |
| GLInProcessContext* context_; |
| // The GLES2Implementation we use for OpenGL rendering. |
| ::gpu::gles2::GLES2Implementation* gl_; |
| |
| // If rendering directly to WebView, weak pointer to it. |
| WebKit::WebView* web_view_; |
| #if defined(OS_MACOSX) |
| // "Fake" plugin window handle in browser process for the compositor's output. |
| gfx::PluginWindowHandle plugin_handle_; |
| #endif |
| WebGraphicsContext3D::WebGraphicsContextLostCallback* context_lost_callback_; |
| WGC3Denum context_lost_reason_; |
| |
| WebKit::WebGraphicsContext3D::Attributes attributes_; |
| int cached_width_, cached_height_; |
| |
| // For tracking which FBO is bound. |
| WebGLId bound_fbo_; |
| |
| // Errors raised by synthesizeGLError(). |
| std::vector<WGC3Denum> synthetic_errors_; |
| |
| #ifdef FLIP_FRAMEBUFFER_VERTICALLY |
| scoped_array<uint8> scanline_; |
| void FlipVertically(uint8* framebuffer, |
| unsigned int width, |
| unsigned int height); |
| #endif |
| }; |
| |
| } // namespace gpu |
| } // namespace webkit |
| |
| #endif // defined(ENABLE_GPU) |
| #endif // WEBKIT_GPU_WEBGRAPHICSCONTEXT3D_IN_PROCESS_COMMAND_BUFFER_IMPL_H_ |
| |
| |
