// Copyright 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 FakeWebGraphicsContext3D_h #define FakeWebGraphicsContext3D_h #include "third_party/khronos/GLES2/gl2.h" #include namespace WebKit { // WebGraphicsContext3D base class for use in WebKit unit tests. // All operations are no-ops (returning 0 if necessary). class FakeWebGraphicsContext3D : public WebGraphicsContext3D { public: FakeWebGraphicsContext3D() : m_nextTextureId(1) { } virtual bool makeContextCurrent() { return true; } virtual int width() { return 0; } virtual int height() { return 0; } virtual void reshape(int width, int height) { } virtual bool isGLES2Compliant() { return false; } virtual bool readBackFramebuffer(unsigned char* pixels, size_t bufferSize, WebGLId framebuffer, int width, int height) { return false; } virtual WebGLId getPlatformTextureId() { return 0; } virtual void prepareTexture() { } virtual void postSubBufferCHROMIUM(int x, int y, int width, int height) { } virtual void synthesizeGLError(WGC3Denum) { } virtual bool isContextLost() { return false; } virtual void* mapBufferSubDataCHROMIUM(WGC3Denum target, WGC3Dintptr offset, WGC3Dsizeiptr size, WGC3Denum access) { return 0; } 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) { return 0; } virtual void unmapTexSubImage2DCHROMIUM(const void*) { } virtual void setVisibilityCHROMIUM(bool visible) { } virtual void discardFramebufferEXT(WGC3Denum target, WGC3Dsizei numAttachments, const WGC3Denum* attachments) { } virtual void ensureFramebufferCHROMIUM() { } virtual void setMemoryAllocationChangedCallbackCHROMIUM(WebGraphicsMemoryAllocationChangedCallbackCHROMIUM* callback) { } virtual WebString getRequestableExtensionsCHROMIUM() { return WebString(); } 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) { return GL_FRAMEBUFFER_COMPLETE; } 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 compressedTexImage2D(WGC3Denum target, WGC3Dint level, WGC3Denum internalformat, WGC3Dsizei width, WGC3Dsizei height, WGC3Dint border, WGC3Dsizei imageSize, const void* data) { } virtual void compressedTexSubImage2D(WGC3Denum target, WGC3Dint level, WGC3Dint xoffset, WGC3Dint yoffset, WGC3Dsizei width, WGC3Dsizei height, WGC3Denum format, WGC3Dsizei imageSize, const void* data) { } 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&) { return false; } virtual bool getActiveUniform(WebGLId program, WGC3Duint index, ActiveInfo&) { return false; } virtual void getAttachedShaders(WebGLId program, WGC3Dsizei maxCount, WGC3Dsizei* count, WebGLId* shaders) { } virtual WGC3Dint getAttribLocation(WebGLId program, const WGC3Dchar* name) { return 0; } virtual void getBooleanv(WGC3Denum pname, WGC3Dboolean* value) { } virtual void getBufferParameteriv(WGC3Denum target, WGC3Denum pname, WGC3Dint* value) { } virtual Attributes getContextAttributes() { return m_attrs; } virtual WGC3Denum getError() { return 0; } 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) { if (pname == GL_MAX_TEXTURE_SIZE) *value = 1024; } virtual void getProgramiv(WebGLId program, WGC3Denum pname, WGC3Dint* value) { if (pname == GL_LINK_STATUS) *value = 1; } virtual WebString getProgramInfoLog(WebGLId program) { return WebString(); } virtual void getRenderbufferParameteriv(WGC3Denum target, WGC3Denum pname, WGC3Dint* value) { } virtual void getShaderiv(WebGLId shader, WGC3Denum pname, WGC3Dint* value) { if (pname == GL_COMPILE_STATUS) *value = 1; } virtual WebString getShaderInfoLog(WebGLId shader) { return WebString(); } virtual void getShaderPrecisionFormat(WGC3Denum shadertype, WGC3Denum precisiontype, WGC3Dint* range, WGC3Dint* precision) { } virtual WebString getShaderSource(WebGLId shader) { return WebString(); } virtual WebString getString(WGC3Denum name) { return WebString(); } 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) { return 0; } 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) { return 0; } virtual void hint(WGC3Denum target, WGC3Denum mode) { } virtual WGC3Dboolean isBuffer(WebGLId buffer) { return false; } virtual WGC3Dboolean isEnabled(WGC3Denum cap) { return false; } virtual WGC3Dboolean isFramebuffer(WebGLId framebuffer) { return false; } virtual WGC3Dboolean isProgram(WebGLId program) { return false; } virtual WGC3Dboolean isRenderbuffer(WebGLId renderbuffer) { return false; } virtual WGC3Dboolean isShader(WebGLId shader) { return false; } virtual WGC3Dboolean isTexture(WebGLId texture) { return false; } 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(WGC3Dclampf 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) { } virtual WebGLId createBuffer() { return 1; } virtual WebGLId createFramebuffer() { return 1; } virtual WebGLId createProgram() { return 1; } virtual WebGLId createRenderbuffer() { return 1; } virtual WebGLId createShader(WGC3Denum) { return 1; } virtual WebGLId createTexture() { return m_nextTextureId++; } 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 texStorage2DEXT(WGC3Denum target, WGC3Dint levels, WGC3Duint internalformat, WGC3Dint width, WGC3Dint height) { } virtual WebGLId createQueryEXT() { return 1; } virtual void deleteQueryEXT(WebGLId) { } virtual WGC3Dboolean isQueryEXT(WebGLId) { return true; } virtual void beginQueryEXT(WGC3Denum, WebGLId) { } virtual void endQueryEXT(WGC3Denum) { } virtual void getQueryivEXT(WGC3Denum, WGC3Denum, WGC3Dint*) { } virtual void getQueryObjectuivEXT(WebGLId, WGC3Denum, WGC3Duint*) { } protected: unsigned m_nextTextureId; Attributes m_attrs; }; } // namespace WebKit #endif // FakeWebGraphicsContext3D_h