/* * Copyright (C) 2020 Apple Inc. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #pragma once #if ENABLE(GPU_PROCESS) && ENABLE(WEBGL) #include "GPUProcessConnection.h" #include "GraphicsContextGLIdentifier.h" #include "IPCSemaphore.h" #include "MessageReceiver.h" #include "RemoteGraphicsContextGLMessages.h" #include "RemoteResourceCacheProxy.h" #include "RenderingBackendIdentifier.h" #include "StreamClientConnection.h" #include "WebCoreArgumentCoders.h" #include #include #include #include namespace WebKit { // Web process side implementation of GraphicsContextGL interface. The implementation // converts the interface to a sequence of IPC messages and sends the messages to // RemoteGraphicsContextGL in GPU process. // The implementation is largely generated by running Tools/Scripts/generate-gpup-webgl. class RemoteGraphicsContextGLProxy : private IPC::MessageReceiver , private GPUProcessConnection::Client , public WebCore::GraphicsContextGL { public: static RefPtr create(const WebCore::GraphicsContextGLAttributes&, RenderingBackendIdentifier); ~RemoteGraphicsContextGLProxy(); // IPC::MessageReceiver overrides. void didReceiveMessage(IPC::Connection&, IPC::Decoder&) final; // WebCore::GraphicsContextGL overrides. void reshape(int width, int height) final; void setContextVisibility(bool) final; bool isGLES2Compliant() const final; void markContextChanged() final; bool supportsExtension(const String&) final; void ensureExtensionEnabled(const String&) final; bool isExtensionEnabled(const String&) final; void paintRenderingResultsToCanvas(WebCore::ImageBuffer&) final; void paintCompositedResultsToCanvas(WebCore::ImageBuffer&) final; #if ENABLE(MEDIA_STREAM) RefPtr paintCompositedResultsToVideoFrame() final; #endif void synthesizeGLError(GCGLenum error) final; GCGLenum getError() final; #if ENABLE(VIDEO) bool copyTextureFromMedia(WebCore::MediaPlayer&, PlatformGLObject texture, GCGLenum target, GCGLint level, GCGLenum internalFormat, GCGLenum format, GCGLenum type, bool premultiplyAlpha, bool flipY) final; #endif void simulateEventForTesting(SimulatedEventForTesting) final; void readnPixels(GCGLint x, GCGLint y, GCGLsizei width, GCGLsizei height, GCGLenum format, GCGLenum type, GCGLSpan data) final; void readnPixels(GCGLint x, GCGLint y, GCGLsizei width, GCGLsizei height, GCGLenum format, GCGLenum type, GCGLintptr offset) final; void multiDrawArraysANGLE(GCGLenum mode, GCGLSpanTuple firstsAndCounts) final; void multiDrawArraysInstancedANGLE(GCGLenum mode, GCGLSpanTuple firstsCountsAndInstanceCounts) final; void multiDrawElementsANGLE(GCGLenum mode, GCGLSpanTuple countsAndOffsets, GCGLenum type) final; void multiDrawElementsInstancedANGLE(GCGLenum mode, GCGLSpanTuple countsOffsetsAndInstanceCounts, GCGLenum type) final; RefPtr paintRenderingResultsToPixelBuffer() final; // Functions with a generated implementation. This list is used by generate-gpup-webgl script. bool moveErrorsToSyntheticErrorList() final; void activeTexture(GCGLenum texture) final; void attachShader(PlatformGLObject program, PlatformGLObject shader) final; void bindAttribLocation(PlatformGLObject arg0, GCGLuint index, const String& name) final; void bindBuffer(GCGLenum target, PlatformGLObject arg1) final; void bindFramebuffer(GCGLenum target, PlatformGLObject arg1) final; void bindRenderbuffer(GCGLenum target, PlatformGLObject arg1) final; void bindTexture(GCGLenum target, PlatformGLObject arg1) final; void blendColor(GCGLclampf red, GCGLclampf green, GCGLclampf blue, GCGLclampf alpha) final; void blendEquation(GCGLenum mode) final; void blendEquationSeparate(GCGLenum modeRGB, GCGLenum modeAlpha) final; void blendFunc(GCGLenum sfactor, GCGLenum dfactor) final; void blendFuncSeparate(GCGLenum srcRGB, GCGLenum dstRGB, GCGLenum srcAlpha, GCGLenum dstAlpha) final; GCGLenum checkFramebufferStatus(GCGLenum target) final; void clear(GCGLbitfield mask) final; void clearColor(GCGLclampf red, GCGLclampf green, GCGLclampf blue, GCGLclampf alpha) final; void clearDepth(GCGLclampf depth) final; void clearStencil(GCGLint s) final; void colorMask(GCGLboolean red, GCGLboolean green, GCGLboolean blue, GCGLboolean alpha) final; void compileShader(PlatformGLObject arg0) final; void copyTexImage2D(GCGLenum target, GCGLint level, GCGLenum internalformat, GCGLint x, GCGLint y, GCGLsizei width, GCGLsizei height, GCGLint border) final; void copyTexSubImage2D(GCGLenum target, GCGLint level, GCGLint xoffset, GCGLint yoffset, GCGLint x, GCGLint y, GCGLsizei width, GCGLsizei height) final; PlatformGLObject createBuffer() final; PlatformGLObject createFramebuffer() final; PlatformGLObject createProgram() final; PlatformGLObject createRenderbuffer() final; PlatformGLObject createShader(GCGLenum arg0) final; PlatformGLObject createTexture() final; void cullFace(GCGLenum mode) final; void deleteBuffer(PlatformGLObject arg0) final; void deleteFramebuffer(PlatformGLObject arg0) final; void deleteProgram(PlatformGLObject arg0) final; void deleteRenderbuffer(PlatformGLObject arg0) final; void deleteShader(PlatformGLObject arg0) final; void deleteTexture(PlatformGLObject arg0) final; void depthFunc(GCGLenum func) final; void depthMask(GCGLboolean flag) final; void depthRange(GCGLclampf zNear, GCGLclampf zFar) final; void detachShader(PlatformGLObject arg0, PlatformGLObject arg1) final; void disable(GCGLenum cap) final; void disableVertexAttribArray(GCGLuint index) final; void drawArrays(GCGLenum mode, GCGLint first, GCGLsizei count) final; void drawElements(GCGLenum mode, GCGLsizei count, GCGLenum type, GCGLintptr offset) final; void enable(GCGLenum cap) final; void enableVertexAttribArray(GCGLuint index) final; void finish() final; void flush() final; void framebufferRenderbuffer(GCGLenum target, GCGLenum attachment, GCGLenum renderbuffertarget, PlatformGLObject arg3) final; void framebufferTexture2D(GCGLenum target, GCGLenum attachment, GCGLenum textarget, PlatformGLObject arg3, GCGLint level) final; void frontFace(GCGLenum mode) final; void generateMipmap(GCGLenum target) final; bool getActiveAttrib(PlatformGLObject program, GCGLuint index, ActiveInfo& arg2) final; bool getActiveUniform(PlatformGLObject program, GCGLuint index, ActiveInfo& arg2) final; GCGLint getAttribLocation(PlatformGLObject arg0, const String& name) final; GCGLint getBufferParameteri(GCGLenum target, GCGLenum pname) final; String getString(GCGLenum name) final; void getFloatv(GCGLenum pname, GCGLSpan value) final; void getIntegerv(GCGLenum pname, GCGLSpan value) final; void getIntegeri_v(GCGLenum pname, GCGLuint index, GCGLSpan value) final; // NOLINT GCGLint64 getInteger64(GCGLenum pname) final; GCGLint64 getInteger64i(GCGLenum pname, GCGLuint index) final; GCGLint getProgrami(PlatformGLObject program, GCGLenum pname) final; void getBooleanv(GCGLenum pname, GCGLSpan value) final; GCGLint getFramebufferAttachmentParameteri(GCGLenum target, GCGLenum attachment, GCGLenum pname) final; String getProgramInfoLog(PlatformGLObject arg0) final; GCGLint getRenderbufferParameteri(GCGLenum target, GCGLenum pname) final; GCGLint getShaderi(PlatformGLObject arg0, GCGLenum pname) final; String getShaderInfoLog(PlatformGLObject arg0) final; void getShaderPrecisionFormat(GCGLenum shaderType, GCGLenum precisionType, GCGLSpan range, GCGLint* precision) final; String getShaderSource(PlatformGLObject arg0) final; GCGLfloat getTexParameterf(GCGLenum target, GCGLenum pname) final; GCGLint getTexParameteri(GCGLenum target, GCGLenum pname) final; void getUniformfv(PlatformGLObject program, GCGLint location, GCGLSpan value) final; void getUniformiv(PlatformGLObject program, GCGLint location, GCGLSpan value) final; void getUniformuiv(PlatformGLObject program, GCGLint location, GCGLSpan value) final; GCGLint getUniformLocation(PlatformGLObject arg0, const String& name) final; GCGLsizeiptr getVertexAttribOffset(GCGLuint index, GCGLenum pname) final; void hint(GCGLenum target, GCGLenum mode) final; GCGLboolean isBuffer(PlatformGLObject arg0) final; GCGLboolean isEnabled(GCGLenum cap) final; GCGLboolean isFramebuffer(PlatformGLObject arg0) final; GCGLboolean isProgram(PlatformGLObject arg0) final; GCGLboolean isRenderbuffer(PlatformGLObject arg0) final; GCGLboolean isShader(PlatformGLObject arg0) final; GCGLboolean isTexture(PlatformGLObject arg0) final; void lineWidth(GCGLfloat arg0) final; void linkProgram(PlatformGLObject arg0) final; void pixelStorei(GCGLenum pname, GCGLint param) final; void polygonOffset(GCGLfloat factor, GCGLfloat units) final; void renderbufferStorage(GCGLenum target, GCGLenum internalformat, GCGLsizei width, GCGLsizei height) final; void sampleCoverage(GCGLclampf value, GCGLboolean invert) final; void scissor(GCGLint x, GCGLint y, GCGLsizei width, GCGLsizei height) final; void shaderSource(PlatformGLObject arg0, const String&) final; void stencilFunc(GCGLenum func, GCGLint ref, GCGLuint mask) final; void stencilFuncSeparate(GCGLenum face, GCGLenum func, GCGLint ref, GCGLuint mask) final; void stencilMask(GCGLuint mask) final; void stencilMaskSeparate(GCGLenum face, GCGLuint mask) final; void stencilOp(GCGLenum fail, GCGLenum zfail, GCGLenum zpass) final; void stencilOpSeparate(GCGLenum face, GCGLenum fail, GCGLenum zfail, GCGLenum zpass) final; void texParameterf(GCGLenum target, GCGLenum pname, GCGLfloat param) final; void texParameteri(GCGLenum target, GCGLenum pname, GCGLint param) final; void uniform1f(GCGLint location, GCGLfloat x) final; void uniform1fv(GCGLint location, GCGLSpan v) final; void uniform1i(GCGLint location, GCGLint x) final; void uniform1iv(GCGLint location, GCGLSpan v) final; void uniform2f(GCGLint location, GCGLfloat x, GCGLfloat y) final; void uniform2fv(GCGLint location, GCGLSpan v) final; void uniform2i(GCGLint location, GCGLint x, GCGLint y) final; void uniform2iv(GCGLint location, GCGLSpan v) final; void uniform3f(GCGLint location, GCGLfloat x, GCGLfloat y, GCGLfloat z) final; void uniform3fv(GCGLint location, GCGLSpan v) final; void uniform3i(GCGLint location, GCGLint x, GCGLint y, GCGLint z) final; void uniform3iv(GCGLint location, GCGLSpan v) final; void uniform4f(GCGLint location, GCGLfloat x, GCGLfloat y, GCGLfloat z, GCGLfloat w) final; void uniform4fv(GCGLint location, GCGLSpan v) final; void uniform4i(GCGLint location, GCGLint x, GCGLint y, GCGLint z, GCGLint w) final; void uniform4iv(GCGLint location, GCGLSpan v) final; void uniformMatrix2fv(GCGLint location, GCGLboolean transpose, GCGLSpan value) final; void uniformMatrix3fv(GCGLint location, GCGLboolean transpose, GCGLSpan value) final; void uniformMatrix4fv(GCGLint location, GCGLboolean transpose, GCGLSpan value) final; void useProgram(PlatformGLObject arg0) final; void validateProgram(PlatformGLObject arg0) final; void vertexAttrib1f(GCGLuint index, GCGLfloat x) final; void vertexAttrib1fv(GCGLuint index, GCGLSpan values) final; void vertexAttrib2f(GCGLuint index, GCGLfloat x, GCGLfloat y) final; void vertexAttrib2fv(GCGLuint index, GCGLSpan values) final; void vertexAttrib3f(GCGLuint index, GCGLfloat x, GCGLfloat y, GCGLfloat z) final; void vertexAttrib3fv(GCGLuint index, GCGLSpan values) final; void vertexAttrib4f(GCGLuint index, GCGLfloat x, GCGLfloat y, GCGLfloat z, GCGLfloat w) final; void vertexAttrib4fv(GCGLuint index, GCGLSpan values) final; void vertexAttribPointer(GCGLuint index, GCGLint size, GCGLenum type, GCGLboolean normalized, GCGLsizei stride, GCGLintptr offset) final; void viewport(GCGLint x, GCGLint y, GCGLsizei width, GCGLsizei height) final; void bufferData(GCGLenum target, GCGLsizeiptr arg1, GCGLenum usage) final; void bufferData(GCGLenum target, GCGLSpan data, GCGLenum usage) final; void bufferSubData(GCGLenum target, GCGLintptr offset, GCGLSpan data) final; void texImage2D(GCGLenum target, GCGLint level, GCGLenum internalformat, GCGLsizei width, GCGLsizei height, GCGLint border, GCGLenum format, GCGLenum type, GCGLSpan pixels) final; void texImage2D(GCGLenum target, GCGLint level, GCGLenum internalformat, GCGLsizei width, GCGLsizei height, GCGLint border, GCGLenum format, GCGLenum type, GCGLintptr offset) final; void texSubImage2D(GCGLenum target, GCGLint level, GCGLint xoffset, GCGLint yoffset, GCGLsizei width, GCGLsizei height, GCGLenum format, GCGLenum type, GCGLSpan pixels) final; void texSubImage2D(GCGLenum target, GCGLint level, GCGLint xoffset, GCGLint yoffset, GCGLsizei width, GCGLsizei height, GCGLenum format, GCGLenum type, GCGLintptr offset) final; void compressedTexImage2D(GCGLenum target, GCGLint level, GCGLenum internalformat, GCGLsizei width, GCGLsizei height, GCGLint border, GCGLsizei imageSize, GCGLSpan data) final; void compressedTexImage2D(GCGLenum target, GCGLint level, GCGLenum internalformat, GCGLsizei width, GCGLsizei height, GCGLint border, GCGLsizei imageSize, GCGLintptr offset) final; void compressedTexSubImage2D(GCGLenum target, GCGLint level, GCGLint xoffset, GCGLint yoffset, GCGLsizei width, GCGLsizei height, GCGLenum format, GCGLsizei imageSize, GCGLSpan data) final; void compressedTexSubImage2D(GCGLenum target, GCGLint level, GCGLint xoffset, GCGLint yoffset, GCGLsizei width, GCGLsizei height, GCGLenum format, GCGLsizei imageSize, GCGLintptr offset) final; void drawArraysInstanced(GCGLenum mode, GCGLint first, GCGLsizei count, GCGLsizei primcount) final; void drawElementsInstanced(GCGLenum mode, GCGLsizei count, GCGLenum type, GCGLintptr offset, GCGLsizei primcount) final; void vertexAttribDivisor(GCGLuint index, GCGLuint divisor) final; PlatformGLObject createVertexArray() final; void deleteVertexArray(PlatformGLObject arg0) final; GCGLboolean isVertexArray(PlatformGLObject arg0) final; void bindVertexArray(PlatformGLObject arg0) final; void copyBufferSubData(GCGLenum readTarget, GCGLenum writeTarget, GCGLintptr readOffset, GCGLintptr writeOffset, GCGLsizeiptr) final; void getBufferSubData(GCGLenum target, GCGLintptr offset, GCGLSpan data) final; void blitFramebuffer(GCGLint srcX0, GCGLint srcY0, GCGLint srcX1, GCGLint srcY1, GCGLint dstX0, GCGLint dstY0, GCGLint dstX1, GCGLint dstY1, GCGLbitfield mask, GCGLenum filter) final; void framebufferTextureLayer(GCGLenum target, GCGLenum attachment, PlatformGLObject texture, GCGLint level, GCGLint layer) final; void invalidateFramebuffer(GCGLenum target, GCGLSpan attachments) final; void invalidateSubFramebuffer(GCGLenum target, GCGLSpan attachments, GCGLint x, GCGLint y, GCGLsizei width, GCGLsizei height) final; void readBuffer(GCGLenum src) final; void renderbufferStorageMultisample(GCGLenum target, GCGLsizei samples, GCGLenum internalformat, GCGLsizei width, GCGLsizei height) final; void texStorage2D(GCGLenum target, GCGLsizei levels, GCGLenum internalformat, GCGLsizei width, GCGLsizei height) final; void texStorage3D(GCGLenum target, GCGLsizei levels, GCGLenum internalformat, GCGLsizei width, GCGLsizei height, GCGLsizei depth) final; void texImage3D(GCGLenum target, GCGLint level, GCGLint internalformat, GCGLsizei width, GCGLsizei height, GCGLsizei depth, GCGLint border, GCGLenum format, GCGLenum type, GCGLSpan pixels) final; void texImage3D(GCGLenum target, GCGLint level, GCGLint internalformat, GCGLsizei width, GCGLsizei height, GCGLsizei depth, GCGLint border, GCGLenum format, GCGLenum type, GCGLintptr offset) final; void texSubImage3D(GCGLenum target, GCGLint level, GCGLint xoffset, GCGLint yoffset, GCGLint zoffset, GCGLsizei width, GCGLsizei height, GCGLsizei depth, GCGLenum format, GCGLenum type, GCGLSpan pixels) final; void texSubImage3D(GCGLenum target, GCGLint level, GCGLint xoffset, GCGLint yoffset, GCGLint zoffset, GCGLsizei width, GCGLsizei height, GCGLsizei depth, GCGLenum format, GCGLenum type, GCGLintptr offset) final; void copyTexSubImage3D(GCGLenum target, GCGLint level, GCGLint xoffset, GCGLint yoffset, GCGLint zoffset, GCGLint x, GCGLint y, GCGLsizei width, GCGLsizei height) final; void compressedTexImage3D(GCGLenum target, GCGLint level, GCGLenum internalformat, GCGLsizei width, GCGLsizei height, GCGLsizei depth, GCGLint border, GCGLsizei imageSize, GCGLSpan data) final; void compressedTexImage3D(GCGLenum target, GCGLint level, GCGLenum internalformat, GCGLsizei width, GCGLsizei height, GCGLsizei depth, GCGLint border, GCGLsizei imageSize, GCGLintptr offset) final; void compressedTexSubImage3D(GCGLenum target, GCGLint level, GCGLint xoffset, GCGLint yoffset, GCGLint zoffset, GCGLsizei width, GCGLsizei height, GCGLsizei depth, GCGLenum format, GCGLsizei imageSize, GCGLSpan data) final; void compressedTexSubImage3D(GCGLenum target, GCGLint level, GCGLint xoffset, GCGLint yoffset, GCGLint zoffset, GCGLsizei width, GCGLsizei height, GCGLsizei depth, GCGLenum format, GCGLsizei imageSize, GCGLintptr offset) final; GCGLint getFragDataLocation(PlatformGLObject program, const String& name) final; void uniform1ui(GCGLint location, GCGLuint v0) final; void uniform2ui(GCGLint location, GCGLuint v0, GCGLuint v1) final; void uniform3ui(GCGLint location, GCGLuint v0, GCGLuint v1, GCGLuint v2) final; void uniform4ui(GCGLint location, GCGLuint v0, GCGLuint v1, GCGLuint v2, GCGLuint v3) final; void uniform1uiv(GCGLint location, GCGLSpan data) final; void uniform2uiv(GCGLint location, GCGLSpan data) final; void uniform3uiv(GCGLint location, GCGLSpan data) final; void uniform4uiv(GCGLint location, GCGLSpan data) final; void uniformMatrix2x3fv(GCGLint location, GCGLboolean transpose, GCGLSpan data) final; void uniformMatrix3x2fv(GCGLint location, GCGLboolean transpose, GCGLSpan data) final; void uniformMatrix2x4fv(GCGLint location, GCGLboolean transpose, GCGLSpan data) final; void uniformMatrix4x2fv(GCGLint location, GCGLboolean transpose, GCGLSpan data) final; void uniformMatrix3x4fv(GCGLint location, GCGLboolean transpose, GCGLSpan data) final; void uniformMatrix4x3fv(GCGLint location, GCGLboolean transpose, GCGLSpan data) final; void vertexAttribI4i(GCGLuint index, GCGLint x, GCGLint y, GCGLint z, GCGLint w) final; void vertexAttribI4iv(GCGLuint index, GCGLSpan values) final; void vertexAttribI4ui(GCGLuint index, GCGLuint x, GCGLuint y, GCGLuint z, GCGLuint w) final; void vertexAttribI4uiv(GCGLuint index, GCGLSpan values) final; void vertexAttribIPointer(GCGLuint index, GCGLint size, GCGLenum type, GCGLsizei stride, GCGLintptr offset) final; void drawRangeElements(GCGLenum mode, GCGLuint start, GCGLuint end, GCGLsizei count, GCGLenum type, GCGLintptr offset) final; void drawBuffers(GCGLSpan bufs) final; void clearBufferiv(GCGLenum buffer, GCGLint drawbuffer, GCGLSpan values) final; void clearBufferuiv(GCGLenum buffer, GCGLint drawbuffer, GCGLSpan values) final; void clearBufferfv(GCGLenum buffer, GCGLint drawbuffer, GCGLSpan values) final; void clearBufferfi(GCGLenum buffer, GCGLint drawbuffer, GCGLfloat depth, GCGLint stencil) final; PlatformGLObject createQuery() final; void deleteQuery(PlatformGLObject query) final; GCGLboolean isQuery(PlatformGLObject query) final; void beginQuery(GCGLenum target, PlatformGLObject query) final; void endQuery(GCGLenum target) final; PlatformGLObject getQuery(GCGLenum target, GCGLenum pname) final; GCGLuint getQueryObjectui(PlatformGLObject query, GCGLenum pname) final; PlatformGLObject createSampler() final; void deleteSampler(PlatformGLObject sampler) final; GCGLboolean isSampler(PlatformGLObject sampler) final; void bindSampler(GCGLuint unit, PlatformGLObject sampler) final; void samplerParameteri(PlatformGLObject sampler, GCGLenum pname, GCGLint param) final; void samplerParameterf(PlatformGLObject sampler, GCGLenum pname, GCGLfloat param) final; GCGLfloat getSamplerParameterf(PlatformGLObject sampler, GCGLenum pname) final; GCGLint getSamplerParameteri(PlatformGLObject sampler, GCGLenum pname) final; GCGLsync fenceSync(GCGLenum condition, GCGLbitfield flags) final; GCGLboolean isSync(GCGLsync arg0) final; void deleteSync(GCGLsync arg0) final; GCGLenum clientWaitSync(GCGLsync arg0, GCGLbitfield flags, GCGLuint64 timeout) final; void waitSync(GCGLsync arg0, GCGLbitfield flags, GCGLint64 timeout) final; GCGLint getSynci(GCGLsync arg0, GCGLenum pname) final; PlatformGLObject createTransformFeedback() final; void deleteTransformFeedback(PlatformGLObject id) final; GCGLboolean isTransformFeedback(PlatformGLObject id) final; void bindTransformFeedback(GCGLenum target, PlatformGLObject id) final; void beginTransformFeedback(GCGLenum primitiveMode) final; void endTransformFeedback() final; void transformFeedbackVaryings(PlatformGLObject program, const Vector& varyings, GCGLenum bufferMode) final; void getTransformFeedbackVarying(PlatformGLObject program, GCGLuint index, ActiveInfo& arg2) final; void pauseTransformFeedback() final; void resumeTransformFeedback() final; void bindBufferBase(GCGLenum target, GCGLuint index, PlatformGLObject buffer) final; void bindBufferRange(GCGLenum target, GCGLuint index, PlatformGLObject buffer, GCGLintptr offset, GCGLsizeiptr) final; Vector getUniformIndices(PlatformGLObject program, const Vector& uniformNames) final; Vector getActiveUniforms(PlatformGLObject program, const Vector& uniformIndices, GCGLenum pname) final; GCGLuint getUniformBlockIndex(PlatformGLObject program, const String& uniformBlockName) final; String getActiveUniformBlockName(PlatformGLObject program, GCGLuint uniformBlockIndex) final; void uniformBlockBinding(PlatformGLObject program, GCGLuint uniformBlockIndex, GCGLuint uniformBlockBinding) final; void getActiveUniformBlockiv(GCGLuint program, GCGLuint uniformBlockIndex, GCGLenum pname, GCGLSpan params) final; String getTranslatedShaderSourceANGLE(PlatformGLObject arg0) final; void drawBuffersEXT(GCGLSpan bufs) final; void enableiOES(GCGLenum target, GCGLuint index) final; void disableiOES(GCGLenum target, GCGLuint index) final; void blendEquationiOES(GCGLuint buf, GCGLenum mode) final; void blendEquationSeparateiOES(GCGLuint buf, GCGLenum modeRGB, GCGLenum modeAlpha) final; void blendFunciOES(GCGLuint buf, GCGLenum src, GCGLenum dst) final; void blendFuncSeparateiOES(GCGLuint buf, GCGLenum srcRGB, GCGLenum dstRGB, GCGLenum srcAlpha, GCGLenum dstAlpha) final; void colorMaskiOES(GCGLuint buf, GCGLboolean red, GCGLboolean green, GCGLboolean blue, GCGLboolean alpha) final; void getInternalformativ(GCGLenum target, GCGLenum internalformat, GCGLenum pname, GCGLSpan params) final; // End of list used by generate-gpup-webgl script. static bool handleMessageToRemovedDestination(IPC::Connection&, IPC::Decoder&); protected: RemoteGraphicsContextGLProxy(GPUProcessConnection&, const WebCore::GraphicsContextGLAttributes&, RenderingBackendIdentifier); bool isContextLost() const { return !m_gpuProcessConnection; } void markContextLost(); static inline Seconds defaultSendTimeout = 30_s; template WARN_UNUSED_RETURN bool send(T&& message) { return m_streamConnection.send(WTFMove(message), m_graphicsContextGLIdentifier, defaultSendTimeout); } template WARN_UNUSED_RETURN IPC::Connection::SendSyncResult sendSync(T&& message, typename T::Reply&& reply) { return m_streamConnection.sendSync(WTFMove(message), WTFMove(reply), m_graphicsContextGLIdentifier, defaultSendTimeout); } GraphicsContextGLIdentifier m_graphicsContextGLIdentifier { GraphicsContextGLIdentifier::generate() }; private: // Messages to be received. void wasCreated(bool didSucceed, IPC::Semaphore&&, IPC::Semaphore&&, String&& availableExtensions, String&& requestedExtensions); void wasLost(); void wasChanged(); // GPUProcessConnection::Client overrides. void gpuProcessConnectionDidClose(GPUProcessConnection&) final; void initialize(const String& availableExtensions, const String& requestableExtensions); void waitUntilInitialized(); void disconnectGpuProcessIfNeeded(); void abandonGpuProcess(); GPUProcessConnection* m_gpuProcessConnection; bool m_didInitialize { false }; // Guarded by waitUntilInitialized(). HashSet m_availableExtensions; HashSet m_requestableExtensions; HashSet m_enabledExtensions; IPC::StreamClientConnection m_streamConnection; }; // The GCGL types map to following WebKit IPC types. The list is used by generate-gpup-webgl script. static_assert(std::is_same_v); static_assert(sizeof(GCGLboolean) == sizeof(bool)); static_assert(std::is_same_v); static_assert(std::is_same_v); static_assert(std::is_same_v); static_assert(std::is_same_v); static_assert(std::is_same_v); static_assert(std::is_same_v); static_assert(std::is_same_v); static_assert(std::is_same_v); static_assert(std::is_same_v); static_assert(std::is_same_v); static_assert(std::is_same_v); static_assert(std::is_same_v); static_assert(std::is_same_v); static_assert(sizeof(GCGLchar) == sizeof(uint8_t)); static_assert(sizeof(GCGLint64) == sizeof(int64_t)); static_assert(sizeof(GCGLuint64) == sizeof(uint64_t)); // GCGLsync and GCGL*ptr types are pointers. On some platforms, they are 32-bit. // Currently we hard-code it by using <=, and assume that we do not transfer arrays of the types. static_assert(sizeof(GCGLintptr) <= sizeof(uint64_t)); static_assert(sizeof(GCGLsizeiptr) <= sizeof(uint64_t)); static_assert(sizeof(GCGLvoidptr) <= sizeof(uint64_t)); static_assert(sizeof(GCGLsync) <= sizeof(uint64_t) && sizeof(GCGLsync) == sizeof(intptr_t)); // End of list used by generate-gpup-webgl script. } // namespace WebKit #endif