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authorGravatar bsalomon <bsalomon@google.com>2016-03-30 08:35:09 -0700
committerGravatar Commit bot <commit-bot@chromium.org>2016-03-30 08:35:09 -0700
commitfe3456cb006110d045b26ff3f8681b893a757b58 (patch)
tree8d07fbc43230b807d0cf7174c79d5757c397b07f /src/gpu/gl/command_buffer
parentb4a7f144b41dbe8341d26abb71d87b13d072a5cf (diff)
Move SkGLContext and some GrGLInterface implementations to skgputest module
BUG=skia: GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1815823002 CQ_EXTRA_TRYBOTS=client.skia.compile:Build-Ubuntu-GCC-x86_64-Release-CMake-Trybot,Build-Mac-Clang-x86_64-Release-CMake-Trybot Review URL: https://codereview.chromium.org/1815823002
Diffstat (limited to 'src/gpu/gl/command_buffer')
-rw-r--r--src/gpu/gl/command_buffer/SkCommandBufferGLContext.cpp338
1 files changed, 0 insertions, 338 deletions
diff --git a/src/gpu/gl/command_buffer/SkCommandBufferGLContext.cpp b/src/gpu/gl/command_buffer/SkCommandBufferGLContext.cpp
deleted file mode 100644
index 516c155fcc..0000000000
--- a/src/gpu/gl/command_buffer/SkCommandBufferGLContext.cpp
+++ /dev/null
@@ -1,338 +0,0 @@
-/*
- * Copyright 2015 Google Inc.
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
-#include "SkOnce.h"
-#include "gl/GrGLInterface.h"
-#include "gl/GrGLAssembleInterface.h"
-#include "gl/command_buffer/SkCommandBufferGLContext.h"
-#include "../ports/SkOSEnvironment.h"
-#include "../ports/SkOSLibrary.h"
-
-#if defined SK_BUILD_FOR_MAC
-
-// EGL doesn't exist on the mac, so expose what we need to get the command buffer's EGL running.
-typedef void *EGLDisplay;
-typedef unsigned int EGLBoolean;
-typedef void *EGLConfig;
-typedef void *EGLSurface;
-typedef void *EGLContext;
-typedef int32_t EGLint;
-typedef void* EGLNativeDisplayType;
-typedef void* EGLNativeWindowType;
-typedef void (*__eglMustCastToProperFunctionPointerType)(void);
-#define EGL_FALSE 0
-#define EGL_OPENGL_ES2_BIT 0x0004
-#define EGL_CONTEXT_CLIENT_VERSION 0x3098
-#define EGL_NO_SURFACE ((EGLSurface)0)
-#define EGL_NO_DISPLAY ((EGLDisplay)0)
-#define EGL_NO_CONTEXT ((EGLContext)0)
-#define EGL_DEFAULT_DISPLAY ((EGLNativeDisplayType)0)
-#define EGL_SURFACE_TYPE 0x3033
-#define EGL_PBUFFER_BIT 0x0001
-#define EGL_RENDERABLE_TYPE 0x3040
-#define EGL_RED_SIZE 0x3024
-#define EGL_GREEN_SIZE 0x3023
-#define EGL_BLUE_SIZE 0x3022
-#define EGL_ALPHA_SIZE 0x3021
-#define EGL_DEPTH_SIZE 0x3025
-#define EGL_STENCIL_SIZE 0x3025
-#define EGL_SAMPLES 0x3031
-#define EGL_SAMPLE_BUFFERS 0x3032
-#define EGL_NONE 0x3038
-#define EGL_WIDTH 0x3057
-#define EGL_HEIGHT 0x3056
-
-#else
-
-#include <EGL/egl.h>
-
-#endif
-
-typedef EGLDisplay (*GetDisplayProc)(EGLNativeDisplayType display_id);
-typedef EGLBoolean (*InitializeProc)(EGLDisplay dpy, EGLint *major, EGLint *minor);
-typedef EGLBoolean (*TerminateProc)(EGLDisplay dpy);
-typedef EGLBoolean (*ChooseConfigProc)(EGLDisplay dpy, const EGLint* attrib_list, EGLConfig* configs, EGLint config_size, EGLint* num_config);
-typedef EGLBoolean (*GetConfigAttrib)(EGLDisplay dpy, EGLConfig config, EGLint attribute, EGLint* value);
-typedef EGLSurface (*CreateWindowSurfaceProc)(EGLDisplay dpy, EGLConfig config, EGLNativeWindowType win, const EGLint* attrib_list);
-typedef EGLSurface (*CreatePbufferSurfaceProc)(EGLDisplay dpy, EGLConfig config, const EGLint* attrib_list);
-typedef EGLBoolean (*DestroySurfaceProc)(EGLDisplay dpy, EGLSurface surface);
-typedef EGLContext (*CreateContextProc)(EGLDisplay dpy, EGLConfig config, EGLContext share_context, const EGLint* attrib_list);
-typedef EGLBoolean (*DestroyContextProc)(EGLDisplay dpy, EGLContext ctx);
-typedef EGLBoolean (*MakeCurrentProc)(EGLDisplay dpy, EGLSurface draw, EGLSurface read, EGLContext ctx);
-typedef EGLBoolean (*SwapBuffersProc)(EGLDisplay dpy, EGLSurface surface);
-typedef __eglMustCastToProperFunctionPointerType (*GetProcAddressProc)(const char* procname);
-
-static GetDisplayProc gfGetDisplay = nullptr;
-static InitializeProc gfInitialize = nullptr;
-static TerminateProc gfTerminate = nullptr;
-static ChooseConfigProc gfChooseConfig = nullptr;
-static GetConfigAttrib gfGetConfigAttrib = nullptr;
-static CreateWindowSurfaceProc gfCreateWindowSurface = nullptr;
-static CreatePbufferSurfaceProc gfCreatePbufferSurface = nullptr;
-static DestroySurfaceProc gfDestroySurface = nullptr;
-static CreateContextProc gfCreateContext = nullptr;
-static DestroyContextProc gfDestroyContext = nullptr;
-static MakeCurrentProc gfMakeCurrent = nullptr;
-static SwapBuffersProc gfSwapBuffers = nullptr;
-static GetProcAddressProc gfGetProcAddress = nullptr;
-
-static void* gLibrary = nullptr;
-static bool gfFunctionsLoadedSuccessfully = false;
-
-static void load_command_buffer_functions() {
- if (!gLibrary) {
-#if defined _WIN32
- gLibrary = DynamicLoadLibrary("command_buffer_gles2.dll");
-#elif defined SK_BUILD_FOR_MAC
- gLibrary = DynamicLoadLibrary("libcommand_buffer_gles2.dylib");
-#else
- gLibrary = DynamicLoadLibrary("libcommand_buffer_gles2.so");
-#endif // defined _WIN32
- if (gLibrary) {
- gfGetDisplay = (GetDisplayProc)GetProcedureAddress(gLibrary, "eglGetDisplay");
- gfInitialize = (InitializeProc)GetProcedureAddress(gLibrary, "eglInitialize");
- gfTerminate = (TerminateProc)GetProcedureAddress(gLibrary, "eglTerminate");
- gfChooseConfig = (ChooseConfigProc)GetProcedureAddress(gLibrary, "eglChooseConfig");
- gfGetConfigAttrib = (GetConfigAttrib)GetProcedureAddress(gLibrary, "eglGetConfigAttrib");
- gfCreateWindowSurface = (CreateWindowSurfaceProc)GetProcedureAddress(gLibrary, "eglCreateWindowSurface");
- gfCreatePbufferSurface = (CreatePbufferSurfaceProc)GetProcedureAddress(gLibrary, "eglCreatePbufferSurface");
- gfDestroySurface = (DestroySurfaceProc)GetProcedureAddress(gLibrary, "eglDestroySurface");
- gfCreateContext = (CreateContextProc)GetProcedureAddress(gLibrary, "eglCreateContext");
- gfDestroyContext = (DestroyContextProc)GetProcedureAddress(gLibrary, "eglDestroyContext");
- gfMakeCurrent = (MakeCurrentProc)GetProcedureAddress(gLibrary, "eglMakeCurrent");
- gfSwapBuffers = (SwapBuffersProc)GetProcedureAddress(gLibrary, "eglSwapBuffers");
- gfGetProcAddress = (GetProcAddressProc)GetProcedureAddress(gLibrary, "eglGetProcAddress");
-
- gfFunctionsLoadedSuccessfully = gfGetDisplay && gfInitialize && gfTerminate &&
- gfChooseConfig && gfCreateWindowSurface &&
- gfCreatePbufferSurface && gfDestroySurface &&
- gfCreateContext && gfDestroyContext && gfMakeCurrent &&
- gfSwapBuffers && gfGetProcAddress;
-
- }
- }
-}
-
-static GrGLFuncPtr command_buffer_get_gl_proc(void* ctx, const char name[]) {
- if (!gfFunctionsLoadedSuccessfully) {
- return nullptr;
- }
- return gfGetProcAddress(name);
-}
-
-SK_DECLARE_STATIC_ONCE(loadCommandBufferOnce);
-void LoadCommandBufferOnce() {
- SkOnce(&loadCommandBufferOnce, load_command_buffer_functions);
-}
-
-const GrGLInterface* GrGLCreateCommandBufferInterface() {
- LoadCommandBufferOnce();
- if (!gfFunctionsLoadedSuccessfully) {
- return nullptr;
- }
- return GrGLAssembleGLESInterface(gLibrary, command_buffer_get_gl_proc);
-}
-
-SkCommandBufferGLContext::SkCommandBufferGLContext()
- : fContext(EGL_NO_CONTEXT)
- , fDisplay(EGL_NO_DISPLAY)
- , fSurface(EGL_NO_SURFACE) {
-
- static const EGLint configAttribs[] = {
- EGL_SURFACE_TYPE, EGL_PBUFFER_BIT,
- EGL_RENDERABLE_TYPE, EGL_OPENGL_ES2_BIT,
- EGL_RED_SIZE, 8,
- EGL_GREEN_SIZE, 8,
- EGL_BLUE_SIZE, 8,
- EGL_ALPHA_SIZE, 8,
- EGL_NONE
- };
-
- static const EGLint surfaceAttribs[] = {
- EGL_WIDTH, 1,
- EGL_HEIGHT, 1,
- EGL_NONE
- };
-
- initializeGLContext(nullptr, configAttribs, surfaceAttribs);
-}
-
-SkCommandBufferGLContext::SkCommandBufferGLContext(void* nativeWindow, int msaaSampleCount) {
- static const EGLint surfaceAttribs[] = { EGL_NONE };
-
- EGLint configAttribs[] = {
- EGL_RED_SIZE, 8,
- EGL_GREEN_SIZE, 8,
- EGL_BLUE_SIZE, 8,
- EGL_ALPHA_SIZE, 8,
- EGL_DEPTH_SIZE, 8,
- EGL_STENCIL_SIZE, 8,
- EGL_SAMPLE_BUFFERS, 1,
- EGL_SAMPLES, msaaSampleCount,
- EGL_NONE
- };
- if (msaaSampleCount == 0) {
- configAttribs[12] = EGL_NONE;
- }
-
- initializeGLContext(nativeWindow, configAttribs, surfaceAttribs);
-}
-
-void SkCommandBufferGLContext::initializeGLContext(void* nativeWindow, const int* configAttribs,
- const int* surfaceAttribs) {
- LoadCommandBufferOnce();
- if (!gfFunctionsLoadedSuccessfully) {
- SkDebugf("Command Buffer: Could not load EGL functions.\n");
- return;
- }
-
- // Make sure CHROMIUM_path_rendering is enabled for NVPR support.
- sk_setenv("CHROME_COMMAND_BUFFER_GLES2_ARGS", "--enable-gl-path-rendering");
- fDisplay = gfGetDisplay(EGL_DEFAULT_DISPLAY);
- if (EGL_NO_DISPLAY == fDisplay) {
- SkDebugf("Command Buffer: Could not create EGL display.\n");
- return;
- }
-
- EGLint majorVersion;
- EGLint minorVersion;
- if (!gfInitialize(fDisplay, &majorVersion, &minorVersion)) {
- SkDebugf("Command Buffer: Could not initialize EGL display.\n");
- this->destroyGLContext();
- return;
- }
-
- EGLint numConfigs;
- if (!gfChooseConfig(fDisplay, configAttribs, static_cast<EGLConfig*>(&fConfig), 1,
- &numConfigs) || numConfigs != 1) {
- SkDebugf("Command Buffer: Could not choose EGL config.\n");
- this->destroyGLContext();
- return;
- }
-
- if (nativeWindow) {
- fSurface = gfCreateWindowSurface(fDisplay,
- static_cast<EGLConfig>(fConfig),
- (EGLNativeWindowType)nativeWindow,
- surfaceAttribs);
- } else {
- fSurface = gfCreatePbufferSurface(fDisplay,
- static_cast<EGLConfig>(fConfig),
- surfaceAttribs);
- }
- if (EGL_NO_SURFACE == fSurface) {
- SkDebugf("Command Buffer: Could not create EGL surface.\n");
- this->destroyGLContext();
- return;
- }
-
- static const EGLint contextAttribs[] = {
- EGL_CONTEXT_CLIENT_VERSION, 2,
- EGL_NONE
- };
- fContext = gfCreateContext(fDisplay, static_cast<EGLConfig>(fConfig), nullptr, contextAttribs);
- if (EGL_NO_CONTEXT == fContext) {
- SkDebugf("Command Buffer: Could not create EGL context.\n");
- this->destroyGLContext();
- return;
- }
-
- if (!gfMakeCurrent(fDisplay, fSurface, fSurface, fContext)) {
- SkDebugf("Command Buffer: Could not make EGL context current.\n");
- this->destroyGLContext();
- return;
- }
-
- SkAutoTUnref<const GrGLInterface> gl(GrGLCreateCommandBufferInterface());
- if (nullptr == gl.get()) {
- SkDebugf("Command Buffer: Could not create CommandBuffer GL interface.\n");
- this->destroyGLContext();
- return;
- }
- if (!gl->validate()) {
- SkDebugf("Command Buffer: Could not validate CommandBuffer GL interface.\n");
- this->destroyGLContext();
- return;
- }
-
- this->init(gl.release());
-}
-
-SkCommandBufferGLContext::~SkCommandBufferGLContext() {
- this->teardown();
- this->destroyGLContext();
-}
-
-void SkCommandBufferGLContext::destroyGLContext() {
- if (!gfFunctionsLoadedSuccessfully) {
- return;
- }
- if (fDisplay) {
- gfMakeCurrent(fDisplay, 0, 0, 0);
-
- if (fContext) {
- gfDestroyContext(fDisplay, fContext);
- fContext = EGL_NO_CONTEXT;
- }
-
- if (fSurface) {
- gfDestroySurface(fDisplay, fSurface);
- fSurface = EGL_NO_SURFACE;
- }
-
- gfTerminate(fDisplay);
- fDisplay = EGL_NO_DISPLAY;
- }
-}
-
-void SkCommandBufferGLContext::onPlatformMakeCurrent() const {
- if (!gfFunctionsLoadedSuccessfully) {
- return;
- }
- if (!gfMakeCurrent(fDisplay, fSurface, fSurface, fContext)) {
- SkDebugf("Command Buffer: Could not make EGL context current.\n");
- }
-}
-
-void SkCommandBufferGLContext::onPlatformSwapBuffers() const {
- if (!gfFunctionsLoadedSuccessfully) {
- return;
- }
- if (!gfSwapBuffers(fDisplay, fSurface)) {
- SkDebugf("Command Buffer: Could not complete gfSwapBuffers.\n");
- }
-}
-
-GrGLFuncPtr SkCommandBufferGLContext::onPlatformGetProcAddress(const char* name) const {
- if (!gfFunctionsLoadedSuccessfully) {
- return nullptr;
- }
- return gfGetProcAddress(name);
-}
-
-void SkCommandBufferGLContext::presentCommandBuffer() {
- if (this->gl()) {
- this->gl()->fFunctions.fFlush();
- }
-
- this->onPlatformSwapBuffers();
-}
-
-bool SkCommandBufferGLContext::makeCurrent() {
- return gfMakeCurrent(fDisplay, fSurface, fSurface, fContext) != EGL_FALSE;
-}
-
-int SkCommandBufferGLContext::getStencilBits() {
- EGLint result = 0;
- gfGetConfigAttrib(fDisplay, static_cast<EGLConfig>(fConfig), EGL_STENCIL_SIZE, &result);
- return result;
-}
-
-int SkCommandBufferGLContext::getSampleCount() {
- EGLint result = 0;
- gfGetConfigAttrib(fDisplay, static_cast<EGLConfig>(fConfig), EGL_SAMPLES, &result);
- return result;
-}