3d6801eeee
Removes the concept of a configurable "default" interface and makes the default always be the "native" interface. Also removes unused functions: GrGLInterfaceAddTestDebugMarker and GrGLInterface::NewClone. Keeps around legacy GrGLCreateNativeInterface() until clients can be weened. Change-Id: I4a3bdafa8cf8c68ed13318393abd55686b045ccb Reviewed-on: https://skia-review.googlesource.com/83000 Reviewed-by: Robert Phillips <robertphillips@google.com> Commit-Queue: Brian Salomon <bsalomon@google.com>
128 lines
3.6 KiB
Plaintext
128 lines
3.6 KiB
Plaintext
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/*
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* Copyright 2012 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#include "gl/GLTestContext.h"
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#import <OpenGLES/EAGL.h>
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#include <dlfcn.h>
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#define EAGLCTX ((EAGLContext*)(fEAGLContext))
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namespace {
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std::function<void()> context_restorer() {
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EAGLContext* context = [EAGLContext currentContext];
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return [context] { [EAGLContext setCurrentContext:context]; };
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}
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class IOSGLTestContext : public sk_gpu_test::GLTestContext {
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public:
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IOSGLTestContext(IOSGLTestContext* shareContext);
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~IOSGLTestContext() override;
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private:
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void destroyGLContext();
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void onPlatformMakeCurrent() const override;
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std::function<void()> onPlatformGetAutoContextRestore() const override;
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void onPlatformSwapBuffers() const override;
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GrGLFuncPtr onPlatformGetProcAddress(const char*) const override;
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EAGLContext* fEAGLContext;
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void* fGLLibrary;
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};
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IOSGLTestContext::IOSGLTestContext(IOSGLTestContext* shareContext)
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: fEAGLContext(NULL)
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, fGLLibrary(RTLD_DEFAULT) {
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if (shareContext) {
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EAGLContext* iosShareContext = shareContext->fEAGLContext;
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fEAGLContext = [[EAGLContext alloc] initWithAPI:kEAGLRenderingAPIOpenGLES2
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sharegroup: [iosShareContext sharegroup]];
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} else {
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fEAGLContext = [[EAGLContext alloc] initWithAPI:kEAGLRenderingAPIOpenGLES2];
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}
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SkScopeExit restorer(context_restorer());
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[EAGLContext setCurrentContext:fEAGLContext];
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sk_sp<const GrGLInterface> gl(GrGLCreateNativeInterface());
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if (NULL == gl.get()) {
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SkDebugf("Failed to create gl interface");
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this->destroyGLContext();
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return;
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}
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if (!gl->validate()) {
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SkDebugf("Failed to validate gl interface");
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this->destroyGLContext();
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return;
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}
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fGLLibrary = dlopen(
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"/System/Library/Frameworks/OpenGL.framework/Versions/A/Libraries/libGL.dylib",
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RTLD_LAZY);
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this->init(std::move(gl));
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}
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IOSGLTestContext::~IOSGLTestContext() {
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this->teardown();
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this->destroyGLContext();
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}
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void IOSGLTestContext::destroyGLContext() {
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if (fEAGLContext) {
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if ([EAGLContext currentContext] == fEAGLContext) {
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// This will ensure that the context is immediately deleted.
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[EAGLContext setCurrentContext:nil];
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}
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fEAGLContext = nil;
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}
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if (nullptr != fGLLibrary) {
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dlclose(fGLLibrary);
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}
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}
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void IOSGLTestContext::onPlatformMakeCurrent() const {
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if (![EAGLContext setCurrentContext:fEAGLContext]) {
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SkDebugf("Could not set the context.\n");
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}
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}
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std::function<void()> IOSGLTestContext::onPlatformGetAutoContextRestore() const {
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if ([EAGLContext currentContext] == fEAGLContext) {
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return nullptr;
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}
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return context_restorer();
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}
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void IOSGLTestContext::onPlatformSwapBuffers() const { }
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GrGLFuncPtr IOSGLTestContext::onPlatformGetProcAddress(const char* procName) const {
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void* handle = (nullptr == fGLLibrary) ? RTLD_DEFAULT : fGLLibrary;
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return reinterpret_cast<GrGLFuncPtr>(dlsym(handle, procName));
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}
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} // anonymous namespace
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namespace sk_gpu_test {
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GLTestContext *CreatePlatformGLTestContext(GrGLStandard forcedGpuAPI,
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GLTestContext *shareContext) {
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if (kGL_GrGLStandard == forcedGpuAPI) {
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return NULL;
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}
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IOSGLTestContext* iosShareContext = reinterpret_cast<IOSGLTestContext*>(shareContext);
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IOSGLTestContext *ctx = new IOSGLTestContext(iosShareContext);
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if (!ctx->isValid()) {
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delete ctx;
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return NULL;
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}
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return ctx;
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}
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}
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