skia2/tools/gpu/GrContextFactory.cpp

217 lines
7.0 KiB
C++
Executable File

/*
* Copyright 2014 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "GrContextFactory.h"
#include "gl/GLTestContext.h"
#if SK_ANGLE
#include "gl/angle/GLTestContext_angle.h"
#endif
#if SK_COMMAND_BUFFER
#include "gl/command_buffer/GLTestContext_command_buffer.h"
#endif
#include "gl/debug/DebugGLTestContext.h"
#if SK_MESA
#include "gl/mesa/GLTestContext_mesa.h"
#endif
#if SK_VULKAN
#include "vk/GrVkBackendContext.h"
#endif
#include "gl/null/NullGLTestContext.h"
#include "gl/GrGLGpu.h"
#include "GrCaps.h"
namespace sk_gpu_test {
GrContextFactory::GrContextFactory() { }
GrContextFactory::GrContextFactory(const GrContextOptions& opts)
: fGlobalOptions(opts) {
}
GrContextFactory::~GrContextFactory() {
this->destroyContexts();
}
void GrContextFactory::destroyContexts() {
for (Context& context : fContexts) {
if (context.fGLContext) {
context.fGLContext->makeCurrent();
}
if (!context.fGrContext->unique()) {
context.fGrContext->releaseResourcesAndAbandonContext();
context.fAbandoned = true;
}
context.fGrContext->unref();
delete context.fGLContext;
}
fContexts.reset();
}
void GrContextFactory::abandonContexts() {
for (Context& context : fContexts) {
if (!context.fAbandoned) {
if (context.fGLContext) {
context.fGLContext->makeCurrent();
context.fGLContext->testAbandon();
delete(context.fGLContext);
context.fGLContext = nullptr;
}
context.fGrContext->abandonContext();
context.fAbandoned = true;
}
}
}
void GrContextFactory::releaseResourcesAndAbandonContexts() {
for (Context& context : fContexts) {
if (!context.fAbandoned) {
if (context.fGLContext) {
context.fGLContext->makeCurrent();
}
context.fGrContext->releaseResourcesAndAbandonContext();
context.fAbandoned = true;
if (context.fGLContext) {
delete context.fGLContext;
context.fGLContext = nullptr;
}
}
}
}
#if defined(SK_BUILD_FOR_UNIX) || defined(SK_BUILD_FOR_WIN) || defined(SK_BUILD_FOR_MAC)
const GrContextFactory::ContextType GrContextFactory::kNativeGL_ContextType =
GrContextFactory::kGL_ContextType;
#else
const GrContextFactory::ContextType GrContextFactory::kNativeGL_ContextType =
GrContextFactory::kGLES_ContextType;
#endif
ContextInfo GrContextFactory::getContextInfo(ContextType type, ContextOptions options) {
for (int i = 0; i < fContexts.count(); ++i) {
Context& context = fContexts[i];
if (context.fType == type &&
context.fOptions == options &&
!context.fAbandoned) {
if (context.fGLContext) {
context.fGLContext->makeCurrent();
}
return ContextInfo(context.fGrContext, context.fGLContext);
}
}
SkAutoTDelete<GLTestContext> glCtx;
sk_sp<GrContext> grCtx;
GrBackendContext backendContext = 0;
sk_sp<const GrGLInterface> glInterface;
#ifdef SK_VULKAN
sk_sp<const GrVkBackendContext> vkBackend;
#endif
GrBackend backend = ContextTypeBackend(type);
switch (backend) {
case kOpenGL_GrBackend:
switch (type) {
case kGL_ContextType:
glCtx.reset(CreatePlatformGLTestContext(kGL_GrGLStandard));
break;
case kGLES_ContextType:
glCtx.reset(CreatePlatformGLTestContext(kGLES_GrGLStandard));
break;
#if SK_ANGLE
# ifdef SK_BUILD_FOR_WIN
case kANGLE_ContextType:
glCtx.reset(CreateANGLEDirect3DGLTestContext());
break;
# endif
case kANGLE_GL_ContextType:
glCtx.reset(CreateANGLEOpenGLGLTestContext());
break;
#endif
#if SK_COMMAND_BUFFER
case kCommandBuffer_ContextType:
glCtx.reset(CommandBufferGLTestContext::Create());
break;
#endif
#if SK_MESA
case kMESA_ContextType:
glCtx.reset(CreateMesaGLTestContext());
break;
#endif
case kNullGL_ContextType:
glCtx.reset(CreateNullGLTestContext(kEnableNVPR_ContextOptions & options));
break;
case kDebugGL_ContextType:
glCtx.reset(CreateDebugGLTestContext());
break;
default:
return ContextInfo();
}
if (nullptr == glCtx.get()) {
return ContextInfo();
}
glInterface.reset(SkRef(glCtx->gl()));
// Block NVPR from non-NVPR types.
if (!(kEnableNVPR_ContextOptions & options)) {
glInterface.reset(GrGLInterfaceRemoveNVPR(glInterface.get()));
if (!glInterface) {
return ContextInfo();
}
}
backendContext = reinterpret_cast<GrBackendContext>(glInterface.get());
glCtx->makeCurrent();
break;
#ifdef SK_VULKAN
case kVulkan_GrBackend:
SkASSERT(kVulkan_ContextType == type);
if ((kEnableNVPR_ContextOptions & options) ||
(kRequireSRGBSupport_ContextOptions & options)) {
return ContextInfo();
}
vkBackend.reset(GrVkBackendContext::Create());
if (!vkBackend) {
return ContextInfo();
}
backendContext = reinterpret_cast<GrBackendContext>(vkBackend.get());
// There is some bug (either in Skia or the NV Vulkan driver) where VkDevice
// destruction will hang occaisonally. For some reason having an existing GL
// context fixes this.
if (!fSentinelGLContext) {
fSentinelGLContext.reset(CreatePlatformGLTestContext(kGL_GrGLStandard));
if (!fSentinelGLContext) {
fSentinelGLContext.reset(CreatePlatformGLTestContext(kGLES_GrGLStandard));
}
}
break;
#endif
default:
return ContextInfo();
}
grCtx.reset(GrContext::Create(backend, backendContext, fGlobalOptions));
if (!grCtx.get()) {
return ContextInfo();
}
if (kEnableNVPR_ContextOptions & options) {
if (!grCtx->caps()->shaderCaps()->pathRenderingSupport()) {
return ContextInfo();
}
}
if (kRequireSRGBSupport_ContextOptions & options) {
if (!grCtx->caps()->srgbSupport()) {
return ContextInfo();
}
}
Context& context = fContexts.push_back();
context.fGLContext = glCtx.release();
context.fGrContext = SkRef(grCtx.get());
context.fType = type;
context.fOptions = options;
context.fAbandoned = false;
return ContextInfo(context.fGrContext, context.fGLContext);
}
} // namespace sk_gpu_test