skia2/tests/GrContextFactoryTest.cpp
2016-03-30 18:56:20 -07:00

101 lines
3.7 KiB
C++

/*
* Copyright 2011 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "SkTypes.h"
#if SK_SUPPORT_GPU
#include "GrContextFactory.h"
#include "GrCaps.h"
#include "Test.h"
using sk_gpu_test::GrContextFactory;
DEF_GPUTEST(GrContextFactory_NVPRContextOptionHasPathRenderingSupport, reporter, /*factory*/) {
// Test that if NVPR is requested, the context always has path rendering
// or the context creation fails.
GrContextFactory testFactory;
// Test that if NVPR is possible, caps are in sync.
for (int i = 0; i < GrContextFactory::kGLContextTypeCnt; ++i) {
GrContextFactory::GLContextType glCtxType = static_cast<GrContextFactory::GLContextType>(i);
GrContext* context = testFactory.get(glCtxType,
GrContextFactory::kEnableNVPR_GLContextOptions);
if (!context) {
continue;
}
REPORTER_ASSERT(
reporter,
context->caps()->shaderCaps()->pathRenderingSupport());
}
}
DEF_GPUTEST(GrContextFactory_NoPathRenderingUnlessNVPRRequested, reporter, /*factory*/) {
// Test that if NVPR is not requested, the context never has path rendering support.
GrContextFactory testFactory;
for (int i = 0; i <= GrContextFactory::kLastGLContextType; ++i) {
GrContextFactory::GLContextType glCtxType = (GrContextFactory::GLContextType)i;
GrContext* context = testFactory.get(glCtxType);
if (context) {
REPORTER_ASSERT(
reporter,
!context->caps()->shaderCaps()->pathRenderingSupport());
}
}
}
DEF_GPUTEST(GrContextFactory_RequiredSRGBSupport, reporter, /*factory*/) {
// Test that if sRGB support is requested, the context always has that capability
// or the context creation fails. Also test that if the creation fails, a context
// created without that flag would not have had sRGB support.
GrContextFactory testFactory;
// Test that if sRGB is requested, caps are in sync.
for (int i = 0; i < GrContextFactory::kGLContextTypeCnt; ++i) {
GrContextFactory::GLContextType glCtxType = static_cast<GrContextFactory::GLContextType>(i);
GrContext* context =
testFactory.get(glCtxType,
GrContextFactory::kRequireSRGBSupport_GLContextOptions);
if (context) {
REPORTER_ASSERT(reporter, context->caps()->srgbSupport());
} else {
context = testFactory.get(glCtxType);
if (context) {
REPORTER_ASSERT(reporter, !context->caps()->srgbSupport());
}
}
}
}
DEF_GPUTEST(GrContextFactory_abandon, reporter, /*factory*/) {
GrContextFactory testFactory;
for (int i = 0; i < GrContextFactory::kGLContextTypeCnt; ++i) {
GrContextFactory::GLContextType glCtxType = (GrContextFactory::GLContextType) i;
GrContextFactory::ContextInfo info1 =
testFactory.getContextInfo(glCtxType);
if (!info1.fGrContext) {
continue;
}
REPORTER_ASSERT(reporter, info1.fGLContext);
// Ref for comparison. The API does not explicitly say that this stays alive.
info1.fGrContext->ref();
testFactory.abandonContexts();
// Test that we get different context after abandon.
GrContextFactory::ContextInfo info2 =
testFactory.getContextInfo(glCtxType);
REPORTER_ASSERT(reporter, info2.fGrContext);
REPORTER_ASSERT(reporter, info2.fGLContext);
REPORTER_ASSERT(reporter, info1.fGrContext != info2.fGrContext);
// fGLContext should also change, but it also could get the same address.
info1.fGrContext->unref();
}
}
#endif