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skia2/tests/GrSurfaceTest.cpp
Brian Salomon 366093f212 Make it so that GrSurfaceContext with a sRGB GrPixelConfig must have a 
color space with a sRGB-like gamma.

Change-Id: I99b80a9846caacd6848b0f9f55ed0f7f23e69b90
Reviewed-on: https://skia-review.googlesource.com/106640
Commit-Queue: Brian Salomon <bsalomon@google.com>
Reviewed-by: Brian Osman <brianosman@google.com>
2018-02-13 14:48:23 +00:00

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/*
* Copyright 2013 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 "GrContext.h"
#include "GrContextPriv.h"
#include "GrGpu.h"
#include "GrProxyProvider.h"
#include "GrRenderTarget.h"
#include "GrResourceProvider.h"
#include "GrTest.h"
#include "GrTexture.h"
#include "SkMipMap.h"
#include "Test.h"
// Tests that GrSurface::asTexture(), GrSurface::asRenderTarget(), and static upcasting of texture
// and render targets to GrSurface all work as expected.
DEF_GPUTEST_FOR_NULLGL_CONTEXT(GrSurface, reporter, ctxInfo) {
GrContext* context = ctxInfo.grContext();
auto resourceProvider = context->contextPriv().resourceProvider();
GrGpu* gpu = context->contextPriv().getGpu();
GrSurfaceDesc desc;
desc.fFlags = kRenderTarget_GrSurfaceFlag;
desc.fOrigin = kBottomLeft_GrSurfaceOrigin;
desc.fWidth = 256;
desc.fHeight = 256;
desc.fConfig = kRGBA_8888_GrPixelConfig;
desc.fSampleCnt = 1;
sk_sp<GrSurface> texRT1 = resourceProvider->createTexture(desc, SkBudgeted::kNo);
REPORTER_ASSERT(reporter, texRT1.get() == texRT1->asRenderTarget());
REPORTER_ASSERT(reporter, texRT1.get() == texRT1->asTexture());
REPORTER_ASSERT(reporter, static_cast<GrSurface*>(texRT1->asRenderTarget()) ==
texRT1->asTexture());
REPORTER_ASSERT(reporter, texRT1->asRenderTarget() ==
static_cast<GrSurface*>(texRT1->asTexture()));
REPORTER_ASSERT(reporter, static_cast<GrSurface*>(texRT1->asRenderTarget()) ==
static_cast<GrSurface*>(texRT1->asTexture()));
desc.fFlags = kNone_GrSurfaceFlags;
desc.fOrigin = kTopLeft_GrSurfaceOrigin;
sk_sp<GrTexture> tex1 = resourceProvider->createTexture(desc, SkBudgeted::kNo);
REPORTER_ASSERT(reporter, nullptr == tex1->asRenderTarget());
REPORTER_ASSERT(reporter, tex1.get() == tex1->asTexture());
REPORTER_ASSERT(reporter, static_cast<GrSurface*>(tex1.get()) == tex1->asTexture());
GrBackendTexture backendTex = gpu->createTestingOnlyBackendTexture(
nullptr, 256, 256, kRGBA_8888_GrPixelConfig, false, GrMipMapped::kNo);
sk_sp<GrSurface> texRT2 =
resourceProvider->wrapRenderableBackendTexture(backendTex, 1, kBorrow_GrWrapOwnership);
REPORTER_ASSERT(reporter, texRT2.get() == texRT2->asRenderTarget());
REPORTER_ASSERT(reporter, texRT2.get() == texRT2->asTexture());
REPORTER_ASSERT(reporter, static_cast<GrSurface*>(texRT2->asRenderTarget()) ==
texRT2->asTexture());
REPORTER_ASSERT(reporter, texRT2->asRenderTarget() ==
static_cast<GrSurface*>(texRT2->asTexture()));
REPORTER_ASSERT(reporter, static_cast<GrSurface*>(texRT2->asRenderTarget()) ==
static_cast<GrSurface*>(texRT2->asTexture()));
gpu->deleteTestingOnlyBackendTexture(&backendTex);
}
// This test checks that the isConfigTexturable and isConfigRenderable are
// consistent with createTexture's result.
DEF_GPUTEST_FOR_ALL_CONTEXTS(GrSurfaceRenderability, reporter, ctxInfo) {
GrContext* context = ctxInfo.grContext();
GrProxyProvider* proxyProvider = context->contextPriv().proxyProvider();
GrResourceProvider* resourceProvider = context->contextPriv().resourceProvider();
const GrCaps* caps = context->caps();
GrPixelConfig configs[] = {
kUnknown_GrPixelConfig,
kAlpha_8_GrPixelConfig,
kAlpha_8_as_Alpha_GrPixelConfig,
kAlpha_8_as_Red_GrPixelConfig,
kGray_8_GrPixelConfig,
kGray_8_as_Lum_GrPixelConfig,
kGray_8_as_Red_GrPixelConfig,
kRGB_565_GrPixelConfig,
kRGBA_4444_GrPixelConfig,
kRGBA_8888_GrPixelConfig,
kBGRA_8888_GrPixelConfig,
kSRGBA_8888_GrPixelConfig,
kSBGRA_8888_GrPixelConfig,
kRGBA_float_GrPixelConfig,
kRG_float_GrPixelConfig,
kAlpha_half_GrPixelConfig,
kAlpha_half_as_Red_GrPixelConfig,
kRGBA_half_GrPixelConfig,
};
SkASSERT(kGrPixelConfigCnt == SK_ARRAY_COUNT(configs));
GrSurfaceDesc desc;
desc.fWidth = 64;
desc.fHeight = 64;
for (GrPixelConfig config : configs) {
for (GrSurfaceOrigin origin : { kTopLeft_GrSurfaceOrigin, kBottomLeft_GrSurfaceOrigin }) {
desc.fFlags = kNone_GrSurfaceFlags;
desc.fOrigin = origin;
desc.fConfig = config;
desc.fSampleCnt = 1;
sk_sp<GrSurface> tex = resourceProvider->createTexture(desc, SkBudgeted::kNo);
bool ict = caps->isConfigTexturable(desc.fConfig);
REPORTER_ASSERT(reporter, SkToBool(tex) == ict,
"config:%d, tex:%d, isConfigTexturable:%d", config, SkToBool(tex), ict);
sk_sp<GrTextureProxy> proxy = proxyProvider->createMipMapProxy(
desc, SkBudgeted::kNo);
REPORTER_ASSERT(reporter, SkToBool(proxy.get()) ==
(caps->isConfigTexturable(desc.fConfig) &&
caps->mipMapSupport()));
desc.fFlags = kRenderTarget_GrSurfaceFlag;
tex = resourceProvider->createTexture(desc, SkBudgeted::kNo);
bool isRenderable = caps->isConfigRenderable(config);
REPORTER_ASSERT(reporter, SkToBool(tex) == isRenderable,
"config:%d, tex:%d, isRenderable:%d", config, SkToBool(tex),
isRenderable);
desc.fSampleCnt = 2;
tex = resourceProvider->createTexture(desc, SkBudgeted::kNo);
isRenderable = SkToBool(caps->getRenderTargetSampleCount(2, config));
REPORTER_ASSERT(reporter, SkToBool(tex) == isRenderable,
"config:%d, tex:%d, isRenderable:%d", config, SkToBool(tex),
isRenderable);
}
}
}
#include "GrDrawingManager.h"
#include "GrSurfaceProxy.h"
#include "GrTextureContext.h"
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(InitialTextureClear, reporter, context_info) {
static constexpr int kSize = 100;
GrSurfaceDesc desc;
desc.fWidth = desc.fHeight = kSize;
std::unique_ptr<uint32_t[]> data(new uint32_t[kSize * kSize]);
GrContext* context = context_info.grContext();
GrProxyProvider* proxyProvider = context->contextPriv().proxyProvider();
for (int c = 0; c <= kLast_GrPixelConfig; ++c) {
desc.fConfig = static_cast<GrPixelConfig>(c);
sk_sp<SkColorSpace> colorSpace;
if (GrPixelConfigIsSRGB(desc.fConfig)) {
colorSpace = SkColorSpace::MakeSRGB();
}
if (!context_info.grContext()->caps()->isConfigTexturable(desc.fConfig)) {
continue;
}
desc.fFlags = kPerformInitialClear_GrSurfaceFlag;
for (bool rt : {false, true}) {
if (rt && !context->caps()->isConfigRenderable(desc.fConfig)) {
continue;
}
desc.fFlags |= rt ? kRenderTarget_GrSurfaceFlag : kNone_GrSurfaceFlags;
for (GrSurfaceOrigin origin :
{kTopLeft_GrSurfaceOrigin, kBottomLeft_GrSurfaceOrigin}) {
desc.fOrigin = origin;
for (auto fit : { SkBackingFit::kApprox, SkBackingFit::kExact }) {
// Try directly creating the texture.
// Do this twice in an attempt to hit the cache on the second time through.
for (int i = 0; i < 2; ++i) {
sk_sp<GrTextureProxy> proxy = proxyProvider->createInstantiatedProxy(
desc, fit, SkBudgeted::kYes);
if (!proxy) {
continue;
}
auto texCtx = context->contextPriv().makeWrappedSurfaceContext(
std::move(proxy), colorSpace);
SkImageInfo info = SkImageInfo::Make(
kSize, kSize, kRGBA_8888_SkColorType, kPremul_SkAlphaType);
memset(data.get(), 0xAB, kSize * kSize * sizeof(uint32_t));
if (texCtx->readPixels(info, data.get(), 0, 0, 0)) {
uint32_t cmp = GrPixelConfigIsOpaque(desc.fConfig) ? 0xFF000000 : 0;
for (int i = 0; i < kSize * kSize; ++i) {
if (cmp != data.get()[i]) {
ERRORF(reporter, "Failed on config %d", desc.fConfig);
break;
}
}
}
memset(data.get(), 0xBC, kSize * kSize * sizeof(uint32_t));
// Here we overwrite the texture so that the second time through we
// test against recycling without reclearing.
if (0 == i) {
texCtx->writePixels(info, data.get(), 0, 0, 0);
}
}
context->purgeAllUnlockedResources();
// Try creating the texture as a deferred proxy.
for (int i = 0; i < 2; ++i) {
auto surfCtx = context->contextPriv().makeDeferredSurfaceContext(
desc, GrMipMapped::kNo, fit, SkBudgeted::kYes, colorSpace);
if (!surfCtx) {
continue;
}
SkImageInfo info = SkImageInfo::Make(
kSize, kSize, kRGBA_8888_SkColorType, kPremul_SkAlphaType);
memset(data.get(), 0xAB, kSize * kSize * sizeof(uint32_t));
if (surfCtx->readPixels(info, data.get(), 0, 0, 0)) {
uint32_t cmp = GrPixelConfigIsOpaque(desc.fConfig) ? 0xFF000000 : 0;
for (int i = 0; i < kSize * kSize; ++i) {
if (cmp != data.get()[i]) {
ERRORF(reporter, "Failed on config %d", desc.fConfig);
break;
}
}
}
// Here we overwrite the texture so that the second time through we
// test against recycling without reclearing.
if (0 == i) {
surfCtx->writePixels(info, data.get(), 0, 0, 0);
}
}
context->purgeAllUnlockedResources();
}
}
}
}
}
#endif
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