/*
* Copyright 2017 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"
#include "GrBackendSurface.h"
#include "GrBackendTextureImageGenerator.h"
#include "GrContext.h"
#include "GrContextPriv.h"
#include "GrGpu.h"
#include "GrRenderTargetContext.h"
#include "GrSemaphore.h"
#include "GrSurfaceProxyPriv.h"
#include "GrTexturePriv.h"
#include "GrTextureProxy.h"
#include "SkCanvas.h"
#include "SkImage_Base.h"
#include "SkGpuDevice.h"
#include "SkPoint.h"
#include "SkSurface.h"
#include "SkSurface_Gpu.h"
#include "Test.h"
static constexpr int kSize = 8;
// Test that the correct mip map states are on the GrTextures when wrapping GrBackendTextures in
// SkImages and SkSurfaces
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(GrWrappedMipMappedTest, reporter, ctxInfo) {
GrContext* context = ctxInfo.grContext();
if (!context->priv().caps()->mipMapSupport()) {
return;
}
GrGpu* gpu = context->priv().getGpu();
for (auto mipMapped : {GrMipMapped::kNo, GrMipMapped::kYes}) {
for (auto isRT : {false, true}) {
// CreateTestingOnlyBackendTexture currently doesn't support uploading data to mip maps
// so we don't send any. However, we pretend there is data for the checks below which is
// fine since we are never actually using these textures for any work on the gpu.
GrBackendTexture backendTex = gpu->createTestingOnlyBackendTexture(
nullptr, kSize, kSize, GrColorType::kRGBA_8888, isRT, mipMapped);
sk_sp<GrTextureProxy> proxy;
sk_sp<SkImage> image;
if (isRT) {
sk_sp<SkSurface> surface = SkSurface::MakeFromBackendTexture(
context,
backendTex,
kTopLeft_GrSurfaceOrigin,
0,
kRGBA_8888_SkColorType,
nullptr,
nullptr);
SkGpuDevice* device = ((SkSurface_Gpu*)surface.get())->getDevice();
proxy = device->accessRenderTargetContext()->asTextureProxyRef();
} else {
image = SkImage::MakeFromTexture(context, backendTex,
kTopLeft_GrSurfaceOrigin,
kRGBA_8888_SkColorType,
kPremul_SkAlphaType, nullptr,
nullptr, nullptr);
proxy = as_IB(image)->asTextureProxyRef(context);
}
REPORTER_ASSERT(reporter, proxy);
if (!proxy) {
gpu->deleteTestingOnlyBackendTexture(backendTex);
return;
}
REPORTER_ASSERT(reporter, proxy->isInstantiated());
GrTexture* texture = proxy->peekTexture();
REPORTER_ASSERT(reporter, texture);
if (!texture) {
gpu->deleteTestingOnlyBackendTexture(backendTex);
return;
}
if (GrMipMapped::kYes == mipMapped) {
REPORTER_ASSERT(reporter, GrMipMapped::kYes == texture->texturePriv().mipMapped());
if (isRT) {
REPORTER_ASSERT(reporter, texture->texturePriv().mipMapsAreDirty());
} else {
REPORTER_ASSERT(reporter, !texture->texturePriv().mipMapsAreDirty());
}
} else {
REPORTER_ASSERT(reporter, GrMipMapped::kNo == texture->texturePriv().mipMapped());
}
gpu->deleteTestingOnlyBackendTexture(backendTex);
}
}
}
// Test that we correctly copy or don't copy GrBackendTextures in the GrBackendTextureImageGenerator
// based on if we will use mips in the draw and the mip status of the GrBackendTexture.
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(GrBackendTextureImageMipMappedTest, reporter, ctxInfo) {
GrContext* context = ctxInfo.grContext();
if (!context->priv().caps()->mipMapSupport()) {
return;
}
GrGpu* gpu = context->priv().getGpu();
for (auto mipMapped : {GrMipMapped::kNo, GrMipMapped::kYes}) {
for (auto willUseMips : {false, true}) {
GrBackendTexture backendTex = gpu->createTestingOnlyBackendTexture(
nullptr, kSize, kSize, GrColorType::kRGBA_8888, false, mipMapped);
sk_sp<SkImage> image = SkImage::MakeFromTexture(context, backendTex,
kTopLeft_GrSurfaceOrigin,
kRGBA_8888_SkColorType,
kPremul_SkAlphaType, nullptr,
nullptr, nullptr);
GrTextureProxy* proxy = as_IB(image)->peekProxy();
REPORTER_ASSERT(reporter, proxy);
if (!proxy) {
gpu->deleteTestingOnlyBackendTexture(backendTex);
return;
}
REPORTER_ASSERT(reporter, proxy->isInstantiated());
sk_sp<GrTexture> texture = sk_ref_sp(proxy->peekTexture());
REPORTER_ASSERT(reporter, texture);
if (!texture) {
gpu->deleteTestingOnlyBackendTexture(backendTex);
return;
}
std::unique_ptr<SkImageGenerator> imageGen = GrBackendTextureImageGenerator::Make(
texture, kTopLeft_GrSurfaceOrigin, nullptr, kRGBA_8888_SkColorType,
kPremul_SkAlphaType, nullptr);
REPORTER_ASSERT(reporter, imageGen);
if (!imageGen) {
gpu->deleteTestingOnlyBackendTexture(backendTex);
return;
}
SkIPoint origin = SkIPoint::Make(0,0);
SkImageInfo imageInfo = SkImageInfo::Make(kSize, kSize, kRGBA_8888_SkColorType,
kPremul_SkAlphaType);
sk_sp<GrTextureProxy> genProxy = imageGen->generateTexture(context, imageInfo,
origin, willUseMips);
REPORTER_ASSERT(reporter, genProxy);
if (!genProxy) {
gpu->deleteTestingOnlyBackendTexture(backendTex);
return;
}
if (GrSurfaceProxy::LazyState::kNot != genProxy->lazyInstantiationState()) {
genProxy->priv().doLazyInstantiation(context->priv().resourceProvider());
} else if (!genProxy->isInstantiated()) {
genProxy->instantiate(context->priv().resourceProvider());
}
REPORTER_ASSERT(reporter, genProxy->isInstantiated());
if (!genProxy->isInstantiated()) {
gpu->deleteTestingOnlyBackendTexture(backendTex);
return;
}
GrTexture* genTexture = genProxy->peekTexture();
REPORTER_ASSERT(reporter, genTexture);
if (!genTexture) {
gpu->deleteTestingOnlyBackendTexture(backendTex);
return;
}
GrBackendTexture genBackendTex = genTexture->getBackendTexture();
if (GrBackendApi::kOpenGL == genBackendTex.backend()) {
GrGLTextureInfo genTexInfo;
GrGLTextureInfo origTexInfo;
if (genBackendTex.getGLTextureInfo(&genTexInfo) &&
backendTex.getGLTextureInfo(&origTexInfo)) {
if (willUseMips && GrMipMapped::kNo == mipMapped) {
// We did a copy so the texture IDs should be different
REPORTER_ASSERT(reporter, origTexInfo.fID != genTexInfo.fID);
} else {
REPORTER_ASSERT(reporter, origTexInfo.fID == genTexInfo.fID);
}
} else {
ERRORF(reporter, "Failed to get GrGLTextureInfo");
}
#ifdef SK_VULKAN
} else if (GrBackendApi::kVulkan == genBackendTex.backend()) {
GrVkImageInfo genImageInfo;
GrVkImageInfo origImageInfo;
if (genBackendTex.getVkImageInfo(&genImageInfo) &&
backendTex.getVkImageInfo(&origImageInfo)) {
if (willUseMips && GrMipMapped::kNo == mipMapped) {
// We did a copy so the texture IDs should be different
REPORTER_ASSERT(reporter, origImageInfo.fImage != genImageInfo.fImage);
} else {
REPORTER_ASSERT(reporter, origImageInfo.fImage == genImageInfo.fImage);
}
} else {
ERRORF(reporter, "Failed to get GrVkImageInfo");
}
#endif
} else {
REPORTER_ASSERT(reporter, false);
}
// Must make sure the uses of the backend texture have finished (we possibly have a
// queued up copy) before we delete the backend texture.
context->flush();
gpu->testingOnly_flushGpuAndSync();
gpu->deleteTestingOnlyBackendTexture(backendTex);
}
}
}
// Test that when we call makeImageSnapshot on an SkSurface we retains the same mip status as the
// resource we took the snapshot of.
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(GrImageSnapshotMipMappedTest, reporter, ctxInfo) {
GrContext* context = ctxInfo.grContext();
if (!context->priv().caps()->mipMapSupport()) {
return;
}
auto resourceProvider = context->priv().resourceProvider();
GrGpu* gpu = context->priv().getGpu();
for (auto willUseMips : {false, true}) {
for (auto isWrapped : {false, true}) {
GrMipMapped mipMapped = willUseMips ? GrMipMapped::kYes : GrMipMapped::kNo;
sk_sp<SkSurface> surface;
GrBackendTexture backendTex = gpu->createTestingOnlyBackendTexture(
nullptr, kSize, kSize, GrColorType::kRGBA_8888, true, mipMapped);
if (isWrapped) {
surface = SkSurface::MakeFromBackendTexture(context,
backendTex,
kTopLeft_GrSurfaceOrigin,
0,
kRGBA_8888_SkColorType,
nullptr,
nullptr);
} else {
SkImageInfo info = SkImageInfo::Make(kSize, kSize, kRGBA_8888_SkColorType,
kPremul_SkAlphaType);
surface = SkSurface::MakeRenderTarget(context, SkBudgeted::kYes, info, 0,
kTopLeft_GrSurfaceOrigin, nullptr,
willUseMips);
}
REPORTER_ASSERT(reporter, surface);
if (!surface) {
gpu->deleteTestingOnlyBackendTexture(backendTex);
}
SkGpuDevice* device = ((SkSurface_Gpu*)surface.get())->getDevice();
GrTextureProxy* texProxy = device->accessRenderTargetContext()->asTextureProxy();
REPORTER_ASSERT(reporter, mipMapped == texProxy->mipMapped());
texProxy->instantiate(resourceProvider);
GrTexture* texture = texProxy->peekTexture();
REPORTER_ASSERT(reporter, mipMapped == texture->texturePriv().mipMapped());
sk_sp<SkImage> image = surface->makeImageSnapshot();
REPORTER_ASSERT(reporter, image);
if (!image) {
gpu->deleteTestingOnlyBackendTexture(backendTex);
}
texProxy = as_IB(image)->peekProxy();
REPORTER_ASSERT(reporter, mipMapped == texProxy->mipMapped());
texProxy->instantiate(resourceProvider);
texture = texProxy->peekTexture();
REPORTER_ASSERT(reporter, mipMapped == texture->texturePriv().mipMapped());
// Must flush the context to make sure all the cmds (copies, etc.) from above are sent
// to the gpu before we delete the backendHandle.
context->flush();
gpu->testingOnly_flushGpuAndSync();
gpu->deleteTestingOnlyBackendTexture(backendTex);
}
}
}
// Test that we don't create a mip mapped texture if the size is 1x1 even if the filter mode is set
// to use mips. This test passes by not crashing or hitting asserts in code.
DEF_GPUTEST_FOR_RENDERING_CONTEXTS(Gr1x1TextureMipMappedTest, reporter, ctxInfo) {
GrContext* context = ctxInfo.grContext();
if (!context->priv().caps()->mipMapSupport()) {
return;
}
// Make surface to draw into
SkImageInfo info = SkImageInfo::MakeN32(16, 16, kPremul_SkAlphaType);
sk_sp<SkSurface> surface = SkSurface::MakeRenderTarget(context, SkBudgeted::kNo, info);
// Make 1x1 raster bitmap
SkBitmap bmp;
bmp.allocN32Pixels(1, 1);
SkPMColor* pixel = reinterpret_cast<SkPMColor*>(bmp.getPixels());
*pixel = 0;
sk_sp<SkImage> bmpImage = SkImage::MakeFromBitmap(bmp);
// Make sure we scale so we don't optimize out the use of mips.
surface->getCanvas()->scale(0.5f, 0.5f);
SkPaint paint;
// This should upload the image to a non mipped GrTextureProxy.
surface->getCanvas()->drawImage(bmpImage, 0, 0, &paint);
surface->flush();
// Now set the filter quality to high so we use mip maps. We should find the non mipped texture
// in the cache for the SkImage. Since the texture is 1x1 we should just use that texture
// instead of trying to do a copy to a mipped texture.
paint.setFilterQuality(kHigh_SkFilterQuality);
surface->getCanvas()->drawImage(bmpImage, 0, 0, &paint);
surface->flush();
}