blob: ef88be83092d4dbf3aca542c2ed14601c1ac3137 [file] [log] [blame]
/*
* Copyright 2015 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "tests/Test.h"
#include "tests/TestUtils.h"
#include "include/gpu/GrDirectContext.h"
#include "src/gpu/GrDirectContextPriv.h"
#include "src/gpu/GrProxyProvider.h"
#include "src/gpu/GrTexture.h"
#include "src/gpu/SkGr.h"
#include "src/gpu/SurfaceFillContext.h"
#include "src/gpu/effects/GrTextureEffect.h"
#ifdef SK_GL
#include "src/gpu/gl/GrGLGpu.h"
#include "src/gpu/gl/GrGLUtil.h"
#endif
#include "tools/gpu/ProxyUtils.h"
// skbug.com/5932
static void test_basic_draw_as_src(skiatest::Reporter* reporter, GrDirectContext* dContext,
GrSurfaceProxyView rectView, GrColorType colorType,
SkAlphaType alphaType, uint32_t expectedPixelValues[]) {
auto sfc = dContext->priv().makeSFC(
{colorType, kPremul_SkAlphaType, nullptr, rectView.dimensions()});
for (auto filter : {GrSamplerState::Filter::kNearest, GrSamplerState::Filter::kLinear}) {
for (auto mm : {GrSamplerState::MipmapMode::kNone, GrSamplerState::MipmapMode::kLinear}) {
sfc->clear(SkPMColor4f::FromBytes_RGBA(0xDDCCBBAA));
auto fp = GrTextureEffect::Make(rectView, alphaType, SkMatrix::I(), filter, mm);
sfc->fillWithFP(std::move(fp));
TestReadPixels(reporter, dContext, sfc.get(), expectedPixelValues,
"RectangleTexture-basic-draw");
}
}
}
static void test_clear(skiatest::Reporter* reporter, GrDirectContext* dContext,
skgpu::SurfaceContext* rectContext) {
if (auto sfc = rectContext->asFillContext()) {
// Clear the whole thing.
GrColor color0 = GrColorPackRGBA(0xA, 0xB, 0xC, 0xD);
sfc->clear(SkPMColor4f::FromBytes_RGBA(color0));
int w = sfc->width();
int h = sfc->height();
int pixelCnt = w * h;
SkAutoTMalloc<uint32_t> expectedPixels(pixelCnt);
// The clear color is a GrColor, our readback is to kRGBA_8888, which may be different.
uint32_t expectedColor0 = 0;
uint8_t* expectedBytes0 = reinterpret_cast<uint8_t*>(&expectedColor0);
expectedBytes0[0] = GrColorUnpackR(color0);
expectedBytes0[1] = GrColorUnpackG(color0);
expectedBytes0[2] = GrColorUnpackB(color0);
expectedBytes0[3] = GrColorUnpackA(color0);
for (int i = 0; i < sfc->width() * sfc->height(); ++i) {
expectedPixels.get()[i] = expectedColor0;
}
// Clear the the top to a different color.
GrColor color1 = GrColorPackRGBA(0x1, 0x2, 0x3, 0x4);
SkIRect rect = SkIRect::MakeWH(w, h/2);
sfc->clear(rect, SkPMColor4f::FromBytes_RGBA(color1));
uint32_t expectedColor1 = 0;
uint8_t* expectedBytes1 = reinterpret_cast<uint8_t*>(&expectedColor1);
expectedBytes1[0] = GrColorUnpackR(color1);
expectedBytes1[1] = GrColorUnpackG(color1);
expectedBytes1[2] = GrColorUnpackB(color1);
expectedBytes1[3] = GrColorUnpackA(color1);
for (int y = 0; y < h/2; ++y) {
for (int x = 0; x < w; ++x) {
expectedPixels.get()[y * h + x] = expectedColor1;
}
}
TestReadPixels(reporter, dContext, sfc, expectedPixels.get(), "RectangleTexture-clear");
}
}
static void test_copy_to_surface(skiatest::Reporter* reporter,
GrDirectContext* dContext,
skgpu::SurfaceContext* dstContext,
const char* testName) {
int pixelCnt = dstContext->width() * dstContext->height();
SkAutoTMalloc<uint32_t> pixels(pixelCnt);
for (int y = 0; y < dstContext->width(); ++y) {
for (int x = 0; x < dstContext->height(); ++x) {
pixels.get()[y * dstContext->width() + x] =
SkColorToPremulGrColor(SkColorSetARGB(2*y, y, x, x * y));
}
}
for (auto renderable : {GrRenderable::kNo, GrRenderable::kYes}) {
auto origin = dstContext->origin();
GrImageInfo info(GrColorType::kRGBA_8888,
kPremul_SkAlphaType,
nullptr,
dstContext->dimensions());
GrCPixmap pixmap(info, pixels.get(), dstContext->width()*sizeof(uint32_t));
auto srcView = sk_gpu_test::MakeTextureProxyViewFromData(dContext,
renderable,
origin,
pixmap);
// If this assert ever fails we can add a fallback to do copy as draw, but until then we can
// be more restrictive.
SkAssertResult(dstContext->testCopy(srcView.refProxy()));
TestReadPixels(reporter, dContext, dstContext, pixels.get(), testName);
}
}
#ifdef SK_GL
DEF_GPUTEST_FOR_GL_RENDERING_CONTEXTS(RectangleTexture, reporter, ctxInfo) {
auto dContext = ctxInfo.directContext();
GrProxyProvider* proxyProvider = dContext->priv().proxyProvider();
static const int kWidth = 16;
static const int kHeight = 16;
uint32_t pixels[kWidth * kHeight];
for (int y = 0; y < kHeight; ++y) {
for (int x = 0; x < kWidth; ++x) {
pixels[y * kWidth + x] = y * kWidth + x;
}
}
auto ii = SkImageInfo::Make(kWidth, kHeight, kRGBA_8888_SkColorType, kPremul_SkAlphaType);
SkPixmap pm(ii, pixels, sizeof(uint32_t)*kWidth);
for (auto origin : { kBottomLeft_GrSurfaceOrigin, kTopLeft_GrSurfaceOrigin }) {
auto format = GrBackendFormat::MakeGL(GR_GL_RGBA8, GR_GL_TEXTURE_RECTANGLE);
GrBackendTexture rectangleTex = dContext->createBackendTexture(kWidth,
kHeight,
format,
GrMipmapped::kNo,
GrRenderable::kYes);
if (!rectangleTex.isValid()) {
continue;
}
if (!dContext->updateBackendTexture(rectangleTex, &pm, 1, origin, nullptr, nullptr)) {
continue;
}
GrColor refPixels[kWidth * kHeight];
for (int y = 0; y < kHeight; ++y) {
for (int x = 0; x < kWidth; ++x) {
refPixels[y * kWidth + x] = pixels[y * kWidth + x];
}
}
sk_sp<GrTextureProxy> rectProxy = proxyProvider->wrapBackendTexture(
rectangleTex, kBorrow_GrWrapOwnership, GrWrapCacheable::kNo, kRW_GrIOType);
if (!rectProxy) {
dContext->deleteBackendTexture(rectangleTex);
continue;
}
SkASSERT(rectProxy->mipmapped() == GrMipmapped::kNo);
SkASSERT(rectProxy->peekTexture()->mipmapped() == GrMipmapped::kNo);
SkASSERT(rectProxy->textureType() == GrTextureType::kRectangle);
SkASSERT(rectProxy->peekTexture()->textureType() == GrTextureType::kRectangle);
SkASSERT(rectProxy->hasRestrictedSampling());
SkASSERT(rectProxy->peekTexture()->hasRestrictedSampling());
GrImageInfo grII = ii;
GrSwizzle swizzle = dContext->priv().caps()->getReadSwizzle(rectangleTex.getBackendFormat(),
grII.colorType());
GrSurfaceProxyView view(rectProxy, origin, swizzle);
test_basic_draw_as_src(reporter, dContext, view, grII.colorType(), kPremul_SkAlphaType,
refPixels);
// Test copy to both a texture and RT
TestCopyFromSurface(reporter, dContext, rectProxy, origin, grII.colorType(), refPixels,
"RectangleTexture-copy-from");
auto rectContext = dContext->priv().makeSC(std::move(view), grII.colorInfo());
SkASSERT(rectContext);
TestReadPixels(reporter, dContext, rectContext.get(), refPixels, "RectangleTexture-read");
test_copy_to_surface(reporter, dContext, rectContext.get(), "RectangleTexture-copy-to");
TestWritePixels(reporter, dContext, rectContext.get(), true, "RectangleTexture-write");
test_clear(reporter, dContext, rectContext.get());
dContext->deleteBackendTexture(rectangleTex);
}
}
#endif