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Unified Diff: tests/VkClearTests.cpp

Issue 1718693002: Add vulkan files into skia repo. (Closed) Base URL: https://skia.googlesource.com/skia.git@merge
Patch Set: fix path Created 4 years, 10 months ago
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Index: tests/VkClearTests.cpp
diff --git a/tests/VkClearTests.cpp b/tests/VkClearTests.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..60e79815282ae952fe47d15dda3e0d1c04ef6e3f
--- /dev/null
+++ b/tests/VkClearTests.cpp
@@ -0,0 +1,218 @@
+
+/*
+ * Copyright 2015 Google Inc.
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+// This is a GPU-backend specific test. It relies on static intializers to work
+
+#include "SkTypes.h"
+
+#if SK_SUPPORT_GPU && SK_ALLOW_STATIC_GLOBAL_INITIALIZERS && defined(SK_VULKAN)
+
+#include "GrContextFactory.h"
+#include "GrTest.h"
+#include "Test.h"
+#include "vk/GrVkGpu.h"
+
+bool does_full_buffer_contain_correct_color(GrColor* buffer,
+ GrColor clearColor,
+ GrPixelConfig config,
+ int width,
+ int height) {
+ GrColor matchColor;
+ if (kRGBA_8888_GrPixelConfig == config) {
+ matchColor = clearColor;
+ } else if (kBGRA_8888_GrPixelConfig) {
+ // Hack to flip the R, B componets in the GrColor so that the comparrison will work below
+ matchColor = GrColorPackRGBA(GrColorUnpackB(clearColor),
+ GrColorUnpackG(clearColor),
+ GrColorUnpackR(clearColor),
+ GrColorUnpackA(clearColor));
+ } else {
+ // currently only supporting rgba_8888 and bgra_8888
+ return false;
+ }
+
+ for (int j = 0; j < height; ++j) {
+ for (int i = 0; i < width; ++i) {
+ if (buffer[j * width + i] != matchColor) {
+ return false;
+ }
+ }
+ }
+ return true;
+}
+
+void basic_clear_test(skiatest::Reporter* reporter, GrContext* context, GrPixelConfig config) {
+ GrVkGpu* gpu = static_cast<GrVkGpu*>(context->getGpu());
+ gpu->discard(NULL);
+ SkAutoTMalloc<GrColor> buffer(25);
+
+ GrSurfaceDesc surfDesc;
+ surfDesc.fFlags = kRenderTarget_GrSurfaceFlag;
+ surfDesc.fOrigin = kTopLeft_GrSurfaceOrigin;
+ surfDesc.fWidth = 5;
+ surfDesc.fHeight = 5;
+ surfDesc.fConfig = config;
+ surfDesc.fSampleCnt = 0;
+ GrTexture* tex = gpu->createTexture(surfDesc, false, nullptr, 0);
+ SkASSERT(tex);
+ SkASSERT(tex->asRenderTarget());
+ SkIRect rect = SkIRect::MakeWH(5, 5);
+
+ gpu->clear(rect, GrColor_TRANSPARENT_BLACK, tex->asRenderTarget());
+
+ gpu->readPixels(tex, 0, 0, 5, 5, config, (void*)buffer.get(), 0);
+
+ REPORTER_ASSERT(reporter, does_full_buffer_contain_correct_color(buffer.get(),
+ GrColor_TRANSPARENT_BLACK,
+ config,
+ 5,
+ 5));
+
+ gpu->clear(rect, GrColor_WHITE, tex->asRenderTarget());
+
+ gpu->readPixels(tex, 0, 0, 5, 5, config, (void*)buffer.get(), 0);
+
+ REPORTER_ASSERT(reporter, does_full_buffer_contain_correct_color(buffer.get(),
+ GrColor_WHITE,
+ config,
+ 5,
+ 5));
+
+ GrColor myColor = GrColorPackRGBA(0xFF, 0x7F, 0x40, 0x20);
+
+ gpu->clear(rect, myColor, tex->asRenderTarget());
+
+ gpu->readPixels(tex, 0, 0, 5, 5, config, (void*)buffer.get(), 0);
+
+ REPORTER_ASSERT(reporter, does_full_buffer_contain_correct_color(buffer.get(),
+ myColor,
+ config,
+ 5,
+ 5));
+}
+
+void sub_clear_test(skiatest::Reporter* reporter, GrContext* context, GrPixelConfig config) {
+ const int width = 10;
+ const int height = 10;
+ const int subWidth = width/2;
+ const int subHeight = height/2;
+ GrVkGpu* gpu = static_cast<GrVkGpu*>(context->getGpu());
+ gpu->discard(NULL);
+ SkAutoTMalloc<GrColor> buffer(width * height);
+ SkAutoTMalloc<GrColor> subBuffer(subWidth * subHeight);
+
+ GrSurfaceDesc surfDesc;
+ surfDesc.fFlags = kRenderTarget_GrSurfaceFlag;
+ surfDesc.fOrigin = kTopLeft_GrSurfaceOrigin;
+ surfDesc.fWidth = width;
+ surfDesc.fHeight = height;
+ surfDesc.fConfig = config;
+ surfDesc.fSampleCnt = 0;
+ GrTexture* tex = gpu->createTexture(surfDesc, false, nullptr, 0);
+ SkASSERT(tex);
+ SkASSERT(tex->asRenderTarget());
+
+ SkIRect fullRect = SkIRect::MakeWH(10, 10);
+ gpu->clear(fullRect, GrColor_TRANSPARENT_BLACK, tex->asRenderTarget());
+
+ gpu->readPixels(tex, 0, 0, width, height, config, (void*)buffer.get(), 0);
+
+ REPORTER_ASSERT(reporter, does_full_buffer_contain_correct_color(buffer.get(),
+ GrColor_TRANSPARENT_BLACK,
+ config,
+ width,
+ height));
+ SkIRect rect;
+ rect = SkIRect::MakeXYWH(0, 0, subWidth, subHeight);
+ gpu->clear(rect, GrColor_WHITE, tex->asRenderTarget());
+ rect = SkIRect::MakeXYWH(subWidth, 0, subWidth, subHeight);
+ gpu->clear(rect, GrColor_WHITE, tex->asRenderTarget());
+ rect = SkIRect::MakeXYWH(0, subHeight, subWidth, subHeight);
+ gpu->clear(rect, GrColor_WHITE, tex->asRenderTarget());
+
+ // Should fail since bottom right sub area has not been cleared to white
+ gpu->readPixels(tex, 0, 0, width, height, config, (void*)buffer.get(), 0);
+ REPORTER_ASSERT(reporter, !does_full_buffer_contain_correct_color(buffer.get(),
+ GrColor_WHITE,
+ config,
+ width,
+ height));
+
+ rect = SkIRect::MakeXYWH(subWidth, subHeight, subWidth, subHeight);
+ gpu->clear(rect, GrColor_WHITE, tex->asRenderTarget());
+
+ gpu->readPixels(tex, 0, 0, width, height, config, (void*)buffer.get(), 0);
+ REPORTER_ASSERT(reporter, does_full_buffer_contain_correct_color(buffer.get(),
+ GrColor_WHITE,
+ config,
+ width,
+ height));
+
+ // Try different colors and that each sub area has correct color
+ GrColor subColor1 = GrColorPackRGBA(0xFF, 0x00, 0x00, 0xFF);
+ GrColor subColor2 = GrColorPackRGBA(0x00, 0xFF, 0x00, 0xFF);
+ GrColor subColor3 = GrColorPackRGBA(0x00, 0x00, 0xFF, 0xFF);
+ GrColor subColor4 = GrColorPackRGBA(0xFF, 0xFF, 0x00, 0xFF);
+
+ rect = SkIRect::MakeXYWH(0, 0, subWidth, subHeight);
+ gpu->clear(rect, subColor1, tex->asRenderTarget());
+ rect = SkIRect::MakeXYWH(subWidth, 0, subWidth, subHeight);
+ gpu->clear(rect, subColor2, tex->asRenderTarget());
+ rect = SkIRect::MakeXYWH(0, subHeight, subWidth, subHeight);
+ gpu->clear(rect, subColor3, tex->asRenderTarget());
+ rect = SkIRect::MakeXYWH(subWidth, subHeight, subWidth, subHeight);
+ gpu->clear(rect, subColor4, tex->asRenderTarget());
+
+ gpu->readPixels(tex, 0, 0, subWidth, subHeight, config, (void*)subBuffer.get(), 0);
+ REPORTER_ASSERT(reporter, does_full_buffer_contain_correct_color(subBuffer.get(),
+ subColor1,
+ config,
+ subWidth,
+ subHeight));
+ gpu->readPixels(tex, subWidth, 0, subWidth, subHeight, config, (void*)subBuffer.get(), 0);
+ REPORTER_ASSERT(reporter, does_full_buffer_contain_correct_color(subBuffer.get(),
+ subColor2,
+ config,
+ subWidth,
+ subHeight));
+ gpu->readPixels(tex, 0, subHeight, subWidth, subHeight, config, (void*)subBuffer.get(), 0);
+ REPORTER_ASSERT(reporter, does_full_buffer_contain_correct_color(subBuffer.get(),
+ subColor3,
+ config,
+ subWidth,
+ subHeight));
+ gpu->readPixels(tex, subWidth, subHeight, subWidth, subHeight,
+ config, (void*)subBuffer.get(), 0);
+ REPORTER_ASSERT(reporter, does_full_buffer_contain_correct_color(subBuffer.get(),
+ subColor4,
+ config,
+ subWidth,
+ subHeight));
+}
+
+DEF_GPUTEST(VkClearTests, reporter, factory) {
+ GrContextOptions opts;
+ opts.fSuppressPrints = true;
+ GrContextFactory debugFactory(opts);
+ for (int type = 0; type < GrContextFactory::kLastGLContextType; ++type) {
+ if (static_cast<GrContextFactory::GLContextType>(type) !=
+ GrContextFactory::kNative_GLContextType) {
+ continue;
+ }
+ GrContext* context = debugFactory.get(static_cast<GrContextFactory::GLContextType>(type));
+ if (context) {
+ basic_clear_test(reporter, context, kRGBA_8888_GrPixelConfig);
+ basic_clear_test(reporter, context, kBGRA_8888_GrPixelConfig);
+ sub_clear_test(reporter, context, kRGBA_8888_GrPixelConfig);
+ sub_clear_test(reporter, context, kBGRA_8888_GrPixelConfig);
+ }
+
+ }
+}
+
+#endif
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