2017-01-27 15:11:42 +00:00
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/*
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* Copyright 2017 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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2019-04-23 17:05:21 +00:00
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#include "tests/TestUtils.h"
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#include "include/encode/SkPngEncoder.h"
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#include "include/private/GrSurfaceProxy.h"
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#include "include/private/GrTextureProxy.h"
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#include "include/utils/SkBase64.h"
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2019-05-07 17:29:22 +00:00
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#include "src/core/SkUtils.h"
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2019-04-23 17:05:21 +00:00
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#include "src/gpu/GrContextPriv.h"
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2019-05-07 17:29:22 +00:00
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#include "src/gpu/GrGpu.h"
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2019-04-23 17:05:21 +00:00
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#include "src/gpu/GrSurfaceContext.h"
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#include "src/gpu/GrSurfaceContextPriv.h"
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#include "src/gpu/SkGr.h"
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#include "tools/gpu/ProxyUtils.h"
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2017-01-27 15:11:42 +00:00
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2017-03-14 18:39:29 +00:00
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void test_read_pixels(skiatest::Reporter* reporter,
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2017-01-27 15:11:42 +00:00
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GrSurfaceContext* srcContext, uint32_t expectedPixelValues[],
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const char* testName) {
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int pixelCnt = srcContext->width() * srcContext->height();
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SkAutoTMalloc<uint32_t> pixels(pixelCnt);
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memset(pixels.get(), 0, sizeof(uint32_t)*pixelCnt);
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SkImageInfo ii = SkImageInfo::Make(srcContext->width(), srcContext->height(),
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kRGBA_8888_SkColorType, kPremul_SkAlphaType);
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bool read = srcContext->readPixels(ii, pixels.get(), 0, 0, 0);
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if (!read) {
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ERRORF(reporter, "%s: Error reading from texture.", testName);
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}
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for (int i = 0; i < pixelCnt; ++i) {
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if (pixels.get()[i] != expectedPixelValues[i]) {
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ERRORF(reporter, "%s: Error, pixel value %d should be 0x%08x, got 0x%08x.",
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testName, i, expectedPixelValues[i], pixels.get()[i]);
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break;
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}
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}
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}
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2017-03-14 18:39:29 +00:00
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void test_write_pixels(skiatest::Reporter* reporter,
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2017-01-27 15:11:42 +00:00
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GrSurfaceContext* dstContext, bool expectedToWork,
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const char* testName) {
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int pixelCnt = dstContext->width() * dstContext->height();
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SkAutoTMalloc<uint32_t> pixels(pixelCnt);
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for (int y = 0; y < dstContext->width(); ++y) {
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for (int x = 0; x < dstContext->height(); ++x) {
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pixels.get()[y * dstContext->width() + x] =
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2018-10-29 18:11:04 +00:00
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SkColorToPremulGrColor(SkColorSetARGB(2*y, x, y, x + y));
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2017-01-27 15:11:42 +00:00
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}
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}
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SkImageInfo ii = SkImageInfo::Make(dstContext->width(), dstContext->height(),
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kRGBA_8888_SkColorType, kPremul_SkAlphaType);
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bool write = dstContext->writePixels(ii, pixels.get(), 0, 0, 0);
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if (!write) {
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if (expectedToWork) {
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ERRORF(reporter, "%s: Error writing to texture.", testName);
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}
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return;
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}
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if (write && !expectedToWork) {
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ERRORF(reporter, "%s: writePixels succeeded when it wasn't supposed to.", testName);
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return;
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}
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2017-03-14 18:39:29 +00:00
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test_read_pixels(reporter, dstContext, pixels.get(), testName);
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2017-01-27 15:11:42 +00:00
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}
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void test_copy_from_surface(skiatest::Reporter* reporter, GrContext* context,
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GrSurfaceProxy* proxy, uint32_t expectedPixelValues[],
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bool onlyTestRTConfig, const char* testName) {
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GrSurfaceDesc copyDstDesc;
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copyDstDesc.fWidth = proxy->width();
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copyDstDesc.fHeight = proxy->height();
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2017-07-27 20:16:25 +00:00
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copyDstDesc.fConfig = kRGBA_8888_GrPixelConfig;
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2017-01-27 15:11:42 +00:00
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for (auto flags : { kNone_GrSurfaceFlags, kRenderTarget_GrSurfaceFlag }) {
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if (kNone_GrSurfaceFlags == flags && onlyTestRTConfig) {
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continue;
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}
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copyDstDesc.fFlags = flags;
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2018-03-04 03:43:43 +00:00
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auto origin = (kNone_GrSurfaceFlags == flags) ? kTopLeft_GrSurfaceOrigin
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: kBottomLeft_GrSurfaceOrigin;
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2017-01-27 15:11:42 +00:00
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2018-03-04 03:43:43 +00:00
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sk_sp<GrSurfaceContext> dstContext(
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GrSurfaceProxy::TestCopy(context, copyDstDesc, origin, proxy));
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2017-01-27 15:11:42 +00:00
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2017-03-14 18:39:29 +00:00
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test_read_pixels(reporter, dstContext.get(), expectedPixelValues, testName);
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2017-01-27 15:11:42 +00:00
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}
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}
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2019-02-22 16:16:30 +00:00
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void test_copy_to_surface(skiatest::Reporter* reporter,
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GrContext* context,
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GrSurfaceContext* dstContext,
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const char* testName) {
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2017-01-27 15:11:42 +00:00
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int pixelCnt = dstContext->width() * dstContext->height();
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SkAutoTMalloc<uint32_t> pixels(pixelCnt);
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for (int y = 0; y < dstContext->width(); ++y) {
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for (int x = 0; x < dstContext->height(); ++x) {
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pixels.get()[y * dstContext->width() + x] =
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2018-10-29 18:11:04 +00:00
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SkColorToPremulGrColor(SkColorSetARGB(2*y, y, x, x * y));
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2017-01-27 15:11:42 +00:00
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}
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}
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2018-03-07 18:01:25 +00:00
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for (auto isRT : {false, true}) {
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for (auto origin : {kTopLeft_GrSurfaceOrigin, kBottomLeft_GrSurfaceOrigin}) {
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auto src = sk_gpu_test::MakeTextureProxyFromData(
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2019-02-22 16:16:30 +00:00
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context, isRT, dstContext->width(),
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2018-03-07 18:01:25 +00:00
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dstContext->height(), GrColorType::kRGBA_8888, origin, pixels.get(), 0);
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dstContext->copy(src.get());
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test_read_pixels(reporter, dstContext, pixels.get(), testName);
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}
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2017-01-27 15:11:42 +00:00
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}
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}
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2018-07-17 17:28:20 +00:00
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void fill_pixel_data(int width, int height, GrColor* data) {
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for (int j = 0; j < height; ++j) {
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for (int i = 0; i < width; ++i) {
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unsigned int red = (unsigned int)(256.f * (i / (float)width));
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unsigned int green = (unsigned int)(256.f * (j / (float)height));
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data[i + j * width] = GrColorPackRGBA(red - (red >> 8), green - (green >> 8),
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0xff, 0xff);
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}
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}
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}
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2019-05-07 17:29:22 +00:00
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bool create_backend_texture(GrContext* context, GrBackendTexture* backendTex,
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const SkImageInfo& ii, GrMipMapped mipMapped, SkColor color,
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Renderable renderable) {
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auto* gpu = context->priv().getGpu();
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if (!gpu) {
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return false;
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}
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GrColorType grCT = SkColorTypeToGrColorType(ii.colorType());
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if (GrColorType::kUnknown == grCT) {
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return false;
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}
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SkBitmap bm;
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bm.allocPixels(ii);
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// TODO: a SkBitmap::eraseColor would be better here
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sk_memset32(bm.getAddr32(0, 0), color, ii.width() * ii.height());
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*backendTex = gpu->createTestingOnlyBackendTexture(bm.getPixels(), ii.width(), ii.height(),
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grCT, Renderable::kYes == renderable,
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mipMapped, bm.rowBytes());
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if (!backendTex->isValid() || !gpu->isTestingOnlyBackendTexture(*backendTex)) {
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return false;
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}
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return true;
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}
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void delete_backend_texture(GrContext* context, const GrBackendTexture& backendTex) {
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auto* gpu = context->priv().getGpu();
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if (!gpu) {
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return;
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}
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if (backendTex.isValid()) {
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gpu->deleteTestingOnlyBackendTexture(backendTex);
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}
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}
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2018-07-17 17:28:20 +00:00
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bool does_full_buffer_contain_correct_color(GrColor* srcBuffer,
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GrColor* dstBuffer,
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int width,
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int height) {
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GrColor* srcPtr = srcBuffer;
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GrColor* dstPtr = dstBuffer;
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for (int j = 0; j < height; ++j) {
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for (int i = 0; i < width; ++i) {
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if (srcPtr[i] != dstPtr[i]) {
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return false;
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}
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}
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srcPtr += width;
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dstPtr += width;
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}
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return true;
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}
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2018-10-01 16:42:53 +00:00
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bool bitmap_to_base64_data_uri(const SkBitmap& bitmap, SkString* dst) {
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SkPixmap pm;
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if (!bitmap.peekPixels(&pm)) {
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dst->set("peekPixels failed");
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return false;
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}
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// We're going to embed this PNG in a data URI, so make it as small as possible
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SkPngEncoder::Options options;
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options.fFilterFlags = SkPngEncoder::FilterFlag::kAll;
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options.fZLibLevel = 9;
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SkDynamicMemoryWStream wStream;
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if (!SkPngEncoder::Encode(&wStream, pm, options)) {
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dst->set("SkPngEncoder::Encode failed");
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return false;
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}
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sk_sp<SkData> pngData = wStream.detachAsData();
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size_t len = SkBase64::Encode(pngData->data(), pngData->size(), nullptr);
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// The PNG can be almost arbitrarily large. We don't want to fill our logs with enormous URLs.
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// Infra says these can be pretty big, as long as we're only outputting them on failure.
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static const size_t kMaxBase64Length = 1024 * 1024;
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if (len > kMaxBase64Length) {
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dst->printf("Encoded image too large (%u bytes)", static_cast<uint32_t>(len));
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return false;
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}
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dst->resize(len);
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SkBase64::Encode(pngData->data(), pngData->size(), dst->writable_str());
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dst->prepend("data:image/png;base64,");
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return true;
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}
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2019-04-11 21:10:17 +00:00
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2019-04-23 17:05:21 +00:00
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#include "src/utils/SkCharToGlyphCache.h"
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2019-04-11 21:10:17 +00:00
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static SkGlyphID hash_to_glyph(uint32_t value) {
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return SkToU16(((value >> 16) ^ value) & 0xFFFF);
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}
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namespace {
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class UnicharGen {
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SkUnichar fU;
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const int fStep;
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public:
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UnicharGen(int step) : fU(0), fStep(step) {}
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SkUnichar next() {
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fU += fStep;
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return fU;
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}
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};
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}
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DEF_TEST(chartoglyph_cache, reporter) {
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SkCharToGlyphCache cache;
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const int step = 3;
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UnicharGen gen(step);
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for (int i = 0; i < 500; ++i) {
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SkUnichar c = gen.next();
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SkGlyphID glyph = hash_to_glyph(c);
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int index = cache.findGlyphIndex(c);
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2019-04-15 16:07:19 +00:00
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if (index >= 0) {
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index = cache.findGlyphIndex(c);
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}
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2019-04-11 21:10:17 +00:00
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REPORTER_ASSERT(reporter, index < 0);
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cache.insertCharAndGlyph(~index, c, glyph);
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UnicharGen gen2(step);
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for (int j = 0; j <= i; ++j) {
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c = gen2.next();
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glyph = hash_to_glyph(c);
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index = cache.findGlyphIndex(c);
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2019-04-15 16:07:19 +00:00
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if ((unsigned)index != glyph) {
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index = cache.findGlyphIndex(c);
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}
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2019-04-11 21:10:17 +00:00
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REPORTER_ASSERT(reporter, (unsigned)index == glyph);
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}
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}
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}
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