2c86249465
This still needs to be propagated out in several ways: replace more instances of GrSurface::read/write-Pixels add colorSpace to more instances of the TextureContext but it establishes a beach-head and is exciting enough as is. Change-Id: If86035aa0245e70b54541e83722b3c75bc5ade13 Reviewed-on: https://skia-review.googlesource.com/7172 Reviewed-by: Brian Osman <brianosman@google.com> Reviewed-by: Brian Salomon <bsalomon@google.com> Commit-Queue: Robert Phillips <robertphillips@google.com>
178 lines
8.2 KiB
C++
178 lines
8.2 KiB
C++
/*
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* Copyright 2016 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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#include <initializer_list>
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#include "Test.h"
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#if SK_SUPPORT_GPU
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#include "GrContext.h"
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#include "GrContextPriv.h"
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#include "GrSurfaceContext.h"
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#include "GrSurfaceProxy.h"
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#include "GrTexture.h"
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#include "GrTextureProvider.h"
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#include "SkUtils.h"
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DEF_GPUTEST_FOR_RENDERING_CONTEXTS(CopySurface, reporter, ctxInfo) {
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GrContext* context = ctxInfo.grContext();
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static const int kW = 10;
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static const int kH = 10;
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static const size_t kRowBytes = sizeof(uint32_t) * kW;
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GrSurfaceDesc baseDesc;
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baseDesc.fConfig = kRGBA_8888_GrPixelConfig;
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baseDesc.fWidth = kW;
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baseDesc.fHeight = kH;
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SkAutoTMalloc<uint32_t> srcPixels(kW * kH);
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for (int i = 0; i < kW * kH; ++i) {
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srcPixels.get()[i] = i;
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}
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SkAutoTMalloc<uint32_t> dstPixels(kW * kH);
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for (int i = 0; i < kW * kH; ++i) {
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dstPixels.get()[i] = ~i;
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}
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static const SkIRect kSrcRects[] {
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{ 0, 0, kW , kH },
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{-1, -1, kW+1, kH+1},
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{ 1, 1, kW-1, kH-1},
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{ 5, 5, 6 , 6 },
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};
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static const SkIPoint kDstPoints[] {
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{ 0 , 0 },
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{ 1 , 1 },
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{ kW/2, kH/4},
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{ kW-1, kH-1},
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{ kW , kH },
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{ kW+1, kH+2},
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{-1 , -1 },
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};
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SkAutoTMalloc<uint32_t> read(kW * kH);
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for (auto sOrigin : {kBottomLeft_GrSurfaceOrigin, kTopLeft_GrSurfaceOrigin}) {
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for (auto dOrigin : {kBottomLeft_GrSurfaceOrigin, kTopLeft_GrSurfaceOrigin}) {
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for (auto sFlags: {kRenderTarget_GrSurfaceFlag, kNone_GrSurfaceFlags}) {
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for (auto dFlags: {kRenderTarget_GrSurfaceFlag, kNone_GrSurfaceFlags}) {
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for (auto srcRect : kSrcRects) {
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for (auto dstPoint : kDstPoints) {
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GrSurfaceDesc srcDesc = baseDesc;
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srcDesc.fOrigin = sOrigin;
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srcDesc.fFlags = sFlags;
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GrSurfaceDesc dstDesc = baseDesc;
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dstDesc.fOrigin = dOrigin;
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dstDesc.fFlags = dFlags;
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sk_sp<GrSurfaceProxy> src(GrSurfaceProxy::MakeDeferred(
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*context->caps(),
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context->textureProvider(),
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srcDesc, SkBudgeted::kNo,
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srcPixels.get(),
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kRowBytes));
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sk_sp<GrSurfaceProxy> dst(GrSurfaceProxy::MakeDeferred(
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*context->caps(),
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context->textureProvider(),
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dstDesc, SkBudgeted::kNo,
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dstPixels.get(),
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kRowBytes));
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if (!src || !dst) {
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ERRORF(reporter,
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"Could not create surfaces for copy surface test.");
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continue;
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}
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sk_sp<GrSurfaceContext> sContext =
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context->contextPriv().makeWrappedSurfaceContext(dst, nullptr);
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bool result = sContext->copy(src.get(), srcRect, dstPoint);
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bool expectedResult = true;
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SkIPoint dstOffset = { dstPoint.fX - srcRect.fLeft,
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dstPoint.fY - srcRect.fTop };
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SkIRect copiedDstRect = SkIRect::MakeXYWH(dstPoint.fX,
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dstPoint.fY,
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srcRect.width(),
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srcRect.height());
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SkIRect copiedSrcRect;
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if (!copiedSrcRect.intersect(srcRect, SkIRect::MakeWH(kW, kH))) {
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expectedResult = false;
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} else {
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// If the src rect was clipped, apply same clipping to each side of
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// copied dst rect.
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copiedDstRect.fLeft += copiedSrcRect.fLeft - srcRect.fLeft;
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copiedDstRect.fTop += copiedSrcRect.fTop - srcRect.fTop;
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copiedDstRect.fRight -= copiedSrcRect.fRight - srcRect.fRight;
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copiedDstRect.fBottom -= copiedSrcRect.fBottom - srcRect.fBottom;
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}
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if (copiedDstRect.isEmpty() ||
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!copiedDstRect.intersect(SkIRect::MakeWH(kW, kH))) {
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expectedResult = false;
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}
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// To make the copied src rect correct we would apply any dst clipping
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// back to the src rect, but we don't use it again so don't bother.
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if (expectedResult != result) {
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ERRORF(reporter, "Expected return value %d from copySurface, got "
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"%d.", expectedResult, result);
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continue;
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}
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if (!expectedResult || !result) {
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continue;
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}
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GrSurface* dstSurf = dst->instantiate(context->textureProvider());
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sk_memset32(read.get(), 0, kW * kH);
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if (!dstSurf->readPixels(0, 0, kW, kH, baseDesc.fConfig, read.get(),
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kRowBytes)) {
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ERRORF(reporter, "Error calling readPixels");
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continue;
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}
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bool abort = false;
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// Validate that pixels inside copiedDstRect received the correct value
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// from src and that those outside were not modified.
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for (int y = 0; y < kH && !abort; ++y) {
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for (int x = 0; x < kW; ++x) {
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uint32_t r = read.get()[y * kW + x];
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if (copiedDstRect.contains(x, y)) {
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int sx = x - dstOffset.fX;
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int sy = y - dstOffset.fY;
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uint32_t s = srcPixels.get()[sy * kW + sx];
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if (s != r) {
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ERRORF(reporter, "Expected dst %d,%d to contain "
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"0x%08x copied from src location %d,%d. Got "
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"0x%08x", x, y, s, sx, sy, r);
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abort = true;
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break;
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}
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} else {
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uint32_t d = dstPixels.get()[y * kW + x];
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if (d != r) {
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ERRORF(reporter, "Expected dst %d,%d to be unmodified ("
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"0x%08x). Got 0x%08x", x, y, d, r);
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abort = true;
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break;
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}
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}
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}
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}
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}
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}
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}
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}
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}
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}
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}
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#endif
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