Reduce read/write-SurfacePixels call sites

Change-Id: I657c489c56b93765567be69076fb4c3d526e55a5
Reviewed-on: https://skia-review.googlesource.com/13068
Reviewed-by: Brian Osman <brianosman@google.com>
Commit-Queue: Robert Phillips <robertphillips@google.com>

4 files changed, 104 insertions, 79 deletions

diff --git a/tests/PackedConfigsTextureTest.cpp b/tests/PackedConfigsTextureTest.cpp
index 35d9dfc3c5..e104be594d 100644
--- a/tests/PackedConfigsTextureTest.cpp
+++ b/tests/PackedConfigsTextureTest.cpp
@@ -96,34 +96,40 @@ static void check_565(skiatest::Reporter* reporter,
     }
 }
 
-template <typename T>
-void runTest(skiatest::Reporter* reporter, GrContext* context,
-             T val1, T val2, int arraySize, GrPixelConfig config) {
-    SkTDArray<T> controlPixelData;
+static void run_test(skiatest::Reporter* reporter, GrContext* context,
+                     int arraySize, GrPixelConfig config) {
+    SkTDArray<uint16_t> controlPixelData;
     // We will read back into an 8888 buffer since 565/4444 read backs aren't supported
     SkTDArray<GrColor> readBuffer;
     controlPixelData.setCount(arraySize);
     readBuffer.setCount(arraySize);
 
     for (int i = 0; i < arraySize; i += 2) {
-        controlPixelData[i] = val1;
-        controlPixelData[i + 1] = val2;
+        controlPixelData[i] = 0xFF00;
+        controlPixelData[i + 1] = 0xFA62;
     }
 
-    for (int origin = 0; origin < 2; ++origin) {
+    const SkImageInfo dstInfo = SkImageInfo::Make(DEV_W, DEV_H,
+                                                  kRGBA_8888_SkColorType, kOpaque_SkAlphaType);
+
+    for (auto origin : { kTopLeft_GrSurfaceOrigin, kBottomLeft_GrSurfaceOrigin }) {
         GrSurfaceDesc desc;
         desc.fFlags = kNone_GrSurfaceFlags;
         desc.fWidth = DEV_W;
         desc.fHeight = DEV_H;
         desc.fConfig = config;
-        desc.fOrigin = 0 == origin ? kTopLeft_GrSurfaceOrigin : kBottomLeft_GrSurfaceOrigin;
-        sk_sp<GrTextureProxy> fpProxy = GrSurfaceProxy::MakeDeferred(context->resourceProvider(),
-                                                                     desc, SkBudgeted::kNo,
-                                                                     controlPixelData.begin(), 0);
-        SkASSERT(fpProxy);
-        context->contextPriv().readSurfacePixels(fpProxy.get(), nullptr, 0, 0, DEV_W, DEV_H,
-                                                 kRGBA_8888_GrPixelConfig, nullptr,
-                                                 readBuffer.begin(), 0);
+        desc.fOrigin = origin;
+
+        sk_sp<GrTextureProxy> proxy = GrSurfaceProxy::MakeDeferred(context->resourceProvider(),
+                                                                   desc, SkBudgeted::kNo,
+                                                                   controlPixelData.begin(), 0);
+        SkASSERT(proxy);
+
+        sk_sp<GrSurfaceContext> sContext = context->contextPriv().makeWrappedSurfaceContext(
+                                                                        std::move(proxy), nullptr);
+
+        SkAssertResult(sContext->readPixels(dstInfo, readBuffer.begin(), 0, 0, 0));
+
         if (kRGBA_4444_GrPixelConfig == config) {
             check_4444(reporter, controlPixelData, readBuffer);
         } else {
@@ -136,13 +142,11 @@ void runTest(skiatest::Reporter* reporter, GrContext* context,
 static const int CONTROL_ARRAY_SIZE = DEV_W * DEV_H;
 
 DEF_GPUTEST_FOR_RENDERING_CONTEXTS(RGBA4444TextureTest, reporter, ctxInfo) {
-    runTest<uint16_t>(reporter, ctxInfo.grContext(), 0xFF00, 0xFA62,
-                      CONTROL_ARRAY_SIZE, kRGBA_4444_GrPixelConfig);
+    run_test(reporter, ctxInfo.grContext(), CONTROL_ARRAY_SIZE, kRGBA_4444_GrPixelConfig);
 }
 
 DEF_GPUTEST_FOR_RENDERING_CONTEXTS(RGB565TextureTest, reporter, ctxInfo) {
-    runTest<uint16_t>(reporter, ctxInfo.grContext(), 0xFF00, 0xFA62,
-                      CONTROL_ARRAY_SIZE, kRGB_565_GrPixelConfig);
+    run_test(reporter, ctxInfo.grContext(), CONTROL_ARRAY_SIZE, kRGB_565_GrPixelConfig);
 }
 
 #endif
diff --git a/tests/ReadPixelsTest.cpp b/tests/ReadPixelsTest.cpp
index c67e62b090..10462c9140 100644
--- a/tests/ReadPixelsTest.cpp
+++ b/tests/ReadPixelsTest.cpp
@@ -123,21 +123,6 @@ static void fill_src_canvas(SkCanvas* canvas) {
     canvas->restore();
 }
 
-#if SK_SUPPORT_GPU
-static void fill_src_texture(GrContext* context, GrTextureProxy* proxy) {
-    SkBitmap bmp = make_src_bitmap();
-    bmp.lockPixels();
-
-    SkDEBUGCODE(bool result =) context->contextPriv().writeSurfacePixels(
-                                                            proxy, nullptr,
-                                                            0, 0, DEV_W, DEV_H,
-                                                            kSkia8888_GrPixelConfig, nullptr,
-                                                            bmp.getPixels(), bmp.rowBytes());
-    SkASSERT(result);
-    bmp.unlockPixels();
-}
-#endif
-
 static void fill_dst_bmp_with_init_data(SkBitmap* bitmap) {
     SkAutoLockPixels alp(*bitmap);
     int w = bitmap->width();
@@ -443,8 +428,7 @@ DEF_GPUTEST_FOR_RENDERING_CONTEXTS(ReadPixels_Gpu, reporter, ctxInfo) {
 
 #if SK_SUPPORT_GPU
 static void test_readpixels_texture(skiatest::Reporter* reporter,
-                                    GrContext* context, sk_sp<GrTextureProxy> proxy) {
-    fill_src_texture(context, proxy.get());
+                                    sk_sp<GrSurfaceContext> sContext) {
     for (size_t rect = 0; rect < SK_ARRAY_COUNT(gReadPixelsTestRects); ++rect) {
         const SkIRect& srcRect = gReadPixelsTestRects[rect];
         for (BitmapInit bmi = kFirstBitmapInit; bmi <= kLast_BitmapInit; bmi = nextBMI(bmi)) {
@@ -459,18 +443,14 @@ static void test_readpixels_texture(skiatest::Reporter* reporter,
                 // Try doing the read directly from a non-renderable texture
                 if (startsWithPixels) {
                     fill_dst_bmp_with_init_data(&bmp);
-                    GrPixelConfig dstConfig = SkImageInfo2GrPixelConfig(bmp.info(),
-                                                                        *context->caps());
                     uint32_t flags = 0;
                     if (gReadPixelsConfigs[c].fAlphaType == kUnpremul_SkAlphaType) {
                         flags = GrContextPriv::kUnpremul_PixelOpsFlag;
                     }
                     bmp.lockPixels();
-                    bool success = context->contextPriv().readSurfacePixels(
-                                                       proxy.get(), nullptr,
-                                                       srcRect.fLeft, srcRect.fTop, bmp.width(),
-                                                       bmp.height(), dstConfig, nullptr,
-                                                       bmp.getPixels(), bmp.rowBytes(), flags);
+                    bool success = sContext->readPixels(bmp.info(), bmp.getPixels(),
+                                                        bmp.rowBytes(),
+                                                        srcRect.fLeft, srcRect.fTop, flags);
                     bmp.unlockPixels();
                     check_read(reporter, bmp, srcRect.fLeft, srcRect.fTop,
                                success, true,
@@ -480,7 +460,13 @@ static void test_readpixels_texture(skiatest::Reporter* reporter,
         }
     }
 }
+
 DEF_GPUTEST_FOR_RENDERING_CONTEXTS(ReadPixels_Texture, reporter, ctxInfo) {
+    GrContext* context = ctxInfo.grContext();
+
+    SkBitmap bmp = make_src_bitmap();
+    bmp.lockPixels();
+
     // On the GPU we will also try reading back from a non-renderable texture.
     for (auto origin : {kBottomLeft_GrSurfaceOrigin, kTopLeft_GrSurfaceOrigin}) {
         for (auto flags : {kNone_GrSurfaceFlags, kRenderTarget_GrSurfaceFlag}) {
@@ -490,12 +476,20 @@ DEF_GPUTEST_FOR_RENDERING_CONTEXTS(ReadPixels_Texture, reporter, ctxInfo) {
             desc.fHeight = DEV_H;
             desc.fConfig = kSkia8888_GrPixelConfig;
             desc.fOrigin = origin;
-            sk_sp<GrTexture> texture =
-                    ctxInfo.grContext()->resourceProvider()->createTexture(desc, SkBudgeted::kNo);
-            test_readpixels_texture(reporter, ctxInfo.grContext(),
-                                    GrSurfaceProxy::MakeWrapped(std::move(texture)));
+
+            sk_sp<GrTextureProxy> proxy = GrSurfaceProxy::MakeDeferred(context->resourceProvider(),
+                                                                       desc, SkBudgeted::kNo,
+                                                                       bmp.getPixels(),
+                                                                       bmp.rowBytes());
+
+            sk_sp<GrSurfaceContext> sContext = context->contextPriv().makeWrappedSurfaceContext(
+                                                                        std::move(proxy), nullptr);
+
+            test_readpixels_texture(reporter, std::move(sContext));
         }
     }
+
+    bmp.unlockPixels();
 }
 #endif
 
diff --git a/tests/ReadWriteAlphaTest.cpp b/tests/ReadWriteAlphaTest.cpp
index 2a68191a2d..531159ff6f 100644
--- a/tests/ReadWriteAlphaTest.cpp
+++ b/tests/ReadWriteAlphaTest.cpp
@@ -142,13 +142,17 @@ DEF_GPUTEST_FOR_RENDERING_CONTEXTS(ReadWriteAlpha, reporter, ctxInfo) {
         }
     }
 
+    const SkImageInfo dstInfo = SkImageInfo::Make(X_SIZE, Y_SIZE,
+                                                  kAlpha_8_SkColorType,
+                                                  kPremul_SkAlphaType);
+
     // Attempt to read back just alpha from a RGBA/BGRA texture. Once with a texture-only src and
     // once with a render target.
-    for (auto cfg : kRGBAConfigs) {
+    for (auto config : kRGBAConfigs) {
         for (int rt = 0; rt < 2; ++rt) {
             GrSurfaceDesc desc;
             desc.fFlags     = rt ? kRenderTarget_GrSurfaceFlag : kNone_GrSurfaceFlags;
-            desc.fConfig    = cfg;
+            desc.fConfig    = config;
             desc.fWidth     = X_SIZE;
             desc.fHeight    = Y_SIZE;
 
@@ -170,6 +174,9 @@ DEF_GPUTEST_FOR_RENDERING_CONTEXTS(ReadWriteAlpha, reporter, ctxInfo) {
                 continue;
             }
 
+            sk_sp<GrSurfaceContext> sContext = context->contextPriv().makeWrappedSurfaceContext(
+                                                                       std::move(proxy), nullptr);
+
             for (auto rowBytes : kRowBytes) {
                 size_t nonZeroRowBytes = rowBytes ? rowBytes : X_SIZE;
 
@@ -178,11 +185,7 @@ DEF_GPUTEST_FOR_RENDERING_CONTEXTS(ReadWriteAlpha, reporter, ctxInfo) {
                 memset(readback.get(), kClearValue, nonZeroRowBytes * Y_SIZE);
 
                 // read the texture back
-                bool result = context->contextPriv().readSurfacePixels(
-                                                  proxy.get(), nullptr,
-                                                  0, 0, desc.fWidth, desc.fHeight,
-                                                  kAlpha_8_GrPixelConfig, nullptr,
-                                                  readback.get(), rowBytes);
+                bool result = sContext->readPixels(dstInfo, readback.get(), rowBytes, 0, 0);
                 REPORTER_ASSERT_MESSAGE(reporter, result, "8888 readPixels failed");
 
                 // make sure the original & read back versions match
diff --git a/tests/VkUploadPixelsTests.cpp b/tests/VkUploadPixelsTests.cpp
index 50fc84fda8..7e8481b7c2 100644
--- a/tests/VkUploadPixelsTests.cpp
+++ b/tests/VkUploadPixelsTests.cpp
@@ -13,7 +13,9 @@
 
 #include "GrContextFactory.h"
 #include "GrContextPriv.h"
+#include "GrSurfaceProxy.h"
 #include "GrTest.h"
+#include "SkGr.h"
 #include "Test.h"
 #include "vk/GrVkGpu.h"
 
@@ -33,7 +35,6 @@ void fill_pixel_data(int width, int height, GrColor* data) {
 
 bool does_full_buffer_contain_correct_color(GrColor* srcBuffer,
                                             GrColor* dstBuffer,
-                                            GrPixelConfig config,
                                             int width,
                                             int height) {
     GrColor* srcPtr = srcBuffer;
@@ -83,28 +84,40 @@ void basic_texture_test(skiatest::Reporter* reporter, GrContext* context, GrPixe
     surfDesc.fHeight = kHeight;
     surfDesc.fConfig = config;
     surfDesc.fSampleCnt = 0;
-    sk_sp<GrTexture> tex0(gpu->createTexture(surfDesc, SkBudgeted::kNo, srcBuffer, 0));
-    if (tex0) {
+
+    SkColorType ct;
+    SkAssertResult(GrPixelConfigToColorType(config, &ct));
+
+    sk_sp<GrTextureProxy> proxy = GrSurfaceProxy::MakeDeferred(context->resourceProvider(),
+                                                               surfDesc, SkBudgeted::kNo,
+                                                               srcBuffer, 0);
+
+    if (proxy) {
         REPORTER_ASSERT(reporter, canCreate);
-        gpu->readPixels(tex0.get(), 0, 0, kWidth, kHeight, config, dstBuffer, 0);
+
+        sk_sp<GrSurfaceContext> sContext = context->contextPriv().makeWrappedSurfaceContext(
+                                                                                proxy, nullptr);
+
+        SkImageInfo dstInfo = SkImageInfo::Make(kWidth, kHeight, ct, kOpaque_SkAlphaType);
+
+        bool result = sContext->readPixels(dstInfo, dstBuffer, 0, 0, 0);
+        REPORTER_ASSERT(reporter, result);
         REPORTER_ASSERT(reporter, does_full_buffer_contain_correct_color(srcBuffer,
                                                                          dstBuffer,
-                                                                         config,
                                                                          kWidth,
                                                                          kHeight));
 
-        sk_sp<GrTextureProxy> proxy = GrSurfaceProxy::MakeWrapped(tex0);
-
-        bool success = context->contextPriv().writeSurfacePixels(proxy.get(), nullptr,
-                                                                 2, 10, 10, 2,
-                                                                 config, nullptr, srcBuffer, 0);
-        REPORTER_ASSERT(reporter, success);
+        dstInfo = SkImageInfo::Make(10, 2, ct, kOpaque_SkAlphaType);
+        result = sContext->writePixels(dstInfo, srcBuffer, 0, 2, 10);
+        REPORTER_ASSERT(reporter, result);
 
         memset(dstBuffer, 0, kWidth*kHeight*sizeof(GrColor));
-        gpu->readPixels(tex0.get(), 2, 10, 10, 2, config, dstBuffer, 0);
+
+        result = sContext->readPixels(dstInfo, dstBuffer, 0, 2, 10);
+        REPORTER_ASSERT(reporter, result);
+
         REPORTER_ASSERT(reporter, does_full_buffer_contain_correct_color(srcBuffer,
                                                                          dstBuffer,
-                                                                         config,
                                                                          10,
                                                                          2));
     } else {
@@ -112,28 +125,36 @@ void basic_texture_test(skiatest::Reporter* reporter, GrContext* context, GrPixe
     }
 
     surfDesc.fOrigin = kBottomLeft_GrSurfaceOrigin;
-    sk_sp<GrTexture> tex1(gpu->createTexture(surfDesc, SkBudgeted::kNo, srcBuffer, 0));
-    if (tex1) {
+
+    proxy = GrSurfaceProxy::MakeDeferred(context->resourceProvider(),
+                                         surfDesc, SkBudgeted::kNo,
+                                         srcBuffer, 0);
+    if (proxy) {
         REPORTER_ASSERT(reporter, canCreate);
-        gpu->readPixels(tex1.get(), 0, 0, kWidth, kHeight, config, dstBuffer, 0);
+
+        sk_sp<GrSurfaceContext> sContext = context->contextPriv().makeWrappedSurfaceContext(
+                                                                                proxy, nullptr);
+
+        SkImageInfo dstInfo = SkImageInfo::Make(kWidth, kHeight, ct, kOpaque_SkAlphaType);
+
+        bool result = sContext->readPixels(dstInfo, dstBuffer, 0, 0, 0);
+        REPORTER_ASSERT(reporter, result);
         REPORTER_ASSERT(reporter, does_full_buffer_contain_correct_color(srcBuffer,
                                                                          dstBuffer,
-                                                                         config,
                                                                          kWidth,
                                                                          kHeight));
 
-        sk_sp<GrTextureProxy> proxy = GrSurfaceProxy::MakeWrapped(tex1);
-
-        bool success = context->contextPriv().writeSurfacePixels(proxy.get(), nullptr,
-                                                                 5, 4, 4, 5, config, nullptr,
-                                                                 srcBuffer, 0);
-        REPORTER_ASSERT(reporter, success);
+        dstInfo = SkImageInfo::Make(4, 5, ct, kOpaque_SkAlphaType);
+        result = sContext->writePixels(dstInfo, srcBuffer, 0, 5, 4);
+        REPORTER_ASSERT(reporter, result);
 
         memset(dstBuffer, 0, kWidth*kHeight*sizeof(GrColor));
-        gpu->readPixels(tex1.get(), 5, 4, 4, 5, config, dstBuffer, 0);
+
+        result = sContext->readPixels(dstInfo, dstBuffer, 0, 5, 4);
+        REPORTER_ASSERT(reporter, result);
+
         REPORTER_ASSERT(reporter, does_full_buffer_contain_correct_color(srcBuffer,
                                                                          dstBuffer,
-                                                                         config,
                                                                          4,
                                                                          5));
 
@@ -143,10 +164,13 @@ void basic_texture_test(skiatest::Reporter* reporter, GrContext* context, GrPixe
 }
 
 DEF_GPUTEST_FOR_VULKAN_CONTEXT(VkUploadPixelsTests, reporter, ctxInfo) {
+    // RGBA
     basic_texture_test(reporter, ctxInfo.grContext(), kRGBA_8888_GrPixelConfig, false, false);
     basic_texture_test(reporter, ctxInfo.grContext(), kRGBA_8888_GrPixelConfig, true, false);
     basic_texture_test(reporter, ctxInfo.grContext(), kRGBA_8888_GrPixelConfig, false, true);
     basic_texture_test(reporter, ctxInfo.grContext(), kRGBA_8888_GrPixelConfig, true, true);
+
+    // BGRA
     basic_texture_test(reporter, ctxInfo.grContext(), kBGRA_8888_GrPixelConfig, false, false);
     basic_texture_test(reporter, ctxInfo.grContext(), kBGRA_8888_GrPixelConfig, true, false);
     basic_texture_test(reporter, ctxInfo.grContext(), kBGRA_8888_GrPixelConfig, false, true);