Vulkan: Fix multi-layer image readback

The buffer size did not take layer count into account. angleproject: 2828 Change-Id: I94b9294503d785d3e727422550d7e4643eed1917 Reviewed-on: https://chromium-review.googlesource.com/c/1359618 Commit-Queue: Shahbaz Youssefi <syoussefi@chromium.org> Reviewed-by: Jamie Madill <jmadill@chromium.org>

Vulkan: Fix multi-layer image readback
654b3c56 · Shahbaz Youssefi · Commit Bot · e3e680ca · 654b3c56
Commit 654b3c56 authored Dec 03, 2018 by Shahbaz Youssefi Committed by Commit Bot Dec 04, 2018
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TextureVk.cpp src/libANGLE/renderer/vulkan/TextureVk.cpp +2 -1

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--- a/src/libANGLE/renderer/vulkan/TextureVk.cpp
+++ b/src/libANGLE/renderer/vulkan/TextureVk.cpp
@@ -757,7 +757,8 @@ angle::Result TextureVk::copyImageDataToBuffer(ContextVk *contextVk,
    ANGLE_TRY(ensureImageInitialized(contextVk));
    const angle::Format &imageFormat = getImage().getFormat().textureFormat();
-    size_t sourceCopyAllocationSize = sourceArea.width * sourceArea.height * imageFormat.pixelBytes;
+    size_t sourceCopyAllocationSize =
+        sourceArea.width * sourceArea.height * imageFormat.pixelBytes * layerCount;
    vk::CommandBuffer *commandBuffer = nullptr;
    ANGLE_TRY(mImage.recordCommands(contextVk, &commandBuffer));