Vulkan: Support Texture redefinition.

src/libANGLE/renderer/vulkan/ContextVk.cpp

@@ -307,7 +307,6 @@ gl::Error ContextVk::setupDraw(const gl::Context *context, GLenum mode)
         ASSERT(mCurrentPipeline.valid());
     }
 
-    VkDevice device       = mRenderer->getDevice();
     const auto &state     = mState.getState();
     const auto &programGL = state.getProgram();
     ProgramVk *programVk  = GetImplAs<ProgramVk>(programGL);
@@ -326,7 +325,7 @@ gl::Error ContextVk::setupDraw(const gl::Context *context, GLenum mode)
 
     vk::CommandBuffer *commandBuffer = nullptr;
     ANGLE_TRY(mRenderer->getStartedCommandBuffer(&commandBuffer));
-    ANGLE_TRY(vkFBO->ensureInRenderPass(context, device, commandBuffer, queueSerial, state));
+    ANGLE_TRY(mRenderer->ensureInRenderPass(context, vkFBO));
 
     commandBuffer->bindPipeline(VK_PIPELINE_BIND_POINT_GRAPHICS, mCurrentPipeline);
     commandBuffer->bindVertexBuffers(0, maxAttrib, vertexHandles.data(),

src/libANGLE/renderer/vulkan/FramebufferVk.cpp

@@ -81,20 +81,12 @@ FramebufferVk *FramebufferVk::CreateDefaultFBO(const gl::FramebufferState &state
 }
 
 FramebufferVk::FramebufferVk(const gl::FramebufferState &state)
-    : FramebufferImpl(state),
-      mBackbuffer(nullptr),
-      mRenderPass(),
-      mFramebuffer(),
-      mInRenderPass(false)
+    : FramebufferImpl(state), mBackbuffer(nullptr), mRenderPass(), mFramebuffer()
 {
 }
 
 FramebufferVk::FramebufferVk(const gl::FramebufferState &state, WindowSurfaceVk *backbuffer)
-    : FramebufferImpl(state),
-      mBackbuffer(backbuffer),
-      mRenderPass(),
-      mFramebuffer(),
-      mInRenderPass(false)
+    : FramebufferImpl(state), mBackbuffer(backbuffer), mRenderPass(), mFramebuffer()
 {
 }
 
@@ -104,10 +96,9 @@ FramebufferVk::~FramebufferVk()
 
 void FramebufferVk::destroy(const gl::Context *context)
 {
-    ASSERT(!mInRenderPass);
-
     VkDevice device = GetImplAs<ContextVk>(context)->getDevice();
 
+    // TODO(jmadill): Deferred deletion.
     mRenderPass.destroy(device);
     mFramebuffer.destroy(device);
 }
@@ -290,7 +281,7 @@ gl::Error FramebufferVk::readPixels(const gl::Context *context,
     ANGLE_TRY(contextVk->getStartedCommandBuffer(&commandBuffer));
 
     // End render pass if we're in one.
-    endRenderPass(commandBuffer);
+    renderer->endRenderPass();
 
     stagingImage.getImage().changeLayoutTop(VK_IMAGE_ASPECT_COLOR_BIT, VK_IMAGE_LAYOUT_GENERAL,
                                             commandBuffer);
@@ -557,19 +548,11 @@ gl::Error FramebufferVk::getSamplePosition(size_t index, GLfloat *xy) const
     return gl::InternalError() << "getSamplePosition is unimplemented.";
 }
 
-gl::Error FramebufferVk::ensureInRenderPass(const gl::Context *context,
-                                            VkDevice device,
-                                            vk::CommandBuffer *commandBuffer,
-                                            Serial queueSerial,
-                                            const gl::State &glState)
+gl::Error FramebufferVk::beginRenderPass(const gl::Context *context,
+                                         VkDevice device,
+                                         vk::CommandBuffer *commandBuffer,
+                                         Serial queueSerial)
 {
-    if (mInRenderPass)
-    {
-        return gl::NoError();
-    }
-
-    mInRenderPass = true;
-
     // TODO(jmadill): Cache render targets.
     for (const auto &colorAttachment : mState.getColorAttachments())
     {
@@ -598,6 +581,7 @@ gl::Error FramebufferVk::ensureInRenderPass(const gl::Context *context,
     ASSERT(renderPass && renderPass->valid());
 
     // TODO(jmadill): Proper clear value implementation.
+    const gl::State &glState = context->getGLState();
     VkClearColorValue colorClear;
     memset(&colorClear, 0, sizeof(VkClearColorValue));
     colorClear.float32[0] = glState.getColorClearValue().red;
@@ -627,13 +611,4 @@ gl::Error FramebufferVk::ensureInRenderPass(const gl::Context *context,
     return gl::NoError();
 }
 
-void FramebufferVk::endRenderPass(vk::CommandBuffer *commandBuffer)
-{
-    if (mInRenderPass)
-    {
-        commandBuffer->endRenderPass();
-        mInRenderPass = false;
-    }
-}
-
 }  // namespace rx

src/libANGLE/renderer/vulkan/FramebufferVk.h

@@ -83,14 +83,10 @@ class FramebufferVk : public FramebufferImpl, public ResourceVk
 
     gl::Error getSamplePosition(size_t index, GLfloat *xy) const override;
 
-    gl::Error ensureInRenderPass(const gl::Context *context,
-                                 VkDevice device,
-                                 vk::CommandBuffer *commandBuffer,
-                                 Serial queueSerial,
-                                 const gl::State &glState);
-    void endRenderPass(vk::CommandBuffer *commandBuffer);
-
-    bool isInRenderPass() const { return mInRenderPass; }
+    gl::Error beginRenderPass(const gl::Context *context,
+                              VkDevice device,
+                              vk::CommandBuffer *commandBuffer,
+                              Serial queueSerial);
 
     gl::ErrorOrResult<vk::RenderPass *> getRenderPass(const gl::Context *context, VkDevice device);
 
@@ -105,7 +101,6 @@ class FramebufferVk : public FramebufferImpl, public ResourceVk
 
     vk::RenderPass mRenderPass;
     vk::Framebuffer mFramebuffer;
-    bool mInRenderPass;
 };
 
 }  // namespace rx

src/libANGLE/renderer/vulkan/RendererVk.cpp

@@ -96,7 +96,8 @@ RendererVk::RendererVk()
       mGlslangWrapper(nullptr),
       mLastCompletedQueueSerial(mQueueSerialFactory.generate()),
       mCurrentQueueSerial(mQueueSerialFactory.generate()),
-      mInFlightCommands()
+      mInFlightCommands(),
+      mCurrentRenderPassFramebuffer(nullptr)
 {
 }
 
@@ -785,4 +786,31 @@ Serial RendererVk::getCurrentQueueSerial() const
     return mCurrentQueueSerial;
 }
 
+gl::Error RendererVk::ensureInRenderPass(const gl::Context *context, FramebufferVk *framebufferVk)
+{
+    if (mCurrentRenderPassFramebuffer == framebufferVk)
+    {
+        return gl::NoError();
+    }
+
+    if (mCurrentRenderPassFramebuffer)
+    {
+        endRenderPass();
+    }
+    ANGLE_TRY(
+        framebufferVk->beginRenderPass(context, mDevice, &mCommandBuffer, mCurrentQueueSerial));
+    mCurrentRenderPassFramebuffer = framebufferVk;
+    return gl::NoError();
+}
+
+void RendererVk::endRenderPass()
+{
+    if (mCurrentRenderPassFramebuffer)
+    {
+        ASSERT(mCommandBuffer.started());
+        mCommandBuffer.endRenderPass();
+        mCurrentRenderPassFramebuffer = nullptr;
+    }
+}
+
 }  // namespace rx

src/libANGLE/renderer/vulkan/RendererVk.h

@@ -24,6 +24,7 @@ class AttributeMap;
 
 namespace rx
 {
+class FramebufferVk;
 class GlslangWrapper;
 
 namespace vk
@@ -97,6 +98,10 @@ class RendererVk : angle::NonCopyable
 
     const vk::MemoryProperties &getMemoryProperties() const { return mMemoryProperties; }
 
+    // TODO(jmadill): Don't keep a single renderpass in the Renderer.
+    gl::Error ensureInRenderPass(const gl::Context *context, FramebufferVk *framebufferVk);
+    void endRenderPass();
+
   private:
     void ensureCapsInitialized() const;
     void generateCaps(gl::Caps *outCaps,
@@ -135,6 +140,9 @@ class RendererVk : angle::NonCopyable
     std::vector<vk::FenceAndSerial> mInFlightFences;
     std::vector<vk::GarbageObject> mGarbage;
     vk::MemoryProperties mMemoryProperties;
+
+    // TODO(jmadill): Don't keep a single renderpass in the Renderer.
+    FramebufferVk *mCurrentRenderPassFramebuffer;
 };
 
 }  // namespace rx

src/libANGLE/renderer/vulkan/SurfaceVk.cpp

@@ -426,8 +426,7 @@ egl::Error WindowSurfaceVk::swap(const gl::Context *context)
     ANGLE_TRY(renderer->getStartedCommandBuffer(&currentCB));
 
     // End render pass
-    FramebufferVk *framebufferVk = GetImplAs<FramebufferVk>(mState.defaultFramebuffer);
-    framebufferVk->endRenderPass(currentCB);
+    renderer->endRenderPass();
 
     auto &image = mSwapchainImages[mCurrentSwapchainImageIndex];
 

src/tests/gl_tests/StateChangeTest.cpp

@@ -832,6 +832,88 @@ TEST_P(SimpleStateChangeTest, RedefineBufferInUse)
     EXPECT_PIXEL_COLOR_EQ(0, 0, GLColor::green);
 }
 
+// Tests that deleting an in-flight Texture does not immediately delete the resource.
+TEST_P(SimpleStateChangeTest, DeleteTextureInUse)
+{
+    std::array<GLColor, 4> colors = {
+        {GLColor::red, GLColor::green, GLColor::blue, GLColor::yellow}};
+
+    GLTexture tex;
+    glBindTexture(GL_TEXTURE_2D, tex);
+    glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, 2, 2, 0, GL_RGBA, GL_UNSIGNED_BYTE, colors.data());
+    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
+    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
+
+    draw2DTexturedQuad(0.5f, 1.0f, true);
+    tex.reset();
+    EXPECT_GL_NO_ERROR();
+
+    int w = getWindowWidth() - 2;
+    int h = getWindowHeight() - 2;
+
+    EXPECT_PIXEL_COLOR_EQ(0, 0, GLColor::red);
+    EXPECT_PIXEL_COLOR_EQ(w, 0, GLColor::green);
+    EXPECT_PIXEL_COLOR_EQ(0, h, GLColor::blue);
+    EXPECT_PIXEL_COLOR_EQ(w, h, GLColor::yellow);
+}
+
+// Tests that redefining an in-flight Texture does not affect the in-flight resource.
+TEST_P(SimpleStateChangeTest, RedefineTextureInUse)
+{
+    std::array<GLColor, 4> colors = {
+        {GLColor::red, GLColor::green, GLColor::blue, GLColor::yellow}};
+
+    GLTexture tex;
+    glBindTexture(GL_TEXTURE_2D, tex);
+    glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, 2, 2, 0, GL_RGBA, GL_UNSIGNED_BYTE, colors.data());
+    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
+    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
+
+    // Draw with the first texture.
+    draw2DTexturedQuad(0.5f, 1.0f, true);
+
+    // Redefine the in-flight texture.
+    constexpr int kBigSize = 32;
+    std::vector<GLColor> bigColors;
+    for (int y = 0; y < kBigSize; ++y)
+    {
+        for (int x = 0; x < kBigSize; ++x)
+        {
+            bool xComp = x < kBigSize / 2;
+            bool yComp = y < kBigSize / 2;
+            if (yComp)
+            {
+                bigColors.push_back(xComp ? GLColor::cyan : GLColor::magenta);
+            }
+            else
+            {
+                bigColors.push_back(xComp ? GLColor::yellow : GLColor::white);
+            }
+        }
+    }
+
+    glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, 32, 32, 0, GL_RGBA, GL_UNSIGNED_BYTE, bigColors.data());
+    EXPECT_GL_NO_ERROR();
+
+    // Verify the first draw had the correct data via ReadPixels.
+    int w = getWindowWidth() - 2;
+    int h = getWindowHeight() - 2;
+
+    EXPECT_PIXEL_COLOR_EQ(0, 0, GLColor::red);
+    EXPECT_PIXEL_COLOR_EQ(w, 0, GLColor::green);
+    EXPECT_PIXEL_COLOR_EQ(0, h, GLColor::blue);
+    EXPECT_PIXEL_COLOR_EQ(w, h, GLColor::yellow);
+
+    // Draw and verify with the redefined data.
+    draw2DTexturedQuad(0.5f, 1.0f, true);
+    EXPECT_GL_NO_ERROR();
+
+    EXPECT_PIXEL_COLOR_EQ(0, 0, GLColor::cyan);
+    EXPECT_PIXEL_COLOR_EQ(w, 0, GLColor::magenta);
+    EXPECT_PIXEL_COLOR_EQ(0, h, GLColor::yellow);
+    EXPECT_PIXEL_COLOR_EQ(w, h, GLColor::white);
+}
+
 }  // anonymous namespace
 
 ANGLE_INSTANTIATE_TEST(StateChangeTest, ES2_D3D9(), ES2_D3D11(), ES2_OPENGL());