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Use Vulkan result check macro, code cleanup, added text overlay

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This commit is contained in:
saschawillems 2016-05-24 20:49:15 +02:00
parent faa59a2f78
commit dfda2d2622
10 changed files with 113 additions and 157 deletions
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data/shaders/radialblur/colorpass.frag.spv
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11
data/shaders/radialblur/colorpass.vert
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@ -15,14 +15,13 @@ layout (binding = 0) uniform UBO
layout (location = 0) out vec3 outColor;
out gl_PerVertex
{
vec4 gl_Position;
};
void main()
{
/*
if (inColor.r >= 0.9)
{
outColor = ubo.glowColor.rgb;
}
else*/
{
outColor = inColor;
}

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data/shaders/radialblur/colorpass.vert.spv
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data/shaders/radialblur/phongpass.frag.spv
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5
data/shaders/radialblur/phongpass.vert
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@ -18,6 +18,11 @@ layout (location = 1) out vec3 outColor;
layout (location = 2) out vec3 outEyePos;
layout (location = 3) out vec3 outLightVec;
out gl_PerVertex
{
vec4 gl_Position;
};
void main()
{
outNormal = inNormal;

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data/shaders/radialblur/phongpass.vert.spv
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data/shaders/radialblur/radialblur.frag.spv
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5
data/shaders/radialblur/radialblur.vert
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@ -14,6 +14,11 @@ layout (binding = 0) uniform UBO
layout (location = 0) out vec2 outUV;
out gl_PerVertex
{
vec4 gl_Position;
};
void main()
{
outUV = inUV;

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data/shaders/radialblur/radialblur.vert.spv
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249
radialblur/radialblur.cpp
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@ -124,6 +124,7 @@ public:
zoom = -12.0f;
rotation = { -16.25f, -28.75f, 0.0f };
timerSpeed *= 0.5f;
enableTextOverlay = true;
title = "Vulkan Example - Radial blur";
}
@ -175,10 +176,9 @@ public:
// the offscreen framebuffer
void prepareTextureTarget(vkTools::VulkanTexture *tex, uint32_t width, uint32_t height, VkFormat format)
{
createSetupCommandBuffer();
VkCommandBuffer cmdBuffer = VulkanExampleBase::createCommandBuffer(VK_COMMAND_BUFFER_LEVEL_PRIMARY, true);
VkFormatProperties formatProperties;
VkResult err;
// Get device properites for the requested texture format
vkGetPhysicalDeviceFormatProperties(physicalDevice, format, &formatProperties);
@ -206,20 +206,17 @@ public:
VkMemoryAllocateInfo memAllocInfo = vkTools::initializers::memoryAllocateInfo();
VkMemoryRequirements memReqs;
err = vkCreateImage(device, &imageCreateInfo, nullptr, &tex->image);
assert(!err);
VK_CHECK_RESULT(vkCreateImage(device, &imageCreateInfo, nullptr, &tex->image));
vkGetImageMemoryRequirements(device, tex->image, &memReqs);
memAllocInfo.allocationSize = memReqs.size;
getMemoryType(memReqs.memoryTypeBits, VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT, &memAllocInfo.memoryTypeIndex);
err = vkAllocateMemory(device, &memAllocInfo, nullptr, &(tex->deviceMemory));
assert(!err);
err = vkBindImageMemory(device, tex->image, tex->deviceMemory, 0);
assert(!err);
memAllocInfo.memoryTypeIndex = getMemoryType(memReqs.memoryTypeBits, VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT);
VK_CHECK_RESULT(vkAllocateMemory(device, &memAllocInfo, nullptr, &(tex->deviceMemory)));
VK_CHECK_RESULT(vkBindImageMemory(device, tex->image, tex->deviceMemory, 0));
// Transform image layout to transfer destination
tex->imageLayout = VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL;
vkTools::setImageLayout(
setupCmdBuffer,
cmdBuffer,
tex->image,
VK_IMAGE_ASPECT_COLOR_BIT,
VK_IMAGE_LAYOUT_PREINITIALIZED,
@ -239,8 +236,7 @@ public:
sampler.minLod = 0.0f;
sampler.maxLod = 0.0f;
sampler.borderColor = VK_BORDER_COLOR_FLOAT_OPAQUE_WHITE;
err = vkCreateSampler(device, &sampler, nullptr, &tex->sampler);
assert(!err);
VK_CHECK_RESULT(vkCreateSampler(device, &sampler, nullptr, &tex->sampler));
// Create image view
VkImageViewCreateInfo view = vkTools::initializers::imageViewCreateInfo();
@ -250,10 +246,9 @@ public:
view.components = { VK_COMPONENT_SWIZZLE_R, VK_COMPONENT_SWIZZLE_G, VK_COMPONENT_SWIZZLE_B, VK_COMPONENT_SWIZZLE_A };
view.subresourceRange = { VK_IMAGE_ASPECT_COLOR_BIT, 0, 1, 0, 1 };
view.image = tex->image;
err = vkCreateImageView(device, &view, nullptr, &tex->view);
assert(!err);
VK_CHECK_RESULT(vkCreateImageView(device, &view, nullptr, &tex->view));
flushSetupCommandBuffer();
VulkanExampleBase::flushCommandBuffer(cmdBuffer, queue, true);
}
// Prepare a new framebuffer for offscreen rendering
@ -261,7 +256,7 @@ public:
// blitted to our render target
void prepareOffscreenFramebuffer()
{
createSetupCommandBuffer();
VkCommandBuffer cmdBuffer = VulkanExampleBase::createCommandBuffer(VK_COMMAND_BUFFER_LEVEL_PRIMARY, true);
offScreenFrameBuf.width = FB_DIM;
offScreenFrameBuf.height = FB_DIM;
@ -273,14 +268,13 @@ public:
VkBool32 validDepthFormat = vkTools::getSupportedDepthFormat(physicalDevice, &fbDepthFormat);
assert(validDepthFormat);
VkResult err;
// Color attachment
VkImageCreateInfo image = vkTools::initializers::imageCreateInfo();
image.imageType = VK_IMAGE_TYPE_2D;
image.format = fbColorFormat;
image.extent.width = offScreenFrameBuf.width;
image.extent.height = offScreenFrameBuf.height;
image.extent.depth = 1;
image.mipLevels = 1;
image.arrayLayers = 1;
image.samples = VK_SAMPLE_COUNT_1_BIT;
@ -303,27 +297,22 @@ public:
colorImageView.subresourceRange.baseArrayLayer = 0;
colorImageView.subresourceRange.layerCount = 1;
err = vkCreateImage(device, &image, nullptr, &offScreenFrameBuf.color.image);
assert(!err);
VK_CHECK_RESULT(vkCreateImage(device, &image, nullptr, &offScreenFrameBuf.color.image));
vkGetImageMemoryRequirements(device, offScreenFrameBuf.color.image, &memReqs);
memAlloc.allocationSize = memReqs.size;
getMemoryType(memReqs.memoryTypeBits, VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT, &memAlloc.memoryTypeIndex);
err = vkAllocateMemory(device, &memAlloc, nullptr, &offScreenFrameBuf.color.mem);
assert(!err);
err = vkBindImageMemory(device, offScreenFrameBuf.color.image, offScreenFrameBuf.color.mem, 0);
assert(!err);
memAlloc.memoryTypeIndex = getMemoryType(memReqs.memoryTypeBits, VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT);
VK_CHECK_RESULT(vkAllocateMemory(device, &memAlloc, nullptr, &offScreenFrameBuf.color.mem));
VK_CHECK_RESULT(vkBindImageMemory(device, offScreenFrameBuf.color.image, offScreenFrameBuf.color.mem, 0));
vkTools::setImageLayout(
setupCmdBuffer,
cmdBuffer,
offScreenFrameBuf.color.image,
VK_IMAGE_ASPECT_COLOR_BIT,
VK_IMAGE_LAYOUT_UNDEFINED,
VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL);
colorImageView.image = offScreenFrameBuf.color.image;
err = vkCreateImageView(device, &colorImageView, nullptr, &offScreenFrameBuf.color.view);
assert(!err);
VK_CHECK_RESULT(vkCreateImageView(device, &colorImageView, nullptr, &offScreenFrameBuf.color.view));
// Depth stencil attachment
image.format = fbDepthFormat;
@ -340,29 +329,22 @@ public:
depthStencilView.subresourceRange.baseArrayLayer = 0;
depthStencilView.subresourceRange.layerCount = 1;
err = vkCreateImage(device, &image, nullptr, &offScreenFrameBuf.depth.image);
assert(!err);
VK_CHECK_RESULT(vkCreateImage(device, &image, nullptr, &offScreenFrameBuf.depth.image));
vkGetImageMemoryRequirements(device, offScreenFrameBuf.depth.image, &memReqs);
memAlloc.allocationSize = memReqs.size;
getMemoryType(memReqs.memoryTypeBits, VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT, &memAlloc.memoryTypeIndex);
err = vkAllocateMemory(device, &memAlloc, nullptr, &offScreenFrameBuf.depth.mem);
assert(!err);
err = vkBindImageMemory(device, offScreenFrameBuf.depth.image, offScreenFrameBuf.depth.mem, 0);
assert(!err);
memAlloc.memoryTypeIndex = getMemoryType(memReqs.memoryTypeBits, VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT);
VK_CHECK_RESULT(vkAllocateMemory(device, &memAlloc, nullptr, &offScreenFrameBuf.depth.mem));
VK_CHECK_RESULT(vkBindImageMemory(device, offScreenFrameBuf.depth.image, offScreenFrameBuf.depth.mem, 0));
vkTools::setImageLayout(
setupCmdBuffer,
cmdBuffer,
offScreenFrameBuf.depth.image,
VK_IMAGE_ASPECT_DEPTH_BIT | VK_IMAGE_ASPECT_STENCIL_BIT,
VK_IMAGE_LAYOUT_UNDEFINED,
VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL);
depthStencilView.image = offScreenFrameBuf.depth.image;
err = vkCreateImageView(device, &depthStencilView, nullptr, &offScreenFrameBuf.depth.view);
assert(!err);
flushSetupCommandBuffer();
VK_CHECK_RESULT(vkCreateImageView(device, &depthStencilView, nullptr, &offScreenFrameBuf.depth.view));
VkImageView attachments[2];
attachments[0] = offScreenFrameBuf.color.view;
@ -375,9 +357,9 @@ public:
fbufCreateInfo.width = offScreenFrameBuf.width;
fbufCreateInfo.height = offScreenFrameBuf.height;
fbufCreateInfo.layers = 1;
VK_CHECK_RESULT(vkCreateFramebuffer(device, &fbufCreateInfo, nullptr, &offScreenFrameBuf.frameBuffer));
err = vkCreateFramebuffer(device, &fbufCreateInfo, nullptr, &offScreenFrameBuf.frameBuffer);
assert(!err);
VulkanExampleBase::flushCommandBuffer(cmdBuffer, queue, true);
}
void createOffscreenCommandBuffer()
@ -386,8 +368,7 @@ public:
cmdPool,
VK_COMMAND_BUFFER_LEVEL_PRIMARY,
1);
VkResult vkRes = vkAllocateCommandBuffers(device, &cmd, &offScreenCmdBuffer);
assert(!vkRes);
VK_CHECK_RESULT(vkAllocateCommandBuffers(device, &cmd, &offScreenCmdBuffer));
}
// The command buffer to copy for rendering
@ -396,8 +377,6 @@ public:
// and gets resubmitted
void buildOffscreenCommandBuffer()
{
VkResult err;
VkCommandBufferBeginInfo cmdBufInfo = vkTools::initializers::commandBufferBeginInfo();
VkClearValue clearValues[2];
@ -412,21 +391,12 @@ public:
renderPassBeginInfo.clearValueCount = 2;
renderPassBeginInfo.pClearValues = clearValues;
err = vkBeginCommandBuffer(offScreenCmdBuffer, &cmdBufInfo);
assert(!err);
VK_CHECK_RESULT(vkBeginCommandBuffer(offScreenCmdBuffer, &cmdBufInfo));
VkViewport viewport = vkTools::initializers::viewport(
(float)offScreenFrameBuf.width,
(float)offScreenFrameBuf.height,
0.0f,
1.0f);
VkViewport viewport = vkTools::initializers::viewport((float)offScreenFrameBuf.width, (float)offScreenFrameBuf.height, 0.0f, 1.0f);
vkCmdSetViewport(offScreenCmdBuffer, 0, 1, &viewport);
VkRect2D scissor = vkTools::initializers::rect2D(
offScreenFrameBuf.width,
offScreenFrameBuf.height,
0,
0);
VkRect2D scissor = vkTools::initializers::rect2D(offScreenFrameBuf.width, offScreenFrameBuf.height, 0, 0);
vkCmdSetScissor(offScreenCmdBuffer, 0, 1, &scissor);
vkCmdBeginRenderPass(offScreenCmdBuffer, &renderPassBeginInfo, VK_SUBPASS_CONTENTS_INLINE);
@ -510,8 +480,7 @@ public:
VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL,
VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL);
err = vkEndCommandBuffer(offScreenCmdBuffer);
assert(!err);
VK_CHECK_RESULT(vkEndCommandBuffer(offScreenCmdBuffer));
}
void reBuildCommandBuffers()
@ -541,30 +510,19 @@ public:
renderPassBeginInfo.clearValueCount = 2;
renderPassBeginInfo.pClearValues = clearValues;
VkResult err;
for (int32_t i = 0; i < drawCmdBuffers.size(); ++i)
{
// Set target frame buffer
renderPassBeginInfo.framebuffer = frameBuffers[i];
err = vkBeginCommandBuffer(drawCmdBuffers[i], &cmdBufInfo);
assert(!err);
VK_CHECK_RESULT(vkBeginCommandBuffer(drawCmdBuffers[i], &cmdBufInfo));
vkCmdBeginRenderPass(drawCmdBuffers[i], &renderPassBeginInfo, VK_SUBPASS_CONTENTS_INLINE);
VkViewport viewport = vkTools::initializers::viewport(
(float)width,
(float)height,
0.0f,
1.0f);
VkViewport viewport = vkTools::initializers::viewport((float)width, (float)height, 0.0f, 1.0f);
vkCmdSetViewport(drawCmdBuffers[i], 0, 1, &viewport);
VkRect2D scissor = vkTools::initializers::rect2D(
width,
height,
0,
0);
VkRect2D scissor = vkTools::initializers::rect2D(width, height, 0, 0);
vkCmdSetScissor(drawCmdBuffers[i], 0, 1, &scissor);
VkDeviceSize offsets[1] = { 0 };
@ -589,42 +547,10 @@ public:
vkCmdEndRenderPass(drawCmdBuffers[i]);
err = vkEndCommandBuffer(drawCmdBuffers[i]);
assert(!err);
VK_CHECK_RESULT(vkEndCommandBuffer(drawCmdBuffers[i]));
}
}
void draw()
{
VkResult err;
// Get next image in the swap chain (back/front buffer)
err = swapChain.acquireNextImage(semaphores.presentComplete, &currentBuffer);
assert(!err);
submitPostPresentBarrier(swapChain.buffers[currentBuffer].image);
// Gather command buffers to be sumitted to the queue
std::vector<VkCommandBuffer> submitCmdBuffers = {
offScreenCmdBuffer,
drawCmdBuffers[currentBuffer],
};
submitInfo.commandBufferCount = submitCmdBuffers.size();
submitInfo.pCommandBuffers = submitCmdBuffers.data();
// Submit to queue
err = vkQueueSubmit(queue, 1, &submitInfo, VK_NULL_HANDLE);
assert(!err);
submitPrePresentBarrier(swapChain.buffers[currentBuffer].image);
err = swapChain.queuePresent(queue, currentBuffer, semaphores.renderComplete);
assert(!err);
err = vkQueueWaitIdle(queue);
assert(!err);
}
void loadMeshes()
{
loadMesh(getAssetPath() + "models/glowsphere.dae", &meshes.example, vertexLayout, 0.05f);
@ -732,8 +658,7 @@ public:
poolSizes.data(),
2);
VkResult vkRes = vkCreateDescriptorPool(device, &descriptorPoolInfo, nullptr, &descriptorPool);
assert(!vkRes);
VK_CHECK_RESULT(vkCreateDescriptorPool(device, &descriptorPoolInfo, nullptr, &descriptorPool));
}
void setupDescriptorSetLayout()
@ -763,20 +688,17 @@ public:
setLayoutBindings.data(),
setLayoutBindings.size());
VkResult err = vkCreateDescriptorSetLayout(device, &descriptorLayout, nullptr, &descriptorSetLayout);
assert(!err);
VK_CHECK_RESULT(vkCreateDescriptorSetLayout(device, &descriptorLayout, nullptr, &descriptorSetLayout));
VkPipelineLayoutCreateInfo pPipelineLayoutCreateInfo =
vkTools::initializers::pipelineLayoutCreateInfo(
&descriptorSetLayout,
1);
err = vkCreatePipelineLayout(device, &pPipelineLayoutCreateInfo, nullptr, &pipelineLayouts.radialBlur);
assert(!err);
VK_CHECK_RESULT(vkCreatePipelineLayout(device, &pPipelineLayoutCreateInfo, nullptr, &pipelineLayouts.radialBlur));
// Offscreen pipeline layout
err = vkCreatePipelineLayout(device, &pPipelineLayoutCreateInfo, nullptr, &pipelineLayouts.scene);
assert(!err);
VK_CHECK_RESULT(vkCreatePipelineLayout(device, &pPipelineLayoutCreateInfo, nullptr, &pipelineLayouts.scene));
}
void setupDescriptorSet()
@ -788,8 +710,7 @@ public:
&descriptorSetLayout,
1);
VkResult vkRes = vkAllocateDescriptorSets(device, &allocInfo, &descriptorSets.quad);
assert(!vkRes);
VK_CHECK_RESULT(vkAllocateDescriptorSets(device, &allocInfo, &descriptorSets.quad));
// Image descriptor for the color map texture
VkDescriptorImageInfo texDescriptor =
@ -823,8 +744,7 @@ public:
vkUpdateDescriptorSets(device, writeDescriptorSets.size(), writeDescriptorSets.data(), 0, NULL);
// Offscreen 3D scene descriptor set
vkRes = vkAllocateDescriptorSets(device, &allocInfo, &descriptorSets.scene);
assert(!vkRes);
VK_CHECK_RESULT(vkAllocateDescriptorSets(device, &allocInfo, &descriptorSets.scene));
std::vector<VkWriteDescriptorSet> offScreenWriteDescriptorSets =
{
@ -921,13 +841,11 @@ public:
blendAttachmentState.srcAlphaBlendFactor = VK_BLEND_FACTOR_SRC_ALPHA;
blendAttachmentState.dstAlphaBlendFactor = VK_BLEND_FACTOR_DST_ALPHA;
VkResult err = vkCreateGraphicsPipelines(device, pipelineCache, 1, &pipelineCreateInfo, nullptr, &pipelines.radialBlur);
assert(!err);
VK_CHECK_RESULT(vkCreateGraphicsPipelines(device, pipelineCache, 1, &pipelineCreateInfo, nullptr, &pipelines.radialBlur));
// No blending (for debug display)
blendAttachmentState.blendEnable = VK_FALSE;
err = vkCreateGraphicsPipelines(device, pipelineCache, 1, &pipelineCreateInfo, nullptr, &pipelines.fullScreenOnly);
assert(!err);
VK_CHECK_RESULT(vkCreateGraphicsPipelines(device, pipelineCache, 1, &pipelineCreateInfo, nullptr, &pipelines.fullScreenOnly));
// Phong pass
shaderStages[0] = loadShader(getAssetPath() + "shaders/radialblur/phongpass.vert.spv", VK_SHADER_STAGE_VERTEX_BIT);
@ -937,25 +855,22 @@ public:
blendAttachmentState.blendEnable = VK_FALSE;
depthStencilState.depthWriteEnable = VK_TRUE;
err = vkCreateGraphicsPipelines(device, pipelineCache, 1, &pipelineCreateInfo, nullptr, &pipelines.phongPass);
assert(!err);
VK_CHECK_RESULT(vkCreateGraphicsPipelines(device, pipelineCache, 1, &pipelineCreateInfo, nullptr, &pipelines.phongPass));
// Color only pass (offscreen blur base)
shaderStages[0] = loadShader(getAssetPath() + "shaders/radialblur/colorpass.vert.spv", VK_SHADER_STAGE_VERTEX_BIT);
shaderStages[1] = loadShader(getAssetPath() + "shaders/radialblur/colorpass.frag.spv", VK_SHADER_STAGE_FRAGMENT_BIT);
err = vkCreateGraphicsPipelines(device, pipelineCache, 1, &pipelineCreateInfo, nullptr, &pipelines.colorPass);
assert(!err);
VK_CHECK_RESULT(vkCreateGraphicsPipelines(device, pipelineCache, 1, &pipelineCreateInfo, nullptr, &pipelines.colorPass));
}
// Prepare and initialize uniform buffer containing shader uniforms
void prepareUniformBuffers()
{
VkResult err;
// Phong and color pass vertex shader uniform buffer
createBuffer(
VK_BUFFER_USAGE_UNIFORM_BUFFER_BIT,
VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT | VK_MEMORY_PROPERTY_HOST_COHERENT_BIT,
sizeof(uboVS),
&uboVS,
&uniformData.vsScene.buffer,
@ -965,6 +880,7 @@ public:
// Fullscreen quad vertex shader uniform buffer
createBuffer(
VK_BUFFER_USAGE_UNIFORM_BUFFER_BIT,
VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT | VK_MEMORY_PROPERTY_HOST_COHERENT_BIT,
sizeof(uboVS),
&uboVS,
&uniformData.vsQuad.buffer,
@ -974,6 +890,7 @@ public:
// Fullscreen quad fragment shader uniform buffer
createBuffer(
VK_BUFFER_USAGE_UNIFORM_BUFFER_BIT,
VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT | VK_MEMORY_PROPERTY_HOST_COHERENT_BIT,
sizeof(uboQuadFS),
&uboQuadFS,
&uniformData.fsQuad.buffer,
@ -998,8 +915,7 @@ public:
uboQuadVS.model = glm::rotate(uboQuadVS.model, glm::radians(rotation.z), glm::vec3(0.0f, 0.0f, 1.0f));
uint8_t *pData;
VkResult err = vkMapMemory(device, uniformData.vsQuad.memory, 0, sizeof(uboQuadVS), 0, (void **)&pData);
assert(!err);
VK_CHECK_RESULT(vkMapMemory(device, uniformData.vsQuad.memory, 0, sizeof(uboQuadVS), 0, (void **)&pData));
memcpy(pData, &uboQuadVS, sizeof(uboQuadVS));
vkUnmapMemory(device, uniformData.vsQuad.memory);
}
@ -1012,18 +928,37 @@ public:
uboVS.model = glm::mat4();
uint8_t *pData;
VkResult err = vkMapMemory(device, uniformData.vsScene.memory, 0, sizeof(uboVS), 0, (void **)&pData);
assert(!err);
VK_CHECK_RESULT(vkMapMemory(device, uniformData.vsScene.memory, 0, sizeof(uboVS), 0, (void **)&pData));
memcpy(pData, &uboVS, sizeof(uboVS));
vkUnmapMemory(device, uniformData.vsScene.memory);
// Fragment shader
err = vkMapMemory(device, uniformData.fsQuad.memory, 0, sizeof(uboQuadFS), 0, (void **)&pData);
assert(!err);
VK_CHECK_RESULT(vkMapMemory(device, uniformData.fsQuad.memory, 0, sizeof(uboQuadFS), 0, (void **)&pData));
memcpy(pData, &uboQuadFS, sizeof(uboQuadFS));
vkUnmapMemory(device, uniformData.fsQuad.memory);
}
void draw()
{
VulkanExampleBase::prepareFrame();
// Gather command buffers to be sumitted to the queue
std::vector<VkCommandBuffer> submitCmdBuffers;
// Submit offscreen rendering command buffer
// todo : use event to ensure that offscreen result is finished bfore render command buffer is started
if (blur)
{
submitCmdBuffers.push_back(offScreenCmdBuffer);
}
submitCmdBuffers.push_back(drawCmdBuffers[currentBuffer]);
submitInfo.commandBufferCount = submitCmdBuffers.size();
submitInfo.pCommandBuffers = submitCmdBuffers.data();
VK_CHECK_RESULT(vkQueueSubmit(queue, 1, &submitInfo, VK_NULL_HANDLE));
VulkanExampleBase::submitFrame();
}
void prepare()
{
VulkanExampleBase::prepare();
@ -1047,9 +982,7 @@ public:
{
if (!prepared)
return;
vkDeviceWaitIdle(device);
draw();
vkDeviceWaitIdle(device);
if (!paused)
{
updateUniformBuffersScene();
@ -1062,6 +995,32 @@ public:
updateUniformBuffersScreen();
}
virtual void keyPressed(uint32_t keyCode)
{
switch (keyCode)
{
case 0x42:
case GAMEPAD_BUTTON_A:
toggleBlur();
break;
case 0x54:
case GAMEPAD_BUTTON_X:
toggleTextureDisplay();
break;
}
}
virtual void getOverlayText(VulkanTextOverlay *textOverlay)
{
#if defined(__ANDROID__)
textOverlay->addText("Press \"Button A\" to toggle blur", 5.0f, 85.0f, VulkanTextOverlay::alignLeft);
textOverlay->addText("Press \"Button X\" to display offscreen texture", 5.0f, 105.0f, VulkanTextOverlay::alignLeft);
#else
textOverlay->addText("Press \"B\" to toggle blur", 5.0f, 85.0f, VulkanTextOverlay::alignLeft);
textOverlay->addText("Press \"T\" to display offscreen texture", 5.0f, 105.0f, VulkanTextOverlay::alignLeft);
#endif
}
void toggleBlur()
{
blur = !blur;
@ -1085,18 +1044,6 @@ LRESULT CALLBACK WndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
if (vulkanExample != NULL)
{
vulkanExample->handleMessages(hWnd, uMsg, wParam, lParam);
if (uMsg == WM_KEYDOWN)
{
switch (wParam)
{
case 0x42:
vulkanExample->toggleBlur();
break;
case 0x54:
vulkanExample->toggleTextureDisplay();
break;
}
}
}
return (DefWindowProc(hWnd, uMsg, wParam, lParam));
}