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Fixes in examples: support swapchain image count change on resize, fix multiple validation layer errors on resize and quit, multiview now supports resize/fullscreen, computecloth deltaT now based on frame time, multisampling recreates attachments on resize, P key now pauses computeparticles, descriptorsets, and pushdescriptors

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This commit is contained in:
Stephen Saunders 2022-06-01 13:02:33 -04:00
parent cb343c329a
commit 121612857c
10 changed files with 148 additions and 65 deletions
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46
examples/computeparticles/computeparticles.cpp
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@ -86,6 +86,7 @@ public:
vkDestroyPipeline(device, graphics.pipeline, nullptr);
vkDestroyPipelineLayout(device, graphics.pipelineLayout, nullptr);
vkDestroyDescriptorSetLayout(device, graphics.descriptorSetLayout, nullptr);
vkDestroySemaphore(device, graphics.semaphore, nullptr);
// Compute
compute.storageBuffer.destroy();
@ -551,6 +552,13 @@ public:
// Semaphore for compute & graphics sync
VkSemaphoreCreateInfo semaphoreCreateInfo = vks::initializers::semaphoreCreateInfo();
VK_CHECK_RESULT(vkCreateSemaphore(device, &semaphoreCreateInfo, nullptr, &graphics.semaphore));
// Signal the semaphore
VkSubmitInfo submitInfo = vks::initializers::submitInfo();
submitInfo.signalSemaphoreCount = 1;
submitInfo.pSignalSemaphores = &graphics.semaphore;
VK_CHECK_RESULT(vkQueueSubmit(queue, 1, &submitInfo, VK_NULL_HANDLE));
VK_CHECK_RESULT(vkQueueWaitIdle(queue));
}
void prepareCompute()
@ -636,13 +644,6 @@ public:
VkSemaphoreCreateInfo semaphoreCreateInfo = vks::initializers::semaphoreCreateInfo();
VK_CHECK_RESULT(vkCreateSemaphore(device, &semaphoreCreateInfo, nullptr, &compute.semaphore));
// Signal the semaphore
VkSubmitInfo submitInfo = vks::initializers::submitInfo();
submitInfo.signalSemaphoreCount = 1;
submitInfo.pSignalSemaphores = &compute.semaphore;
VK_CHECK_RESULT(vkQueueSubmit(queue, 1, &submitInfo, VK_NULL_HANDLE));
VK_CHECK_RESULT(vkQueueWaitIdle(queue));
// Build a single command buffer containing the compute dispatch commands
buildComputeCommandBuffer();
@ -716,7 +717,7 @@ public:
void updateUniformBuffers()
{
compute.ubo.deltaT = frameTimer * 2.5f;
compute.ubo.deltaT = paused ? 0.0f : frameTimer * 2.5f;
if (!attachToCursor)
{
compute.ubo.destX = sin(glm::radians(timer * 360.0f)) * 0.75f;
@ -735,6 +736,20 @@ public:
void draw()
{
// Wait for rendering finished
VkPipelineStageFlags waitStageMask = VK_PIPELINE_STAGE_COMPUTE_SHADER_BIT;
// Submit compute commands
VkSubmitInfo computeSubmitInfo = vks::initializers::submitInfo();
computeSubmitInfo.commandBufferCount = 1;
computeSubmitInfo.pCommandBuffers = &compute.commandBuffer;
computeSubmitInfo.waitSemaphoreCount = 1;
computeSubmitInfo.pWaitSemaphores = &graphics.semaphore;
computeSubmitInfo.pWaitDstStageMask = &waitStageMask;
computeSubmitInfo.signalSemaphoreCount = 1;
computeSubmitInfo.pSignalSemaphores = &compute.semaphore;
VK_CHECK_RESULT(vkQueueSubmit(compute.queue, 1, &computeSubmitInfo, VK_NULL_HANDLE));
VulkanExampleBase::prepareFrame();
VkPipelineStageFlags graphicsWaitStageMasks[] = { VK_PIPELINE_STAGE_VERTEX_INPUT_BIT, VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT };
@ -752,21 +767,6 @@ public:
VK_CHECK_RESULT(vkQueueSubmit(queue, 1, &submitInfo, VK_NULL_HANDLE));
VulkanExampleBase::submitFrame();
// Wait for rendering finished
VkPipelineStageFlags waitStageMask = VK_PIPELINE_STAGE_COMPUTE_SHADER_BIT;
// Submit compute commands
VkSubmitInfo computeSubmitInfo = vks::initializers::submitInfo();
computeSubmitInfo.commandBufferCount = 1;
computeSubmitInfo.pCommandBuffers = &compute.commandBuffer;
computeSubmitInfo.waitSemaphoreCount = 1;
computeSubmitInfo.pWaitSemaphores = &graphics.semaphore;
computeSubmitInfo.pWaitDstStageMask = &waitStageMask;
computeSubmitInfo.signalSemaphoreCount = 1;
computeSubmitInfo.pSignalSemaphores = &compute.semaphore;
VK_CHECK_RESULT(vkQueueSubmit(compute.queue, 1, &computeSubmitInfo, VK_NULL_HANDLE));
}
void prepare()