//
// Vulkan initialization.
//
VkBool32 Example::init(const vkts::IUpdateThreadContext& updateContext)
{
fence = vkts::fenceCreate(device->getDevice(), 0);
if (!fence.get())
{
vkts::logPrint(VKTS_LOG_ERROR, __FILE__, __LINE__, "Could not build fence.");
return VK_FALSE;
}
if (!buildShader())
{
vkts::logPrint(VKTS_LOG_ERROR, __FILE__, __LINE__, "Could not build shader.");
return VK_FALSE;
}
if (!buildCmdPool())
{
vkts::logPrint(VKTS_LOG_ERROR, __FILE__, __LINE__, "Could not build command pool.");
return VK_FALSE;
}
//
if (!buildTexture())
{
vkts::logPrint(VKTS_LOG_ERROR, __FILE__, __LINE__, "Could not build texture.");
return VK_FALSE;
}
//
if (!buildDescriptorSetLayout())
{
vkts::logPrint(VKTS_LOG_ERROR, __FILE__, __LINE__, "Could not build descriptor set layout.");
return VK_FALSE;
}
if (!buildDescriptorSetPool())
{
vkts::logPrint(VKTS_LOG_ERROR, __FILE__, __LINE__, "Could not build descriptor set pool.");
return VK_FALSE;
}
if (!buildDescriptorSets())
{
vkts::logPrint(VKTS_LOG_ERROR, __FILE__, __LINE__, "Could not build descriptor sets.");
return VK_FALSE;
}
if (!buildPipelineLayout())
{
vkts::logPrint(VKTS_LOG_ERROR, __FILE__, __LINE__, "Could not build pipeline layout.");
return VK_FALSE;
}
if (!buildPipeline())
{
vkts::logPrint(VKTS_LOG_ERROR, __FILE__, __LINE__, "Could not build pipeline.");
return VK_FALSE;
}
if (!buildCmdBuffer())
{
vkts::logPrint(VKTS_LOG_ERROR, __FILE__, __LINE__, "Could not build command buffer.");
return VK_FALSE;
}
return VK_TRUE;
}
VkBool32 Example::buildResources(const vkts::IUpdateThreadContext& updateContext)
{
VkResult result;
//
auto lastSwapchain = swapchain;
VkSwapchainKHR oldSwapchain = lastSwapchain.get() ? lastSwapchain->getSwapchain() : VK_NULL_HANDLE;
swapchain = vkts::wsiSwapchainCreate(initialResources->getPhysicalDevice()->getPhysicalDevice(), initialResources->getDevice()->getDevice(), 0, surface->getSurface(), VKTS_NUMBER_BUFFERS, 1, VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT, VK_SHARING_MODE_EXCLUSIVE, 0, nullptr, VK_COMPOSITE_ALPHA_OPAQUE_BIT_KHR, VK_TRUE, oldSwapchain);
if (!swapchain.get())
{
vkts::logPrint(VKTS_LOG_ERROR, "Example: Could not create swap chain.");
return VK_FALSE;
}
//
swapchainImagesCount = (uint32_t)swapchain->getAllSwapchainImages().size();
if (swapchainImagesCount == 0)
{
vkts::logPrint(VKTS_LOG_ERROR, "Example: Could not get swap chain images count.");
return VK_FALSE;
}
swapchainImageView = vkts::SmartPointerVector<vkts::IImageViewSP>(swapchainImagesCount);
framebuffer = vkts::SmartPointerVector<vkts::IFramebufferSP>(swapchainImagesCount);
cmdBuffer = vkts::SmartPointerVector<vkts::ICommandBuffersSP>(swapchainImagesCount);
//
if (lastSwapchain.get())
{
lastSwapchain->destroy();
}
//
if (!buildRenderPass())
{
return VK_FALSE;
}
if (!buildPipeline())
{
return VK_FALSE;
}
//
vkts::ICommandBuffersSP updateCmdBuffer = vkts::commandBuffersCreate(initialResources->getDevice()->getDevice(), commandPool->getCmdPool(), VK_COMMAND_BUFFER_LEVEL_PRIMARY, 1);
if (!updateCmdBuffer.get())
{
vkts::logPrint(VKTS_LOG_ERROR, "Example: Could not create command buffer.");
return VK_FALSE;
}
result = updateCmdBuffer->beginCommandBuffer(VK_COMMAND_BUFFER_USAGE_ONE_TIME_SUBMIT_BIT, VK_NULL_HANDLE, 0, VK_NULL_HANDLE, VK_FALSE, 0, 0);
if (result != VK_SUCCESS)
{
vkts::logPrint(VKTS_LOG_ERROR, "Example: Could not begin command buffer.");
return VK_FALSE;
}
for (uint32_t index = 0; index < swapchain->getMinImageCount(); index++)
{
swapchain->cmdPipelineBarrier(updateCmdBuffer->getCommandBuffer(), 0, VK_IMAGE_LAYOUT_PRESENT_SRC_KHR, VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT, VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT, index);
}
if (!buildDepthTexture(updateCmdBuffer))
{
vkts::logPrint(VKTS_LOG_ERROR, "Example: Could not build texture.");
return VK_FALSE;
}
VkBool32 doUpdateDescriptorSets = VK_FALSE;
if (!scene.get())
{
if (!buildScene(updateCmdBuffer))
{
vkts::logPrint(VKTS_LOG_ERROR, "Example: Could not build scene.");
return VK_FALSE;
}
doUpdateDescriptorSets = VK_TRUE;
}
result = updateCmdBuffer->endCommandBuffer();
if (result != VK_SUCCESS)
{
vkts::logPrint(VKTS_LOG_ERROR, "Example: Could not end command buffer.");
return VK_FALSE;
}
VkSubmitInfo submitInfo;
memset(&submitInfo, 0, sizeof(VkSubmitInfo));
submitInfo.sType = VK_STRUCTURE_TYPE_SUBMIT_INFO;
submitInfo.waitSemaphoreCount = 0;
submitInfo.pWaitSemaphores = nullptr;
submitInfo.commandBufferCount = updateCmdBuffer->getCommandBufferCount();
submitInfo.pCommandBuffers = updateCmdBuffer->getCommandBuffers();
submitInfo.signalSemaphoreCount = 0;
submitInfo.pSignalSemaphores = nullptr;
result = initialResources->getQueue()->submit(1, &submitInfo, VK_NULL_HANDLE);
if (result != VK_SUCCESS)
{
vkts::logPrint(VKTS_LOG_ERROR, "Example: Could not submit queue.");
return VK_FALSE;
}
result = initialResources->getQueue()->waitIdle();
if (result != VK_SUCCESS)
{
vkts::logPrint(VKTS_LOG_ERROR, "Example: Could not wait for idle queue.");
return VK_FALSE;
}
updateCmdBuffer->destroy();
//
if (doUpdateDescriptorSets)
{
if (!updateDescriptorSets())
{
return VK_FALSE;
}
if (scene.get())
{
scene->updateDescriptorSetsRecursive(VKTS_BINDING_UNIFORM_BINDING_COUNT, writeDescriptorSets);
}
}
if (!buildDepthStencilImageView())
{
return VK_FALSE;
}
//
for (int32_t i = 0; i < (int32_t)swapchainImagesCount; i++)
{
if (!buildSwapchainImageView(i))
{
return VK_FALSE;
}
if (!buildFramebuffer(i))
{
return VK_FALSE;
}
if (!buildCmdBuffer(i))
{
return VK_FALSE;
}
}
return VK_TRUE;
}
VkBool32 Example::buildResources( const vkts::IUpdateThreadContext& updateContext)
{
VkResult result;
//
glm::uvec2 dimension = updateContext.getWindowDimension(windowIndex);
VkExtent2D extent2D = { dimension.x, dimension.y };
//
auto lastSwapchain = swapchain;
VkSwapchainKHR oldSwapchain = lastSwapchain.get() ? lastSwapchain->getSwapchain() : VK_NULL_HANDLE;
swapchain = vkts::wsiSwapchainCreate(physicalDevice->getPhysicalDevice(), device->getDevice(), 0, surface->getSurface(), VKTS_NUMBER_BUFFERS, extent2D, 1, VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT, VK_SHARING_MODE_EXCLUSIVE, 0, nullptr, VK_COMPOSITE_ALPHA_OPAQUE_BIT_KHR, VK_TRUE, oldSwapchain);
if (!swapchain.get())
{
vkts::logPrint(VKTS_LOG_ERROR, "Example: Could not create swap chain.");
return VK_FALSE;
}
if (lastSwapchain.get())
{
lastSwapchain->destroy();
}
//
if (!buildRenderPass())
{
return VK_FALSE;
}
if (!buildPipeline())
{
return VK_FALSE;
}
//
vkts::IImageSP stageImage;
vkts::IDeviceMemorySP stageDeviceMemoryImage;
vkts::ICommandBuffersSP updateCmdBuffer = vkts::commandBuffersCreate(device->getDevice(), commandPool->getCmdPool(), VK_COMMAND_BUFFER_LEVEL_PRIMARY, 1);
if (!updateCmdBuffer.get())
{
vkts::logPrint(VKTS_LOG_ERROR, "Example: Could not create command buffer.");
return VK_FALSE;
}
result = updateCmdBuffer->beginCommandBuffer(VK_COMMAND_BUFFER_USAGE_ONE_TIME_SUBMIT_BIT, VK_NULL_HANDLE, 0, VK_NULL_HANDLE, VK_FALSE, 0, 0);
if (result != VK_SUCCESS)
{
vkts::logPrint(VKTS_LOG_ERROR, "Example: Could not begin command buffer.");
return VK_FALSE;
}
for (uint32_t index = 0; index < swapchain->getMinImageCount(); index++)
{
swapchain->cmdPipelineBarrier(updateCmdBuffer->getCommandBuffer(), 0, VK_IMAGE_LAYOUT_PRESENT_SRC_KHR, VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT, VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT, index);
}
VkBool32 doUpdateDescriptorSets = VK_FALSE;
if (!image.get())
{
if (!buildTexture(updateCmdBuffer, stageImage, stageDeviceMemoryImage))
{
vkts::logPrint(VKTS_LOG_ERROR, "Example: Could not build texture.");
return VK_FALSE;
}
doUpdateDescriptorSets = VK_TRUE;
}
result = updateCmdBuffer->endCommandBuffer();
if (result != VK_SUCCESS)
{
vkts::logPrint(VKTS_LOG_ERROR, "Example: Could not end command buffer.");
return VK_FALSE;
}
VkSubmitInfo submitInfo;
memset(&submitInfo, 0, sizeof(VkSubmitInfo));
submitInfo.sType = VK_STRUCTURE_TYPE_SUBMIT_INFO;
submitInfo.waitSemaphoreCount = 0;
submitInfo.pWaitSemaphores = nullptr;
submitInfo.commandBufferCount = updateCmdBuffer->getCommandBufferCount();
submitInfo.pCommandBuffers = updateCmdBuffer->getCommandBuffers();
submitInfo.signalSemaphoreCount = 0;
submitInfo.pSignalSemaphores = nullptr;
result = queue->submit(1, &submitInfo, VK_NULL_HANDLE);
if (result != VK_SUCCESS)
{
vkts::logPrint(VKTS_LOG_ERROR, "Example: Could not submit queue.");
return VK_FALSE;
}
result = queue->waitIdle();
if (result != VK_SUCCESS)
{
vkts::logPrint(VKTS_LOG_ERROR, "Example: Could not wait for idle queue.");
return VK_FALSE;
}
updateCmdBuffer->destroy();
if (stageImage.get() || stageDeviceMemoryImage.get())
{
destroyTexture(stageImage, stageDeviceMemoryImage);
}
//
if (doUpdateDescriptorSets)
{
if (!updateDescriptorSets())
{
return VK_FALSE;
}
}
for (int32_t i = 0; i < VKTS_NUMBER_BUFFERS; i++)
{
if (!buildSwapchainImageView(i))
{
return VK_FALSE;
}
if (!buildFramebuffer(i))
{
return VK_FALSE;
}
if (!buildCmdBuffer(i))
{
return VK_FALSE;
}
}
return VK_TRUE;
}
