Using Vulkan C API
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mklefrancois
parent
b3e6d84807
commit
e642e9dc3a
83 changed files with 8015 additions and 8163 deletions
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@ -23,7 +23,6 @@
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// at the top of imgui.cpp.
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#include <array>
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#include <vulkan/vulkan.hpp>
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#include "backends/imgui_impl_glfw.h"
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#include "imgui.h"
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@ -33,11 +32,9 @@
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#include "nvh/cameramanipulator.hpp"
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#include "nvh/fileoperations.hpp"
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#include "nvpsystem.hpp"
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#include "nvvk/appbase_vkpp.hpp"
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#include "nvvk/commands_vk.hpp"
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#include "nvvk/context_vk.hpp"
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VULKAN_HPP_DEFAULT_DISPATCH_LOADER_DYNAMIC_STORAGE
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//////////////////////////////////////////////////////////////////////////
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#define UNUSED(x) (void)(x)
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@ -46,6 +43,7 @@ VULKAN_HPP_DEFAULT_DISPATCH_LOADER_DYNAMIC_STORAGE
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// Default search path for shaders
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std::vector<std::string> defaultSearchPaths;
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// GLFW Callback functions
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static void onErrorCallback(int error, const char* description)
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{
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@ -73,6 +71,7 @@ void renderUI(HelloVulkan& helloVk)
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static int const SAMPLE_WIDTH = 1280;
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static int const SAMPLE_HEIGHT = 720;
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//--------------------------------------------------------------------------------------------------
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// Application Entry
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//
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@ -87,8 +86,7 @@ int main(int argc, char** argv)
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return 1;
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}
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glfwWindowHint(GLFW_CLIENT_API, GLFW_NO_API);
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GLFWwindow* window =
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glfwCreateWindow(SAMPLE_WIDTH, SAMPLE_HEIGHT, PROJECT_NAME, nullptr, nullptr);
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GLFWwindow* window = glfwCreateWindow(SAMPLE_WIDTH, SAMPLE_HEIGHT, PROJECT_NAME, nullptr, nullptr);
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// Setup camera
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CameraManip.setWindowSize(SAMPLE_WIDTH, SAMPLE_HEIGHT);
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@ -117,7 +115,7 @@ int main(int argc, char** argv)
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contextInfo.addInstanceLayer("VK_LAYER_LUNARG_monitor", true);
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contextInfo.addInstanceExtension(VK_EXT_DEBUG_UTILS_EXTENSION_NAME, true);
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contextInfo.addInstanceExtension(VK_KHR_SURFACE_EXTENSION_NAME);
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#ifdef WIN32
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#ifdef _WIN32
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contextInfo.addInstanceExtension(VK_KHR_WIN32_SURFACE_EXTENSION_NAME);
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#else
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contextInfo.addInstanceExtension(VK_KHR_XLIB_SURFACE_EXTENSION_NAME);
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@ -131,13 +129,10 @@ int main(int argc, char** argv)
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contextInfo.addDeviceExtension(VK_EXT_SCALAR_BLOCK_LAYOUT_EXTENSION_NAME);
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// #VKRay: Activate the ray tracing extension
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vk::PhysicalDeviceAccelerationStructureFeaturesKHR accelFeature;
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contextInfo.addDeviceExtension(VK_KHR_ACCELERATION_STRUCTURE_EXTENSION_NAME, false,
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&accelFeature);
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vk::PhysicalDeviceRayTracingPipelineFeaturesKHR rtPipelineFeature;
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contextInfo.addDeviceExtension(VK_KHR_RAY_TRACING_PIPELINE_EXTENSION_NAME, false,
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&rtPipelineFeature);
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VkPhysicalDeviceAccelerationStructureFeaturesKHR accelFeature{VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_ACCELERATION_STRUCTURE_FEATURES_KHR};
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contextInfo.addDeviceExtension(VK_KHR_ACCELERATION_STRUCTURE_EXTENSION_NAME, false, &accelFeature);
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VkPhysicalDeviceRayTracingPipelineFeaturesKHR rtPipelineFeature{VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_RAY_TRACING_PIPELINE_FEATURES_KHR};
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contextInfo.addDeviceExtension(VK_KHR_RAY_TRACING_PIPELINE_EXTENSION_NAME, false, &rtPipelineFeature);
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contextInfo.addDeviceExtension(VK_KHR_MAINTENANCE3_EXTENSION_NAME);
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contextInfo.addDeviceExtension(VK_KHR_PIPELINE_LIBRARY_EXTENSION_NAME);
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contextInfo.addDeviceExtension(VK_KHR_DEFERRED_HOST_OPERATIONS_EXTENSION_NAME);
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@ -156,11 +151,10 @@ int main(int argc, char** argv)
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HelloVulkan helloVk;
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// Window need to be opened to get the surface on which to draw
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const vk::SurfaceKHR surface = helloVk.getVkSurface(vkctx.m_instance, window);
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const VkSurfaceKHR surface = helloVk.getVkSurface(vkctx.m_instance, window);
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vkctx.setGCTQueueWithPresent(surface);
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helloVk.setup(vkctx.m_instance, vkctx.m_device, vkctx.m_physicalDevice,
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vkctx.m_queueGCT.familyIndex);
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helloVk.setup(vkctx.m_instance, vkctx.m_device, vkctx.m_physicalDevice, vkctx.m_queueGCT.familyIndex);
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helloVk.createSwapchain(surface, SAMPLE_WIDTH, SAMPLE_HEIGHT);
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helloVk.createDepthBuffer();
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helloVk.createRenderPass();
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@ -172,8 +166,7 @@ int main(int argc, char** argv)
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// Creation of the example
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helloVk.loadModel(nvh::findFile("media/scenes/wuson.obj", defaultSearchPaths, true));
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helloVk.loadModel(nvh::findFile("media/scenes/sphere.obj", defaultSearchPaths, true),
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nvmath::scale_mat4(nvmath::vec3f(1.5f))
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* nvmath::translation_mat4(nvmath::vec3f(0.0f, 1.0f, 0.0f)));
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nvmath::scale_mat4(nvmath::vec3f(1.5f)) * nvmath::translation_mat4(nvmath::vec3f(0.0f, 1.0f, 0.0f)));
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helloVk.loadModel(nvh::findFile("media/scenes/plane.obj", defaultSearchPaths, true));
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@ -215,6 +208,7 @@ int main(int argc, char** argv)
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ImGui_ImplGlfw_NewFrame();
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ImGui::NewFrame();
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// Show UI window.
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if(helloVk.showGui())
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{
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@ -223,8 +217,7 @@ int main(int argc, char** argv)
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ImGui::Checkbox("Ray Tracer mode", &useRaytracer); // Switch between raster and ray tracing
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renderUI(helloVk);
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ImGui::Text("Application average %.3f ms/frame (%.1f FPS)",
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1000.0f / ImGui::GetIO().Framerate, ImGui::GetIO().Framerate);
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ImGui::Text("Application average %.3f ms/frame (%.1f FPS)", 1000.0f / ImGui::GetIO().Framerate, ImGui::GetIO().Framerate);
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ImGuiH::Control::Info("", "", "(F10) Toggle Pane", ImGuiH::Control::Flags::Disabled);
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ImGuiH::Panel::End();
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}
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@ -233,28 +226,29 @@ int main(int argc, char** argv)
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helloVk.prepareFrame();
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// Start command buffer of this frame
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auto curFrame = helloVk.getCurFrame();
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const vk::CommandBuffer& cmdBuf = helloVk.getCommandBuffers()[curFrame];
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auto curFrame = helloVk.getCurFrame();
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const VkCommandBuffer& cmdBuf = helloVk.getCommandBuffers()[curFrame];
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cmdBuf.begin({vk::CommandBufferUsageFlagBits::eOneTimeSubmit});
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VkCommandBufferBeginInfo beginInfo{VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO};
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beginInfo.flags = VK_COMMAND_BUFFER_USAGE_ONE_TIME_SUBMIT_BIT;
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vkBeginCommandBuffer(cmdBuf, &beginInfo);
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// Updating camera buffer
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helloVk.updateUniformBuffer(cmdBuf);
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// Clearing screen
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std::array<vk::ClearValue, 2> clearValues;
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clearValues[0].setColor(
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std::array<float, 4>({clearColor[0], clearColor[1], clearColor[2], clearColor[3]}));
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clearValues[1].setDepthStencil({1.0f, 0});
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std::array<VkClearValue, 2> clearValues{};
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clearValues[0].color = {{clearColor[0], clearColor[1], clearColor[2], clearColor[3]}};
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clearValues[1].depthStencil = {1.0f, 0};
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// Offscreen render pass
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{
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vk::RenderPassBeginInfo offscreenRenderPassBeginInfo;
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offscreenRenderPassBeginInfo.setClearValueCount(2);
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offscreenRenderPassBeginInfo.setPClearValues(clearValues.data());
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offscreenRenderPassBeginInfo.setRenderPass(helloVk.m_offscreenRenderPass);
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offscreenRenderPassBeginInfo.setFramebuffer(helloVk.m_offscreenFramebuffer);
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offscreenRenderPassBeginInfo.setRenderArea({{}, helloVk.getSize()});
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VkRenderPassBeginInfo offscreenRenderPassBeginInfo{VK_STRUCTURE_TYPE_RENDER_PASS_BEGIN_INFO};
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offscreenRenderPassBeginInfo.clearValueCount = 2;
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offscreenRenderPassBeginInfo.pClearValues = clearValues.data();
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offscreenRenderPassBeginInfo.renderPass = helloVk.m_offscreenRenderPass;
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offscreenRenderPassBeginInfo.framebuffer = helloVk.m_offscreenFramebuffer;
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offscreenRenderPassBeginInfo.renderArea = {{0, 0}, helloVk.getSize()};
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// Rendering Scene
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if(useRaytracer)
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@ -263,40 +257,40 @@ int main(int argc, char** argv)
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}
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else
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{
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cmdBuf.beginRenderPass(offscreenRenderPassBeginInfo, vk::SubpassContents::eInline);
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vkCmdBeginRenderPass(cmdBuf, &offscreenRenderPassBeginInfo, VK_SUBPASS_CONTENTS_INLINE);
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helloVk.rasterize(cmdBuf);
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cmdBuf.endRenderPass();
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vkCmdEndRenderPass(cmdBuf);
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}
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}
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// 2nd rendering pass: tone mapper, UI
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{
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vk::RenderPassBeginInfo postRenderPassBeginInfo;
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postRenderPassBeginInfo.setClearValueCount(2);
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postRenderPassBeginInfo.setPClearValues(clearValues.data());
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postRenderPassBeginInfo.setRenderPass(helloVk.getRenderPass());
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postRenderPassBeginInfo.setFramebuffer(helloVk.getFramebuffers()[curFrame]);
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postRenderPassBeginInfo.setRenderArea({{}, helloVk.getSize()});
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VkRenderPassBeginInfo postRenderPassBeginInfo{VK_STRUCTURE_TYPE_RENDER_PASS_BEGIN_INFO};
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postRenderPassBeginInfo.clearValueCount = 2;
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postRenderPassBeginInfo.pClearValues = clearValues.data();
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postRenderPassBeginInfo.renderPass = helloVk.getRenderPass();
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postRenderPassBeginInfo.framebuffer = helloVk.getFramebuffers()[curFrame];
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postRenderPassBeginInfo.renderArea = {{0, 0}, helloVk.getSize()};
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cmdBuf.beginRenderPass(postRenderPassBeginInfo, vk::SubpassContents::eInline);
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// Rendering tonemapper
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vkCmdBeginRenderPass(cmdBuf, &postRenderPassBeginInfo, VK_SUBPASS_CONTENTS_INLINE);
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helloVk.drawPost(cmdBuf);
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// Rendering UI
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ImGui::Render();
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ImGui_ImplVulkan_RenderDrawData(ImGui::GetDrawData(), cmdBuf);
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cmdBuf.endRenderPass();
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vkCmdEndRenderPass(cmdBuf);
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}
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// Submit for display
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cmdBuf.end();
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vkEndCommandBuffer(cmdBuf);
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helloVk.submitFrame();
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}
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// Cleanup
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helloVk.getDevice().waitIdle();
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vkDeviceWaitIdle(helloVk.getDevice());
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helloVk.destroyResources();
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helloVk.destroy();
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vkctx.deinit();
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glfwDestroyWindow(window);
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