Nick Fisher
109 lines
2.8 KiB
C++
109 lines
2.8 KiB
C++
#pragma once
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#include "d3d_context.h"
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#include "vulkan_texture.h"
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#include "utils.h"
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#include <fstream>
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#include <iostream>
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#include <thread>
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#include <chrono>
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#include <vector>
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#include <string>
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#include <functional>
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#include <iostream>
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#include <memory>
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#include <thread>
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#include <mutex>
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#include <Windows.h>
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#include "filament/backend/Platform.h"
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#include "filament/backend/platforms/VulkanPlatform.h"
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#include "import.h"
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namespace thermion::windows::vulkan {
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class TVulkanPlatform : public filament::backend::VulkanPlatform {
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public:
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TVulkanPlatform() {
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_customization.gpu.index = 0;
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}
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virtual VulkanPlatform::Customization getCustomization() const noexcept override {
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return _customization;
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}
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SwapChainPtr createSwapChain(void* nativeWindow, uint64_t flags,
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VkExtent2D extent = {0, 0}) override {
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std::lock_guard lock(mutex);
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current = filament::backend::VulkanPlatform::createSwapChain(nativeWindow, flags, extent);
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std::cout << "Created swap chain with flags " << flags << std::endl;
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return current;
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}
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void destroy(SwapChainPtr handle) override {
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std::lock_guard lock(mutex);
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current = nullptr;
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std::cout << "Destroyed swap chain" << std::endl;
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}
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VkResult present(SwapChainPtr handle, uint32_t index, VkSemaphore finishedDrawing) override {
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auto result = filament::backend::VulkanPlatform::present(handle, index, finishedDrawing);
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currentColorIndex = index;
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return result;
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}
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SwapChainPtr current;
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std::mutex mutex;
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uint32_t currentColorIndex = 0;
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private:
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filament::backend::VulkanPlatform::Customization _customization;
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};
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class EMSCRIPTEN_KEEPALIVE ThermionVulkanContext {
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public:
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ThermionVulkanContext();
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void* GetSharedContext();
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HANDLE CreateRenderingSurface(uint32_t width, uint32_t height, uint32_t left, uint32_t top);
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void DestroyRenderingSurface(HANDLE handle);
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void ResizeRenderingSurface(uint32_t width, uint32_t height, uint32_t left, uint32_t top);
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void Flush();
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filament::backend::VulkanPlatform *GetPlatform() {
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return _platform;
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}
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void BlitFromSwapchain();
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void readPixelsFromImage(
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uint32_t width,
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uint32_t height,
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std::vector<uint8_t>& outPixels
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);
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private:
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VkInstance instance = VK_NULL_HANDLE;
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VkPhysicalDevice physicalDevice = VK_NULL_HANDLE;
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VkDevice device = VK_NULL_HANDLE;
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VkCommandPool commandPool = VK_NULL_HANDLE;
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VkQueue queue = VK_NULL_HANDLE;
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std::unique_ptr<thermion::windows::d3d::D3DContext> _d3dContext;
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std::vector<std::unique_ptr<thermion::windows::d3d::D3DTexture>> _d3dTextures;
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std::vector<std::unique_ptr<thermion::windows::vulkan::VulkanTexture>> _vulkanTextures;
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TVulkanPlatform *_platform;
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};
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}
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