1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
|
#pragma once
#include "osapi/osapi.h"
#include "RenderFrame.h"
#include <vulkan/vulkan.hpp>
#if SDL_VERSION_ATLEAST(2, 0, 6)
#define SDL_SUPPORTS_VULKAN 1
#else
#define SDL_SUPPORTS_VULKAN 0
#endif
namespace graphics {
namespace vulkan {
struct QueueIndex {
// Poor mans std::optional
bool initialized = false;
uint32_t index = 0;
};
struct PhysicalDeviceValues {
vk::PhysicalDevice device;
vk::PhysicalDeviceProperties properties;
vk::PhysicalDeviceFeatures features;
std::vector<vk::ExtensionProperties> extensions;
vk::SurfaceCapabilitiesKHR surfaceCapabilities;
std::vector<vk::SurfaceFormatKHR> surfaceFormats;
std::vector<vk::PresentModeKHR> presentModes;
std::vector<vk::QueueFamilyProperties> queueProperties;
QueueIndex graphicsQueueIndex;
QueueIndex transferQueueIndex;
QueueIndex presentQueueIndex;
};
class VulkanRenderer {
public:
explicit VulkanRenderer(std::unique_ptr<os::GraphicsOperations> graphicsOps);
bool initialize();
void flip();
void shutdown();
private:
static constexpr uint32_t MAX_FRAMES_IN_FLIGHT = 2;
bool initDisplayDevice() const;
bool initializeInstance();
bool initializeSurface();
bool pickPhysicalDevice(PhysicalDeviceValues& deviceValues);
bool createLogicalDevice(const PhysicalDeviceValues& deviceValues);
bool createSwapChain(const PhysicalDeviceValues& deviceValues);
vk::UniqueShaderModule loadShader(const SCP_string& name);
void createGraphicsPipeline();
void createRenderPass();
void createFrameBuffers();
void createCommandPool(const PhysicalDeviceValues& values);
void createPresentSyncObjects();
void drawScene(vk::Framebuffer destinationFb, vk::CommandBuffer cmdBuffer);
void acquireNextSwapChainImage();
std::unique_ptr<os::GraphicsOperations> m_graphicsOps;
vk::UniqueInstance m_vkInstance;
vk::UniqueDebugReportCallbackEXT m_debugReport;
vk::UniqueSurfaceKHR m_vkSurface;
vk::UniqueDevice m_device;
vk::Queue m_graphicsQueue;
vk::Queue m_transferQueue;
vk::Queue m_presentQueue;
vk::UniqueSwapchainKHR m_swapChain;
vk::Format m_swapChainImageFormat;
vk::Extent2D m_swapChainExtent;
SCP_vector<vk::Image> m_swapChainImages;
SCP_vector<vk::UniqueImageView> m_swapChainImageViews;
SCP_vector<vk::UniqueFramebuffer> m_swapChainFramebuffers;
SCP_vector<RenderFrame*> m_swapChainImageRenderImage;
uint32_t m_currentSwapChainImage = 0;
vk::UniqueRenderPass m_renderPass;
vk::UniquePipelineLayout m_pipelineLayout;
vk::UniquePipeline m_graphicsPipeline;
uint32_t m_currentFrame = 0;
std::array<std::unique_ptr<RenderFrame>, MAX_FRAMES_IN_FLIGHT> m_frames;
vk::UniqueCommandPool m_graphicsCommandPool;
#if SDL_SUPPORTS_VULKAN
bool m_debugReportEnabled = false;
#endif
};
} // namespace vulkan
} // namespace graphics
|
