Initial commit

2026-10-20 19:07:01 +02:00 · 2026-07-16 10:21:41 +02:00
commit 147188b143
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+#ifndef EMULATOR_SRC_GRAPHICS_HOST_GPU_RENDERER_FRAMEBUFFERCACHE_H_
+#define EMULATOR_SRC_GRAPHICS_HOST_GPU_RENDERER_FRAMEBUFFERCACHE_H_
+
+#include "common/abi.h"
+#include "common/assert.h"
+#include "common/common.h"
+#include "common/threads.h"
+#include "graphics/host_gpu/graphicContext.h"
+#include "graphics/host_gpu/renderer/renderState.h"
+
+#include <vector>
+#include <vulkan/vulkan_core.h>
+
+namespace Libs::Graphics {
+
+static constexpr VkImageLayout RENDER_COLOR_IMAGE_LAYOUT = VK_IMAGE_LAYOUT_GENERAL;
+
+struct VulkanFramebuffer {
+	VkRenderPass  render_pass                                = nullptr;
+	uint64_t      render_pass_id                             = 0;
+	VkFramebuffer framebuffer                                = nullptr;
+	VkImageLayout color_layout[RENDER_COLOR_ATTACHMENTS_MAX] = {};
+	VkImageLayout depth_layout = VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL;
+};
+
+inline uint64_t render_pass_compat_id(uint32_t color_count, const VkFormat* color_formats,
+                                      bool with_depth, VkFormat depth_format,
+                                      VkImageLayout depth_layout) {
+	uint64_t id  = 0xcbf29ce484222325ull;
+	auto     mix = [&id](uint64_t v) {
+		id ^= v;
+		id *= 0x100000001b3ull;
+	};
+
+	mix(color_count);
+	for (uint32_t i = 0; i < color_count; i++) {
+		mix(static_cast<uint32_t>(color_formats[i]));
+	}
+	mix(with_depth ? 1u : 0u);
+	mix(static_cast<uint32_t>(depth_format));
+	mix(static_cast<uint32_t>(depth_layout));
+	mix(VK_SAMPLE_COUNT_1_BIT);
+
+	return id;
+}
+
+class FramebufferCache {
+public:
+	FramebufferCache() { EXIT_NOT_IMPLEMENTED(!Common::Thread::IsMainThread()); }
+	virtual ~FramebufferCache() { KYTY_NOT_IMPLEMENTED; }
+	KYTY_CLASS_NO_COPY(FramebufferCache);
+
+	VulkanFramebuffer* CreateFramebuffer(RenderColorInfo* colors, uint32_t color_count,
+	                                     RenderDepthInfo* depth);
+	void               FreeFramebufferByColor(VulkanImage* image);
+	void               FreeFramebufferByDepth(DepthStencilVulkanImage* image);
+
+private:
+	VideoOutVulkanImage* CreateDummyBuffer(VkFormat format, uint32_t width, uint32_t height);
+
+	struct Framebuffer {
+		VulkanFramebuffer* framebuffer                                      = nullptr;
+		uint64_t           image_id[RENDER_COLOR_ATTACHMENTS_MAX]           = {};
+		VkImageView        color_view[RENDER_COLOR_ATTACHMENTS_MAX]         = {};
+		uint64_t           depth_id                                         = 0;
+		bool               color_clear_enable[RENDER_COLOR_ATTACHMENTS_MAX] = {};
+		VkImageLayout      color_layout[RENDER_COLOR_ATTACHMENTS_MAX]       = {};
+		bool               depth_clear_enable                               = false;
+		bool               stencil_clear_enable                             = false;
+		bool               depth_read_only                                  = false;
+	};
+
+	Common::Mutex                     m_mutex;
+	std::vector<Framebuffer>          m_framebuffers;
+	std::vector<VideoOutVulkanImage*> m_dummy_buffers;
+};
+
+} // namespace Libs::Graphics
+
+#endif // EMULATOR_SRC_GRAPHICS_HOST_GPU_RENDERER_FRAMEBUFFERCACHE_H_