Adding template project and correct name

2026-07-19 22:15:13 -05:00
commit 718156d516
90 changed files with 71513 additions and 0 deletions
--- a/vendor/rmlui_backend/RmlUi_Renderer_SDL_GPU.h
+++ b/vendor/rmlui_backend/RmlUi_Renderer_SDL_GPU.h
@@ -0,0 +1,122 @@
+#pragma once
+
+#include <RmlUi/Core/RenderInterface.h>
+#include <RmlUi/Core/Types.h>
+#include <SDL3/SDL.h>
+
+class RenderInterface_SDL_GPU : public Rml::RenderInterface {
+public:
+	RenderInterface_SDL_GPU(SDL_GPUDevice* device, SDL_Window* window);
+	void Shutdown();
+	void BeginFrame(SDL_GPUCommandBuffer* command_buffer, SDL_GPUTexture* swapchain_texture, uint32_t width, uint32_t height);
+	void EndFrame();
+	Rml::CompiledGeometryHandle CompileGeometry(Rml::Span<const Rml::Vertex> vertices, Rml::Span<const int> indices) override;
+	void ReleaseGeometry(Rml::CompiledGeometryHandle geometry) override;
+	void RenderGeometry(Rml::CompiledGeometryHandle handle, Rml::Vector2f translation, Rml::TextureHandle texture) override;
+	Rml::TextureHandle LoadTexture(Rml::Vector2i& texture_dimensions, const Rml::String& source) override;
+	Rml::TextureHandle GenerateTexture(Rml::Span<const Rml::byte> source, Rml::Vector2i source_dimensions) override;
+	void ReleaseTexture(Rml::TextureHandle texture_handle) override;
+	void EnableScissorRegion(bool enable) override;
+	void SetScissorRegion(Rml::Rectanglei region) override;
+	void SetTransform(const Rml::Matrix4f* new_transform) override;
+
+private:
+	SDL_GPUDevice* device;
+	SDL_Window* window;
+	SDL_GPUGraphicsPipeline* texture_pipeline;
+	SDL_GPUGraphicsPipeline* color_pipeline;
+	SDL_GPUSampler* linear_sampler;
+	SDL_GPUCommandBuffer* command_buffer;
+	SDL_GPUTexture* swapchain_texture;
+	uint32_t swapchain_width;
+	uint32_t swapchain_height;
+	SDL_GPURenderPass* render_pass;
+	SDL_GPUCopyPass* copy_pass;
+	SDL_Rect scissor;
+	Rml::Matrix4f transform;
+	Rml::Matrix4f proj;
+
+	struct Command {
+		virtual ~Command() = default;
+		virtual void Update(RenderInterface_SDL_GPU& interface) = 0;
+	};
+
+	struct EnableScissorRegionCommand : Command {
+		EnableScissorRegionCommand(bool enable) : enable(enable) {}
+		void Update(RenderInterface_SDL_GPU& interface) override;
+
+		bool enable;
+	};
+
+	struct SetScissorRegionCommand : Command {
+		SetScissorRegionCommand(Rml::Rectanglei region) : region(region) {}
+		void Update(RenderInterface_SDL_GPU& interface) override;
+
+		Rml::Rectanglei region;
+	};
+
+	struct RenderGeometryCommand : Command {
+		RenderGeometryCommand(Rml::CompiledGeometryHandle handle, Rml::Vector2f translation, Rml::TextureHandle texture) :
+			handle(handle), translation(translation), texture(texture)
+		{}
+		void Update(RenderInterface_SDL_GPU& interface) override;
+
+		Rml::CompiledGeometryHandle handle;
+		Rml::Vector2f translation;
+		Rml::TextureHandle texture;
+	};
+
+	struct ReleaseGeometryCommand : Command {
+		ReleaseGeometryCommand(Rml::CompiledGeometryHandle handle) : handle(handle) {}
+		void Update(RenderInterface_SDL_GPU& interface) override;
+
+		Rml::CompiledGeometryHandle handle;
+	};
+
+	struct ReleaseTextureCommand : Command {
+		ReleaseTextureCommand(Rml::TextureHandle handle) : handle(handle) {}
+		void Update(RenderInterface_SDL_GPU& interface) override;
+
+		Rml::TextureHandle handle;
+	};
+
+	struct SetTransformCommand : Command {
+		SetTransformCommand(const Rml::Matrix4f* new_transform);
+		void Update(RenderInterface_SDL_GPU& interface) override;
+
+		Rml::Matrix4f transform;
+		bool has_transform;
+	};
+
+	friend struct EnableScissorRegionCommand;
+	friend struct SetScissorRegionCommand;
+	friend struct RenderGeometryCommand;
+	friend struct ReleaseGeometryCommand;
+	friend struct ReleaseTextureCommand;
+	friend struct SetTransformCommand;
+
+	struct Buffer {
+		SDL_GPUTransferBuffer* transfer_buffer;
+		SDL_GPUBuffer* buffer;
+		SDL_GPUBufferUsageFlags usage;
+		int capacity;
+		bool in_use;
+	};
+
+	struct GeometryView {
+		Buffer* vertex_buffer;
+		Buffer* index_buffer;
+		int num_indices;
+	};
+
+	// List of ordered render commands
+	Rml::Vector<Rml::UniquePtr<Command>> commands;
+
+	// Sorted vertex/index buffers by capacities
+	Rml::Vector<Rml::UniquePtr<Buffer>> buffers;
+
+	void CreatePipelines();
+	bool BeginCopyPass();
+	bool BeginRenderPass();
+	Buffer* RequestBuffer(int capacity, SDL_GPUBufferUsageFlags usage);
+};