# SDL_GPUVertexInputRate Specifies the rate at which vertex attributes are pulled from buffers. ## Header File Defined in [](https://github.com/libsdl-org/SDL/blob/main/include/SDL3/SDL_gpu.h) ## Syntax ```c typedef enum SDL_GPUVertexInputRate { SDL_GPU_VERTEXINPUTRATE_VERTEX, /**< Attribute addressing is a function of the vertex index. */ SDL_GPU_VERTEXINPUTRATE_INSTANCE /**< Attribute addressing is a function of the instance index. */ } SDL_GPUVertexInputRate; ``` ## Version This enum is available since SDL 3.2.0. ## See Also - [SDL_CreateGPUGraphicsPipeline](SDL_CreateGPUGraphicsPipeline) ---- [CategoryAPI](CategoryAPI), [CategoryAPIEnum](CategoryAPIEnum), [CategoryGPU](CategoryGPU)