670 lines
17 KiB
C
670 lines
17 KiB
C
/* Refresh - XNA-inspired 3D Graphics Library with modern capabilities
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*
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* Copyright (c) 2020 Evan Hemsley
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*
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* This software is provided 'as-is', without any express or implied warranty.
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* In no event will the authors be held liable for any damages arising from
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* the use of this software.
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*
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* Permission is granted to anyone to use this software for any purpose,
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* including commercial applications, and to alter it and redistribute it
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* freely, subject to the following restrictions:
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*
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* 1. The origin of this software must not be misrepresented; you must not
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* claim that you wrote the original software. If you use this software in a
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* product, an acknowledgment in the product documentation would be
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* appreciated but is not required.
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*
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* 2. Altered source versions must be plainly marked as such, and must not be
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* misrepresented as being the original software.
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*
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* 3. This notice may not be removed or altered from any source distribution.
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*
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* Evan "cosmonaut" Hemsley <evan@moonside.games>
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*
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*/
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#ifndef REFRESH_DRIVER_H
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#define REFRESH_DRIVER_H
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#include "Refresh.h"
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/* Windows/Visual Studio cruft */
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#ifdef _WIN32
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#define inline __inline
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#endif
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/* Logging */
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#ifdef __cplusplus
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extern "C" {
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#endif
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void Refresh_LogInfo(const char *fmt, ...);
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void Refresh_LogWarn(const char *fmt, ...);
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void Refresh_LogError(const char *fmt, ...);
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#ifdef __cplusplus
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}
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#endif
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/* Internal Helper Utilities */
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static inline uint32_t Texture_GetFormatSize(
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Refresh_TextureFormat format
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) {
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switch (format)
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{
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case REFRESH_TEXTUREFORMAT_BC1:
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return 8;
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case REFRESH_TEXTUREFORMAT_BC2:
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case REFRESH_TEXTUREFORMAT_BC3:
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case REFRESH_TEXTUREFORMAT_BC7:
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return 16;
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case REFRESH_TEXTUREFORMAT_R8:
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case REFRESH_TEXTUREFORMAT_R8_UINT:
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return 1;
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case REFRESH_TEXTUREFORMAT_R5G6B5:
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case REFRESH_TEXTUREFORMAT_B4G4R4A4:
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case REFRESH_TEXTUREFORMAT_A1R5G5B5:
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case REFRESH_TEXTUREFORMAT_R16_SFLOAT:
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case REFRESH_TEXTUREFORMAT_R8G8_SNORM:
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case REFRESH_TEXTUREFORMAT_R8G8_UINT:
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case REFRESH_TEXTUREFORMAT_R16_UINT:
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return 2;
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case REFRESH_TEXTUREFORMAT_R8G8B8A8:
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case REFRESH_TEXTUREFORMAT_R32_SFLOAT:
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case REFRESH_TEXTUREFORMAT_R16G16_SFLOAT:
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case REFRESH_TEXTUREFORMAT_R8G8B8A8_SNORM:
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case REFRESH_TEXTUREFORMAT_A2R10G10B10:
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case REFRESH_TEXTUREFORMAT_R8G8B8A8_UINT:
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case REFRESH_TEXTUREFORMAT_R16G16_UINT:
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return 4;
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case REFRESH_TEXTUREFORMAT_R16G16B16A16_SFLOAT:
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case REFRESH_TEXTUREFORMAT_R16G16B16A16:
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case REFRESH_TEXTUREFORMAT_R32G32_SFLOAT:
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case REFRESH_TEXTUREFORMAT_R16G16B16A16_UINT:
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return 8;
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case REFRESH_TEXTUREFORMAT_R32G32B32A32_SFLOAT:
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return 16;
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default:
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Refresh_LogError(
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"Unrecognized SurfaceFormat!"
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);
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return 0;
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}
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}
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static inline uint32_t PrimitiveVerts(
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Refresh_PrimitiveType primitiveType,
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uint32_t primitiveCount
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) {
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switch (primitiveType)
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{
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case REFRESH_PRIMITIVETYPE_TRIANGLELIST:
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return primitiveCount * 3;
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case REFRESH_PRIMITIVETYPE_TRIANGLESTRIP:
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return primitiveCount + 2;
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case REFRESH_PRIMITIVETYPE_LINELIST:
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return primitiveCount * 2;
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case REFRESH_PRIMITIVETYPE_LINESTRIP:
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return primitiveCount + 1;
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case REFRESH_PRIMITIVETYPE_POINTLIST:
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return primitiveCount;
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default:
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Refresh_LogError(
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"Unrecognized primitive type!"
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);
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return 0;
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}
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}
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static inline uint32_t IndexSize(Refresh_IndexElementSize size)
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{
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return (size == REFRESH_INDEXELEMENTSIZE_16BIT) ? 2 : 4;
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}
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static inline uint32_t BytesPerRow(
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int32_t width,
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Refresh_TextureFormat format
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) {
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uint32_t blocksPerRow = width;
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if ( format == REFRESH_TEXTUREFORMAT_BC1 ||
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format == REFRESH_TEXTUREFORMAT_BC2 ||
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format == REFRESH_TEXTUREFORMAT_BC3 ||
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format == REFRESH_TEXTUREFORMAT_BC7 )
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{
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blocksPerRow = (width + 3) / 4;
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}
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return blocksPerRow * Texture_GetFormatSize(format);
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}
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static inline int32_t BytesPerImage(
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uint32_t width,
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uint32_t height,
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Refresh_TextureFormat format
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) {
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uint32_t blocksPerRow = width;
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uint32_t blocksPerColumn = height;
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if ( format == REFRESH_TEXTUREFORMAT_BC1 ||
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format == REFRESH_TEXTUREFORMAT_BC2 ||
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format == REFRESH_TEXTUREFORMAT_BC3 ||
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format == REFRESH_TEXTUREFORMAT_BC7 )
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{
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blocksPerRow = (width + 3) / 4;
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blocksPerColumn = (height + 3) / 4;
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}
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return blocksPerRow * blocksPerColumn * Texture_GetFormatSize(format);
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}
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/* XNA GraphicsDevice Limits */
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/* TODO: can these be adjusted for modern low-end? */
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#define MAX_TEXTURE_SAMPLERS 16
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#define MAX_VERTEXTEXTURE_SAMPLERS 4
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#define MAX_TOTAL_SAMPLERS (MAX_TEXTURE_SAMPLERS + MAX_VERTEXTEXTURE_SAMPLERS)
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#define MAX_BUFFER_BINDINGS 16
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#define MAX_COLOR_TARGET_BINDINGS 4
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#define MAX_PRESENT_COUNT 16
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/* Refresh_Device Definition */
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typedef struct Refresh_Renderer Refresh_Renderer;
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struct Refresh_Device
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{
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/* Quit */
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void (*DestroyDevice)(Refresh_Device *device);
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/* State Creation */
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Refresh_ComputePipeline* (*CreateComputePipeline)(
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Refresh_Renderer *driverData,
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Refresh_ComputeShaderInfo *computeShaderInfo
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);
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Refresh_GraphicsPipeline* (*CreateGraphicsPipeline)(
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Refresh_Renderer *driverData,
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Refresh_GraphicsPipelineCreateInfo *pipelineCreateInfo
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);
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Refresh_Sampler* (*CreateSampler)(
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Refresh_Renderer *driverData,
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Refresh_SamplerStateCreateInfo *samplerStateCreateInfo
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);
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Refresh_ShaderModule* (*CreateShaderModule)(
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Refresh_Renderer *driverData,
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Refresh_ShaderModuleCreateInfo *shaderModuleCreateInfo
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);
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Refresh_Texture* (*CreateTexture)(
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Refresh_Renderer *driverData,
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Refresh_TextureCreateInfo *textureCreateInfo
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);
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Refresh_GpuBuffer* (*CreateGpuBuffer)(
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Refresh_Renderer *driverData,
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Refresh_BufferUsageFlags usageFlags,
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uint32_t sizeInBytes
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);
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Refresh_TransferBuffer* (*CreateTransferBuffer)(
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Refresh_Renderer *driverData,
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uint32_t sizeInBytes
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);
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/* Disposal */
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void (*QueueDestroyTexture)(
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Refresh_Renderer *driverData,
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Refresh_Texture *texture
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);
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void (*QueueDestroySampler)(
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Refresh_Renderer *driverData,
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Refresh_Sampler *sampler
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);
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void (*QueueDestroyGpuBuffer)(
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Refresh_Renderer *driverData,
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Refresh_GpuBuffer *gpuBuffer
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);
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void (*QueueDestroyTransferBuffer)(
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Refresh_Renderer *driverData,
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Refresh_TransferBuffer *transferBuffer
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);
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void (*QueueDestroyShaderModule)(
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Refresh_Renderer *driverData,
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Refresh_ShaderModule *shaderModule
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);
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void (*QueueDestroyComputePipeline)(
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Refresh_Renderer *driverData,
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Refresh_ComputePipeline *computePipeline
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);
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void (*QueueDestroyGraphicsPipeline)(
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Refresh_Renderer *driverData,
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Refresh_GraphicsPipeline *graphicsPipeline
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);
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/* Render Pass */
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void (*BeginRenderPass)(
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Refresh_Renderer *driverData,
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Refresh_CommandBuffer *commandBuffer,
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Refresh_ColorAttachmentInfo *colorAttachmentInfos,
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uint32_t colorAttachmentCount,
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Refresh_DepthStencilAttachmentInfo *depthStencilAttachmentInfo
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);
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void (*BindGraphicsPipeline)(
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Refresh_Renderer *driverData,
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Refresh_CommandBuffer *commandBuffer,
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Refresh_GraphicsPipeline *graphicsPipeline
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);
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void (*SetViewport)(
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Refresh_Renderer *driverData,
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Refresh_CommandBuffer *commandBuffer,
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Refresh_Viewport *viewport
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);
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void (*SetScissor)(
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Refresh_Renderer *driverData,
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Refresh_CommandBuffer *commandBuffer,
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Refresh_Rect *scissor
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);
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void (*BindVertexBuffers)(
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Refresh_Renderer *driverData,
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Refresh_CommandBuffer *commandBuffer,
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uint32_t firstBinding,
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uint32_t bindingCount,
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Refresh_BufferBinding *pBindings
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);
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void (*BindIndexBuffer)(
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Refresh_Renderer *driverData,
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Refresh_CommandBuffer *commandBuffer,
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Refresh_BufferBinding *pBinding,
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Refresh_IndexElementSize indexElementSize
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);
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void (*BindVertexSamplers)(
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Refresh_Renderer *driverData,
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Refresh_CommandBuffer *commandBuffer,
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Refresh_TextureSamplerBinding *pBindings
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);
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void (*BindFragmentSamplers)(
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Refresh_Renderer *driverData,
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Refresh_CommandBuffer *commandBuffer,
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Refresh_TextureSamplerBinding *pBindings
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);
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void (*PushVertexShaderUniforms)(
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Refresh_Renderer *driverData,
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Refresh_CommandBuffer *commandBuffer,
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void *data,
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uint32_t dataLengthInBytes
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);
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void (*PushFragmentShaderUniforms)(
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Refresh_Renderer *driverData,
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Refresh_CommandBuffer *commandBuffer,
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void *data,
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uint32_t dataLengthInBytes
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);
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void (*DrawInstancedPrimitives)(
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Refresh_Renderer *driverData,
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Refresh_CommandBuffer *commandBuffer,
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uint32_t baseVertex,
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uint32_t startIndex,
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uint32_t primitiveCount,
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uint32_t instanceCount
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);
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void (*DrawIndexedPrimitives)(
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Refresh_Renderer *driverData,
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Refresh_CommandBuffer *commandBuffer,
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uint32_t baseVertex,
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uint32_t startIndex,
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uint32_t primitiveCount
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);
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void (*DrawPrimitives)(
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Refresh_Renderer *driverData,
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Refresh_CommandBuffer *commandBuffer,
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uint32_t vertexStart,
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uint32_t primitiveCount
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);
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void (*DrawPrimitivesIndirect)(
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Refresh_Renderer *driverData,
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Refresh_CommandBuffer *commandBuffer,
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Refresh_GpuBuffer *gpuBuffer,
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uint32_t offsetInBytes,
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uint32_t drawCount,
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uint32_t stride
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);
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void (*EndRenderPass)(
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Refresh_Renderer *driverData,
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Refresh_CommandBuffer *commandBuffer
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);
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/* Compute Pass */
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void (*BeginComputePass)(
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Refresh_Renderer *driverData,
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Refresh_CommandBuffer *commandBuffer
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);
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void (*BindComputePipeline)(
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Refresh_Renderer *driverData,
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Refresh_CommandBuffer *commandBuffer,
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Refresh_ComputePipeline *computePipeline
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);
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void (*BindComputeBuffers)(
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Refresh_Renderer *driverData,
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Refresh_CommandBuffer *commandBuffer,
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Refresh_ComputeBufferBinding *pBindings
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);
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void (*BindComputeTextures)(
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Refresh_Renderer *driverData,
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Refresh_CommandBuffer *commandBuffer,
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Refresh_ComputeTextureBinding *pBindings
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);
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void (*PushComputeShaderUniforms)(
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Refresh_Renderer *driverData,
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Refresh_CommandBuffer *commandBuffer,
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void *data,
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uint32_t dataLengthInBytes
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);
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void (*DispatchCompute)(
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Refresh_Renderer *device,
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Refresh_CommandBuffer *commandBuffer,
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uint32_t groupCountX,
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uint32_t groupCountY,
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uint32_t groupCountZ
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);
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void (*EndComputePass)(
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Refresh_Renderer *driverData,
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Refresh_CommandBuffer *commandBuffer
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);
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/* TransferBuffer Set/Get */
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void (*SetTransferData)(
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Refresh_Renderer *driverData,
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void* data,
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Refresh_TransferBuffer *transferBuffer,
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Refresh_BufferCopy *copyParams,
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Refresh_TransferOptions transferOption
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);
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void (*GetTransferData)(
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Refresh_Renderer *driverData,
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Refresh_TransferBuffer *transferBuffer,
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void* data,
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Refresh_BufferCopy *copyParams
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);
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/* Copy Pass */
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void (*BeginCopyPass)(
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Refresh_Renderer *driverData,
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Refresh_CommandBuffer *commandBuffer
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);
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void (*UploadToTexture)(
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Refresh_Renderer *driverData,
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Refresh_CommandBuffer *commandBuffer,
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Refresh_TransferBuffer *transferBuffer,
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Refresh_TextureRegion *textureSlice,
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Refresh_BufferImageCopy *copyParams,
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Refresh_WriteOptions writeOption
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);
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void (*UploadToBuffer)(
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Refresh_Renderer *driverData,
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Refresh_CommandBuffer *commandBuffer,
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Refresh_TransferBuffer *transferBuffer,
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Refresh_GpuBuffer *gpuBuffer,
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Refresh_BufferCopy *copyParams,
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Refresh_WriteOptions writeOption
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);
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void (*DownloadFromTexture)(
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Refresh_Renderer *driverData,
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Refresh_CommandBuffer *commandBuffer,
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Refresh_TextureRegion *textureSlice,
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Refresh_TransferBuffer *transferBuffer,
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Refresh_BufferImageCopy *copyParams,
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Refresh_TransferOptions transferOption
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);
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void (*DownloadFromBuffer)(
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Refresh_Renderer *driverData,
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Refresh_CommandBuffer *commandBuffer,
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Refresh_GpuBuffer *gpuBuffer,
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Refresh_TransferBuffer *transferBuffer,
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Refresh_BufferCopy *copyParams,
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Refresh_TransferOptions transferOption
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);
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void (*CopyTextureToTexture)(
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Refresh_Renderer *driverData,
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Refresh_CommandBuffer *commandBuffer,
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Refresh_TextureRegion *source,
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Refresh_TextureRegion *destination,
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Refresh_WriteOptions writeOption
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);
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void (*CopyTextureToBuffer)(
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Refresh_Renderer *driverData,
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Refresh_CommandBuffer *commandBuffer,
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Refresh_TextureRegion *textureSlice,
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Refresh_GpuBuffer *gpuBuffer,
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Refresh_BufferImageCopy *copyParams,
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Refresh_WriteOptions writeOption
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);
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void (*CopyBufferToTexture)(
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Refresh_Renderer *driverData,
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Refresh_CommandBuffer *commandBuffer,
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Refresh_GpuBuffer *gpuBuffer,
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Refresh_TextureRegion *textureSlice,
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Refresh_BufferImageCopy *copyParams,
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Refresh_WriteOptions writeOption
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);
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void (*CopyBufferToBuffer)(
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Refresh_Renderer *driverData,
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Refresh_CommandBuffer *commandBuffer,
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Refresh_GpuBuffer *source,
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Refresh_GpuBuffer *destination,
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Refresh_BufferCopy *copyParams,
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Refresh_WriteOptions writeOption
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);
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void (*GenerateMipmaps)(
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Refresh_Renderer *driverData,
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Refresh_CommandBuffer *commandBuffer,
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Refresh_Texture *texture
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);
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void (*EndCopyPass)(
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Refresh_Renderer *driverData,
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Refresh_CommandBuffer *commandBuffer
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);
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/* Submission/Presentation */
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uint8_t (*ClaimWindow)(
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Refresh_Renderer *driverData,
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void *windowHandle,
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Refresh_PresentMode presentMode
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);
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void (*UnclaimWindow)(
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Refresh_Renderer *driverData,
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void *windowHandle
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);
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void (*SetSwapchainPresentMode)(
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Refresh_Renderer *driverData,
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void *windowHandle,
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Refresh_PresentMode presentMode
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);
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Refresh_TextureFormat (*GetSwapchainFormat)(
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Refresh_Renderer *driverData,
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void *windowHandle
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);
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Refresh_CommandBuffer* (*AcquireCommandBuffer)(
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Refresh_Renderer *driverData
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);
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Refresh_Texture* (*AcquireSwapchainTexture)(
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Refresh_Renderer *driverData,
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Refresh_CommandBuffer *commandBuffer,
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void *windowHandle,
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uint32_t *pWidth,
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uint32_t *pHeight
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);
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void (*Submit)(
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Refresh_Renderer *driverData,
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Refresh_CommandBuffer *commandBuffer
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);
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Refresh_Fence* (*SubmitAndAcquireFence)(
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Refresh_Renderer *driverData,
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Refresh_CommandBuffer *commandBuffer
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);
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void (*Wait)(
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Refresh_Renderer *driverData
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);
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void (*WaitForFences)(
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Refresh_Renderer *driverData,
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uint8_t waitAll,
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uint32_t fenceCount,
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Refresh_Fence **pFences
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);
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int (*QueryFence)(
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Refresh_Renderer *driverData,
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Refresh_Fence *fence
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);
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void (*ReleaseFence)(
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Refresh_Renderer *driverData,
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Refresh_Fence *fence
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);
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/* Opaque pointer for the Driver */
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Refresh_Renderer *driverData;
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};
|
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|
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#define ASSIGN_DRIVER_FUNC(func, name) \
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result->func = name##_##func;
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#define ASSIGN_DRIVER(name) \
|
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ASSIGN_DRIVER_FUNC(DestroyDevice, name) \
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ASSIGN_DRIVER_FUNC(CreateComputePipeline, name) \
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ASSIGN_DRIVER_FUNC(CreateGraphicsPipeline, name) \
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ASSIGN_DRIVER_FUNC(CreateSampler, name) \
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ASSIGN_DRIVER_FUNC(CreateShaderModule, name) \
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ASSIGN_DRIVER_FUNC(CreateTexture, name) \
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ASSIGN_DRIVER_FUNC(CreateGpuBuffer, name) \
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ASSIGN_DRIVER_FUNC(CreateTransferBuffer, name) \
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ASSIGN_DRIVER_FUNC(QueueDestroyTexture, name) \
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ASSIGN_DRIVER_FUNC(QueueDestroySampler, name) \
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ASSIGN_DRIVER_FUNC(QueueDestroyGpuBuffer, name) \
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ASSIGN_DRIVER_FUNC(QueueDestroyTransferBuffer, name) \
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ASSIGN_DRIVER_FUNC(QueueDestroyShaderModule, name) \
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ASSIGN_DRIVER_FUNC(QueueDestroyComputePipeline, name) \
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ASSIGN_DRIVER_FUNC(QueueDestroyGraphicsPipeline, name) \
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ASSIGN_DRIVER_FUNC(BeginRenderPass, name) \
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ASSIGN_DRIVER_FUNC(BindGraphicsPipeline, name) \
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ASSIGN_DRIVER_FUNC(SetViewport, name) \
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ASSIGN_DRIVER_FUNC(SetScissor, name) \
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ASSIGN_DRIVER_FUNC(BindVertexBuffers, name) \
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ASSIGN_DRIVER_FUNC(BindIndexBuffer, name) \
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ASSIGN_DRIVER_FUNC(BindVertexSamplers, name) \
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ASSIGN_DRIVER_FUNC(BindFragmentSamplers, name) \
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ASSIGN_DRIVER_FUNC(PushVertexShaderUniforms, name) \
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ASSIGN_DRIVER_FUNC(PushFragmentShaderUniforms, name) \
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ASSIGN_DRIVER_FUNC(DrawInstancedPrimitives, name) \
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ASSIGN_DRIVER_FUNC(DrawIndexedPrimitives, name) \
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ASSIGN_DRIVER_FUNC(DrawPrimitives, name) \
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ASSIGN_DRIVER_FUNC(DrawPrimitivesIndirect, name) \
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ASSIGN_DRIVER_FUNC(EndRenderPass, name) \
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ASSIGN_DRIVER_FUNC(BeginComputePass, name) \
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ASSIGN_DRIVER_FUNC(BindComputePipeline, name) \
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ASSIGN_DRIVER_FUNC(BindComputeBuffers, name) \
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ASSIGN_DRIVER_FUNC(BindComputeTextures, name) \
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ASSIGN_DRIVER_FUNC(PushComputeShaderUniforms, name) \
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ASSIGN_DRIVER_FUNC(DispatchCompute, name) \
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ASSIGN_DRIVER_FUNC(EndComputePass, name) \
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ASSIGN_DRIVER_FUNC(SetTransferData, name) \
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ASSIGN_DRIVER_FUNC(GetTransferData, name) \
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ASSIGN_DRIVER_FUNC(BeginCopyPass, name) \
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ASSIGN_DRIVER_FUNC(UploadToTexture, name) \
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ASSIGN_DRIVER_FUNC(UploadToBuffer, name) \
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ASSIGN_DRIVER_FUNC(DownloadFromTexture, name) \
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ASSIGN_DRIVER_FUNC(DownloadFromBuffer, name) \
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ASSIGN_DRIVER_FUNC(CopyTextureToTexture, name) \
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ASSIGN_DRIVER_FUNC(CopyTextureToBuffer, name) \
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ASSIGN_DRIVER_FUNC(CopyBufferToTexture, name) \
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ASSIGN_DRIVER_FUNC(CopyBufferToBuffer, name) \
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ASSIGN_DRIVER_FUNC(GenerateMipmaps, name) \
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ASSIGN_DRIVER_FUNC(EndCopyPass, name) \
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|
ASSIGN_DRIVER_FUNC(ClaimWindow, name) \
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ASSIGN_DRIVER_FUNC(UnclaimWindow, name) \
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|
ASSIGN_DRIVER_FUNC(SetSwapchainPresentMode, name) \
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|
ASSIGN_DRIVER_FUNC(GetSwapchainFormat, name) \
|
|
ASSIGN_DRIVER_FUNC(AcquireCommandBuffer, name) \
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|
ASSIGN_DRIVER_FUNC(AcquireSwapchainTexture, name) \
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|
ASSIGN_DRIVER_FUNC(Submit, name) \
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|
ASSIGN_DRIVER_FUNC(SubmitAndAcquireFence, name) \
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|
ASSIGN_DRIVER_FUNC(Wait, name) \
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|
ASSIGN_DRIVER_FUNC(WaitForFences, name) \
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|
ASSIGN_DRIVER_FUNC(QueryFence, name) \
|
|
ASSIGN_DRIVER_FUNC(ReleaseFence, name)
|
|
|
|
typedef struct Refresh_Driver
|
|
{
|
|
const char *Name;
|
|
uint8_t (*PrepareDriver)(uint32_t *flags);
|
|
Refresh_Device* (*CreateDevice)(
|
|
uint8_t debugMode
|
|
);
|
|
} Refresh_Driver;
|
|
|
|
extern Refresh_Driver VulkanDriver;
|
|
extern Refresh_Driver D3D11Driver;
|
|
extern Refresh_Driver PS5Driver;
|
|
|
|
#endif /* REFRESH_DRIVER_H */
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|
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/* vim: set noexpandtab shiftwidth=8 tabstop=8: */
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