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authordec05eba <dec05eba@protonmail.com>2022-09-29 20:07:54 +0200
committerdec05eba <dec05eba@protonmail.com>2022-09-29 20:07:54 +0200
commit1a7fd28a3f54be014076aebdfe98b4f06ab020d7 (patch)
tree728a9fb9cae4404e697aa30b4af8ba84dcb6cc78 /include/CudaLibrary.hpp
parent6e407b0b625c8eeae7d6ac05486e127a2b091ad1 (diff)
Remove cuda.h
Diffstat (limited to 'include/CudaLibrary.hpp')
-rw-r--r--include/CudaLibrary.hpp97
1 files changed, 81 insertions, 16 deletions
diff --git a/include/CudaLibrary.hpp b/include/CudaLibrary.hpp
index e45aa44..d9514cb 100644
--- a/include/CudaLibrary.hpp
+++ b/include/CudaLibrary.hpp
@@ -2,28 +2,93 @@
#include "LibraryLoader.hpp"
-#include <cuda.h>
#include <dlfcn.h>
#include <stdio.h>
+// To prevent hwcontext_cuda.h from including cuda.h
+#define CUDA_VERSION 11070
+
+#if defined(_WIN64) || defined(__LP64__)
+typedef unsigned long long CUdeviceptr_v2;
+#else
+typedef unsigned int CUdeviceptr_v2;
+#endif
+typedef CUdeviceptr_v2 CUdeviceptr;
+
+typedef int CUresult;
+typedef int CUdevice_v1;
+typedef CUdevice_v1 CUdevice;
+typedef struct CUctx_st *CUcontext;
+typedef struct CUstream_st *CUstream;
+typedef struct CUarray_st *CUarray;
+
+static const int CUDA_SUCCESS = 0;
+
+typedef enum CUgraphicsMapResourceFlags_enum {
+ CU_GRAPHICS_MAP_RESOURCE_FLAGS_NONE = 0x00,
+ CU_GRAPHICS_MAP_RESOURCE_FLAGS_READ_ONLY = 0x01,
+ CU_GRAPHICS_MAP_RESOURCE_FLAGS_WRITE_DISCARD = 0x02
+} CUgraphicsMapResourceFlags;
+
+typedef enum CUgraphicsRegisterFlags_enum {
+ CU_GRAPHICS_REGISTER_FLAGS_NONE = 0x00,
+ CU_GRAPHICS_REGISTER_FLAGS_READ_ONLY = 0x01,
+ CU_GRAPHICS_REGISTER_FLAGS_WRITE_DISCARD = 0x02,
+ CU_GRAPHICS_REGISTER_FLAGS_SURFACE_LDST = 0x04,
+ CU_GRAPHICS_REGISTER_FLAGS_TEXTURE_GATHER = 0x08
+} CUgraphicsRegisterFlags;
+
+typedef enum CUmemorytype_enum {
+ CU_MEMORYTYPE_HOST = 0x01, /**< Host memory */
+ CU_MEMORYTYPE_DEVICE = 0x02, /**< Device memory */
+ CU_MEMORYTYPE_ARRAY = 0x03, /**< Array memory */
+ CU_MEMORYTYPE_UNIFIED = 0x04 /**< Unified device or host memory */
+} CUmemorytype;
+
+typedef struct CUDA_MEMCPY2D_st {
+ size_t srcXInBytes; /**< Source X in bytes */
+ size_t srcY; /**< Source Y */
+
+ CUmemorytype srcMemoryType; /**< Source memory type (host, device, array) */
+ const void *srcHost; /**< Source host pointer */
+ CUdeviceptr srcDevice; /**< Source device pointer */
+ CUarray srcArray; /**< Source array reference */
+ size_t srcPitch; /**< Source pitch (ignored when src is array) */
+
+ size_t dstXInBytes; /**< Destination X in bytes */
+ size_t dstY; /**< Destination Y */
+
+ CUmemorytype dstMemoryType; /**< Destination memory type (host, device, array) */
+ void *dstHost; /**< Destination host pointer */
+ CUdeviceptr dstDevice; /**< Destination device pointer */
+ CUarray dstArray; /**< Destination array reference */
+ size_t dstPitch; /**< Destination pitch (ignored when dst is array) */
+
+ size_t WidthInBytes; /**< Width of 2D memory copy in bytes */
+ size_t Height; /**< Height of 2D memory copy */
+} CUDA_MEMCPY2D_v2;
+typedef CUDA_MEMCPY2D_v2 CUDA_MEMCPY2D;
+
+static const int CU_CTX_SCHED_AUTO = 0;
+
typedef struct CUgraphicsResource_st *CUgraphicsResource;
struct Cuda {
- CUresult CUDAAPI (*cuInit)(unsigned int Flags);
- CUresult CUDAAPI (*cuDeviceGetCount)(int *count);
- CUresult CUDAAPI (*cuDeviceGet)(CUdevice *device, int ordinal);
- CUresult CUDAAPI (*cuCtxCreate_v2)(CUcontext *pctx, unsigned int flags, CUdevice dev);
- CUresult CUDAAPI (*cuCtxPushCurrent_v2)(CUcontext ctx);
- CUresult CUDAAPI (*cuCtxPopCurrent_v2)(CUcontext *pctx);
- CUresult CUDAAPI (*cuGetErrorString)(CUresult error, const char **pStr);
- CUresult CUDAAPI (*cuMemsetD8_v2)(CUdeviceptr dstDevice, unsigned char uc, size_t N);
- CUresult CUDAAPI (*cuMemcpy2D_v2)(const CUDA_MEMCPY2D *pCopy);
-
- CUresult CUDAAPI (*cuGraphicsGLRegisterImage)(CUgraphicsResource *pCudaResource, unsigned int image, unsigned int target, unsigned int Flags);
- CUresult CUDAAPI (*cuGraphicsResourceSetMapFlags)(CUgraphicsResource resource, unsigned int flags);
- CUresult CUDAAPI (*cuGraphicsMapResources)(unsigned int count, CUgraphicsResource *resources, CUstream hStream);
- CUresult CUDAAPI (*cuGraphicsUnregisterResource)(CUgraphicsResource resource);
- CUresult CUDAAPI (*cuGraphicsSubResourceGetMappedArray)(CUarray *pArray, CUgraphicsResource resource, unsigned int arrayIndex, unsigned int mipLevel);
+ CUresult (*cuInit)(unsigned int Flags);
+ CUresult (*cuDeviceGetCount)(int *count);
+ CUresult (*cuDeviceGet)(CUdevice *device, int ordinal);
+ CUresult (*cuCtxCreate_v2)(CUcontext *pctx, unsigned int flags, CUdevice dev);
+ CUresult (*cuCtxPushCurrent_v2)(CUcontext ctx);
+ CUresult (*cuCtxPopCurrent_v2)(CUcontext *pctx);
+ CUresult (*cuGetErrorString)(CUresult error, const char **pStr);
+ CUresult (*cuMemsetD8_v2)(CUdeviceptr dstDevice, unsigned char uc, size_t N);
+ CUresult (*cuMemcpy2D_v2)(const CUDA_MEMCPY2D *pCopy);
+
+ CUresult (*cuGraphicsGLRegisterImage)(CUgraphicsResource *pCudaResource, unsigned int image, unsigned int target, unsigned int Flags);
+ CUresult (*cuGraphicsResourceSetMapFlags)(CUgraphicsResource resource, unsigned int flags);
+ CUresult (*cuGraphicsMapResources)(unsigned int count, CUgraphicsResource *resources, CUstream hStream);
+ CUresult (*cuGraphicsUnregisterResource)(CUgraphicsResource resource);
+ CUresult (*cuGraphicsSubResourceGetMappedArray)(CUarray *pArray, CUgraphicsResource resource, unsigned int arrayIndex, unsigned int mipLevel);
~Cuda() {
if(library)