79 lines
No EOL
2.3 KiB
C
79 lines
No EOL
2.3 KiB
C
/**
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* Gives a definition of the vertices passed to the shedule* functions.
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* Use NULL if the data is not available/applicable to the suff you send.
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*/
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typedef struct {
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float *vertices;
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int vertexstride;
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float *texcoords;
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int texcoordstride;
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float *lightmapcoords;
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int lightmapstride;
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float *tangents;
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int tangentstride;
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float *binormals;
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int binormalstride;
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float *normals;
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int normalstride;
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unsigned char *colors;
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int colorstride;
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} vertexdef_t;
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typedef struct {
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vec3_t objectorigin;
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vec3_t objectvieworg;
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} lightobject_t;
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/**
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* Defines driver managed memory types
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*/
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typedef enum {DM_SLOWREADWRITE, DM_SLOWREAD, DM_NORMAL} drivermem_t;
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//DM_SLOWREADWRITE: the memory is slow in writing and reading, won't be updated outside of
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//the driver much
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//DM_SLOWREAD: the memory is slow in reading (uncached or worse...), won't be read outside
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//of the driver much. It supports decent writing speeds. (This is probably what you'll want
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//most of the time.)
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//DM_NORMAL: Fast reading and writing
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/**
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* This is a generic bumpdriver struct, it contains al the driver routines
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*/
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typedef struct {
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//system code
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//initialize the driver, we don't call this twice currently but we may need this if
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//we want to do dynamic resolution changes => reinit of the whole opengl stuff.
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void (*initDriver) (void);
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void (*freeDriver) (void);
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//gets a pointer to driver memory, it can just return system memory too if the driver
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//doesn't support it.
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void *(*getDriverMem) (size_t size, drivermem_t hint);
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//frees all driver mem
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//FIXME: do we need real deallocation support
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void (*freeAllDriverMem) (void);
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//FIXME: Do we need fence like support?
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//drawing code
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void (*drawTriangleListBase) (vertexdef_t *verts, int *indecies, int numIndecies, shader_t *shader, int lightmapIndex);//-1 for no lightmap
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void (*drawTriangleListBump) (const vertexdef_t *verts, int *indecies, int numIndecies, shader_t *shader, const transform_t *tr, const lightobject_t *lo);
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void (*drawTriangleListSys) (vertexdef_t *verts, int *indecies, int numIndecies, shader_t *shader);
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void (*drawSurfaceListBase) (vertexdef_t *verts, msurface_t **surfs, int numSurfaces, shader_t *shader);
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void (*drawSurfaceListBump) (vertexdef_t *verts, msurface_t **surfs, int numSurfaces, const transform_t *tr, const lightobject_t *lo);
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} bumpdriver_t;
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extern bumpdriver_t gl_bumpdriver; |