draw_sampling.h

Go to the documentation of this file.

 
#ifndef __DRAW_SAMPLING_H__
#define __DRAW_SAMPLING_H__
 
#include <tamtypes.h>
 
#define LOD_FORMULAIC                           0
#define LOD_USE_K                                       1
 
#define LOD_MAG_NEAREST                         0
#define LOD_MAG_LINEAR                          1
#define LOD_MIN_NEAREST                         0
#define LOD_MIN_LINEAR                          1
#define LOD_MIN_NEAR_MIPMAP_NEAR        2
#define LOD_MIN_NEAR_MIPMAP_LINE        3
#define LOD_MIN_LINE_MIPMAP_NEAR        4
#define LOD_MIN_LINE_MIPMAP_LINE        5
 
#define LOD_MIPMAP_REGISTER                     0
#define LOD_MIPMAP_CALCULATE            1
 
#define WRAP_REPEAT                                     0
#define WRAP_CLAMP                                      1
#define WRAP_REGION_CLAMP                       2
#define WRAP_REGION_REPEAT                      3
 
#define ALPHA_EXPAND_NORMAL                     0
#define ALPHA_EXPAND_TRANSPARENT        1
 
typedef struct {
        unsigned char calculation;
        unsigned char max_level;
        unsigned char mag_filter;
        unsigned char min_filter;
        unsigned char mipmap_select;
        unsigned char l;
        float k;
} lod_t;
 
typedef struct {
        int address1;
        int address2;
        int address3;
        char width1;
        char width2;
        char width3;
} mipmap_t;
 
typedef struct {
        unsigned char horizontal;
        unsigned char vertical;
        int minu, maxu;
        int minv, maxv;
} texwrap_t;
 
#ifdef __cplusplus
extern "C" {
#endif
 
qword_t *draw_texture_sampling(qword_t *q, int context, lod_t *lod);
 
qword_t *draw_mipmap1(qword_t *q, int context, mipmap_t *mipmap);
 
qword_t *draw_mipmap2(qword_t *q, int context, mipmap_t *mipmap);
 
qword_t *draw_texture_wrapping(qword_t *q, int context, texwrap_t *wrap);
 
qword_t *draw_texture_expand_alpha(qword_t *q, unsigned char zero_value, int expand, unsigned char one_value);
 
#ifdef __cplusplus
}
#endif
 
#endif /* __DRAW_SAMPLING_H__ */