draw_types.h

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#ifndef __DRAW_TYPES_H__
#define __DRAW_TYPES_H__
 
#include <math3d.h>
 
#ifdef ftoi4
 #undef ftoi4
 #define ftoi4(F) ((int)(((float)F)*16.0f))
#else
 #define ftoi4(F) ((int)(((float)F)*16.0f))
#endif
 
typedef union {
        u64 xyz;
        struct {
                u16 x;
                u16 y;
                u32 z;
        };
} __attribute__((packed,aligned(8))) xyz_t;
 
typedef union {
        u64 uv;
        struct {
                float s;
                float t;
        };
        struct {
                float u;
                float v;
        };
} __attribute__((packed,aligned(8))) texel_t;
 
typedef union {
        u64 rgbaq;
        struct {
                u8 r;
                u8 g;
                u8 b;
                u8 a;
                float q;
        };
} __attribute__((packed,aligned(8))) color_t;
 
// Using shorts complicates things for normal usage
typedef struct {
        float x;
        float y;
        unsigned int z;
} vertex_t;
 
typedef union {
        VECTOR strq;
        struct {
                float s;
                float t;
                float r;
                float q;
        };
} __attribute__((packed,aligned(16))) texel_f_t;
 
typedef union {
        VECTOR rgba;
        struct {
                float r;
                float g;
                float b;
                float a;
        };
} __attribute__((packed,aligned(16))) color_f_t;
 
typedef union {
        VECTOR xyzw;
        struct {
                float x;
                float y;
                float z;
                float w;
        };
} __attribute__((packed,aligned(16))) vertex_f_t;
 
#endif /* __DRAW_TYPES_H__ */