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__ */