diff options
Diffstat (limited to 'src/mesa/drivers/glide')
| -rw-r--r-- | src/mesa/drivers/glide/fxglidew.h | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/src/mesa/drivers/glide/fxglidew.h b/src/mesa/drivers/glide/fxglidew.h index 17f395686c4..c02045f4597 100644 --- a/src/mesa/drivers/glide/fxglidew.h +++ b/src/mesa/drivers/glide/fxglidew.h @@ -155,6 +155,50 @@ typedef struct { float oow; /* 1/w (used mipmapping - really 0xfff/w) */ } GrTmuVertex; + +#if FX_USE_PARGB + +typedef struct +{ + float x, y; /* X and Y in screen space */ + float ooz; /* 65535/Z (used for Z-buffering) */ + float oow; /* 1/W (used for W-buffering, texturing) */ + FxU32 argb; /* R, G, B, A [0..255.0] */ + GrTmuVertex tmuvtx[GLIDE_NUM_TMU]; + float z; /* Z is ignored */ +} GrVertex; + +#define GR_VERTEX_X_OFFSET 0 +#define GR_VERTEX_Y_OFFSET 1 +#define GR_VERTEX_OOZ_OFFSET 2 +#define GR_VERTEX_OOW_OFFSET 3 +#define GR_VERTEX_PARGB_OFFSET 4 +#define GR_VERTEX_SOW_TMU0_OFFSET 5 +#define GR_VERTEX_TOW_TMU0_OFFSET 6 +#define GR_VERTEX_OOW_TMU0_OFFSET 7 +#define GR_VERTEX_SOW_TMU1_OFFSET 8 +#define GR_VERTEX_TOW_TMU1_OFFSET 9 +#define GR_VERTEX_OOW_TMU1_OFFSET 10 +#define GR_VERTEX_Z_OFFSET 11 + +#define GET_PARGB(v) ((FxU32*)(v))[GR_VERTEX_PARGB_OFFSET] +/* GET_PA: returns the alpha component */ +#if GLIDE_ENDIAN == GLIDE_ENDIAN_BIG + #define GET_PA(v) ((FxU8*)(v))[GR_VERTEX_PARGB_OFFSET*4] +#else + #define GET_PA(v) ((FxU8*)(v))[GR_VERTEX_PARGB_OFFSET*4+3] +#endif +#define MESACOLOR2PARGB(c) (c[ACOMP] << 24 | c[GCOMP] << 16 | c[GCOMP] << 8 | c[BCOMP]) +#define PACK_4F_ARGB(dest,a,r,g,b) { \ + const GLuint cr = (int)r; \ + const GLuint cg = (int)g; \ + const GLuint ca = (int)a; \ + const GLuint cb = (int)b; \ + dest = ca << 24 | cr << 16 | cg << 8 | cb; \ + } + +#else /* FX_USE_PARGB */ + typedef struct { float x, y; /* X and Y in screen space */ @@ -180,6 +224,7 @@ typedef struct #define GR_VERTEX_SOW_TMU1_OFFSET 12 #define GR_VERTEX_TOW_TMU1_OFFSET 13 #define GR_VERTEX_OOW_TMU1_OFFSET 14 +#endif /* FX_USE_PARGB */ #endif |