diff options
Diffstat (limited to 'nx-X11/extras/Mesa/src/mesa/drivers/dri/ffb/ffb_vb.h')
-rw-r--r-- | nx-X11/extras/Mesa/src/mesa/drivers/dri/ffb/ffb_vb.h | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/nx-X11/extras/Mesa/src/mesa/drivers/dri/ffb/ffb_vb.h b/nx-X11/extras/Mesa/src/mesa/drivers/dri/ffb/ffb_vb.h new file mode 100644 index 000000000..9eb6759f6 --- /dev/null +++ b/nx-X11/extras/Mesa/src/mesa/drivers/dri/ffb/ffb_vb.h @@ -0,0 +1,45 @@ +/* $XFree86: xc/lib/GL/mesa/src/drv/ffb/ffb_vb.h,v 1.2 2002/02/22 21:32:59 dawes Exp $ */ + +#ifndef _FFB_VB_H +#define _FFB_VB_H + +#include "mtypes.h" +#include "macros.h" +#include "tnl/t_context.h" +#include "swrast/swrast.h" + +#define __FFB_2_30_FIXED_SCALE 1073741824.0f +#define FFB_2_30_FLOAT_TO_FIXED(X) \ + (IROUND((X) * fmesa->ffb_2_30_fixed_scale)) +#define FFB_2_30_FIXED_TO_FLOAT(X) \ + (((GLfloat)(X)) * fmesa->ffb_one_over_2_30_fixed_scale) + +#define __FFB_16_16_FIXED_SCALE 65536.0f +#define FFB_16_16_FLOAT_TO_FIXED(X) \ + (IROUND((X) * fmesa->ffb_16_16_fixed_scale)) +#define FFB_16_16_FIXED_TO_FLOAT(X) \ + (((GLfloat)(X)) * fmesa->ffb_one_over_16_16_fixed_scale) + +#define FFB_Z_FROM_FLOAT(VAL) FFB_2_30_FLOAT_TO_FIXED(VAL) +#define FFB_Z_TO_FLOAT(VAL) FFB_2_30_FIXED_TO_FLOAT(VAL) +#define FFB_XY_FROM_FLOAT(VAL) FFB_16_16_FLOAT_TO_FIXED(VAL) +#define FFB_XY_TO_FLOAT(VAL) FFB_16_16_FIXED_TO_FLOAT(VAL) + +#define FFB_UBYTE_FROM_COLOR(VAL) ((IROUND((VAL) * fmesa->ffb_ubyte_color_scale))) + +#define FFB_PACK_CONST_UBYTE_ARGB_COLOR(C) \ + ((FFB_UBYTE_FROM_COLOR(C.alpha) << 24) | \ + (FFB_UBYTE_FROM_COLOR(C.blue) << 16) | \ + (FFB_UBYTE_FROM_COLOR(C.green) << 8) | \ + (FFB_UBYTE_FROM_COLOR(C.red) << 0)) + +#define FFB_COLOR_FROM_FLOAT(VAL) FFB_2_30_FLOAT_TO_FIXED(VAL) + +#define _FFB_NEW_VERTEX (_DD_NEW_TRI_LIGHT_TWOSIDE) + +extern void ffbDDSetupInit(void); +extern void ffbChooseVertexState(GLcontext *); +extern void ffbInitVB( GLcontext *ctx ); +extern void ffbFreeVB( GLcontext *ctx ); + +#endif /* !(_FFB_VB_H) */ |