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|
#if !defined(NASM_ASSEMBLER) && !defined(MASM_ASSEMBLER)
#define TAGLLBL(a) TAG(.L##a)
#else
#define TAGLLBL(a) TAG(a)
#endif
#if !GLIDE3
#define GR_VERTEX_X_OFFSET 0
#define GR_VERTEX_Y_OFFSET 4
#define GR_VERTEX_Z_OFFSET 8
#define GR_VERTEX_R_OFFSET 12
#define GR_VERTEX_G_OFFSET 16
#define GR_VERTEX_B_OFFSET 20
#define GR_VERTEX_OOZ_OFFSET 24
#define GR_VERTEX_A_OFFSET 28
#define GR_VERTEX_OOW_OFFSET 32
#else /* GLIDE3 */
#define GR_VERTEX_X_OFFSET 0
#define GR_VERTEX_Y_OFFSET 4
#define GR_VERTEX_OOZ_OFFSET 8
#define GR_VERTEX_OOW_OFFSET 12
#define GR_VERTEX_R_OFFSET 16
#define GR_VERTEX_G_OFFSET 20
#define GR_VERTEX_B_OFFSET 24
#define GR_VERTEX_A_OFFSET 28
#define GR_VERTEX_Z_OFFSET 32
#endif /* GLIDE3 */
#define GR_VERTEX_SOW_TMU0_OFFSET 36
#define GR_VERTEX_TOW_TMU0_OFFSET 40
#define GR_VERTEX_OOW_TMU0_OFFSET 44
#define GR_VERTEX_SOW_TMU1_OFFSET 48
#define GR_VERTEX_TOW_TMU1_OFFSET 52
#define GR_VERTEX_OOW_TMU1_OFFSET 56
/*#define MAT_SX 0 /* accessed by REGIND !! */
#define MAT_SY 20
#define MAT_SZ 40
#define MAT_TX 48
#define MAT_TY 52
#define MAT_TZ 56
/* Do viewport map, device scale and perspective projection.
*
* void project_verts( GLfloat *first,
* GLfloat *last,
* const GLfloat *m,
* GLuint stride )
*
*
* Rearrange fxVertices to look like grVertices.
*/
GLOBL GLNAME( TAG(fx_3dnow_project_vertices) )
GLNAME( TAG(fx_3dnow_project_vertices) ):
PUSH_L ( EBP )
MOV_L ( REGOFF(8, ESP), ECX ) /* first_vert */
MOV_L ( REGOFF(12, ESP), EDX ) /* last_vert */
CMP_L ( ECX, EDX )
JE ( TAGLLBL(FXPV_end) )
FEMMS
PREFETCH ( REGIND(ECX) ) /* fetch the first vertex */
MOV_L ( REGOFF(16, ESP), EBP ) /* matrix */
MOV_L ( REGOFF(20, ESP), EAX ) /* stride */
MOVD ( REGOFF(MAT_TX, EBP), MM6 ) /* | tx */
PUNPCKLDQ ( REGOFF(MAT_TY, EBP), MM6 ) /* ty | tx */
#if !defined(FX_V2)
MOV_L ( CONST(0x49400000), REGOFF(-8, ESP) ) /* snapper */
MOV_L ( CONST(0x49400000), REGOFF(-4, ESP) ) /* snapper */
#endif
MOVQ ( REGOFF(-8, ESP), MM4 ) /* snapper | snapper */
PFADD ( MM4, MM6 ) /* ty+snapper | tx+snapper */
MOVD ( REGIND(EBP), MM5 )
PUNPCKLDQ ( REGOFF(MAT_SY, EBP), MM5 ) /* vsy | vsx */
MOVD ( REGOFF(MAT_SZ, EBP), MM1 ) /* | vsz */
ALIGNTEXT32
TAGLLBL(FXPV_loop_start):
PREFETCH ( REGOFF(64, ECX) ) /* fetch the next-ish vertex */
MOVD ( REGOFF(12, ECX), MM0 ) /* | f[3] */
PFRCP ( MM0, MM0 ) /* oow = 1/f[3] */
MOVD ( REGOFF(12, ECX), MM7 ) /* | f[3] */
PFRCPIT1 ( MM0, MM7 )
PFRCPIT2 ( MM0, MM7 ) /* oow | oow */
PUNPCKLDQ ( MM7, MM7 )
#if (TYPE & SETUP_RGBA)
MOVD ( REGOFF(CLIP_R, ECX ), MM0 ) /* f[RCOORD] = f[CLIP_R]; */
MOVD ( MM0, REGOFF(GR_VERTEX_R_OFFSET, ECX) )
#endif
#if (TYPE & SETUP_TMU1)
MOVQ ( REGOFF(CLIP_S1, ECX), MM0 ) /* f[S1COORD] = f[CLIP_S1] * oow */
PFMUL ( MM7, MM0 ) /* f[T1COORD] = f[CLIP_T1] * oow */
MOVQ ( MM0, REGOFF(GR_VERTEX_SOW_TMU1_OFFSET, ECX) )
#endif
#if (TYPE & SETUP_TMU0)
MOVQ ( REGOFF(CLIP_S0, ECX), MM0 ) /* f[S0COORD] = f[CLIP_S0] * oow */
PFMUL ( MM7, MM0 ) /* f[T0COORD] = f[CLIP_T0] * oow */
MOVQ ( MM0, REGOFF(GR_VERTEX_SOW_TMU0_OFFSET, ECX) )
#endif
/* DO_SETUP_XYZ */
MOVQ ( REGIND(ECX), MM2 ) /* f[1] | f[0] */
PFMUL ( MM7, MM2 ) /* f[1] * oow | f[0] * oow */
MOVD ( REGOFF(8, ECX), MM3 ) /* | f[2] */
PFMUL ( MM7, MM3 ) /* | f[2] * oow */
MOVD ( REGOFF(MAT_TZ, EBP), MM0 ) /* | vtz */
PFMUL ( MM1, MM3 ) /* | f[2] *= vsz */
PFADD ( MM0, MM3 ) /* | f[2] += vtz */
PFMUL ( MM5, MM2 ) /* f[1] *= vsy | f[0] *= vsx */
PFADD ( MM6, MM2 ) /* f[1] += vty | f[0] += vtx */
#if !defined(FX_V2)
PFSUB ( MM4, MM2 ) /* f[0,1] -= snapper */
#endif
MOVQ ( MM2, REGOFF(GR_VERTEX_X_OFFSET, ECX) )
MOVD ( MM3, REGOFF(GR_VERTEX_OOZ_OFFSET, ECX) )
/* end of DO_SETUP_XYZ */
MOVD ( MM7, REGOFF(GR_VERTEX_OOW_OFFSET, ECX) ) /* f[OOWCOORD] = oow */
ADD_L ( EAX, ECX ) /* f += stride */
CMP_L ( ECX, EDX ) /* stall??? */
JA ( TAGLLBL(FXPV_loop_start) )
TAGLLBL(FXPV_end):
FEMMS
POP_L ( EBP )
RET
/* void project_verts( GLfloat *first,
* GLfloat *last,
* const GLfloat *m,
* GLuint stride,
* const GLubyte *mask )
*
*/
GLOBL GLNAME( TAG(fx_3dnow_project_clipped_vertices) )
GLNAME( TAG(fx_3dnow_project_clipped_vertices) ):
PUSH_L ( EBP )
MOV_L ( REGOFF(8, ESP), ECX ) /* first FXDRIVER(VB)->verts*/
MOV_L ( REGOFF(12, ESP), EDX ) /* last FXDRIVER(VB)->last_vert */
FEMMS
PUSH_L ( EDI )
PUSH_L ( ESI )
PREFETCH ( REGIND(ECX) ) /* fetch the first vertex */
MOV_L ( REGOFF(24, ESP), EBP ) /* mat ctx->Viewport.WindowMap.M */
MOV_L ( REGOFF(28, ESP), EAX ) /* stride */
MOV_L ( REGOFF(32, ESP), ESI ) /* VB->ClipMask */
MOVD ( REGOFF(MAT_TX, EBP), MM6 ) /* | tx */
PUNPCKLDQ ( REGOFF(MAT_TY, EBP), MM6 ) /* ty | tx */
#if !defined(FX_V2)
MOV_L ( CONST(0x49400000), REGOFF(-8, ESP) ) /* snapper */
MOV_L ( CONST(0x49400000), REGOFF(-4, ESP) ) /* snapper */
#endif
MOVQ ( REGOFF(-8, ESP), MM4 ) /* snapper | snapper */
PFADD ( MM4, MM6 ) /* ty+snapper | tx+snapper */
MOVD ( REGIND(EBP), MM5 )
PUNPCKLDQ ( REGOFF(MAT_SY, EBP), MM5 ) /* vsy | vsx */
MOVD ( REGOFF(MAT_SZ, EBP), MM1 ) /* | vsz */
ALIGNTEXT32
TAGLLBL(FXPCV_loop_start):
PREFETCH ( REGOFF(64, ECX) ) /* fetch the next-ish vertex */
CMP_B ( CONST(0), REGIND(ESI) )
JNE ( TAGLLBL(FXPCV_skip) )
MOVD ( REGOFF(12, ECX), MM0) /* | f[3] */
PFRCP ( MM0, MM0 ) /* oow = 1/f[3] */
MOVD ( REGOFF(12, ECX), MM7) /* | f[3] */
PFRCPIT1 ( MM0, MM7 )
PFRCPIT2 ( MM0, MM7 ) /* oow | oow */
PUNPCKLDQ ( MM7, MM7 )
#if (TYPE & SETUP_RGBA)
MOVD ( REGOFF(CLIP_R, ECX ), MM0 ) /* f[RCOORD] = f[CLIP_R]; */
MOVD ( MM0, REGOFF(GR_VERTEX_R_OFFSET, ECX) )
#endif
#if (TYPE & SETUP_TMU1)
MOVQ ( REGOFF(CLIP_S1, ECX), MM0 ) /* f[S1COORD] = f[CLIP_S1] * oow */
PFMUL ( MM7, MM0 ) /* f[T1COORD] = f[CLIP_T1] * oow */
MOVQ ( MM0, REGOFF(GR_VERTEX_SOW_TMU1_OFFSET, ECX) )
#endif
#if (TYPE & SETUP_TMU0)
MOVQ ( REGOFF(CLIP_S0, ECX), MM0 ) /* f[S0COORD] = f[CLIP_S0] * oow */
PFMUL ( MM7, MM0 ) /* f[T0COORD] = f[CLIP_T0] * oow */
MOVQ ( MM0, REGOFF(GR_VERTEX_SOW_TMU0_OFFSET, ECX) )
#endif
/* DO_SETUP_XYZ */
MOVQ ( REGIND(ECX), MM2 ) /* f[1] | f[0] */
PFMUL ( MM7, MM2 ) /* f[1] * oow | f[0] * oow */
MOVD ( REGOFF(8, ECX), MM3 ) /* | f[2] */
PFMUL ( MM7, MM3 ) /* | f[2] * oow */
MOVD ( REGOFF(MAT_TZ, EBP), MM0 ) /* | vtz */
PFMUL ( MM1, MM3 ) /* | f[2] *= vsz */
PFADD ( MM0, MM3 ) /* | f[2] += vtz */
PFMUL ( MM5, MM2 ) /* f[1] *= vsy | f[0] *= vsx */
PFADD ( MM6, MM2 ) /* f[1] += vty | f[0] += vtx */
#if !defined(FX_V2)
PFSUB ( MM4, MM2 ) /* f[0,1] -= snapper */
#endif
MOVQ ( MM2, REGOFF(GR_VERTEX_X_OFFSET, ECX) )
MOVD ( MM3, REGOFF(GR_VERTEX_OOZ_OFFSET, ECX) )
/* end of DO_SETUP_XYZ */
MOVD ( MM7, REGOFF(GR_VERTEX_OOW_OFFSET, ECX) ) /* f[OOWCOORD] = oow */
TAGLLBL(FXPCV_skip):
ADD_L ( EAX, ECX ) /* f += stride */
INC_L ( ESI ) /* next ClipMask */
CMP_L ( ECX, EDX )
JA ( TAGLLBL(FXPCV_loop_start) )
POP_L ( ESI )
POP_L ( EDI )
TAGLLBL(FXPCV_end):
FEMMS
POP_L ( EBP )
RET
#undef TYPE
#undef TAG
#undef SIZE
|
