diff options
Diffstat (limited to 'src/mesa')
| -rw-r--r-- | src/mesa/drivers/glide/fxtris.c | 51 | ||||
| -rw-r--r-- | src/mesa/drivers/glide/fxvb.c | 26 |
2 files changed, 38 insertions, 39 deletions
diff --git a/src/mesa/drivers/glide/fxtris.c b/src/mesa/drivers/glide/fxtris.c index f722c5c4cc..1b5c869872 100644 --- a/src/mesa/drivers/glide/fxtris.c +++ b/src/mesa/drivers/glide/fxtris.c @@ -535,14 +535,9 @@ static struct { #define VERT_X(_v) _v->x #define VERT_Y(_v) _v->y #define VERT_Z(_v) _v->ooz +#define AREA_IS_CCW( a ) IS_NEGATIVE( a ) #define GET_VERTEX(e) (fxMesa->verts + e) -#ifdef USE_IEEE -#define AREA_IS_CCW( a ) (((fi_type *)&(a))->i < 0) -#else -#define AREA_IS_CCW( a ) (a < 0) -#endif - #if FX_PACKEDCOLOR #define VERT_SET_RGBA( dst, f ) \ @@ -595,26 +590,26 @@ do { \ #define VERT_COPY_RGBA( v0, v1 ) \ do { \ - *(GLuint *)&v0->r = *(GLuint *)&v1->r; \ - *(GLuint *)&v0->g = *(GLuint *)&v1->g; \ - *(GLuint *)&v0->b = *(GLuint *)&v1->b; \ - *(GLuint *)&v0->a = *(GLuint *)&v1->a; \ + COPY_FLOAT(v0->r, v1->r); \ + COPY_FLOAT(v0->g, v1->g); \ + COPY_FLOAT(v0->b, v1->b); \ + COPY_FLOAT(v0->a, v1->a); \ } while (0) #define VERT_SAVE_RGBA( idx ) \ do { \ - *(GLuint *)&color[idx][0] = *(GLuint *)&v[idx]->r;\ - *(GLuint *)&color[idx][1] = *(GLuint *)&v[idx]->g;\ - *(GLuint *)&color[idx][2] = *(GLuint *)&v[idx]->b;\ - *(GLuint *)&color[idx][3] = *(GLuint *)&v[idx]->a;\ + COPY_FLOAT(color[idx][0], v[idx]->r); \ + COPY_FLOAT(color[idx][1], v[idx]->g); \ + COPY_FLOAT(color[idx][2], v[idx]->b); \ + COPY_FLOAT(color[idx][3], v[idx]->a); \ } while (0) #define VERT_RESTORE_RGBA( idx ) \ do { \ - *(GLuint *)&v[idx]->r = *(GLuint *)&color[idx][0];\ - *(GLuint *)&v[idx]->g = *(GLuint *)&color[idx][1];\ - *(GLuint *)&v[idx]->b = *(GLuint *)&color[idx][2];\ - *(GLuint *)&v[idx]->a = *(GLuint *)&color[idx][3];\ + COPY_FLOAT(v[idx]->r, color[idx][0]); \ + COPY_FLOAT(v[idx]->g, color[idx][1]); \ + COPY_FLOAT(v[idx]->b, color[idx][2]); \ + COPY_FLOAT(v[idx]->a, color[idx][3]); \ } while (0) @@ -627,29 +622,29 @@ do { \ #define VERT_COPY_SPEC( v0, v1 ) \ do { \ - *(GLuint *)&v0->r1 = *(GLuint *)&v1->r1; \ - *(GLuint *)&v0->g1 = *(GLuint *)&v1->g1; \ - *(GLuint *)&v0->b1 = *(GLuint *)&v1->b1; \ + COPY_FLOAT(v0->r1, v1->r1); \ + COPY_FLOAT(v0->g1, v1->g1); \ + COPY_FLOAT(v0->b1, v1->b1); \ } while (0) #define VERT_SAVE_SPEC( idx ) \ do { \ - *(GLuint *)&spec[idx][0] = *(GLuint *)&v[idx]->r1;\ - *(GLuint *)&spec[idx][1] = *(GLuint *)&v[idx]->g1;\ - *(GLuint *)&spec[idx][2] = *(GLuint *)&v[idx]->b1;\ + COPY_FLOAT(spec[idx][0], v[idx]->r1); \ + COPY_FLOAT(spec[idx][1], v[idx]->g1); \ + COPY_FLOAT(spec[idx][2], v[idx]->b1); \ } while (0) #define VERT_RESTORE_SPEC( idx ) \ do { \ - *(GLuint *)&v[idx]->r1 = *(GLuint *)&spec[idx][0];\ - *(GLuint *)&v[idx]->g1 = *(GLuint *)&spec[idx][1];\ - *(GLuint *)&v[idx]->b1 = *(GLuint *)&spec[idx][2];\ + COPY_FLOAT(v[idx]->r1, spec[idx][0]); \ + COPY_FLOAT(v[idx]->g1, spec[idx][1]); \ + COPY_FLOAT(v[idx]->b1, spec[idx][2]); \ } while (0) #define LOCAL_VARS(n) \ fxMesaContext fxMesa = FX_CONTEXT(ctx); \ - GLuint color[n][4], spec[n][4]; \ + GLfloat color[n][4], spec[n][4]; \ (void) color; (void) spec; #endif /* !FX_PACKEDCOLOR */ diff --git a/src/mesa/drivers/glide/fxvb.c b/src/mesa/drivers/glide/fxvb.c index 8391392265..8b731355b5 100644 --- a/src/mesa/drivers/glide/fxvb.c +++ b/src/mesa/drivers/glide/fxvb.c @@ -58,10 +58,10 @@ static void copy_pv( GLcontext *ctx, GLuint edst, GLuint esrc ) #if FX_PACKEDCOLOR *(GLuint *)&dst->pargb = *(GLuint *)&src->pargb; #else /* !FX_PACKEDCOLOR */ - *(GLuint *)&dst->r = *(GLuint *)&src->r; - *(GLuint *)&dst->g = *(GLuint *)&src->g; - *(GLuint *)&dst->b = *(GLuint *)&src->b; - *(GLuint *)&dst->a = *(GLuint *)&src->a; + COPY_FLOAT(dst->r, src->r); + COPY_FLOAT(dst->g, src->g); + COPY_FLOAT(dst->b, src->b); + COPY_FLOAT(dst->a, src->a); #endif /* !FX_PACKEDCOLOR */ } @@ -75,13 +75,13 @@ static void copy_pv2( GLcontext *ctx, GLuint edst, GLuint esrc ) *(GLuint *)&dst->pargb = *(GLuint *)&src->pargb; *(GLuint *)&dst->pspec = *(GLuint *)&src->pspec; #else /* !FX_PACKEDCOLOR */ - *(GLuint *)&dst->r = *(GLuint *)&src->r; - *(GLuint *)&dst->g = *(GLuint *)&src->g; - *(GLuint *)&dst->b = *(GLuint *)&src->b; - *(GLuint *)&dst->a = *(GLuint *)&src->a; - *(GLuint *)&dst->r1 = *(GLuint *)&src->r1; - *(GLuint *)&dst->g1 = *(GLuint *)&src->g1; - *(GLuint *)&dst->b1 = *(GLuint *)&src->b1; + COPY_FLOAT(dst->r, src->r); + COPY_FLOAT(dst->g, src->g); + COPY_FLOAT(dst->b, src->b); + COPY_FLOAT(dst->a, src->a); + COPY_FLOAT(dst->r1, src->r1); + COPY_FLOAT(dst->g1, src->g1); + COPY_FLOAT(dst->b1, src->b1); #endif /* !FX_PACKEDCOLOR */ } @@ -104,6 +104,10 @@ static void interp_extras( GLcontext *ctx, { struct vertex_buffer *VB = &TNL_CONTEXT(ctx)->vb; + /* If stride is zero, ColorPtr[1] is constant across the VB, so + * there is no point interpolating between two values as they will + * be identical. + */ if (VB->ColorPtr[1]) { assert(VB->ColorPtr[1]->stride == 4 * sizeof(GLfloat)); |