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-rw-r--r--src/mesa/swrast/s_aalinetemp.h18
-rw-r--r--src/mesa/swrast/s_aatritemp.h20
-rw-r--r--src/mesa/swrast/s_feedback.c12
-rw-r--r--src/mesa/swrast/s_triangle.c56
-rw-r--r--src/mesa/swrast/swrast.h4
5 files changed, 60 insertions, 50 deletions
diff --git a/src/mesa/swrast/s_aalinetemp.h b/src/mesa/swrast/s_aalinetemp.h
index d16fe2c129..f36c1f433f 100644
--- a/src/mesa/swrast/s_aalinetemp.h
+++ b/src/mesa/swrast/s_aalinetemp.h
@@ -1,4 +1,4 @@
-/* $Id: s_aalinetemp.h,v 1.3 2001/01/04 15:32:32 brianp Exp $ */
+/* $Id: s_aalinetemp.h,v 1.4 2001/01/05 02:26:48 keithw Exp $ */
/*
* Mesa 3-D graphics library
@@ -195,10 +195,10 @@ NAME(line)(GLcontext *ctx, const SWvertex *v0, const SWvertex *v1)
v0->color[ACOMP], v1->color[ACOMP], line.aPlane);
}
else {
- constant_plane(v0->color[RCOMP], line.rPlane);
- constant_plane(v0->color[GCOMP], line.gPlane);
- constant_plane(v0->color[BCOMP], line.bPlane);
- constant_plane(v0->color[ACOMP], line.aPlane);
+ constant_plane(v1->color[RCOMP], line.rPlane);
+ constant_plane(v1->color[GCOMP], line.gPlane);
+ constant_plane(v1->color[BCOMP], line.bPlane);
+ constant_plane(v1->color[ACOMP], line.aPlane);
}
#endif
#ifdef DO_SPEC
@@ -211,9 +211,9 @@ NAME(line)(GLcontext *ctx, const SWvertex *v0, const SWvertex *v1)
v0->specular[BCOMP], v1->specular[BCOMP], line.sbPlane);
}
else {
- constant_plane(v0->specular[RCOMP], line.srPlane);
- constant_plane(v0->specular[GCOMP], line.sgPlane);
- constant_plane(v0->specular[BCOMP], line.sbPlane);
+ constant_plane(v1->specular[RCOMP], line.srPlane);
+ constant_plane(v1->specular[GCOMP], line.sgPlane);
+ constant_plane(v1->specular[BCOMP], line.sbPlane);
}
#endif
#ifdef DO_INDEX
@@ -222,7 +222,7 @@ NAME(line)(GLcontext *ctx, const SWvertex *v0, const SWvertex *v1)
v0->index, v1->index, line.iPlane);
}
else {
- constant_plane(v0->index, line.iPlane);
+ constant_plane(v1->index, line.iPlane);
}
#endif
#ifdef DO_TEX
diff --git a/src/mesa/swrast/s_aatritemp.h b/src/mesa/swrast/s_aatritemp.h
index 247c7ac85a..c50680c007 100644
--- a/src/mesa/swrast/s_aatritemp.h
+++ b/src/mesa/swrast/s_aatritemp.h
@@ -1,4 +1,4 @@
-/* $Id: s_aatritemp.h,v 1.4 2000/11/19 23:10:26 brianp Exp $ */
+/* $Id: s_aatritemp.h,v 1.5 2001/01/05 02:26:49 keithw Exp $ */
/*
* Mesa 3-D graphics library
@@ -151,10 +151,10 @@
compute_plane(p0, p1, p2, v0->color[3], v1->color[3], v2->color[3], aPlane);
}
else {
- constant_plane(v0->color[RCOMP], rPlane);
- constant_plane(v0->color[GCOMP], gPlane);
- constant_plane(v0->color[BCOMP], bPlane);
- constant_plane(v0->color[ACOMP], aPlane);
+ constant_plane(v2->color[RCOMP], rPlane);
+ constant_plane(v2->color[GCOMP], gPlane);
+ constant_plane(v2->color[BCOMP], bPlane);
+ constant_plane(v2->color[ACOMP], aPlane);
}
#endif
#ifdef DO_INDEX
@@ -163,15 +163,21 @@
v1->index, v2->index, iPlane);
}
else {
- constant_plane(v0->index, iPlane);
+ constant_plane(v2->index, iPlane);
}
#endif
#ifdef DO_SPEC
- {
+ if (ctx->Light.ShadeModel == GL_SMOOTH) {
compute_plane(p0, p1, p2, v0->specular[0], v1->specular[0], v2->specular[0],srPlane);
compute_plane(p0, p1, p2, v0->specular[1], v1->specular[1], v2->specular[1],sgPlane);
compute_plane(p0, p1, p2, v0->specular[2], v1->specular[2], v2->specular[2],sbPlane);
}
+ else {
+ /* KW: added this */
+ constant_plane(v2->specular[RCOMP], srPlane);
+ constant_plane(v2->specular[GCOMP], sgPlane);
+ constant_plane(v2->specular[BCOMP], sbPlane);
+ }
#endif
#ifdef DO_TEX
{
diff --git a/src/mesa/swrast/s_feedback.c b/src/mesa/swrast/s_feedback.c
index a635569153..c63e11d17b 100644
--- a/src/mesa/swrast/s_feedback.c
+++ b/src/mesa/swrast/s_feedback.c
@@ -1,4 +1,4 @@
-/* $Id: s_feedback.c,v 1.3 2000/11/19 23:10:26 brianp Exp $ */
+/* $Id: s_feedback.c,v 1.4 2001/01/05 02:26:49 keithw Exp $ */
/*
* Mesa 3-D graphics library
@@ -100,9 +100,9 @@ void gl_feedback_triangle( GLcontext *ctx,
feedback_vertex( ctx, v1, v1 );
feedback_vertex( ctx, v2, v2 );
} else {
- feedback_vertex( ctx, v0, v0 );
- feedback_vertex( ctx, v1, v0 );
- feedback_vertex( ctx, v2, v0 );
+ feedback_vertex( ctx, v0, v2 );
+ feedback_vertex( ctx, v1, v2 );
+ feedback_vertex( ctx, v2, v2 );
}
}
}
@@ -122,8 +122,8 @@ void gl_feedback_line( GLcontext *ctx, const SWvertex *v0, const SWvertex *v1 )
feedback_vertex( ctx, v0, v0 );
feedback_vertex( ctx, v1, v1 );
} else {
- feedback_vertex( ctx, v0, v0 );
- feedback_vertex( ctx, v1, v0 );
+ feedback_vertex( ctx, v0, v1 );
+ feedback_vertex( ctx, v1, v1 );
}
swrast->StippleCounter++;
diff --git a/src/mesa/swrast/s_triangle.c b/src/mesa/swrast/s_triangle.c
index 6c232cb694..b61d4401e1 100644
--- a/src/mesa/swrast/s_triangle.c
+++ b/src/mesa/swrast/s_triangle.c
@@ -1,4 +1,4 @@
-/* $Id: s_triangle.c,v 1.7 2000/12/12 00:31:45 brianp Exp $ */
+/* $Id: s_triangle.c,v 1.8 2001/01/05 02:26:49 keithw Exp $ */
/*
* Mesa 3-D graphics library
@@ -160,7 +160,7 @@ static void flat_rgba_triangle( GLcontext *ctx,
fffog += fdfogdx; \
} \
gl_write_monocolor_span( ctx, n, LEFT, Y, zspan, \
- fogspan, v0->color, \
+ fogspan, v2->color, \
GL_POLYGON ); \
} \
}
@@ -1613,10 +1613,10 @@ static void general_textured_triangle( GLcontext *ctx,
GLboolean flat_shade = (ctx->Light.ShadeModel==GL_FLAT); \
GLint r, g, b, a; \
if (flat_shade) { \
- r = v0->color[0]; \
- g = v0->color[1]; \
- b = v0->color[2]; \
- a = v0->color[3]; \
+ r = v2->color[0]; \
+ g = v2->color[1]; \
+ b = v2->color[2]; \
+ a = v2->color[3]; \
}
#define INNER_LOOP( LEFT, RIGHT, Y ) \
{ \
@@ -1708,13 +1708,13 @@ static void general_textured_spec_triangle1( GLcontext *ctx,
GLboolean flat_shade = (ctx->Light.ShadeModel==GL_FLAT); \
GLint r, g, b, a, sr, sg, sb; \
if (flat_shade) { \
- r = v0->color[0]; \
- g = v0->color[1]; \
- b = v0->color[2]; \
- a = v0->color[3]; \
- sr = v0->specular[0]; \
- sg = v0->specular[1]; \
- sb = v0->specular[2]; \
+ r = v2->color[0]; \
+ g = v2->color[1]; \
+ b = v2->color[2]; \
+ a = v2->color[3]; \
+ sr = v2->specular[0]; \
+ sg = v2->specular[1]; \
+ sb = v2->specular[2]; \
}
#define INNER_LOOP( LEFT, RIGHT, Y ) \
{ \
@@ -1837,10 +1837,10 @@ static void lambda_textured_triangle1( GLcontext *ctx,
const GLboolean flat_shade = (ctx->Light.ShadeModel==GL_FLAT); \
GLint r, g, b, a; \
if (flat_shade) { \
- r = v0->color[0]; \
- g = v0->color[1]; \
- b = v0->color[2]; \
- a = v0->color[3]; \
+ r = v2->color[0]; \
+ g = v2->color[1]; \
+ b = v2->color[2]; \
+ a = v2->color[3]; \
}
#define INNER_LOOP( LEFT, RIGHT, Y ) \
@@ -1942,13 +1942,13 @@ static void lambda_textured_spec_triangle1( GLcontext *ctx,
const GLboolean flat_shade = (ctx->Light.ShadeModel==GL_FLAT); \
GLint r, g, b, a, sr, sg, sb; \
if (flat_shade) { \
- r = v0->color[0]; \
- g = v0->color[1]; \
- b = v0->color[2]; \
- a = v0->color[3]; \
- sr = v0->specular[0]; \
- sg = v0->specular[1]; \
- sb = v0->specular[2]; \
+ r = v2->color[0]; \
+ g = v2->color[1]; \
+ b = v2->color[2]; \
+ a = v2->color[3]; \
+ sr = v2->specular[0]; \
+ sg = v2->specular[1]; \
+ sb = v2->specular[2]; \
}
#define INNER_LOOP( LEFT, RIGHT, Y ) \
@@ -2055,10 +2055,10 @@ lambda_multitextured_triangle1( GLcontext *ctx,
GLfloat twidth[MAX_TEXTURE_UNITS], theight[MAX_TEXTURE_UNITS]; \
GLint r, g, b, a; \
if (flat_shade) { \
- r = v0->color[0]; \
- g = v0->color[1]; \
- b = v0->color[2]; \
- a = v0->color[3]; \
+ r = v2->color[0]; \
+ g = v2->color[1]; \
+ b = v2->color[2]; \
+ a = v2->color[3]; \
} \
{ \
GLuint unit; \
diff --git a/src/mesa/swrast/swrast.h b/src/mesa/swrast/swrast.h
index d07f30a5ab..056435ee70 100644
--- a/src/mesa/swrast/swrast.h
+++ b/src/mesa/swrast/swrast.h
@@ -131,6 +131,8 @@ _swrast_ResetLineStipple( GLcontext *ctx );
/* These will always render the correct point/line/triangle for the
* current state.
+ *
+ * For flatshaded primitives, the provoking vertex is the final one.
*/
extern void
_swrast_Point( GLcontext *ctx, const SWvertex *v );
@@ -164,6 +166,8 @@ _swrast_allow_vertex_fog( GLcontext *ctx, GLboolean value );
extern void
_swrast_allow_pixel_fog( GLcontext *ctx, GLboolean value );
+/* Debug:
+ */
extern void
_swrast_print_vertex( GLcontext *ctx, const SWvertex *v );
generated by cgit v1.2.3 (git 2.39.1) at 2024-09-29 13:44:40 +0000