diff options
| -rw-r--r-- | src/mesa/swrast_setup/ss_tritmp.h | 41 |
1 files changed, 28 insertions, 13 deletions
diff --git a/src/mesa/swrast_setup/ss_tritmp.h b/src/mesa/swrast_setup/ss_tritmp.h index f977d7a..cc02a99 100644 --- a/src/mesa/swrast_setup/ss_tritmp.h +++ b/src/mesa/swrast_setup/ss_tritmp.h @@ -36,6 +36,9 @@ static void TAG(triangle)(GLcontext *ctx, GLuint e0, GLuint e1, GLuint e2 ) GLfloat offset; GLenum mode = GL_FILL; GLuint facing = 0; + GLchan saved_color[3][4]; + GLchan saved_spec[3][4]; + GLuint saved_index[3]; v[0] = &verts[e0]; v[1] = &verts[e1]; @@ -63,17 +66,32 @@ static void TAG(triangle)(GLcontext *ctx, GLuint e0, GLuint e1, GLuint e2 ) if (IND & SS_TWOSIDE_BIT) { if (IND & SS_RGBA_BIT) { GLfloat (*vbcolor)[4] = VB->ColorPtr[1]->data; + + COPY_CHAN4(saved_color[0], v[0]->color); + COPY_CHAN4(saved_color[1], v[1]->color); + COPY_CHAN4(saved_color[2], v[2]->color); + SS_COLOR(v[0]->color, vbcolor[e0]); SS_COLOR(v[1]->color, vbcolor[e1]); SS_COLOR(v[2]->color, vbcolor[e2]); + if (VB->SecondaryColorPtr[1]) { GLfloat (*vbspec)[4] = VB->SecondaryColorPtr[1]->data; + + COPY_CHAN4(saved_spec[0], v[0]->specular); + COPY_CHAN4(saved_spec[1], v[1]->specular); + COPY_CHAN4(saved_spec[2], v[2]->specular); + SS_SPEC(v[0]->specular, vbspec[e0]); SS_SPEC(v[1]->specular, vbspec[e1]); SS_SPEC(v[2]->specular, vbspec[e2]); } } else { GLfloat *vbindex = (GLfloat *)VB->IndexPtr[1]->data; + saved_index[0] = v[0]->index; + saved_index[1] = v[1]->index; + saved_index[2] = v[2]->index; + SS_IND(v[0]->index, (GLuint) vbindex[e0]); SS_IND(v[1]->index, (GLuint) vbindex[e1]); SS_IND(v[2]->index, (GLuint) vbindex[e2]); @@ -137,21 +155,18 @@ static void TAG(triangle)(GLcontext *ctx, GLuint e0, GLuint e1, GLuint e2 ) if (IND & SS_TWOSIDE_BIT) { if (facing == 1) { if (IND & SS_RGBA_BIT) { - GLfloat (*vbcolor)[4] = VB->ColorPtr[0]->data; - SS_COLOR(v[0]->color, vbcolor[e0]); - SS_COLOR(v[1]->color, vbcolor[e1]); - SS_COLOR(v[2]->color, vbcolor[e2]); - if (VB->SecondaryColorPtr[0]) { - GLfloat (*vbspec)[4] = VB->SecondaryColorPtr[0]->data; - SS_SPEC(v[0]->specular, vbspec[e0]); - SS_SPEC(v[1]->specular, vbspec[e1]); - SS_SPEC(v[2]->specular, vbspec[e2]); + COPY_CHAN4(v[0]->color, saved_color[0]); + COPY_CHAN4(v[1]->color, saved_color[1]); + COPY_CHAN4(v[2]->color, saved_color[2]); + if (VB->SecondaryColorPtr[1]) { + COPY_CHAN4(v[0]->specular, saved_spec[0]); + COPY_CHAN4(v[1]->specular, saved_spec[1]); + COPY_CHAN4(v[2]->specular, saved_spec[2]); } } else { - GLfloat *vbindex = (GLfloat *)VB->IndexPtr[0]->data; - SS_IND(v[0]->index, (GLuint) vbindex[e0]); - SS_IND(v[1]->index, (GLuint) vbindex[e1]); - SS_IND(v[2]->index, (GLuint) vbindex[e2]); + v[0]->index = saved_index[0]; + v[1]->index = saved_index[1]; + v[2]->index = saved_index[2]; } } } |