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make sure we don't generate random alpha

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This commit is contained in:
Daniel Borca 2004-10-29 13:35:56 +00:00
parent 03501e7a29
commit b0996b19f0
1 changed files with 12 additions and 3 deletions
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15
src/mesa/tnl_dd/t_dd_vbtmp.h
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@ -129,7 +129,7 @@ static void TAG(emit)( GLcontext *ctx,
GLfloat (*col)[4], (*spec)[4];
GLuint tc0_stride, tc1_stride, col_stride, spec_stride, fog_stride;
GLuint tc2_stride, tc3_stride;
GLuint tc0_size, tc1_size;
GLuint tc0_size, tc1_size, col_size;
GLuint tc2_size, tc3_size;
GLfloat (*coord)[4];
GLuint coord_stride;
@ -186,6 +186,7 @@ static void TAG(emit)( GLcontext *ctx,
if (DO_RGBA) {
col_stride = VB->ColorPtr[0]->stride;
col = VB->ColorPtr[0]->data;
col_size = VB->ColorPtr[0]->size;
}
if (DO_SPEC) {
@ -244,7 +245,11 @@ static void TAG(emit)( GLcontext *ctx,
UNCLAMPED_FLOAT_TO_UBYTE(v->v.color.red, col[0][0]);
UNCLAMPED_FLOAT_TO_UBYTE(v->v.color.green, col[0][1]);
UNCLAMPED_FLOAT_TO_UBYTE(v->v.color.blue, col[0][2]);
UNCLAMPED_FLOAT_TO_UBYTE(v->v.color.alpha, col[0][3]);
if (col_size == 4) {
UNCLAMPED_FLOAT_TO_UBYTE(v->v.color.alpha, col[0][3]);
} else {
v->v.color.alpha = CHAN_MAX;
}
STRIDE_4F(col, col_stride);
}
if (DO_SPEC) {
@ -379,7 +384,11 @@ static void TAG(emit)( GLcontext *ctx, GLuint start, GLuint end,
UNCLAMPED_FLOAT_TO_UBYTE(c->red, col[0][0]);
UNCLAMPED_FLOAT_TO_UBYTE(c->green, col[0][1]);
UNCLAMPED_FLOAT_TO_UBYTE(c->blue, col[0][2]);
UNCLAMPED_FLOAT_TO_UBYTE(c->alpha, col[0][3]);
if (col_size == 4) {
UNCLAMPED_FLOAT_TO_UBYTE(c->alpha, col[0][3]);
} else {
c->alpha = CHAN_MAX;
}
STRIDE_4F( col, col_stride );
}
/* fprintf(stderr, "vert %d: %.2f %.2f %.2f %x\n", */