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Diffstat (limited to 'src/mesa/swrast/s_span.c')
-rw-r--r--src/mesa/swrast/s_span.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/src/mesa/swrast/s_span.c b/src/mesa/swrast/s_span.c
index 90a3d5545f8..431629efb1f 100644
--- a/src/mesa/swrast/s_span.c
+++ b/src/mesa/swrast/s_span.c
@@ -171,6 +171,11 @@ interpolate_active_attribs(GLcontext *ctx, SWspan *span, GLbitfield attrMask)
{
const SWcontext *swrast = SWRAST_CONTEXT(ctx);
+ /* for glDraw/CopyPixels() we may have turned off some bits in
+ * the _ActiveAttribMask - be sure to obey that mask now.
+ */
+ attrMask &= swrast->_ActiveAttribMask;
+
ATTRIB_LOOP_BEGIN
if (attrMask & (1 << attr)) {
const GLfloat dwdx = span->attrStepX[FRAG_ATTRIB_WPOS][3];
@@ -1169,9 +1174,11 @@ shade_texture_span(GLcontext *ctx, SWspan *span)
if (ctx->FragmentProgram._Current ||
ctx->ATIFragmentShader._Enabled) {
/* programmable shading */
- span->array->ChanType = GL_FLOAT;
-
+ if (span->primitive == GL_BITMAP && span->array->ChanType != GL_FLOAT) {
+ convert_color_type(span, GL_FLOAT, 0);
+ }
interpolate_active_attribs(ctx, span, ~0);
+ span->array->ChanType = GL_FLOAT;
if (!(span->arrayMask & SPAN_Z))
_swrast_span_interpolate_z (ctx, span);