diff options
Diffstat (limited to 'src/mesa/swrast/s_span.c')
| -rw-r--r-- | src/mesa/swrast/s_span.c | 19 |
1 files changed, 15 insertions, 4 deletions
diff --git a/src/mesa/swrast/s_span.c b/src/mesa/swrast/s_span.c index 28f2f3d3fff..422d86c00a7 100644 --- a/src/mesa/swrast/s_span.c +++ b/src/mesa/swrast/s_span.c @@ -1321,12 +1321,23 @@ _swrast_write_rgba_span( struct gl_context *ctx, SWspan *span) if (rb) { GLchan rgbaSave[MAX_WIDTH][4]; - if (span->array->ChanType == GL_UNSIGNED_BYTE) { - span->array->rgba = span->array->rgba8; + GLenum datatype; + GLuint comps; + + _mesa_format_to_type_and_comps(rb->Format, &datatype, &comps); + + /* set span->array->rgba to colors for render buffer's datatype */ + if (datatype != span->array->ChanType) { + convert_color_type(span, datatype, 0); } else { - span->array->rgba = (void *) - span->array->attribs[FRAG_ATTRIB_COL0]; + if (span->array->ChanType == GL_UNSIGNED_BYTE) { + span->array->rgba = span->array->rgba8; + } + else { + span->array->rgba = (void *) + span->array->attribs[FRAG_ATTRIB_COL0]; + } } if (!multiFragOutputs && numBuffers > 1) { |