diff options
Diffstat (limited to 'src/mesa/swrast/s_span.c')
| -rw-r--r-- | src/mesa/swrast/s_span.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/src/mesa/swrast/s_span.c b/src/mesa/swrast/s_span.c index 8931cdec1b..28c82990e0 100644 --- a/src/mesa/swrast/s_span.c +++ b/src/mesa/swrast/s_span.c @@ -1248,7 +1248,8 @@ _swrast_write_rgba_span( GLcontext *ctx, SWspan *span) 4 * span->end * sizeof(GLchan)); } - ASSERT(rb->_BaseFormat == GL_RGBA || rb->_BaseFormat == GL_RGB); + ASSERT(rb->_BaseFormat == GL_RGBA || rb->_BaseFormat == GL_RGB || + rb->_BaseFormat == GL_ALPHA); if (ctx->Color._LogicOpEnabled) { _swrast_logicop_rgba_span(ctx, rb, span); @@ -1346,7 +1347,8 @@ _swrast_read_rgba_span( GLcontext *ctx, struct gl_renderbuffer *rb, ASSERT(rb); ASSERT(rb->GetRow); - ASSERT(rb->_BaseFormat == GL_RGB || rb->_BaseFormat == GL_RGBA); + ASSERT(rb->_BaseFormat == GL_RGB || rb->_BaseFormat == GL_RGBA || + rb->_BaseFormat == GL_ALPHA); if (rb->DataType == dstType) { rb->GetRow(ctx, rb, length, x + skip, y, |