diff options
Diffstat (limited to 'src/mesa/main/drawpix.c')
| -rw-r--r-- | src/mesa/main/drawpix.c | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/src/mesa/main/drawpix.c b/src/mesa/main/drawpix.c index 02016d15154..0b494286213 100644 --- a/src/mesa/main/drawpix.c +++ b/src/mesa/main/drawpix.c @@ -1,4 +1,4 @@ -/* $Id: drawpix.c,v 1.3 1999/10/08 09:27:10 keithw Exp $ */ +/* $Id: drawpix.c,v 1.4 1999/10/19 20:33:57 brianp Exp $ */ /* * Mesa 3-D graphics library @@ -487,6 +487,18 @@ static void draw_stencil_pixels( GLcontext *ctx, GLint x, GLint y, GLint i; const GLboolean zoom = ctx->Pixel.ZoomX!=1.0 || ctx->Pixel.ZoomY!=1.0; + if (image->Type != GL_BYTE && + image->Type != GL_UNSIGNED_BYTE && + image->Type != GL_SHORT && + image->Type != GL_UNSIGNED_SHORT && + image->Type != GL_INT && + image->Type != GL_UNSIGNED_INT && + image->Type != GL_FLOAT && + image->Type != GL_BITMAP) { + gl_error( ctx, GL_INVALID_OPERATION, "glDrawPixels(stencil type)"); + return; + } + assert(image); assert(image->Format == GL_STENCIL_INDEX); assert(image->Type == GL_UNSIGNED_BYTE || image->Type == GL_BITMAP); |