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changed error tests for depth and stencil buffers

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This commit is contained in:
Brian Paul 2000-11-28 22:34:46 +00:00
parent 86ca491ade
commit 7f55eb2b14
1 changed files with 3 additions and 3 deletions
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6
src/mesa/swrast/s_copypix.c
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@ -1,4 +1,4 @@
/* $Id: s_copypix.c,v 1.6 2000/11/28 08:03:22 joukj Exp $ */
/* $Id: s_copypix.c,v 1.7 2000/11/28 22:34:46 brianp Exp $ */
/*
* Mesa 3-D graphics library
@ -650,7 +650,7 @@ static void copy_depth_pixels( GLcontext *ctx, GLint srcx, GLint srcy,
const GLboolean zoom = ctx->Pixel.ZoomX != 1.0F || ctx->Pixel.ZoomY != 1.0F;
GLint overlapping;
if (!ctx->ReadBuffer->DepthBuffer || !ctx->DrawBuffer->DepthBuffer) {
if (!ctx->Visual.DepthBits) {
gl_error( ctx, GL_INVALID_OPERATION, "glCopyPixels" );
return;
}
@ -758,7 +758,7 @@ static void copy_stencil_pixels( GLcontext *ctx, GLint srcx, GLint srcy,
const GLboolean shift_or_offset = ctx->Pixel.IndexShift || ctx->Pixel.IndexOffset;
GLint overlapping;
if (!ctx->DrawBuffer->Stencil || !ctx->ReadBuffer->Stencil) {
if (!ctx->Visual.StencilBits) {
gl_error( ctx, GL_INVALID_OPERATION, "glCopyPixels" );
return;
}