diff options
| author | Brian Paul <[email protected]> | 2011-07-31 21:00:55 -0700 |
|---|---|---|
| committer | Eric Anholt <[email protected]> | 2011-09-27 12:12:07 -0700 |
| commit | 177110ae3261e6ba91a40ed1c495a865edbe9394 (patch) | |
| tree | 85bad4b074b4c4492c813002b0457893e5b6c6e2 /src/mesa/main | |
| parent | 8df7ca71125ee0ad74260378ff7e185dcf66f3bc (diff) | |
mesa: Update comments/assertions about buffer mapping for glGetTexImage().
This code is about to stop needing ->Data and using MapTextureImage().
Tested-by: Brian Paul <[email protected]>
Diffstat (limited to 'src/mesa/main')
| -rw-r--r-- | src/mesa/main/texgetimage.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/src/mesa/main/texgetimage.c b/src/mesa/main/texgetimage.c index 4d583094312..a5e499a531e 100644 --- a/src/mesa/main/texgetimage.c +++ b/src/mesa/main/texgetimage.c @@ -409,7 +409,8 @@ get_tex_memcpy(struct gl_context *ctx, GLenum format, GLenum type, GLvoid *pixel /** * This is the software fallback for Driver.GetTexImage(). * All error checking will have been done before this routine is called. - * The texture image must be mapped. + * We'll call ctx->Driver.MapTextureImage() to access the data, then + * unmap with ctx->Driver.UnmapTextureImage(). */ void _mesa_get_teximage(struct gl_context *ctx, GLenum target, GLint level, @@ -419,9 +420,6 @@ _mesa_get_teximage(struct gl_context *ctx, GLenum target, GLint level, { GLuint dimensions; - /* If we get here, the texture image should be mapped */ - assert(texImage->Data); - switch (target) { case GL_TEXTURE_1D: dimensions = 1; @@ -433,6 +431,7 @@ _mesa_get_teximage(struct gl_context *ctx, GLenum target, GLint level, dimensions = 2; } + /* map dest buffer, if PBO */ if (_mesa_is_bufferobj(ctx->Pack.BufferObj)) { /* Packing texture image into a PBO. * Map the (potentially) VRAM-based buffer into our process space so |