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st/mesa: fix DrawPixels(GL_STENCIL_INDEX)

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This is a bug which was probably uncovered recently by Jason's commits
and broke this.

The problem is _mesa_base_tex_format(GL_STENCIL_INDEX) returns -1.

Tested-by: Michel Dänzer <michel.daenzer@amd.com>
This commit is contained in:
Marek Olšák
2014-08-07 20:58:53 +02:00
parent 88e0a2f88b
commit 56286834b8
1 changed files with 4 additions and 7 deletions
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11
src/mesa/state_tracker/st_cb_drawpixels.c
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@@ -494,22 +494,19 @@ make_texture(struct st_context *st,
pipeFormat = st_choose_matching_format(pipe->screen, PIPE_BIND_SAMPLER_VIEW,
format, type, unpack->SwapBytes);
if (pipeFormat != PIPE_FORMAT_NONE) {
mformat = st_pipe_format_to_mesa_format(pipeFormat);
baseInternalFormat = _mesa_get_format_base_format(mformat);
}
else {
if (pipeFormat == PIPE_FORMAT_NONE) {
/* Use the generic approach. */
GLenum intFormat = internal_format(ctx, format, type);
baseInternalFormat = _mesa_base_tex_format(ctx, intFormat);
pipeFormat = st_choose_format(st, intFormat, format, type,
PIPE_TEXTURE_2D, 0, PIPE_BIND_SAMPLER_VIEW,
FALSE);
assert(pipeFormat != PIPE_FORMAT_NONE);
mformat = st_pipe_format_to_mesa_format(pipeFormat);
}
mformat = st_pipe_format_to_mesa_format(pipeFormat);
baseInternalFormat = _mesa_get_format_base_format(mformat);
pixels = _mesa_map_pbo_source(ctx, unpack, pixels);
if (!pixels)
return NULL;