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| author | Jerome Glisse <jglisse@redhat.com> | 2010-08-11 14:26:07 -0400 |
|---|---|---|
| committer | Jerome Glisse <jglisse@redhat.com> | 2010-08-11 14:26:07 -0400 |
| commit | 481b65abaedb271d0da24c75b8c60f7bcf6d8ce9 (patch) | |
| tree | f971d82636747472e9806976687faf2a308d6f02 /src/gallium/drivers/r600/r600_shader.c | |
| parent | 1bb0427a856ffa3fea1b177ea5b0395a00de3833 (diff) | |
r600g: accept empty frag prog shader
Signed-off-by: Jerome Glisse <jglisse@redhat.com>
Diffstat (limited to 'src/gallium/drivers/r600/r600_shader.c')
| -rw-r--r-- | src/gallium/drivers/r600/r600_shader.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/src/gallium/drivers/r600/r600_shader.c b/src/gallium/drivers/r600/r600_shader.c index cbeb69221c..956c7e7930 100644 --- a/src/gallium/drivers/r600/r600_shader.c +++ b/src/gallium/drivers/r600/r600_shader.c @@ -494,6 +494,21 @@ int r600_shader_from_tgsi(const struct tgsi_token *tokens, struct r600_shader *s noutput++; } } + /* add fake pixel export */ + if (ctx.type == TGSI_PROCESSOR_FRAGMENT && !noutput) { + memset(&output[0], 0, sizeof(struct r600_bc_output)); + output[0].gpr = 0; + output[0].elem_size = 3; + output[0].swizzle_x = 7; + output[0].swizzle_y = 7; + output[0].swizzle_z = 7; + output[0].swizzle_w = 7; + output[0].barrier = 1; + output[0].type = V_SQ_CF_ALLOC_EXPORT_WORD0_SQ_EXPORT_PARAM; + output[0].array_base = 0; + output[0].inst = V_SQ_CF_ALLOC_EXPORT_WORD1_SQ_CF_INST_EXPORT; + noutput++; + } /* set export done on last export of each type */ for (i = noutput - 1, output_done = 0; i >= 0; i--) { if (i == (noutput - 1)) { |