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tgsi/scan: collect information about output vertex streams

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Reviewed-by: Marek Olšák <marek.olsak@amd.com>
This commit is contained in:
Nicolai Hähnle 2016-11-29 14:22:20 +01:00
parent 81d0dc5e55
commit cf8e9778fc
2 changed files with 19 additions and 0 deletions
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17
src/gallium/auxiliary/tgsi/tgsi_scan.c
View file

@ -547,6 +547,23 @@ scan_declaration(struct tgsi_shader_info *info,
info->output_semantic_index[reg] = (ubyte) semIndex;
info->num_outputs = MAX2(info->num_outputs, reg + 1);
if (fulldecl->Declaration.UsageMask & TGSI_WRITEMASK_X) {
info->output_streams[reg] |= (ubyte)fulldecl->Semantic.StreamX;
info->num_stream_output_components[fulldecl->Semantic.StreamX]++;
}
if (fulldecl->Declaration.UsageMask & TGSI_WRITEMASK_Y) {
info->output_streams[reg] |= (ubyte)fulldecl->Semantic.StreamY << 2;
info->num_stream_output_components[fulldecl->Semantic.StreamY]++;
}
if (fulldecl->Declaration.UsageMask & TGSI_WRITEMASK_Z) {
info->output_streams[reg] |= (ubyte)fulldecl->Semantic.StreamZ << 4;
info->num_stream_output_components[fulldecl->Semantic.StreamZ]++;
}
if (fulldecl->Declaration.UsageMask & TGSI_WRITEMASK_W) {
info->output_streams[reg] |= (ubyte)fulldecl->Semantic.StreamW << 6;
info->num_stream_output_components[fulldecl->Semantic.StreamW]++;
}
switch (semName) {
case TGSI_SEMANTIC_PRIMID:
info->writes_primid = true;

2
src/gallium/auxiliary/tgsi/tgsi_scan.h
View file

@ -54,6 +54,7 @@ struct tgsi_shader_info
ubyte input_cylindrical_wrap[PIPE_MAX_SHADER_INPUTS];
ubyte output_semantic_name[PIPE_MAX_SHADER_OUTPUTS]; /**< TGSI_SEMANTIC_x */
ubyte output_semantic_index[PIPE_MAX_SHADER_OUTPUTS];
ubyte output_streams[PIPE_MAX_SHADER_OUTPUTS];
ubyte num_system_values;
ubyte system_value_semantic_name[PIPE_MAX_SHADER_INPUTS];
@ -68,6 +69,7 @@ struct tgsi_shader_info
unsigned samplers_declared; /**< bitmask of declared samplers */
ubyte sampler_targets[PIPE_MAX_SHADER_SAMPLER_VIEWS]; /**< TGSI_TEXTURE_x values */
ubyte sampler_type[PIPE_MAX_SHADER_SAMPLER_VIEWS]; /**< TGSI_RETURN_TYPE_x */
ubyte num_stream_output_components[4];
ubyte input_array_first[PIPE_MAX_SHADER_INPUTS];
ubyte input_array_last[PIPE_MAX_SHADER_INPUTS];