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Diffstat (limited to 'src/gallium/drivers/r600/r600_shader.h')
-rw-r--r--src/gallium/drivers/r600/r600_shader.h6
1 files changed, 5 insertions, 1 deletions
diff --git a/src/gallium/drivers/r600/r600_shader.h b/src/gallium/drivers/r600/r600_shader.h
index 4b27ede96dd..20829fd9fdb 100644
--- a/src/gallium/drivers/r600/r600_shader.h
+++ b/src/gallium/drivers/r600/r600_shader.h
@@ -33,7 +33,7 @@ struct r600_shader_io {
int spi_sid;
unsigned interpolate;
unsigned ij_index;
- boolean centroid;
+ unsigned interpolate_location; // TGSI_INTERPOLATE_LOC_CENTER, CENTROID, SAMPLE
unsigned lds_pos; /* for evergreen */
unsigned back_color_input;
unsigned write_mask;
@@ -115,4 +115,8 @@ struct r600_pipe_shader {
unsigned ps_depth_export;
};
+/* return the table index 0-5 for TGSI_INTERPOLATE_LINEAR/PERSPECTIVE and
+ TGSI_INTERPOLATE_LOC_CENTER/SAMPLE/COUNT. Other input values return -1. */
+int eg_get_interpolator_index(unsigned interpolate, unsigned location);
+
#endif