svga: fix comment for emit_adjusted_vertex_attribs()

2014-04-17 16:15:37 -06:00
parent cb34575e19
commit 744d2a225d
1 changed files with 3 additions and 3 deletions
@@ -3525,9 +3525,9 @@ emit_inverted_texcoords(struct svga_shader_emitter *emit)


 /**
- * Emit code to invert the T component of the incoming texture coordinate.
- * This is used for drawing point sprites when
- * pipe_rasterizer_state::sprite_coord_mode == PIPE_SPRITE_COORD_LOWER_LEFT.
+ * Emit code to adjust vertex shader inputs/attributes:
+ * - Change range from [0,1] to [-1,1] (for normalized byte/short attribs).
+ * - Set attrib W component = 1.
 */
 static boolean
 emit_adjusted_vertex_attribs(struct svga_shader_emitter *emit)