From 4e641bf3e938361a0c46304f29d040e9f5bc169e Mon Sep 17 00:00:00 2001 From: Oliver McFadden Date: Sun, 13 May 2007 12:56:59 +0000 Subject: r300: Use the defined values when writing to R300_RS_ROUTE_0. --- src/mesa/drivers/dri/r300/r300_reg.h | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'src/mesa/drivers/dri/r300/r300_reg.h') diff --git a/src/mesa/drivers/dri/r300/r300_reg.h b/src/mesa/drivers/dri/r300/r300_reg.h index 8ff362b9d2..0a31f0b978 100644 --- a/src/mesa/drivers/dri/r300/r300_reg.h +++ b/src/mesa/drivers/dri/r300/r300_reg.h @@ -673,6 +673,11 @@ USE OR OTHER DEALINGS IN THE SOFTWARE. /* Special handling for color: When the fragment program uses color, * the ROUTE_0_COLOR bit is set and ROUTE_0_COLOR_DEST contains the * color register index. + * + * Apperently you may set the R300_RS_ROUTE_0_COLOR bit, but not provide any + * R300_RS_ROUTE_0_COLOR_DEST value; this setup is used for clearing the state. + * See r300_ioctl.c:r300EmitClearState. I'm not sure if this setup is strictly + * correct or not. - Oliver. */ # define R300_RS_ROUTE_0_COLOR (1 << 14) # define R300_RS_ROUTE_0_COLOR_DEST_SHIFT 17 -- cgit v1.2.3