From: Chris Forbes Date: Sat, 10 Aug 2013 23:46:18 +0000 (+1200) Subject: i965: Add BRW_SURFACEFORMAT_R32G32_FLOAT_LD, required for IVB gather4 w/a X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=855b2a8f4a2ef9151f7710e651bbcdadb4c6ea99;p=mesa.git i965: Add BRW_SURFACEFORMAT_R32G32_FLOAT_LD, required for IVB gather4 w/a gather4 GREEN channel against a surface with format R32G32_FLOAT doesn't work correctly on IVB. w/a from bspec: - use R32G32_FLOAT_LD = 0x97 instead, for gather4 only. - select BLUE channel to read GREEN Signed-off-by: Chris Forbes Reviewed-by: Kenneth Graunke --- diff --git a/src/mesa/drivers/dri/i965/brw_defines.h b/src/mesa/drivers/dri/i965/brw_defines.h index ae2839ad7cf..7dfb2b9136a 100644 --- a/src/mesa/drivers/dri/i965/brw_defines.h +++ b/src/mesa/drivers/dri/i965/brw_defines.h @@ -309,6 +309,7 @@ #define BRW_SURFACEFORMAT_R16G16B16A16_USCALED 0x094 #define BRW_SURFACEFORMAT_R32G32_SSCALED 0x095 #define BRW_SURFACEFORMAT_R32G32_USCALED 0x096 +#define BRW_SURFACEFORMAT_R32G32_FLOAT_LD 0x097 #define BRW_SURFACEFORMAT_R32G32_SFIXED 0x0A0 #define BRW_SURFACEFORMAT_R64_PASSTHRU 0x0A1 #define BRW_SURFACEFORMAT_B8G8R8A8_UNORM 0x0C0 diff --git a/src/mesa/drivers/dri/i965/brw_surface_formats.c b/src/mesa/drivers/dri/i965/brw_surface_formats.c index 0d8d805621e..86663365301 100644 --- a/src/mesa/drivers/dri/i965/brw_surface_formats.c +++ b/src/mesa/drivers/dri/i965/brw_surface_formats.c @@ -110,6 +110,7 @@ const struct surface_format_info surface_formats[] = { SF( Y, x, x, x, Y, x, Y, x, x, BRW_SURFACEFORMAT_R16G16B16A16_UINT) SF( Y, Y, x, x, Y, Y, Y, x, x, BRW_SURFACEFORMAT_R16G16B16A16_FLOAT) SF( Y, 50, x, x, Y, Y, Y, Y, x, BRW_SURFACEFORMAT_R32G32_FLOAT) + SF( Y, 70, x, x, Y, Y, Y, Y, x, BRW_SURFACEFORMAT_R32G32_FLOAT_LD) SF( Y, x, x, x, Y, x, Y, Y, x, BRW_SURFACEFORMAT_R32G32_SINT) SF( Y, x, x, x, Y, x, Y, Y, x, BRW_SURFACEFORMAT_R32G32_UINT) SF( Y, 50, Y, x, x, x, x, x, x, BRW_SURFACEFORMAT_R32_FLOAT_X8X24_TYPELESS)