Attachment 9032 Details for Bug 10196 – re-calculating the half

[patch] re-calculating the half

i965_light.patch (text/plain), 1.42 KB, created by haihao on 2007-03-07 18:50:24 UTC

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Creator: haihao

Created: 2007-03-07 18:50:24 UTC

Size: 1.42 KB

patch

obsolete

>diff --git a/configs/default b/configs/default
>index e39611b..ae2d739 100644
>--- a/configs/default
>+++ b/configs/default
>@@ -78,8 +78,8 @@ APP_LIB_DEPS = -L$(TOP)/$(LIB_DIR) -l$(G
> 
> 
> # Installation directories (for make install)
>-INSTALL_DIR = /opt/X11R7
>-DRI_DRIVER_INSTALL_DIR = /opt/X11R7/lib/dri
>+INSTALL_DIR = /usr/local/xorg/
>+DRI_DRIVER_INSTALL_DIR = /usr/local/xorg/lib/dri
> 
> # Where libGL will look for DRI hardware drivers
> DRI_DRIVER_SEARCH_DIR = $(DRI_DRIVER_INSTALL_DIR)
>diff --git a/src/mesa/drivers/dri/i965/brw_vs_tnl.c b/src/mesa/drivers/dri/i965/brw_vs_tnl.c
>index 0d61092..b26a192 100644
>--- a/src/mesa/drivers/dri/i965/brw_vs_tnl.c
>+++ b/src/mesa/drivers/dri/i965/brw_vs_tnl.c
>@@ -987,8 +987,14 @@ static void build_lighting( struct tnl_p
> 	     * Attenuation never applies to infinite lights.
> 	     */
> 	    VPpli = register_param3(p, STATE_LIGHT, i, 
>-				    STATE_POSITION_NORMALIZED); 
>-	    half = register_param3(p, STATE_LIGHT, i, STATE_HALF);
>+				    STATE_POSITION_NORMALIZED);
>+            if (p->state->light_local_viewer) {
>+                struct ureg eye_hat = get_eye_position_normalized(p);
>+                half = get_temp(p);
>+                emit_op2(p, OPCODE_SUB, half, 0, VPpli, eye_hat);
>+                emit_normalize_vec3(p, half, half);
>+            } else
>+                half = register_param3(p, STATE_LIGHT, i, STATE_HALF);
> 	 } 
> 	 else {
> 	    struct ureg Ppli = register_param3(p, STATE_LIGHT, i,

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Attachments on bug 10196: 8991 | 9032

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