Mesa (master): mesa: make sure all lighting tables are updated before the computation

[Yuanhan Liu]

Module: Mesa
Branch: master
Commit: 099c4e372df0acb2bda61ccf9e6538b3d8349ea3
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=099c4e372df0acb2bda61ccf9e6538b3d8349ea3

Author: Yuanhan Liu <yuanhan.liu at linux.intel.com>
Date:   Tue Nov 15 15:40:53 2011 +0800

mesa: make sure all lighting tables are updated before the computation

Make sure all lighting tables are updated before using the table to
calculate something, say using _SpotExpTable to calculate
_VP_inf_spot_attenuation.

Signed-off-by: Yuanhan Liu <yuanhan.liu at linux.intel.com>
Reviewed-by: Brian Paul <brianp at vmware.com>

---

 src/mesa/main/light.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/src/mesa/main/light.c b/src/mesa/main/light.c
index c27cf1d..60daa89 100644
--- a/src/mesa/main/light.c
+++ b/src/mesa/main/light.c
@@ -1138,6 +1138,9 @@ compute_light_positions( struct gl_context *ctx )
       TRANSFORM_NORMAL( ctx->_EyeZDir, eye_z, ctx->ModelviewMatrixStack.Top->m );
    }
 
+   /* Make sure all the light tables are updated before the computation */
+   _mesa_validate_all_lighting_tables(ctx);
+
    foreach (light, &ctx->Light.EnabledList) {
 
       if (ctx->_NeedEyeCoords) {