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authorPeteri Andras <whysogreen@gmail.com>2009-07-13 08:03:16 -0600
committerBrian Paul <brianp@vmware.com>2009-07-13 08:04:08 -0600
commit680f7d09b00fdec0dbe5e357639d6b445bb9266e (patch)
tree7af192ae832c6cd2d3a6edacb92f93b9b43dca27 /src
parent022e8e582ee408845bc622d56487b220b27df9a6 (diff)
r128: fix two-sided lighting segfault seen in GLUT's olight demo
Diffstat (limited to 'src')
-rw-r--r--src/mesa/drivers/dri/r128/r128_state.c5
-rw-r--r--src/mesa/drivers/dri/r128/r128_tris.c2
-rw-r--r--src/mesa/drivers/dri/r128/r128_tris.h2
3 files changed, 7 insertions, 2 deletions
diff --git a/src/mesa/drivers/dri/r128/r128_state.c b/src/mesa/drivers/dri/r128/r128_state.c
index 451dcd1b55..4ae7bf5b97 100644
--- a/src/mesa/drivers/dri/r128/r128_state.c
+++ b/src/mesa/drivers/dri/r128/r128_state.c
@@ -771,6 +771,11 @@ static void r128DDLightModelfv( GLcontext *ctx, GLenum pname,
FLUSH_BATCH( rmesa );
updateSpecularLighting(ctx);
}
+
+ if ( pname == GL_LIGHT_MODEL_TWO_SIDE ) {
+ FLUSH_BATCH( rmesa );
+ r128ChooseRenderState( ctx );
+ }
}
static void r128DDShadeModel( GLcontext *ctx, GLenum mode )
diff --git a/src/mesa/drivers/dri/r128/r128_tris.c b/src/mesa/drivers/dri/r128/r128_tris.c
index bcc9ffa651..5b91271d74 100644
--- a/src/mesa/drivers/dri/r128/r128_tris.c
+++ b/src/mesa/drivers/dri/r128/r128_tris.c
@@ -426,7 +426,7 @@ r128_fallback_point( r128ContextPtr rmesa,
#define ANY_RASTER_FLAGS (DD_TRI_LIGHT_TWOSIDE|DD_TRI_OFFSET|DD_TRI_UNFILLED)
#define _R128_NEW_RENDER_STATE (ANY_FALLBACK_FLAGS | ANY_RASTER_FLAGS)
-static void r128ChooseRenderState(GLcontext *ctx)
+void r128ChooseRenderState(GLcontext *ctx)
{
r128ContextPtr rmesa = R128_CONTEXT(ctx);
GLuint flags = ctx->_TriangleCaps;
diff --git a/src/mesa/drivers/dri/r128/r128_tris.h b/src/mesa/drivers/dri/r128/r128_tris.h
index d90ca31534..c0667edb61 100644
--- a/src/mesa/drivers/dri/r128/r128_tris.h
+++ b/src/mesa/drivers/dri/r128/r128_tris.h
@@ -38,7 +38,7 @@ USE OR OTHER DEALINGS IN THE SOFTWARE.
#include "main/mtypes.h"
extern void r128InitTriFuncs( GLcontext *ctx );
-
+extern void r128ChooseRenderState( GLcontext *ctx );
extern void r128Fallback( GLcontext *ctx, GLuint bit, GLboolean mode );
#define FALLBACK( rmesa, bit, mode ) r128Fallback( rmesa->glCtx, bit, mode )