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authorRoland Scheidegger <[email protected]>2006-09-13 17:35:44 +0000
committerRoland Scheidegger <[email protected]>2006-09-13 17:35:44 +0000
commitcb08dcbbf29dfa82128c8302f7aa69e90478a5ea (patch)
tree4b309a3d8754cd03c6ff445c76500371b1f6ab79
parent87d6028f28d35ae7f88a606c8119be627eb6599a (diff)
fix GL_REFLECTION_MAP texgen by not using tex matrix negation when lighting is not enabled (?). This fixes demos/cubemap as well as glean texCube test.
-rw-r--r--src/mesa/drivers/dri/r200/r200_state.c2
-rw-r--r--src/mesa/drivers/dri/r200/r200_texstate.c12
2 files changed, 9 insertions, 5 deletions
diff --git a/src/mesa/drivers/dri/r200/r200_state.c b/src/mesa/drivers/dri/r200/r200_state.c
index 452d354f6e9..658ce634e8d 100644
--- a/src/mesa/drivers/dri/r200/r200_state.c
+++ b/src/mesa/drivers/dri/r200/r200_state.c
@@ -1970,6 +1970,8 @@ static void r200Enable( GLcontext *ctx, GLenum cap, GLboolean state )
case GL_LIGHTING:
r200UpdateSpecular(ctx);
+ /* for reflection map fixup - might set recheck_texgen for all units too */
+ rmesa->NewGLState |= _NEW_TEXTURE;
break;
case GL_LINE_SMOOTH:
diff --git a/src/mesa/drivers/dri/r200/r200_texstate.c b/src/mesa/drivers/dri/r200/r200_texstate.c
index acc980ca8c1..9c8997a8c77 100644
--- a/src/mesa/drivers/dri/r200/r200_texstate.c
+++ b/src/mesa/drivers/dri/r200/r200_texstate.c
@@ -1304,11 +1304,13 @@ static GLboolean r200_validate_texgen( GLcontext *ctx, GLuint unit )
case GL_REFLECTION_MAP_NV:
rmesa->TexGenNeedNormals[unit] = GL_TRUE;
tgi |= R200_TEXGEN_INPUT_EYE_REFLECT<<inputshift;
- set_texgen_matrix( rmesa, unit,
- (texUnit->TexGenEnabled & S_BIT) ? reflect : I,
- (texUnit->TexGenEnabled & T_BIT) ? reflect + 4 : I + 4,
- (texUnit->TexGenEnabled & R_BIT) ? reflect + 8 : I + 8,
- I + 12);
+ /* pretty weird, must only negate when lighting is enabled? */
+ if (ctx->Light.Enabled)
+ set_texgen_matrix( rmesa, unit,
+ (texUnit->TexGenEnabled & S_BIT) ? reflect : I,
+ (texUnit->TexGenEnabled & T_BIT) ? reflect + 4 : I + 4,
+ (texUnit->TexGenEnabled & R_BIT) ? reflect + 8 : I + 8,
+ I + 12);
break;
case GL_NORMAL_MAP_NV: