diff options
Diffstat (limited to 'src/mesa/main/fog.c')
| -rw-r--r-- | src/mesa/main/fog.c | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/src/mesa/main/fog.c b/src/mesa/main/fog.c index d65add9302d..07405fb4b42 100644 --- a/src/mesa/main/fog.c +++ b/src/mesa/main/fog.c @@ -141,6 +141,8 @@ _mesa_Fogfv( GLenum pname, const GLfloat *params ) update_fog_scale(ctx); break; case GL_FOG_INDEX: + if (ctx->API != API_OPENGL) + goto invalid_pname; if (ctx->Fog.Index == *params) return; FLUSH_VERTICES(ctx, _NEW_FOG); @@ -161,7 +163,7 @@ _mesa_Fogfv( GLenum pname, const GLfloat *params ) break; case GL_FOG_COORDINATE_SOURCE_EXT: { GLenum p = (GLenum) (GLint) *params; - if (!ctx->Extensions.EXT_fog_coord || + if (ctx->API != API_OPENGL || !ctx->Extensions.EXT_fog_coord || (p != GL_FOG_COORDINATE_EXT && p != GL_FRAGMENT_DEPTH_EXT)) { _mesa_error(ctx, GL_INVALID_ENUM, "glFog"); return; @@ -174,7 +176,7 @@ _mesa_Fogfv( GLenum pname, const GLfloat *params ) } case GL_FOG_DISTANCE_MODE_NV: { GLenum p = (GLenum) (GLint) *params; - if (!ctx->Extensions.NV_fog_distance || + if (ctx->API != API_OPENGL || !ctx->Extensions.NV_fog_distance || (p != GL_EYE_RADIAL_NV && p != GL_EYE_PLANE && p != GL_EYE_PLANE_ABSOLUTE_NV)) { _mesa_error(ctx, GL_INVALID_ENUM, "glFog"); return; @@ -186,13 +188,18 @@ _mesa_Fogfv( GLenum pname, const GLfloat *params ) break; } default: - _mesa_error( ctx, GL_INVALID_ENUM, "glFog" ); - return; + goto invalid_pname; } if (ctx->Driver.Fogfv) { (*ctx->Driver.Fogfv)( ctx, pname, params ); } + + return; + +invalid_pname: + _mesa_error( ctx, GL_INVALID_ENUM, "glFog" ); + return; } |