Chams: tint through $color/$color2 and log the chosen material

ColorModulate alone left the forced material white. Also set the shader's
$color and $color2 vars (IMaterialVar SetVecValue 3-float) and restore them to
white after the draw. Log which fallback material was selected.

1 files changed, 3 insertions, 1 deletions

diff --git a/src/world.cpp b/src/world.cpp
index 15a93ec..284e64e 100644
--- a/src/world.cpp
+++ b/src/world.cpp
@@ -1038,8 +1038,10 @@ void *world_find_material(const char *name) {
         const char *n = mat_name(mat);
         if (n) {
           for (int c = 0; candidates[c]; c++)
-            if (strcmp(n, candidates[c]) == 0)
+            if (strcmp(n, candidates[c]) == 0) {
+              logf("chams: material %s = %p", n, mat);
               return mat;
+            }
         }
       }
       h = next(ms, h);