Check if new shader is actually ok before replacing.

1 files changed, 9 insertions, 4 deletions

diff --git a/src/shader_sys.c b/src/shader_sys.c
index 0fcc6ce..65c8bd4 100644
--- a/src/shader_sys.c
+++ b/src/shader_sys.c
@@ -127,10 +127,15 @@ void update_shaders(void)
             i32 current_mod = GetFileModTime(shader_paths[i]);
             
             if(current_mod != shader_modtimes[i]){
-                shader_modtimes[i] = current_mod;
-                
-                UnloadShader(shader_slots[i]);
-                shader_slots[i] = load_joined_shader(shader_paths[i]);
+				shader_modtimes[i] = current_mod;
+				
+				Shader attempt = load_joined_shader(shader_paths[i]);
+				
+				if(IsShaderReady(attempt)){
+					UnloadShader(shader_slots[i]);
+					
+					shader_slots[i] = attempt;
+				}		
             }
         }
     }