remap bindings

projects/apis/metal/src/shader_module/metal_shader_module.h

@@ -1,10 +1,23 @@
 #pragma once
 #include "shader_module/gryphn_shader_module.h"
+#include "utils/lists/gryphn_array_list.h"
 #import <Metal/Metal.h>
 
+typedef struct metalBindingMap {
+    uint32_t set;
+    uint32_t binding;
+    uint32_t metalBindingIndex;
+} metalBindingMap;
+GN_ARRAY_LIST(metalBindingMap);
+
+typedef struct metalBindingMaps {
+    metalBindingMapArrayList textureMaps;
+} metalBindingMaps;
+
 typedef struct gnPlatformShaderModule_t {
     id<MTLFunction> function;
     uint32_t pushConstantIndex;
+    metalBindingMaps maps;
 } gnPlatformShaderModule;
 
 gnReturnCode createMetalShaderModule(gnShaderModule module, gnDevice device, gnShaderModuleInfo shaderModuleInfo);