feat: add click to select

destrum/assets_src/shaders/selection.frag

@@ -0,0 +1,16 @@
+#version 460
+
+// Same interface as mesh.vert, only the object ID is used
+layout (location = 0) in vec3 inPos;
+layout (location = 1) in vec2 inUV;
+layout (location = 2) in vec3 inNormal;
+layout (location = 3) in vec4 inTangent;
+layout (location = 4) flat in uint inMaterialID;
+layout (location = 5) flat in uint inObjectID;
+
+layout (location = 0) out uint outObjectID;
+
+void main()
+{
+    outObjectID = inObjectID;
+}