update resources

resources/shaders/140/flat_instance.vs

@@ -0,0 +1,19 @@
+#version 140
+
+uniform mat4 view_matrix;
+uniform mat4 projection_matrix;
+
+in vec3 v_position;
+
+// per instance data
+// in mat4 instanceMatrix;
+in vec4 i_data0;
+in vec4 i_data1;
+in vec4 i_data2;
+in vec4 i_data3;
+// end per instance data
+void main()
+{
+    mat4 model_matrix = mat4(i_data0, i_data1, i_data2, i_data3);
+    gl_Position = projection_matrix * view_matrix * model_matrix* vec4(v_position, 1.0);
+}