source/shaders/instancing.vs.glsl


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#version 330 core
layout(location=0) in vec3 aPos;
layout(location=1) in mat4 aOffset;

// uniform mat4 Model;
layout (std140) uniform Matrices {
  mat4 View;        // start:  0      // end: 16 *  4 =  64
  mat4 Projection;  // start: 64      // end: 64 + 64 = 128
};

// @note: I still do not fully understand how the FragNormal calculation works. Need to make sure I intuitively 
// get that

void main() {
  gl_Position = Projection*View*aOffset*vec4(aPos, 1.0);
}