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ippan/godot_billboard.shader

Last active February 1, 2019 09:32
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Godot Billboard Shader
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godot_billboard.shader
// billboard
MODELVIEW_MATRIX = INV_CAMERA_MATRIX * mat4(CAMERA_MATRIX[0], CAMERA_MATRIX[1], CAMERA_MATRIX[2], WORLD_MATRIX[3]);
// scale
MODELVIEW_MATRIX = MODELVIEW_MATRIX * mat4(vec4(length(WORLD_MATRIX[0].xyz), 0, 0, 0), vec4(0, length(WORLD_MATRIX[1].xyz), 0, 0), vec4(0, 0, length(WORLD_MATRIX[2].xyz), 0), vec4(0, 0, 0, 1));
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