mirror of https://github.com/auygun/kaliber.git
27 lines
646 B
Plaintext
27 lines
646 B
Plaintext
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attribute vec2 in_position;
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attribute vec2 in_tex_coord_0;
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uniform vec2 scale;
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uniform vec2 offset;
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uniform vec2 pivot;
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uniform vec2 rotation;
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uniform vec2 tex_offset;
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uniform vec2 tex_scale;
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uniform mat4 projection;
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varying vec2 tex_coord_0;
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void main() {
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// Simple 2d transform.
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vec2 position = in_position;
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position *= scale;
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position += pivot;
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position = vec2(position.x * rotation.y + position.y * rotation.x,
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position.y * rotation.y - position.x * rotation.x);
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position += offset - pivot;
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tex_coord_0 = (in_tex_coord_0 + tex_offset) * tex_scale;
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gl_Position = projection * vec4(position, 0.0, 1.0);
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}
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