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23 lines
528 B
Python
23 lines
528 B
Python
$input a_position, a_texcoord0
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$output v_position, v_texcoord0
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#include "../common.sh"
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#define NEED_HALF_TEXEL (BGFX_SHADER_LANGUAGE_HLSL < 4)
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uniform vec4 u_viewSize;
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#if NEED_HALF_TEXEL
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uniform vec4 u_halfTexel;
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#endif // NEED_HALF_TEXEL
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void main()
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{
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#if !NEED_HALF_TEXEL
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const vec4 u_halfTexel = vec4_splat(0.0);
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#endif // !NEED_HALF_TEXEL
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v_position = a_position;
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v_texcoord0 = a_texcoord0+u_halfTexel.xy;
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gl_Position = vec4(2.0*v_position.x/u_viewSize.x - 1.0, 1.0 - 2.0*v_position.y/u_viewSize.y, 0.0, 1.0);
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}
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