source:
data/branches/cegui0.8/programs/Blur0_ps20.hlsl
Last change on this file was 7708, checked in by dafrick, 14 years ago | |
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File size: 598 bytes |
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1 | sampler RT: register(s0); |
2 | // Simple blur filter |
3 | |
4 | float4 main(float2 texCoord: TEXCOORD0) : COLOR { |
5 | |
6 | float2 samples[12] = { |
7 | -0.326212, -0.405805, |
8 | -0.840144, -0.073580, |
9 | -0.695914, 0.457137, |
10 | -0.203345, 0.620716, |
11 | 0.962340, -0.194983, |
12 | 0.473434, -0.480026, |
13 | 0.519456, 0.767022, |
14 | 0.185461, -0.893124, |
15 | 0.507431, 0.064425, |
16 | 0.896420, 0.412458, |
17 | -0.321940, -0.932615, |
18 | -0.791559, -0.597705, |
19 | }; |
20 | |
21 | float4 sum = tex2D(RT, texCoord); |
22 | for (int i = 0; i < 12; i++){ |
23 | sum += tex2D(RT, texCoord + 0.025 * samples[i]); |
24 | } |
25 | return sum / 13; |
26 | |
27 | } |
28 | |
29 | |
30 | |
31 |
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