Last change
on this file was
12115,
checked in by wiesep, 6 years ago
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Changed folder structure, deletet some unused files and cleaned up code
|
File size:
617 bytes
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Line | |
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1 | sampler2D RT : register(s0); |
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2 | sampler3D noiseVol : register(s1); |
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3 | |
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4 | float4 NightVision_ps( float4 pos : POSITION, |
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5 | float2 TexCoord : TEXCOORD0, |
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6 | uniform float4 lum, |
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7 | uniform float time) : COLOR |
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8 | { |
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9 | float4 oC; |
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10 | oC = tex2D(RT, TexCoord); |
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11 | |
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12 | //obtain luminence value |
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13 | oC = dot(oC,lum); |
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14 | |
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15 | //add some random noise |
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16 | oC += 0.2 *(tex3D(noiseVol, float3(TexCoord*5,time)))- 0.05; |
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17 | |
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18 | //add lens circle effect |
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19 | //(could be optimised by using texture) |
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20 | float dist = distance(TexCoord, float2(0.5,0.5)); |
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21 | oC *= smoothstep(0.5,0.45,dist); |
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22 | |
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23 | //add rb to the brightest pixels |
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24 | oC.rb = max (oC.r - 0.75, 0)*4; |
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25 | |
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26 | return oC ; |
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27 | } |
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