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Aviii06Aviii06
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Merge pull request #587 from sdslabs/post-process-dither-and-damage
Post process dither and damage
2 parents 0eabdfc + f846419 commit cfc5f8f

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5 files changed

+238
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lines changed

‎rootex/core/renderer/shaders/32bpp_to_16bpp_shader.hlsl‎

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#include "register_locations_pixel_shader.h"
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Texture2D InputTexture : register(t0);
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SamplerState AnisotropicSampler : register(s0);
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cbuffer PerFrame : register(CUSTOM_PER_FRAME_PS_HLSL)
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{
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float timeMs;
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float deltaTimeMs;
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float2 resolution;
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float2 mouse;
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};
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struct DamageVSOutput
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{
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float4 pos : SV_POSITION;
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float2 tex : TEXCOORD;
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};
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float4 closest(float r,float g, float b) {
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r=round( r * 31.0f ) / 31.0f;
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b=round( b * 31.0f ) / 31.0f;
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g=round( g * 63.0f ) / 63.0f;
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return float4( r, g, b, 1.0f );
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}
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float dithering(in float2 coord, inout float v)
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{
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int ordered_matrix[8][8] = {
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{ 0, 32, 8, 40, 2, 34, 10, 42 },
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{ 48, 16, 56, 24, 50, 18, 58, 26 },
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{ 12, 44, 4, 36, 14, 46, 6, 38 },
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{ 60, 28, 52, 20, 62, 30, 54, 22 },
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{ 3, 35, 11, 43, 1, 33, 9, 41 },
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{ 51, 19, 59, 27, 49, 17, 57, 25 },
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{ 15, 47, 7, 39, 13, 45, 5, 37 },
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{ 63, 31, 55, 23, 61, 29, 53, 21 }
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};
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float offset = (float(ordered_matrix[(int)(coord.x) & 7][(int)(coord.y) & 7] ) + 1 ) / 64.0f - 0.5;
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v = v + offset * 0.4;
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return v;
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}
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float4 main(DamageVSOutput input) : SV_TARGET
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{
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float4 rgbl = InputTexture.Sample(AnisotropicSampler, input.tex);
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float2 uv=float2( input.tex * resolution / 3.0f );
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float r=dithering( uv, rgbl.r );
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float b=dithering( uv, rgbl.b );
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float g=dithering( uv, rgbl.g );
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rgbl = closest( r, g, b );
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return rgbl;
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}

‎rootex/core/renderer/shaders/32bpp_to_24bpp_shader.hlsl‎

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#include "register_locations_pixel_shader.h"
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Texture2D InputTexture : register(t0);
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SamplerState AnisotropicSampler : register(s0);
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struct DamageVSOutput
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{
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float4 pos : SV_POSITION;
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float2 tex : TEXCOORD;
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};
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float4 main(DamageVSOutput input) : SV_TARGET
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{
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float4 rgbl = InputTexture.Sample(AnisotropicSampler, input.tex);
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rgbl = ( float4( rgbl.r, rgbl.g, rgbl.b, 1.0f ) );
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return rgbl;
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}

‎rootex/core/renderer/shaders/32bpp_to_3bpp_shader.hlsl‎

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#include "register_locations_pixel_shader.h"
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Texture2D InputTexture : register(t0);
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SamplerState AnisotropicSampler : register(s0);
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cbuffer PerFrame : register(CUSTOM_PER_FRAME_PS_HLSL)
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{
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float timeMs;
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float deltaTimeMs;
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float2 resolution;
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float2 mouse;
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};
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struct DamageVSOutput
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{
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float4 pos : SV_POSITION;
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float2 tex : TEXCOORD;
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};
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float4 closest(float r,float g, float b) {
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float Palette[8][3]=
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{
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{ 0.0f, 0.0f, 0.0f },
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{ 0.0f, 0.0f, 1.0f },
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{ 0.0f, 1.0f, 0.0f },
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{ 0.0f, 1.0f, 1.0f },
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{ 1.0f, 0.0f, 0.0f },
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{ 1.0f, 0.0f, 1.0f },
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{ 1.0f, 1.0f, 0.0f },
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{ 1.0f, 1.0f, 1.0f }
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};
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float m = 999999999.0f;
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float3 closest = { 1.0f, 1.0f, 1.0f };
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float3 curr = float3( r, g, b );
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for (int i = 0; i < 8; i++) {
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float3 tr = float3( Palette[i] );
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float3 error = tr - curr;
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float err = dot( error, error );
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if ( err < m ) {
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m = err;
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closest = tr;
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}
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}
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return float4( closest, 1.0f );
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};
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float dithering(in float2 coord, inout float v)
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{
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int ordered_matrix[8][8] = {
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{ 0, 32, 8, 40, 2, 34, 10, 42 },
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{ 48, 16, 56, 24, 50, 18, 58, 26 },
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{ 12, 44, 4, 36, 14, 46, 6, 38 },
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{ 60, 28, 52, 20, 62, 30, 54, 22 },
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{ 3, 35, 11, 43, 1, 33, 9, 41 },
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{ 51, 19, 59, 27, 49, 17, 57, 25 },
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{ 15, 47, 7, 39, 13, 45, 5, 37 },
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{ 63, 31, 55, 23, 61, 29, 53, 21 }
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};
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float offset = (float(ordered_matrix[(int)(coord.x) & 7][(int)( coord.y ) & 7 ]) + 1 ) / 64.0f - 0.5;
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v = v + offset * 0.4;
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return v;
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}
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float4 main(DamageVSOutput input) : SV_TARGET
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{
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float4 rgbl = InputTexture.Sample(AnisotropicSampler, input.tex);
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float2 uv=float2( input.tex * resolution / 3.0f );
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float r=dithering( uv, rgbl.r );
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float b=dithering( uv, rgbl.b );
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float g=dithering( uv, rgbl.g );
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rgbl = closest( r, g, b );
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return rgbl;
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}

‎rootex/core/renderer/shaders/32bpp_to_8bpp_shader.hlsl‎

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#include "register_locations_pixel_shader.h"
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Texture2D InputTexture : register(t0);
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SamplerState AnisotropicSampler : register(s0);
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cbuffer PerFrame : register(CUSTOM_PER_FRAME_PS_HLSL)
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{
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float timeMs;
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float deltaTimeMs;
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float2 resolution;
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float2 mouse;
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};
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struct DamageVSOutput
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{
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float4 pos : SV_POSITION;
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float2 tex : TEXCOORD;
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};
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float4 closest(float r,float g, float b) {
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r = round( r * 7.0f ) / 7.0f;
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g = round( g * 7.0f )/7.0f;
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b = round( b * 3.0f ) / 3.0f;
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return float4( r, g, b, 1.0f );
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};
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float dithering(in float2 coord, inout float v)
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{
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int ordered_matrix[8][8] = {
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{ 0, 32, 8, 40, 2, 34, 10, 42 },
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{ 48, 16, 56, 24, 50, 18, 58, 26 },
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{ 12, 44, 4, 36, 14, 46, 6, 38 },
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{ 60, 28, 52, 20, 62, 30, 54, 22 },
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{ 3, 35, 11, 43, 1, 33, 9, 41 },
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{ 51, 19, 59, 27, 49, 17, 57, 25 },
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{ 15, 47, 7, 39, 13, 45, 5, 37 },
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{ 63, 31, 55, 23, 61, 29, 53, 21 }
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};
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float offset = (float(ordered_matrix[(int)(coord.x) & 7][(int)(coord.y) & 7]) + 1 ) / 64.0f - 0.5;
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v = v + offset * 0.4;
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return v;
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}
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float4 main(DamageVSOutput input) : SV_TARGET
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{
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float4 rgbl = InputTexture.Sample(AnisotropicSampler, input.tex);
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float2 uv=float2( input.tex * resolution / 3.0f );
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float r=dithering( uv, rgbl.r );
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float b=dithering( uv, rgbl.b );
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float g=dithering( uv, rgbl.g );
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rgbl = closest( r, g, b );
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return rgbl;
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}

‎rootex/core/renderer/shaders/damage_pixel_shader.hlsl‎

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#include "register_locations_pixel_shader.h"
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Texture2D InputTexture : register(t0);
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SamplerState AnisotropicSampler : register(s0);
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cbuffer PerFrame : register(CUSTOM_PER_FRAME_PS_HLSL)
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{
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float timeMs;
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float deltaTimeMs;
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float2 resolution;
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float2 mouse;
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};
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struct DamageVSOutput
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{
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float4 pos : SV_POSITION;
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float2 tex : TEXCOORD;
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};
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float4 main(DamageVSOutput input) : SV_TARGET
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{
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float4 rgbl = InputTexture.Sample(AnisotropicSampler, input.tex);
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float2 uv = ( input.tex - 0.5 );
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float time = timeMs * 0.006;
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float freq = 0.5;
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float intensity = max( abs(uv.x), abs(uv.y) );
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intensity = max( intensity, (abs(uv.x) + abs(uv.y)) * 0.66667);
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float sinTime = abs( sin( time ) );
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float div = ( sinTime + 1.0f );
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float3 col = float3( ( (intensity) * sinTime + rgbl.r ) / div, rgbl.g / div, rgbl.b / div);
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rgbl = ( float4( col, 1.0f ) );
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return rgbl;
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}

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