#version 330 core in vec2 UV; out vec3 color; uniform sampler2D curFrameSampler; uniform sampler2D NTSCArtifactSampler; uniform sampler2D prevFrameSampler; const float Tuning_Sharp = 0.25; const vec4 Tuning_Persistence = vec4(1.0) * 0.5; const float Tuning_Bleed = 0.5; uniform float Tuning_NTSC; // 0.0 uniform float NTSCLerp; const vec2 RcpScrWidth = vec2(1.0f / 320.f, 0.0f); const vec2 RcpScrHeight = vec2(0.0f, 1.0f / 200.0f); float Brightness(vec4 InVal) { return dot(InVal, vec4(0.299, 0.587, 0.114, 0.0)); } const float SharpWeight[3] = float[3](1.0, -0.3162277, 0.1); void main() { vec4 NTSCArtifact1 = texture(NTSCArtifactSampler, UV); vec4 NTSCArtifact2 = texture(NTSCArtifactSampler, UV + RcpScrHeight); vec4 NTSCArtifact = mix(NTSCArtifact1, NTSCArtifact2, NTSCLerp); vec4 TunedNTSC = NTSCArtifact * Tuning_NTSC; vec2 LeftUV = UV - RcpScrWidth; vec2 RightUV = UV + RcpScrWidth; vec4 Cur_Left = texture(curFrameSampler, LeftUV); vec4 Cur_Local = texture(curFrameSampler, UV); vec4 Cur_Right = texture(curFrameSampler, RightUV); vec4 Prev_Left = texture(prevFrameSampler, LeftUV); vec4 Prev_Local = texture(prevFrameSampler, UV); vec4 Prev_Right = texture(prevFrameSampler, RightUV); Cur_Local = clamp(Cur_Local + (((Cur_Left - Cur_Local) + (Cur_Right - Cur_Local)) * TunedNTSC), vec4(0,0,0,0), vec4(1,1,1,1)); float curBrt = Brightness(Cur_Local); float offset = 0; for (int i=0; i<3; ++i) { vec2 StepSize = (RcpScrWidth * float(i+1)); vec4 neighborleft = texture(curFrameSampler, UV - StepSize); vec4 neighborright = texture(curFrameSampler, UV + StepSize); float NBrtL = Brightness(neighborleft); float NBrtR = Brightness(neighborright); offset += ((curBrt - NBrtL) + (curBrt - NBrtR)) * SharpWeight[i]; } Cur_Local = clamp(Cur_Local + (offset * Tuning_Sharp * mix(vec4(1,1,1,1), NTSCArtifact, Tuning_NTSC)), vec4(0,0,0,0), vec4(1,1,1,1)); Cur_Local = clamp(max(Cur_Local, Tuning_Persistence * (1.0 / (1.0 + (2.0 * Tuning_Bleed))) * (Prev_Local + ((Prev_Left + Prev_Right) * Tuning_Bleed))), vec4(0,0,0,0), vec4(1,1,1,1)); color = Cur_Local.xyz; } lue='grep'>log msg
path: root/apworld/tracker.py
blob: c65317c1fad5ed4756362f2d9153946b74b8cd7e (plain) (blame) 
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