shaders/final.fsh

@@ -13,34 +13,23 @@ uniform float viewWidth;
 #include "/module/aberration.frag"
 #include "/module/horizontal_blur.frag"
 #include "/module/scanline.frag"
-#include "/module/signal.frag"
 
 void main() {
 	vec3 color;
-
-
-	//	software post-processing effects
 	#ifdef hBlur
 		color = hblur();
 	#else
 		color = texture2D(gcolor, texcoord).rgb;
 	#endif
 
+	#ifdef aberration
+		color.rb = aberrate().rb;
+	#endif
+
 	#if scanline > 0
 		color = scanlines(color);
 	#endif
 
-	//	hardware post-processing effects
-	#if		signal == SIGNAL_NTSC
-		color = ntsc(color);
-	#endif
-
-	//	physical post-processing effects
-	#ifdef aberration
-		color.rb = aberrate(color).rb;
-	#endif
-
-
 	gl_FragData[0] = vec4(color, 1);
 }
 

shaders/lang/en_US.lang

@@ -52,14 +52,6 @@ suffix.valBits=-bit
 
 screen.SCREEN=Screen
 
-option.signal=Signal
-value.signal.0=RGB (Off)
-value.signal.1=NTSC
-
-option.wire=Connector
-value.wire.0=Composite
-value.wire.1=S-Video
-
 option.interlacing=Interlacing
 
 option.scanline=Scanlines

shaders/module/aberration.frag

@@ -1,10 +1,10 @@
 
 vec2 caOffset = vec2(2 * pixelSize / viewWidth, 0);
 
-vec3 aberrate(vec3 color) {
+vec3 aberrate() {
 	vec2 offset	= caOffset * abs(cos(texcoord * 3.14));
-	float red	= color.r;
+	float red	= texture2D(gcolor, texcoord - offset).r;
-	float blue	= color.b;
+	float blue	= texture2D(gcolor, texcoord + offset).b;
 
 	return vec3(red, 0, blue);
 }

shaders/module/signal.frag

@@ -1,38 +0,0 @@
-
-#include "/var/signal.glsl"
-
-#define signal 0 // [0 1]
-#define wire 0 // [0 1]
-
-vec3 ntsc(vec3 color) {
-	//	convert to YIQ
-	float y = dot(color, vec3(0.299, 0.587, 0.114));
-	float i = dot(color, vec3(0.596, -.274, -.322));
-	float q = dot(color, vec3(0.211, -.523, 0.312));
-
-	//	faux ntsc signal
-	float carrier = 6.283 * 3.570 * gl_FragCoord.x;		//	2π * 3.57MHz * x
-	float phase = sin(carrier) * i + cos(carrier) * q;
-	float quad = cos(carrier) * i - sin(carrier) * q;
-
-	//	decode faux signal
-	#if		wire == WIRE_COMPOSITE
-		float composite = phase + quad + (y * 5.500);	//	p + q + (y * 5.5MHz)
-		y = round(composite * 5.500) / 30.250;
-		phase = composite - quad - (y * 5.500);
-		quad = composite - phase - (y * 5.500);
-	#endif
-	i = quad * cos(carrier);
-	q = phase * sin(carrier);
-
-	//	convert back to RGB
-	vec3 yiqColor = vec3(y, i, q);
-
-	vec3 outColor = vec3(0);
-	outColor.r = dot(yiqColor, vec3(1, 0.956, 0.619));
-	outColor.g = dot(yiqColor, vec3(1, -.272, -.674));
-	outColor.b = dot(yiqColor, vec3(1, -1.106, 1.703));
-
-	return outColor;
-}
-

shaders/shaders.properties

@@ -20,7 +20,7 @@ screen.COLOR.columns=3
 screen.COLOR=colorMode dithering <empty> colorDepth <empty> monoPalette hueBits satBits valBits
 
 #	screen effects
-screen.SCREEN=signal wire interlacing scanline aberration
+screen.SCREEN=interlacing scanline aberration
 
 #	console effects
 screen.CONSOLE.columns=1

shaders/var/signal.glsl

@@ -1,7 +0,0 @@
-
-#define SIGNAL_RGB		0
-#define SIGNAL_NTSC		1
-
-#define WIRE_COMPOSITE	0
-#define WIRE_SVIDEO		1
-