CRT_easymode format

This commit is contained in:
ALIENJACK\alien 2025-06-25 17:30:58 +08:00
parent 45d075722b
commit f4af119cdb

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@ -3,23 +3,23 @@ Shader "Filter/crt-easymode"
{ {
Properties Properties
{ {
BRIGHT_BOOST("BRIGHT_BOOST",Float) = 1.2 BRIGHT_BOOST("BRIGHT_BOOST", Float) = 1.2
DILATION("DILATION",Float) = 1.0 DILATION("DILATION", Float) = 1.0
GAMMA_INPUT("GAMMA_INPUT",Float) = 2.0 GAMMA_INPUT("GAMMA_INPUT", Float) = 2.0
GAMMA_OUTPUT("GAMMA_OUTPUT",Float) = 1.8 GAMMA_OUTPUT("GAMMA_OUTPUT", Float) = 1.8
MASK_SIZE("MASK_SIZE",Float) = 1.0 MASK_SIZE("MASK_SIZE", Float) = 1.0
MASK_STAGGER("MASK_STAGGER",Float) = 0.0 MASK_STAGGER("MASK_STAGGER", Float) = 0.0
MASK_STRENGTH("MASK_STRENGTH",Float) = 0.3 MASK_STRENGTH("MASK_STRENGTH", Float) = 0.3
MASK_DOT_HEIGHT("MASK_DOT_HEIGHT",Float) = 1.0 MASK_DOT_HEIGHT("MASK_DOT_HEIGHT", Float) = 1.0
MASK_DOT_WIDTH("MASK_DOT_WIDTH",Float) = 1.0 MASK_DOT_WIDTH("MASK_DOT_WIDTH", Float) = 1.0
SCANLINE_CUTOFF("SCANLINE_CUTOFF",Float) = 400.0 SCANLINE_CUTOFF("SCANLINE_CUTOFF", Float) = 400.0
SCANLINE_BEAM_WIDTH_MAX("SCANLINE_BEAM_WIDTH_MAX",Float) = 1.5 SCANLINE_BEAM_WIDTH_MAX("SCANLINE_BEAM_WIDTH_MAX", Float) = 1.5
SCANLINE_BEAM_WIDTH_MIN("SCANLINE_BEAM_WIDTH_MIN",Float) = 1.5 SCANLINE_BEAM_WIDTH_MIN("SCANLINE_BEAM_WIDTH_MIN", Float) = 1.5
SCANLINE_BRIGHT_MAX("SCANLINE_BRIGHT_MAX",Float) = 0.65 SCANLINE_BRIGHT_MAX("SCANLINE_BRIGHT_MAX", Float) = 0.65
SCANLINE_BRIGHT_MIN("SCANLINE_BRIGHT_MIN",Float) = 0.35 SCANLINE_BRIGHT_MIN("SCANLINE_BRIGHT_MIN", Float) = 0.35
SCANLINE_STRENGTH("SCANLINE_STRENGTH",Float) = 1.0 SCANLINE_STRENGTH("SCANLINE_STRENGTH", Float) = 1.0
SHARPNESS_H("SHARPNESS_H",Float) = 0.5 SHARPNESS_H("SHARPNESS_H", Float) = 0.5
SHARPNESS_V("SHARPNESS_V",Float) = 1.0 SHARPNESS_V("SHARPNESS_V", Float) = 1.0
} }
SubShader SubShader
{ {
@ -29,7 +29,7 @@ Shader "Filter/crt-easymode"
#pragma vertex vert_img #pragma vertex vert_img
#pragma fragment main #pragma fragment main
#include "UnityCG.cginc" #include "UnityCG.cginc"
#include "../FilterChain.cginc" #include "../FilterChain.cginc"
float BRIGHT_BOOST; float BRIGHT_BOOST;
float DILATION; float DILATION;
@ -47,7 +47,7 @@ Shader "Filter/crt-easymode"
float SCANLINE_BRIGHT_MIN; float SCANLINE_BRIGHT_MIN;
float SCANLINE_STRENGTH; float SCANLINE_STRENGTH;
float SHARPNESS_H; float SHARPNESS_H;
float SHARPNESS_V; float SHARPNESS_V;
struct v2f struct v2f
{ {
@ -60,19 +60,18 @@ Shader "Filter/crt-easymode"
vec4 dilate(vec4 col) vec4 dilate(vec4 col)
{ {
vec4 x = mix(vec4(1.0,1.0,1.0,1.0), col, DILATION); vec4 x = mix(vec4(1.0, 1.0, 1.0, 1.0), col, DILATION);
return col * x; return col * x;
} }
float curve_distance(float x, float sharp) float curve_distance(float x, float sharp)
{ {
/* /*
apply half-circle s-curve to distance for sharper (more pixelated) interpolation apply half - circle s - curve to distance for sharper (more pixelated) interpolation
single line formula for Graph Toy: single line formula for Graph Toy :
0.5 - sqrt(0.25 - (x - step(0.5, x)) * (x - step(0.5, x))) * sign(0.5 - x) 0.5 - sqrt(0.25 - (x - step(0.5, x)) * (x - step(0.5, x))) * sign(0.5 - x)
*/ */
float x_step = step(0.5, x); float x_step = step(0.5, x);
float curve = 0.5 - sqrt(0.25 - (x - x_step) * (x - x_step)) * sign(0.5 - x); float curve = 0.5 - sqrt(0.25 - (x - x_step) * (x - x_step)) * sign(0.5 - x);
@ -82,12 +81,13 @@ Shader "Filter/crt-easymode"
mat4x4 get_color_matrix(vec2 co, vec2 dx) mat4x4 get_color_matrix(vec2 co, vec2 dx)
{ {
return mat4x4(TEX2D(co - dx), TEX2D(co), TEX2D(co + dx), TEX2D(co + 2.0 * dx)); return mat4x4(TEX2D(co - dx), TEX2D(co), TEX2D(co + dx), TEX2D(co + 2.0 * dx));
} }
vec3 filter_lanczos(vec4 coeffs, mat4x4 color_matrix) vec3 filter_lanczos(vec4 coeffs, mat4x4 color_matrix)
{ {
vec4 col = mul(color_matrix,coeffs); vec4 col = mul(color_matrix, coeffs);
vec4 sample_min = min(color_matrix[1], color_matrix[2]); vec4 sample_min = min(color_matrix[1], color_matrix[2]);
vec4 sample_max = max(color_matrix[1], color_matrix[2]); vec4 sample_max = max(color_matrix[1], color_matrix[2]);
@ -107,25 +107,25 @@ Shader "Filter/crt-easymode"
vec3 col, col2; vec3 col, col2;
#if TRUE #if TRUE
curve_x = curve_distance(dist.x, SHARPNESS_H * SHARPNESS_H); curve_x = curve_distance(dist.x, SHARPNESS_H * SHARPNESS_H);
vec4 coeffs = PI * vec4(1.0 + curve_x, curve_x, 1.0 - curve_x, 2.0 - curve_x); vec4 coeffs = PI * vec4(1.0 + curve_x, curve_x, 1.0 - curve_x, 2.0 - curve_x);
coeffs = FIX(coeffs); coeffs = FIX(coeffs);
coeffs = 2.0 * sin(coeffs) * sin(coeffs * 0.5) / (coeffs * coeffs); coeffs = 2.0 * sin(coeffs) * sin(coeffs * 0.5) / (coeffs * coeffs);
coeffs /= dot(coeffs, vec4(1.0)); coeffs /= dot(coeffs, vec4(1.0));
col = filter_lanczos(coeffs, get_color_matrix(tex_co, dx)); col = filter_lanczos(coeffs, get_color_matrix(tex_co, dx));
col2 = filter_lanczos(coeffs, get_color_matrix(tex_co + dy, dx)); col2 = filter_lanczos(coeffs, get_color_matrix(tex_co + dy, dx));
#else #else
curve_x = curve_distance(dist.x, SHARPNESS_H); curve_x = curve_distance(dist.x, SHARPNESS_H);
col = mix(TEX2D(tex_co).rgb, TEX2D(tex_co + dx).rgb, curve_x); col = mix(TEX2D(tex_co).rgb, TEX2D(tex_co + dx).rgb, curve_x);
col2 = mix(TEX2D(tex_co + dy).rgb, TEX2D(tex_co + dx + dy).rgb, curve_x); col2 = mix(TEX2D(tex_co + dy).rgb, TEX2D(tex_co + dx + dy).rgb, curve_x);
#endif #endif
col = mix(col, col2, curve_distance(dist.y, SHARPNESS_V)); col = mix(col, col2, curve_distance(dist.y, SHARPNESS_V));
col = pow(col, vec3(GAMMA_INPUT / (DILATION + 1.0),GAMMA_INPUT / (DILATION + 1.0),GAMMA_INPUT / (DILATION + 1.0))); col = pow(col, vec3(GAMMA_INPUT / (DILATION + 1.0), GAMMA_INPUT / (DILATION + 1.0), GAMMA_INPUT / (DILATION + 1.0)));
float luma = dot(vec3(0.2126, 0.7152, 0.0722), col); float luma = dot(vec3(0.2126, 0.7152, 0.0722), col);
float bright = (max(col.r, max(col.g, col.b)) + luma) * 0.5; float bright = (max(col.r, max(col.g, col.b)) + luma) * 0.5;
@ -139,19 +139,19 @@ Shader "Filter/crt-easymode"
vec3 mask_weight; vec3 mask_weight;
if (dot_no == 0) mask_weight = vec3(1.0, mask, mask); if (dot_no == 0) mask_weight = vec3(1.0, mask, mask);
else if (dot_no == 1) mask_weight = vec3(mask, 1.0, mask); else if (dot_no == 1) mask_weight = vec3(mask, 1.0, mask);
else mask_weight = vec3(mask, mask, 1.0); else mask_weight = vec3(mask, mask, 1.0);
if (SourceSize.y >= SCANLINE_CUTOFF) if (SourceSize.y >= SCANLINE_CUTOFF)
scan_weight = 1.0; scan_weight = 1.0;
col2 = col.rgb; col2 = col.rgb;
col *= vec3(scan_weight,scan_weight,scan_weight); col *= vec3(scan_weight, scan_weight, scan_weight);
col = mix(col, col2, scan_bright); col = mix(col, col2, scan_bright);
col *= mask_weight; col *= mask_weight;
col = pow(col, vec3(1.0 / GAMMA_OUTPUT,1.0 / GAMMA_OUTPUT,1.0 / GAMMA_OUTPUT)); col = pow(col, vec3(1.0 / GAMMA_OUTPUT, 1.0 / GAMMA_OUTPUT, 1.0 / GAMMA_OUTPUT));
col = col* BRIGHT_BOOST; col = col * BRIGHT_BOOST;
vec4 FragColor = vec4(col, 1.0); vec4 FragColor = vec4(col, 1.0);
@ -161,6 +161,3 @@ Shader "Filter/crt-easymode"
} }
} }
} }