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// NTSC post-process effect (RGB input): fisheye distortion, scanlines, color bleeding.
// Input texture is in RGB color space; converted to YIQ for NTSC processing.
#include "sequence_uniforms"
#include "render/fullscreen_uv_vs"
#include "math/noise"
#include "math/color"
#include "math/color_c64"
#include "debug/debug_print"
@group(0) @binding(0) var input_sampler: sampler;
@group(0) @binding(1) var input_texture: texture_2d<f32>;
@group(0) @binding(2) var<uniform> uniforms: UniformsSequenceParams;
// RGB input: sample texture and convert to luma/chroma/phase
fn sample_ntsc_signal(uv: vec2f) -> vec4f {
let rgba = textureSample(input_texture, input_sampler, uv);
return rgba_to_luma_chroma_phase(rgba, uv.y, YSIZE);
}
#include "render/ntsc_common"
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