// license:BSD-3-Clause
// copyright-holders:Ryan Holtz,ImJezze
//============================================================
//
//  color.json: Color aberration shader for CRT simulation.
//
//============================================================
{
    "blend": {
    	"equation": "add",
    	"srcColor": "srcalpha",
    	"dstColor": "1-srcalpha",
    	"srcAlpha": "srcalpha",
    	"dstAlpha": "1-srcalpha"
    },
    "depth": {
    	"function": "always"
    },
    "cull": { "mode": "none" },
    "write": {
    	"rgb": true,
    	"alpha": true
    },
    "vertex": "chains/hlsl/vs_color",
    "fragment": "chains/hlsl/fs_color",
    "uniforms": [
    	{ "name": "s_tex",          "type": "int",  "values": [ 1.0 ] },
    	{ "name": "u_red_ratios",   "type": "vec4", "values": [ 1.0, 0.0, 0.0, 0.0 ] },
    	{ "name": "u_grn_ratios",   "type": "vec4", "values": [ 0.0, 1.0, 0.0, 0.0 ] },
    	{ "name": "u_blu_ratios",   "type": "vec4", "values": [ 0.0, 0.0, 1.0, 0.0 ] },
    	{ "name": "u_offset",       "type": "vec4", "values": [ 0.0, 0.0, 0.0, 0.0 ] },
    	{ "name": "u_scale",        "type": "vec4", "values": [ 0.95, 0.95, 0.95, 0.0 ] },
    	{ "name": "u_saturation",   "type": "vec4", "values": [ 1.5, 0.0, 0.0, 0.0 ] }
    ]
}