// license:BSD-3-Clause
// copyright-holders:ImJezze
//============================================================
//
//  distortion.json: Output distortion 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_distortion",
	"fragment": "chains/hlsl/fs_distortion",
	"uniforms": [
		{ "name": "s_tex",              "type": "int",  "values": [ 0.0 ] },
		{ "name": "u_swap_xy",          "type": "vec4", "values": [ 0.0,  0.0, 0.0, 0.0 ] },
		{ "name": "u_screen_dims",      "type": "vec4", "values": [ 1.0,  1.0, 0.0, 0.0 ] },
		{ "name": "u_screen_count",     "type": "vec4", "values": [ 1.0,  0.0, 0.0, 0.0 ] },
		{ "name": "u_target_dims",      "type": "vec4", "values": [ 1.0,  1.0, 0.0, 0.0 ] },
		{ "name": "u_target_scale",     "type": "vec4", "values": [ 1.0,  1.0, 0.0, 0.0 ] },
		{ "name": "u_quad_dims",        "type": "vec4", "values": [ 1.0,  1.0, 0.0, 0.0 ] },
		{ "name": "u_distortion",       "type": "vec4", "values": [ 0.20, 0.0, 0.0, 0.0 ] },
		{ "name": "u_cubic_distortion", "type": "vec4", "values": [ 0.20, 0.0, 0.0, 0.0 ] },
		{ "name": "u_distort_corner",   "type": "vec4", "values": [ 0.20, 0.0, 0.0, 0.0 ] },
		{ "name": "u_round_corner",     "type": "vec4", "values": [ 0.20, 0.0, 0.0, 0.0 ] },
		{ "name": "u_smooth_border",    "type": "vec4", "values": [ 0.05, 0.0, 0.0, 0.0 ] },
		{ "name": "u_vignetting",       "type": "vec4", "values": [ 0.20, 0.0, 0.0, 0.0 ] },
		{ "name": "u_reflection",       "type": "vec4", "values": [ 0.30, 0.0, 0.0, 0.0 ] },
		{ "name": "u_inv_view_dims",    "type": "vec4", "values": [ 1.0,  1.0, 0.0, 0.0 ] }
	]
}