// license:BSD-3-Clause
// copyright-holders:Ryan Holtz,ImJezze
//============================================================
//
//  post.json: Hum-bar, shadow-mask, and final
//  color convolution 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_post",
    "fragment": "chains/hlsl/fs_post",
    "uniforms": [
    	{ "name": "s_tex",                    "type": "int",  "values": [ 0.0 ] },
    	{ "name": "s_shadow",                 "type": "int",  "values": [ 1.0 ] },
    	{ "name": "u_swap_xy",                "type": "vec4", "values": [ 0.0, 0.0, 0.0, 0.0 ] },
        { "name": "u_source_dims",            "type": "vec4", "values": [ 256.0, 256.0, 0.0, 0.0 ] },
        { "name": "u_target_dims",            "type": "vec4", "values": [ 256.0, 256.0, 0.0, 0.0 ] },
    	{ "name": "u_target_scale",           "type": "vec4", "values": [ 1.0, 1.0, 0.0, 0.0 ] },
    	{ "name": "u_humbar_hertz_rate",      "type": "vec4", "values": [ 0.001, 0.0, 0.0, 0.0 ] },
    	{ "name": "u_humbar_alpha",           "type": "vec4", "values": [ 0.0, 0.0, 0.0, 0.0 ] },
    	{ "name": "u_time",                   "type": "vec4", "values": [ 0.0, 0.0, 0.0, 0.0 ] },
    	{ "name": "u_screen_scale",           "type": "vec4", "values": [ 1.0, 1.0, 0.0, 0.0 ] },
    	{ "name": "u_screen_offset",          "type": "vec4", "values": [ 0.0, 0.0, 0.0, 0.0 ] },
        { "name": "u_shadow_tile_mode",       "type": "vec4", "values": [ 0.0, 0.0, 0.0, 0.0 ] },
    	{ "name": "u_shadow_alpha",           "type": "vec4", "values": [ 0.0, 0.0, 0.0, 0.0 ] },
    	{ "name": "u_shadow_count",           "type": "vec4", "values": [ 12.0, 12.0, 0.0, 0.0 ] },
    	{ "name": "u_shadow_uv",              "type": "vec4", "values": [ 0.25, 0.25, 0.0, 0.0 ] },
    	{ "name": "u_shadow_uv_offset",       "type": "vec4", "values": [ 0.0, 0.0, 0.0, 0.0 ] },
    	{ "name": "u_power",                  "type": "vec4", "values": [ 1.0, 1.0, 1.0, 0.0 ] },
		{ "name": "u_floor",                  "type": "vec4", "values": [ 0.0, 0.0, 0.0, 0.0 ] },
		{ "name": "u_chroma_mode",            "type": "vec4", "values": [ 3.0, 0.0, 0.0, 0.0 ] },
		{ "name": "u_conversion_gain",        "type": "vec4", "values": [ 0.299, 0.587, 0.114, 0.0 ] }
    ]
}