mame/bgfx/chains/pillarbox_left_horizontal.json

// license:BSD-3-Clause
// copyright-holders:Ryan Holtz
//============================================================
//
//  pillarbox_left_horizontal.json: Fills in the left
//    portion of a pillarbox when displaying 4:3 content
//    on a 16:9 screen.
//
//============================================================
{
	"name": "Horizontal Pillarbox, Left",
	"author": "Ryan Holtz",

	"sliders": [
		{ "type": "float", "name": "saturation", "text": "Saturation", "default": 0.25, "max": 1.00, "min": 0.00, "step": 0.01, "format": "%1.2f", "screen": "raster" }
	],

	"targets": [
		{
			"name": "guest",
			"mode": "guest",
			"bilinear": true,
			"doublebuffer": true
		},
		{
			"name": "internal",
			"mode": "native",
			"bilinear": true,
			"doublebuffer": true
		}
	],

	"passes": [
		{   "effect": "misc/blit",
			"name": "Blit to scalable target",
			"input": [
				{ "sampler": "s_tex", "target": "screen" }
			],
			"output": "guest"
		},
		{   "effect": "pillarbox_left_horizontal/gaussian",
			"name": "Gaussian Blur 1, Horizontal",
			"uniforms": [
				{ "uniform": "u_dimension", "value": [ 1.0, 0.0 ] }
			],
			"input": [
				{ "sampler": "s_tex", "target": "guest" }
			],
			"output": "internal"
		},
		{   "effect": "pillarbox_left_horizontal/gaussian",
			"name": "Gaussian Blur 1, Vertical",
			"uniforms": [
				{ "uniform": "u_dimension", "value": [ 0.0, 1.0 ] }
			],
			"input": [
				{ "sampler": "s_tex", "target": "internal" }
			],
			"output": "internal"
		},
		{   "effect": "pillarbox_left_horizontal/gaussian",
			"name": "Gaussian Blur 2, Horizontal",
			"uniforms": [
				{ "uniform": "u_dimension", "value": [ 1.0, 0.0 ] }
			],
			"input": [
				{ "sampler": "s_tex", "target": "internal" }
			],
			"output": "internal"
		},
		{   "effect": "pillarbox_left_horizontal/gaussian",
			"name": "Gaussian Blur 2, Vertical",
			"uniforms": [
				{ "uniform": "u_dimension", "value": [ 0.0, 1.0 ] }
			],
			"input": [
				{ "sampler": "s_tex", "target": "internal" }
			],
			"output": "internal"
		},
		{
			"effect": "pillarbox_left_horizontal/offset_sat",
			"name": "Saturation Pass",
			"disablewhen": [
				{ "type": "slider", "condition": "equal", "name": "saturation", "value": 100 }
			],
			"uniforms": [
				{ "uniform": "u_saturation", "slider": "saturation" }
			],
			"input": [
				{ "sampler": "s_tex", "target": "internal" }
			],
			"output": "internal"
		},
		{   "effect": "misc/blit",
			"name": "Final Blit",
			"input": [
				{ "sampler": "s_tex", "target": "internal" }
			],
			"output": "output"
		}
	]
}