material-maker/addons/material_maker/nodes/brightness_contrast.mmg

{
	"name": "brightness_contrast",
	"node_position": {
		"x": 0,
		"y": 0
	},
	"parameters": {
		"brightness": 0,
		"contrast": 1
	},
	"shader_model": {
		"code": "",
		"global": "",
		"inputs": [
			{
				"default": "0.0",
				"label": "",
				"longdesc": "The input image",
				"name": "in",
				"shortdesc": "Input",
				"type": "rgba"
			}
		],
		"instance": "",
		"longdesc": "A node that adjusts the Brightness and Contrast of its input",
		"name": "Brightness/Contrast",
		"outputs": [
			{
				"longdesc": "Shows the image with modified Brightness and Contrast",
				"rgba": "vec4(clamp($in($uv).rgb*$contrast+vec3($brightness)+0.5-$contrast*0.5, vec3(0.0), vec3(1.0)), $in($uv).a)",
				"shortdesc": "Output",
				"type": "rgba"
			}
		],
		"parameters": [
			{
				"control": "None",
				"default": 0,
				"label": "Brightness",
				"longdesc": "The Brightness adjustment",
				"max": 1,
				"min": -1,
				"name": "brightness",
				"shortdesc": "Brightness",
				"step": 0.01,
				"type": "float"
			},
			{
				"control": "None",
				"default": 1,
				"label": "Contrast",
				"longdesc": "The Contrast adjustment",
				"max": 2,
				"min": 0,
				"name": "contrast",
				"shortdesc": "Contrast",
				"step": 0.01,
				"type": "float"
			}
		],
		"shortdesc": "Brightness/Contrast"
	},
	"type": "shader"
}