Comments from sdf3d_cylinder.mmg.

This commit is contained in:
Relintai 2021-10-12 11:58:46 +02:00
parent 2eabdc5536
commit 55c23bc6b2
2 changed files with 20 additions and 80 deletions

View File

@ -104,7 +104,18 @@ const Commons = preload("res://addons/mat_maker_gd/nodes/common/commons.gd")
#in, vec2, default:vec2(100, 0.0), (sdf3d input)
#rotation, vector3, min: -180, max: 180, default:0, step:1
#----------------------
#sdf3d_cylinder.mmg
#Outputs:
#Output (sdf3dc) - Shows the cylinder
#min(max($(name_uv)_d.x,$(name_uv)_d.y),0.0) + length(max($(name_uv)_d,0.0))
#Inputs:
#axis, enum, default: 1, values: X, Y, Z
#length, float, min: 0, max: 1, default:0.5, step:0.01
#radius, float, min: 0, max: 1, default:0.2, step:0.01
static func raymarch(uv : Vector2) -> Color:
var d : Vector2 = sdf3d_raymarch(uv);
@ -141,18 +152,27 @@ static func sdf3d_box(p : Vector3, sx : float, sy : float, sz : float, r : float
return Vector2(f, 0.0);
#Y: $axis = length($uv.xz),$uv.y
#vec2 $(name_uv)_d = abs(vec2($axis)) - vec2($r,$l);
static func sdf3d_cylinder_y(p : Vector3, r : float, l : float) -> Vector2:
var v : Vector2 = Commons.absv2(Vector2(Vector2(p.x, p.z).length(),(p).y)) - Vector2(r,l);
var f : float = min(max(v.x, v.y),0.0) + Commons.maxv2(v, Vector2()).length();
return Vector2(f, 0.0);
#X: $axis = length($uv.yz),$uv.x
#vec2 $(name_uv)_d = abs(vec2($axis)) - vec2($r,$l);
static func sdf3d_cylinder_x(p : Vector3, r : float, l : float) -> Vector2:
var v : Vector2 = Commons.absv2(Vector2(Vector2(p.y, p.z).length(),(p).x)) - Vector2(r, l);
var f : float = min(max(v.x, v.y),0.0) + Commons.maxv2(v, Vector2()).length();
return Vector2(f, 0.0);
#Z: $axis = length($uv.xy),$uv.z
#vec2 $(name_uv)_d = abs(vec2($axis)) - vec2($r,$l);
static func sdf3d_cylinder_z(p : Vector3, r : float, l : float) -> Vector2:
var v : Vector2 = Commons.absv2(Vector2(Vector2(p.x, p.y).length(),(p).z)) - Vector2(r, l);
var f : float = min(max(v.x, v.y),0.0) + Commons.maxv2(v, Vector2()).length();

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@ -1,80 +0,0 @@
{
"name": "sdf3d_cylinder",
"node_position": {
"x": 0,
"y": 0
},
"parameters": {
"axis": 1,
"l": 0.25,
"r": 0.25
},
"shader_model": {
"code": "vec2 $(name_uv)_d = abs(vec2($axis)) - vec2($r,$l);\n",
"global": "",
"inputs": [
],
"instance": "",
"longdesc": "Generates a cylinder as a signed distance function",
"name": "Cylinder",
"outputs": [
{
"longdesc": "Shows the cylinder",
"sdf3d": "min(max($(name_uv)_d.x,$(name_uv)_d.y),0.0) + length(max($(name_uv)_d,0.0))",
"shortdesc": "Output",
"type": "sdf3d"
}
],
"parameters": [
{
"default": 1,
"label": "Axis",
"longdesc": "The axis of the cylinder",
"name": "axis",
"shortdesc": "Axis",
"type": "enum",
"values": [
{
"name": "X",
"value": "length($uv.yz),$uv.x"
},
{
"name": "Y",
"value": "length($uv.xz),$uv.y"
},
{
"name": "Z",
"value": "length($uv.xy),$uv.z"
}
]
},
{
"control": "Rect1.y",
"default": 0.5,
"label": "Length",
"longdesc": "The length of the cylinder",
"max": 1,
"min": 0,
"name": "l",
"shortdesc": "Length",
"step": 0.01,
"type": "float"
},
{
"control": "Rect1.x",
"default": 0.2,
"label": "Radius",
"longdesc": "The radius of the cylinder",
"max": 1,
"min": 0,
"name": "r",
"shortdesc": "Radius",
"step": 0.01,
"type": "float"
}
],
"shortdesc": "Cylinder"
},
"type": "shader"
}