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Improve node baking

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This commit is contained in:
luboslenco
2021-02-11 18:03:51 +01:00
parent 6d248e0543
commit 66ff7ccc6e
5 changed files with 84 additions and 54 deletions
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Libraries/shaderlib/Sources/arm/shader/MaterialParser.hx
+33 -1
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@@ -60,6 +60,9 @@ class MaterialParser {
public static var bake_passthrough_strength = "0.0";
public static var bake_passthrough_radius = "0.0";
public static var bake_passthrough_offset = "0.0";
public static var start_group: TNodeCanvas = null;
public static var start_parents: Array<TNode> = null;
public static var start_node: TNode = null;
public static var arm_export_tangents = true;
public static var out_normaltan: String; // Raw tangent space normal parsed from normal map
@@ -126,6 +129,26 @@ class MaterialParser {
curshader = frag;
matcon = _matcon;
if (start_group != null) {
push_group(start_group);
parents = start_parents;
}
if (start_node != null) {
var link: TNodeLink = { id: 99999, from_id: start_node.id, from_socket: 0, to_id: -1, to_socket: -1 };
write_result(link);
return {
out_basecol: 'vec3(0.0, 0.0, 0.0)',
out_roughness: '0.0',
out_metallic: '0.0',
out_occlusion: '1.0',
out_opacity: '1.0',
out_height: '0.0',
out_emission: '0.0',
out_subsurface: '0.0'
}
}
var output_node = node_by_type(nodes, "OUTPUT_MATERIAL");
if (output_node != null) {
return parse_output(output_node);
@@ -1136,7 +1159,16 @@ class MaterialParser {
#end
}
else if (socket == node.outputs[7]) { // Pointiness
return "0.0";
var strength = 1.0;
var radius = 1.0;
var offset = 0.0;
var store = store_var_name(node);
curshader.n = true;
curshader.write('vec3 ${store}_dx = dFdx(n);');
curshader.write('vec3 ${store}_dy = dFdy(n);');
curshader.write('float ${store}_curvature = max(dot(${store}_dx, ${store}_dx), dot(${store}_dy, ${store}_dy));');
curshader.write('${store}_curvature = clamp(pow(${store}_curvature, (1.0 / ' + radius + ') * 0.25) * ' + strength + ' * 2.0 + ' + offset + ' / 10.0, 0.0, 1.0);');
return '${store}_curvature';
}
else if (socket == node.outputs[8]) { // Random Per Island
return "0.0";