TSL: Added type conversions to `WGSLNodeFunction` and fleshed out precision. (#28577)

* Added type conversions to WGSLNodeFunction and fleshed out precision block

* fix formatting

examples/jsm/renderers/webgpu/nodes/WGSLNodeFunction.js

@@ -5,9 +5,43 @@ const declarationRegexp = /^[fn]*\s*([a-z_0-9]+)?\s*\(([\s\S]*?)\)\s*[\-\>]*\s*(
 const propertiesRegexp = /[a-z_0-9]+|<(.*?)>+/ig;
 
 const wgslTypeLib = {
-	f32: 'float'
+	'f32': 'float',
+	'i32': 'int',
+	'u32': 'uint',
+	'bool': 'bool',
+
+	'vec2<f32>': 'vec2',
+ 	'vec2<i32>': 'ivec2',
+ 	'vec2<u32>': 'uvec2',
+ 	'vec2<bool>': 'bvec2',
+
+	'vec3<f32>': 'vec3',
+	'vec3<i32>': 'ivec3',
+	'vec3<u32>': 'uvec3',
+	'vec3<bool>': 'bvec3',
+
+	'vec4<f32>': 'vec4',
+	'vec4<i32>': 'ivec4',
+	'vec4<u32>': 'uvec4',
+	'vec4<bool>': 'bvec4',
+
+	'mat2x2<f32>': 'mat2',
+	'mat2x2<i32>': 'imat2',
+	'mat2x2<u32>': 'umat2',
+	'mat2x2<bool>': 'bmat2',
+
+	'mat3x3<f32>': 'mat3',
+	'mat3x3<i32>': 'imat3',
+	'mat3x3<u32>': 'umat3',
+	'mat3x3<bool>': 'bmat3',
+
+	'mat4x4<f32>': 'mat4',
+	'mat4x4<i32>': 'imat4',
+	'mat4x4<u32>': 'umat4',
+	'mat4x4<bool>': 'bmat4'
 };
 
+
 const parse = ( source ) => {
 
 	source = source.trim();
@@ -42,15 +76,24 @@ const parse = ( source ) => {
 			const name = propsMatches[ i ++ ][ 0 ];
 			let type = propsMatches[ i ++ ][ 0 ];
 
-			type = wgslTypeLib[ type ] || type;
-
 			// precision
 
-			if ( i < propsMatches.length && propsMatches[ i ][ 0 ].startsWith( '<' ) === true )
-				i ++;
+			if ( i < propsMatches.length && propsMatches[ i ][ 0 ].startsWith( '<' ) === true ) {
 
-			// add input
+				const elementType = propsMatches[ i ++ ][ 0 ];
+
+				// If primitive data type
+				if ( ! elementType.includes( ',' ) ) {
+
+					type += elementType;
 
+				}
+
+			}
+
+			type = wgslTypeLib[ type ] || type;
+
+			// add input
 			inputs.push( new NodeFunctionInput( type, name ) );
 
 		}