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[orx-obj-loader] add loadOBJEx

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This commit is contained in:
Edwin Jakobs
2020-10-16 10:58:37 +02:00
parent c5ec3932c8
commit 711d48a626
1 changed files with 11 additions and 5 deletions
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16
orx-obj-loader/src/main/kotlin/OBJLoader.kt
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@@ -117,10 +117,16 @@ fun loadOBJasVertexBuffer(lines: List<String>): VertexBuffer {
return vertexBuffer
}
fun loadOBJ(file: File): Map<String, List<Triangle>> = loadOBJ(file.readLines())
fun loadOBJ(url: URL): Map<String, List<Triangle>> = loadOBJ(url.readText().split("\n"))
fun loadOBJ(file: File) = loadOBJ(file.readLines())
fun loadOBJEx(file: File) = loadOBJEx(file.readLines())
fun loadOBJ(url: URL) = loadOBJ(url.readText().split("\n"))
fun loadOBJEx(url: URL) = loadOBJEx(url.readText().split("\n"))
fun loadOBJ(lines: List<String>): Map<String, List<Triangle>> {
class OBJData(val positions: List<Vector3>, val normals: List<Vector3>, val textureCoords: List<Vector2>)
fun loadOBJ(lines: List<String>): Map<String, List<Triangle>> = loadOBJEx(lines).second
fun loadOBJEx(lines: List<String>): Pair<OBJData, Map<String, List<Triangle>>> {
val meshes = mutableMapOf<String, List<Triangle>>()
val positions = mutableListOf<Vector3>()
val normals = mutableListOf<Vector3>()
@@ -140,7 +146,7 @@ fun loadOBJ(lines: List<String>): Map<String, List<Triangle>> {
"vt" -> textureCoords += Vector2(tokens[1].toDouble(), tokens[2].toDouble())
"g" -> {
activeMesh = mutableListOf()
meshes[tokens.getOrNull(1)?:"no-name-${meshes.size}"] = activeMesh
meshes[tokens.getOrNull(1) ?: "no-name-${meshes.size}"] = activeMesh
}
"f" -> {
val indices = tokens.subList(1, tokens.size).map { it.split("/") }.map {
@@ -185,5 +191,5 @@ fun loadOBJ(lines: List<String>): Map<String, List<Triangle>> {
}
}
}
return meshes
return Pair(OBJData(positions, normals, textureCoords), meshes)
}