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Add gltf animation support to orx-dnk3

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This commit is contained in:
Edwin Jakobs
2020-05-23 13:35:47 +02:00
parent acbfcabf60
commit 4f00cddaec
16 changed files with 416 additions and 75 deletions
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40
orx-dnk3/src/main/kotlin/gltf/Gltf.kt
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@@ -147,6 +147,7 @@ class GltfPbrMetallicRoughness(val baseColorFactor: DoubleArray?,
var metallicRoughnessTexture: GltfMaterialTexture?,
val roughnessFactor: Double?,
val metallicFactor: Double?)
class GltfMaterialTexture(val index: Int, val scale: Double?, val texCoord: Int?)
class GltfImage(val uri: String?, val bufferView: Int?)
@@ -156,6 +157,7 @@ class GltfSampler(val magFilter: Int, val minFilter: Int, val wrapS: Int, val wr
class GltfTexture(val sampler: Int, val source: Int)
class GltfMaterial(val name: String,
val alphaMode: String?,
val doubleSided: Boolean?,
val normalTexture: GltfMaterialTexture?,
val occlusionTexture: GltfMaterialTexture?,
@@ -163,7 +165,7 @@ class GltfMaterial(val name: String,
val emissiveFactor: DoubleArray?,
val pbrMetallicRoughness: GltfPbrMetallicRoughness?,
val extensions: GltfMaterialExtensions?
)
)
class GltfMaterialExtensions(
val KHR_materials_pbrSpecularGlossiness: KhrMaterialsPbrSpecularGlossiness?
@@ -214,6 +216,13 @@ class GltfAccessor(
val type: String
)
class GltfAnimation(val name: String?, val channels: List<GltfChannel>, val samplers: List<GltfAnimationSampler>)
class GltfAnimationSampler(val input: Int, val interpolation: String, val output: Int)
class GltfChannelTarget(val node: Int?, val path: String?)
class GltfChannel(val sampler: Int, val target: GltfChannelTarget)
class GltfFile(
val asset: GltfAsset?,
val scene: Int?,
@@ -226,17 +235,26 @@ class GltfFile(
val buffers: List<GltfBuffer>,
val images: List<GltfImage>?,
val textures: List<GltfTexture>?,
val samplers: List<GltfSampler>?
val samplers: List<GltfSampler>?,
val animations: List<GltfAnimation>?) {
@Transient
lateinit var file: File
) {
@Transient lateinit var file: File
@Transient var bufferBuffer : ByteBuffer? = null
@Transient
var bufferBuffer: ByteBuffer? = null
}
fun loadGltfFromFile(file: File): GltfFile {
val gson = Gson()
val json = file.readText()
return gson.fromJson(json, GltfFile::class.java).apply {
this.file = file
fun loadGltfFromFile(file: File): GltfFile = when (file.extension) {
"gltf" -> {
val gson = Gson()
val json = file.readText()
gson.fromJson(json, GltfFile::class.java).apply {
this.file = file
}
}
}
"glb" -> {
loadGltfFromGlbFile(file)
}
else -> error("extension ${file.extension} not supported in ${file}")
}