Update Files

Kha/Kinc/Backends/System/Android/Java-Sources/tech/kinc/KincMovieTexture.kt

@@ -0,0 +1,62 @@
+package tech.kinc
+
+import android.graphics.SurfaceTexture
+import android.graphics.SurfaceTexture.OnFrameAvailableListener
+import android.opengl.GLES20
+
+class KincMovieTexture: OnFrameAvailableListener {
+	private val GL_TEXTURE_EXTERNAL_OES: Int = 0x8D65
+
+	var textureId: Int = 0
+
+	init {
+		val textures = IntArray(1)
+		GLES20.glGenTextures(1, textures, 0)
+		textureId = textures[0]
+
+		GLES20.glBindTexture(GL_TEXTURE_EXTERNAL_OES, textureId)
+		GLES20.glTexParameteri(
+			GL_TEXTURE_EXTERNAL_OES,
+			GLES20.GL_TEXTURE_MIN_FILTER,
+			GLES20.GL_NEAREST
+		)
+		GLES20.glTexParameteri(
+			GL_TEXTURE_EXTERNAL_OES,
+			GLES20.GL_TEXTURE_MAG_FILTER,
+			GLES20.GL_LINEAR
+		)
+		GLES20.glTexParameteri(
+			GL_TEXTURE_EXTERNAL_OES,
+			GLES20.GL_TEXTURE_WRAP_S,
+			GLES20.GL_CLAMP_TO_EDGE
+		)
+		GLES20.glTexParameteri(
+			GL_TEXTURE_EXTERNAL_OES,
+			GLES20.GL_TEXTURE_WRAP_T,
+			GLES20.GL_CLAMP_TO_EDGE
+		)
+	}
+
+	var surfaceTexture = SurfaceTexture(textureId)
+
+	init {
+		surfaceTexture.setOnFrameAvailableListener(this)
+	}
+
+	private var updateTexture = false
+
+	fun update(): Boolean {
+		val ret = updateTexture
+		if (updateTexture) {
+			surfaceTexture.updateTexImage()
+			updateTexture = false
+		}
+		return ret
+	}
+	
+	override fun onFrameAvailable(surface: SurfaceTexture) {
+		if (surfaceTexture == surface) {
+			updateTexture = true
+		}
+	}
+}