Update Files

Kha/Backends/Kinc-hxcpp/kha/graphics5_/IndexBuffer.hx

@@ -0,0 +1,46 @@
+package kha.graphics5;
+
+import kha.arrays.Uint32Array;
+
+@:headerCode('
+#include <Kore/Graphics5/Graphics.h>
+')
+@:headerClassCode("Kore::Graphics5::IndexBuffer* buffer;")
+class IndexBuffer {
+	private var data: Uint32Array;
+	private var myCount: Int;
+
+	public function new(indexCount: Int, usage: Usage, canRead: Bool = false) {
+		myCount = indexCount;
+		data = new Uint32Array();
+		untyped __cpp__('buffer = new Kore::Graphics5::IndexBuffer(indexCount, true);');
+	}
+
+	public function delete(): Void {
+		untyped __cpp__('delete buffer; buffer = nullptr;');
+	}
+
+	@:functionCode('
+		data->self.data = (unsigned int*)buffer->lock() + start;
+		data->self.myLength = count;
+		return data;
+	')
+	private function lock2(start: Int, count: Int): Uint32Array {
+		return data;
+	}
+
+	public function lock(?start: Int, ?count: Int): Uint32Array {
+		if (start == null)
+			start = 0;
+		if (count == null)
+			count = this.count();
+		return lock2(start, count);
+	}
+
+	@:functionCode('buffer->unlock();')
+	public function unlock(): Void {}
+
+	public function count(): Int {
+		return myCount;
+	}
+}