93 lines
2.3 KiB
Haxe
93 lines
2.3 KiB
Haxe
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package kha.graphics5;
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import kha.arrays.Float32Array;
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import kha.graphics5.VertexData;
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import kha.graphics5.VertexElement;
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import kha.graphics5.VertexStructure;
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@:headerCode('
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#include <Kore/Graphics5/Graphics.h>
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')
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@:headerClassCode("Kore::Graphics5::VertexBuffer* buffer;")
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class VertexBuffer {
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private var data: Float32Array;
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public function new(vertexCount: Int, structure: VertexStructure, usage: Usage, instanceDataStepRate: Int = 0, canRead: Bool = false) {
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init(vertexCount, structure, usage, instanceDataStepRate);
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data = new Float32Array();
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}
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public function delete(): Void {
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untyped __cpp__('delete buffer; buffer = nullptr;');
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}
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@:functionCode("
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Kore::Graphics4::VertexStructure structure2;
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for (int i = 0; i < structure->size(); ++i) {
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Kore::Graphics4::VertexData data;
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switch (structure->get(i)->data) {
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case 0:
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data = Kore::Graphics4::Float1VertexData;
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break;
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case 1:
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data = Kore::Graphics4::Float2VertexData;
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break;
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case 2:
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data = Kore::Graphics4::Float3VertexData;
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break;
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case 3:
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data = Kore::Graphics4::Float4VertexData;
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break;
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case 4:
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data = Kore::Graphics4::Float4x4VertexData;
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break;
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}
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structure2.add(structure->get(i)->name, data);
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}
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buffer = new Kore::Graphics5::VertexBuffer(vertexCount, structure2, false);
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")
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private function init(vertexCount: Int, structure: VertexStructure, usage: Int, instanceDataStepRate: Int) {}
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@:functionCode('
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data->self.data = buffer->lock() + start * buffer->stride() / 4;
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data->self.myLength = count * buffer->stride() / 4;
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return data;
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')
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private function lock2(start: Int, count: Int): Float32Array {
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return data;
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}
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public function lock(?start: Int, ?count: Int): Float32Array {
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if (start == null)
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start = 0;
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if (count == null)
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count = this.count();
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return lock2(start, count);
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}
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@:functionCode('buffer->unlock();')
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public function unlock(): Void {}
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@:functionCode("return buffer->stride();")
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public function stride(): Int {
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return 0;
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}
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@:functionCode("return buffer->count();")
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public function count(): Int {
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return 0;
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}
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@:noCompletion
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@:keep
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public static function _unused1(): VertexElement {
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return null;
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}
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@:noCompletion
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@:keep
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public static function _unused2(): VertexData {
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return Float1;
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}
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}
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