Ajout de Jolt Physics + 1ere version des factory entitecomposants - camera, transform, rigidbody, collider, renderer

lib/All/JoltPhysics/TestFramework/Renderer/MTL/RenderPrimitiveMTL.mm

@@ -0,0 +1,74 @@
+// Jolt Physics Library (https://github.com/jrouwe/JoltPhysics)
+// SPDX-FileCopyrightText: 2025 Jorrit Rouwe
+// SPDX-License-Identifier: MIT
+
+#include <TestFramework.h>
+
+#include <Renderer/MTL/RenderPrimitiveMTL.h>
+
+void RenderPrimitiveMTL::ReleaseVertexBuffer()
+{
+	[mVertexBuffer release];
+	mVertexBuffer = nil;
+
+	RenderPrimitive::ReleaseVertexBuffer();
+}
+
+void RenderPrimitiveMTL::ReleaseIndexBuffer()
+{
+	[mIndexBuffer release];
+	mIndexBuffer = nil;
+
+	RenderPrimitive::ReleaseIndexBuffer();
+}
+
+void RenderPrimitiveMTL::CreateVertexBuffer(int inNumVtx, int inVtxSize, const void *inData)
+{
+	RenderPrimitive::CreateVertexBuffer(inNumVtx, inVtxSize, inData);
+
+	NSUInteger size = NSUInteger(inNumVtx) * inVtxSize;
+	if (inData != nullptr)
+		mVertexBuffer = [mRenderer->GetDevice() newBufferWithBytes: inData length: size options: MTLResourceCPUCacheModeDefaultCache | MTLResourceStorageModeShared | MTLResourceHazardTrackingModeTracked];
+	else
+		mVertexBuffer = [mRenderer->GetDevice() newBufferWithLength: size options: MTLResourceCPUCacheModeDefaultCache | MTLResourceStorageModeShared | MTLResourceHazardTrackingModeTracked];
+}
+
+void *RenderPrimitiveMTL::LockVertexBuffer()
+{
+	return mVertexBuffer.contents;
+}
+
+void RenderPrimitiveMTL::UnlockVertexBuffer()
+{
+}
+
+void RenderPrimitiveMTL::CreateIndexBuffer(int inNumIdx, const uint32 *inData)
+{
+	RenderPrimitive::CreateIndexBuffer(inNumIdx, inData);
+
+	NSUInteger size = NSUInteger(inNumIdx) * sizeof(uint32);
+	if (inData != nullptr)
+		mIndexBuffer = [mRenderer->GetDevice() newBufferWithBytes: inData length: size options: MTLResourceCPUCacheModeDefaultCache | MTLResourceStorageModeManaged | MTLResourceHazardTrackingModeTracked];
+	else
+		mIndexBuffer = [mRenderer->GetDevice() newBufferWithLength: size options: MTLResourceCPUCacheModeDefaultCache | MTLResourceStorageModeShared | MTLResourceHazardTrackingModeTracked];
+}
+
+uint32 *RenderPrimitiveMTL::LockIndexBuffer()
+{
+	return (uint32 *)mIndexBuffer.contents;
+}
+
+void RenderPrimitiveMTL::UnlockIndexBuffer()
+{
+}
+
+void RenderPrimitiveMTL::Draw() const
+{
+	id<MTLRenderCommandEncoder> encoder = mRenderer->GetRenderEncoder();
+
+	[encoder setVertexBuffer: mVertexBuffer offset: 0 atIndex: 0];
+	if (mIndexBuffer == nil)
+		[encoder drawPrimitives: mPrimitiveType vertexStart: 0 vertexCount: mNumVtxToDraw];
+	else
+		[encoder drawIndexedPrimitives: mPrimitiveType indexCount: mNumIdxToDraw indexType: MTLIndexTypeUInt32 indexBuffer: mIndexBuffer indexBufferOffset: 0];
+}