Basic buffer implementation

src/Engine/Graphics/Metal/Buffer.mm

@@ -1 +1,76 @@
-#include "Buffer.h"
+#include "Buffer.h"
+#include "Graphics.h"
+#include "Graphics/Buffer.h"
+#include "Graphics/Enums.h"
+#include "Graphics/Initializer.h"
+#include "Metal/MTLResource.hpp"
+
+using namespace Seele;
+using namespace Seele::Metal;
+
+Buffer::Buffer(PGraphics graphics, uint64 size, void *data, bool dynamic)
+    : graphics(graphics), size(size) {
+  if (dynamic) {
+    numBuffers = Gfx::numFramesBuffered;
+  } else {
+    numBuffers = 1;
+  }
+  for (size_t i = 0; i < numBuffers; ++i) {
+    if (data != nullptr) {
+      buffers[i] = graphics->getDevice()->newBuffer(
+          data, size, MTL::ResourceOptionCPUCacheModeDefault);
+    } else {
+      buffers[i] = graphics->getDevice()->newBuffer(
+          size, MTL::ResourceOptionCPUCacheModeDefault);
+    }
+  }
+}
+
+Buffer::~Buffer() {
+  for (size_t i = 0; i < numBuffers; ++i) {
+    buffers[i]->release();
+  }
+}
+
+void *Buffer::map(bool) { return getHandle()->contents(); }
+
+void *Buffer::mapRegion(uint64 regionOffset, uint64, bool) {
+  return (char *)getHandle()->contents() + regionOffset;
+}
+
+void unmap() {}
+
+VertexBuffer::VertexBuffer(PGraphics graphics,
+                           const VertexBufferCreateInfo &createInfo)
+    : Gfx::VertexBuffer(graphics->getFamilyMapping(), createInfo.numVertices,
+                        createInfo.vertexSize, createInfo.sourceData.owner),
+      Seele::Metal::Buffer(graphics, createInfo.sourceData.size,
+                           createInfo.sourceData.data, false) {}
+
+VertexBuffer::~VertexBuffer() {}
+
+IndexBuffer::IndexBuffer(PGraphics graphics,
+                         const IndexBufferCreateInfo &createInfo)
+    : Gfx::IndexBuffer(graphics->getFamilyMapping(), createInfo.sourceData.size,
+                       createInfo.indexType, createInfo.sourceData.owner),
+      Seele::Metal::Buffer(graphics, createInfo.sourceData.size,
+                           createInfo.sourceData.data, false) {}
+
+IndexBuffer::~IndexBuffer() {}
+
+UniformBuffer::UniformBuffer(PGraphics graphics,
+                             const UniformBufferCreateInfo &createInfo)
+    : Gfx::UniformBuffer(graphics->getFamilyMapping(), createInfo.sourceData),
+      Seele::Metal::Buffer(graphics, createInfo.sourceData.size,
+                           createInfo.sourceData.data, createInfo.dynamic) {}
+
+UniformBuffer::~UniformBuffer() {}
+
+ShaderBuffer::ShaderBuffer(PGraphics graphics,
+                           const ShaderBufferCreateInfo &createInfo)
+    : Gfx::ShaderBuffer(graphics->getFamilyMapping(), createInfo.numElements,
+                        createInfo.sourceData),
+      Seele::Metal::Buffer(graphics, createInfo.sourceData.size,
+                           createInfo.sourceData.data, createInfo.dynamic) {}
+
+ShaderBuffer::~ShaderBuffer() {}