[add]: Start of a basic rendering backend

1 files changed, 28 insertions, 0 deletions

diff --git a/src/Rendering/VertexArray.cpp b/src/Rendering/VertexArray.cpp
new file mode 100644
index 0000000..87db8fb
--- /dev/null
+++ b/src/Rendering/VertexArray.cpp
@@ -0,0 +1,28 @@
+#include "VertexArray.h"
+#include "Renderer.h"
+#include "Platform/OpenGL/OpenGLVertexArray.h"
+
+namespace Donut
+{
+    uint32_t VertexBufferElement::GetSizeOfType(uint32_t type)
+    {
+        switch (type) 
+        {
+            case 0x1406: return 4; // GL_FLOAT
+            case 0x1405: return 4; // GL_UNSIGNED_INT
+            case 0x1401: return 1; // GL_UNSIGNED_BYTE
+            default: return 0;
+        }
+    }
+
+    VertexArray* VertexArray::Create() 
+    {
+        switch (Renderer::GetAPI()) 
+        {
+            case RendererAPI::API::OpenGL:
+                return new OpenGLVertexArray();
+            default:
+                return nullptr;
+        }
+    }
+};