From a2ec7dabd48a70ea69623406ddd0f8f97af403c8 Mon Sep 17 00:00:00 2001
From: hachem <im@hachem.wtf>
Date: Tue, 12 Aug 2025 18:12:37 +0200
Subject: [add]: Start of a basic rendering backend

---
 src/Platform/OpenGL/OpenGLIndexBuffer.cpp | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)
 create mode 100644 src/Platform/OpenGL/OpenGLIndexBuffer.cpp

(limited to 'src/Platform/OpenGL/OpenGLIndexBuffer.cpp')

diff --git a/src/Platform/OpenGL/OpenGLIndexBuffer.cpp b/src/Platform/OpenGL/OpenGLIndexBuffer.cpp
new file mode 100644
index 0000000..7faee62
--- /dev/null
+++ b/src/Platform/OpenGL/OpenGLIndexBuffer.cpp
@@ -0,0 +1,28 @@
+#include "OpenGLIndexBuffer.h"
+#include <glad/glad.h>
+
+namespace Donut
+{
+    OpenGLIndexBuffer::OpenGLIndexBuffer(const uint32_t* indices, uint32_t count)
+        : m_Count(count)
+    {
+        glCreateBuffers(1, &m_RendererID);
+        glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, m_RendererID);
+        glBufferData(GL_ELEMENT_ARRAY_BUFFER, count * sizeof(uint32_t), indices, GL_STATIC_DRAW);
+    }
+
+    OpenGLIndexBuffer::~OpenGLIndexBuffer() 
+    {
+        glDeleteBuffers(1, &m_RendererID);
+    }
+
+    void OpenGLIndexBuffer::Bind() const 
+    {
+        glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, m_RendererID);
+    }
+
+    void OpenGLIndexBuffer::Unbind() const
+    {
+        glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0);
+    }
+};
-- 
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