1 files changed, 29 insertions, 0 deletions
diff --git a/src/platform/opengl/opengl_uniform_buffer.cpp b/src/platform/opengl/opengl_uniform_buffer.cpp
new file mode 100644
index 0000000..9b3b6d2
--- /dev/null
+++ b/src/platform/opengl/opengl_uniform_buffer.cpp
@@ -0,0 +1,29 @@
+#include "opengl_uniform_buffer.h"
+
+namespace Donut
+{
+    OpenGLUniformBuffer::OpenGLUniformBuffer(uint32_t size, uint32_t binding)
+        : m_size(size), m_binding(binding)
+    {
+        glGenBuffers(1, &m_renderer_id);
+        glBindBuffer(GL_UNIFORM_BUFFER, m_renderer_id);
+        glBufferData(GL_UNIFORM_BUFFER, size, nullptr, GL_DYNAMIC_DRAW);
+        glBindBufferBase(GL_UNIFORM_BUFFER, binding, m_renderer_id);
+    }
+
+    OpenGLUniformBuffer::~OpenGLUniformBuffer()
+    {
+        glDeleteBuffers(1, &m_renderer_id);
+    }
+
+    auto OpenGLUniformBuffer::set_data(const void* data, uint32_t size, uint32_t offset) -> void
+    {
+        glBindBuffer(GL_UNIFORM_BUFFER, m_renderer_id);
+        glBufferSubData(GL_UNIFORM_BUFFER, offset, size, data);
+    }
+
+    auto OpenGLUniformBuffer::bind(uint32_t binding) -> void
+    {
+        glBindBufferBase(GL_UNIFORM_BUFFER, binding, m_renderer_id);
+    }
+};