1 files changed, 35 insertions, 0 deletions
diff --git a/src/renderer/backends/opengl/opengl_helpers.h b/src/renderer/backends/opengl/opengl_helpers.h
index 6f70f09..2f6bef3 100644
--- a/src/renderer/backends/opengl/opengl_helpers.h
+++ b/src/renderer/backends/opengl/opengl_helpers.h
@@ -1 +1,36 @@
 #pragma once
+#include "ral_types.h"
+#include <glad/glad.h>
+#include <glfw3.h>
+typedef struct opengl_vertex_attr {
+  u32 count;
+  GLenum data_type;
+} opengl_vertex_attr ;
+opengl_vertex_attr format_from_vertex_attr(vertex_attrib_type attr) {
+  switch (attr) {
+    case ATTR_F32:
+      return (opengl_vertex_attr){.count = 1, .data_type = GL_FLOAT };
+    case ATTR_U32:
+      return (opengl_vertex_attr){.count = 1, .data_type = GL_UNSIGNED_INT };
+    case ATTR_I32:
+      return (opengl_vertex_attr){.count = 1, .data_type = GL_INT };
+    case ATTR_F32x2:
+      return (opengl_vertex_attr){.count = 2, .data_type = GL_FLOAT };
+    case ATTR_U32x2:
+      // return VK_FORMAT_R32G32_UINT;
+    case ATTR_I32x2:
+      // return VK_FORMAT_R32G32_UINT;
+    case ATTR_F32x3:
+      return (opengl_vertex_attr){.count = 3, .data_type = GL_FLOAT };
+    case ATTR_U32x3:
+      // return VK_FORMAT_R32G32B32_UINT;
+    case ATTR_I32x3:
+      // return VK_FORMAT_R32G32B32_SINT;
+    case ATTR_F32x4:
+      return (opengl_vertex_attr){.count = 4, .data_type = GL_FLOAT };
+    case ATTR_U32x4:
+      // return VK_FORMAT_R32G32B32A32_UINT;
+    case ATTR_I32x4:
+      // return VK_FORMAT_R32G32B32A32_SINT;
+  }
+}
+\ No newline at end of file