3d renderer

open_engine/include/open_engine/renderer/renderer3d.hpp

@@ -0,0 +1,61 @@
+#ifndef RENDERER3D_HPP
+#define RENDERER3D_HPP
+
+#include "open_engine/renderer/editor_camera.hpp"
+#include "open_engine/renderer/vertex_array.hpp"
+#include "open_engine/renderer/camera.hpp"
+#include "open_engine/renderer/buffer.hpp"
+#include <cstdint>
+
+namespace OpenEngine {
+
+    // SHOULD BE MOVED ==================================
+    struct MeshVertex
+    {
+        glm::vec3 position;
+        glm::vec4 color;
+        glm::vec3 normal;
+        glm::vec2 text_coords;
+        uint32_t id = -1;
+    };
+
+    struct Mesh
+    {
+        Ref<VertexArray> vertex_array;
+        Ref<VertexBuffer> vertex_buffer;
+        Ref<IndexBuffer> index_buffer;
+
+        // TODO: Make them a ptr or something
+        std::vector<MeshVertex> vertices;
+        std::vector<uint32_t> indices;
+    };
+
+    Ref<Mesh> CreateMesh(const std::vector<MeshVertex>& vertices,
+            const std::vector<uint32_t>& indices);
+    Ref<Mesh> CreateCube(uint32_t id = -1);
+    // ==================================================
+
+    class Renderer3D
+    {
+        public:
+            static void Init();
+            static void Shutdown();
+
+            static void BeginScene(const Camera& camera, const glm::mat4& transform);
+            static void BeginScene(const EditorCamera& camera);
+            static void EndScene();
+
+            static void DrawMesh(const Ref<Mesh>& mesh, const glm::mat4& transform);
+
+            /*
+            static void DrawCube(const glm::mat4& transform, const glm::vec4& color,
+                    int entity_id);
+            static void DrawCube(const glm::mat4& transform, Ref<Texture2D>,
+                    int entity_id);
+            static void DrawCube(const glm::mat4& transform, Ref<Texture2D>,
+                    const glm::vec4& color, int entity_id);
+                    */
+    };
+}
+
+#endif // RENDERER3D_HPP