WIP: Renderer

render/GlResource.cc

@@ -0,0 +1,13 @@
+#include <glbinding/gl/gl.h>
+
+#include "GlResource.hh"
+
+using namespace gl;
+
+void TextureDeleter::operator()(gl::GLuint tex) const {
+  glDeleteTextures(1, &tex);
+}
+
+void TextureDeleter::operator() (gl::GLsizei count, gl::GLuint tex[]) const {
+  glDeleteTextures(count, tex);
+}

render/GlResource.hh

@@ -0,0 +1,71 @@
+#ifndef WC3RE_RENDER_GLRESOURCE_HH__
+#define WC3RE_RENDER_GLRESOURCE_HH__
+
+#include <glbinding/gl/types.h>
+
+struct TextureDeleter {
+  void operator() (gl::GLuint tex) const;
+  void operator() (gl::GLsizei count, gl::GLuint tex[]) const;
+};
+
+struct FramebufferDeleter {
+  void operator() (gl::GLuint tex) const;
+};
+
+struct ShaderDeleter {
+  void operator() (gl::GLuint tex) const;
+};
+
+struct ProgramDeleter {
+  void operator() (gl::GLuint tex) const;
+};
+
+struct VertexArrayDeleter {
+  void operator() (gl::GLuint tex) const;
+};
+
+struct BufferDeleter {
+  void operator() (gl::GLuint tex) const;
+};
+
+template<class Deleter, class Handle = gl::GLuint>
+class GlResource {
+public:
+  GlResource()
+    : handle_() {
+  }
+  
+  GlResource(Handle handle)
+    : handle_(handle) {
+  }
+
+  ~GlResource() {
+    if (handle_)
+      Deleter()(handle_);
+    handle_ = Handle();
+  }
+
+  operator Handle() const {
+    return handle_;
+  }
+
+  Handle& get() {
+    return handle_;
+  }
+
+  Handle const& get() const {
+    return handle_;
+  }
+  
+private:
+  Handle handle_;
+};
+
+using TextureResource = GlResource<TextureDeleter>;
+using FramebufferResource = GlResource<FramebufferDeleter>;
+using ShaderResource = GlResource<ShaderDeleter>;
+using ProgramResource = GlResource<ProgramDeleter>;
+using VertexArrayResource = GlResource<VertexArrayDeleter>;
+using BufferResource = GlResource<BufferDeleter>;
+
+#endif

render/Renderer.cc

@@ -0,0 +1,12 @@
+#include <glbinding/gl/gl.h>
+
+#include "Renderer.hh"
+#include "GlResource.hh"
+
+using namespace gl;
+
+Renderer::Renderer()
+{
+  TextureResource testTex;
+  glGenTextures(1, &testTex.get());
+}

render/Renderer.hh

@@ -0,0 +1,14 @@
+#ifndef WC3RE_RENDER_RENDERER_HH__
+#define WC3RE_RENDER_RENDERER_HH__
+
+#include <SDL2/SDL.h>
+
+class Renderer {
+public:
+  Renderer();
+
+private:
+  SDL_Window *win;
+};
+
+#endif