TMP

gl/framebuffer.cpp

@@ -0,0 +1,41 @@
+#include "stdafx.h"
+#include "framebuffer.h"
+
+gl::framebuffer::framebuffer()
+{
+    glGenFramebuffers(1, *this);
+}
+
+gl::framebuffer::~framebuffer()
+{
+    glDeleteFramebuffers(1, *this);
+}
+
+void gl::framebuffer::bind(GLuint id)
+{
+    glBindFramebuffer(GL_FRAMEBUFFER, id);
+}
+
+void gl::framebuffer::attach(const opengl_texture &tex, GLenum location)
+{
+    bind();
+    glFramebufferTexture2D(GL_FRAMEBUFFER, location, GL_TEXTURE_2D, tex.id, 0);
+}
+
+void gl::framebuffer::attach(const renderbuffer &rb, GLenum location)
+{
+    bind();
+    glFramebufferRenderbuffer(GL_FRAMEBUFFER, location, GL_RENDERBUFFER, *rb);
+}
+
+bool gl::framebuffer::is_complete()
+{
+    bind();
+    return glCheckFramebufferStatus(GL_FRAMEBUFFER) == GL_FRAMEBUFFER_COMPLETE;
+}
+
+void gl::framebuffer::clear()
+{
+    bind();
+    glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+}