world-wide commit to ruin everything

src/graphics/Framebuffer.cpp

@@ -0,0 +1,37 @@
+#include "Framebuffer.h"
+
+#include <GL/glew.h>
+#include "Texture.h"
+
+Framebuffer::Framebuffer(int width, int height) : width(width), height(height) {
+	glGenFramebuffers(1, &fbo);
+	bind();
+	GLuint tex;
+	glGenTextures(1, &tex);
+	glBindTexture(GL_TEXTURE_2D, tex);
+	glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, width, height, 0, GL_RGB, GL_UNSIGNED_BYTE, nullptr);
+    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
+    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
+    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
+    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
+    glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, tex, 0);
+    texture = new Texture(tex, width, height);
+    glGenRenderbuffers(1, &depth);
+    glBindRenderbuffer(GL_RENDERBUFFER, depth);
+    glRenderbufferStorage(GL_RENDERBUFFER, GL_DEPTH_COMPONENT24, width, height);
+    glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_DEPTH_ATTACHMENT, GL_RENDERBUFFER, depth);
+    unbind();
+}
+
+Framebuffer::~Framebuffer() {
+	delete texture;
+	glDeleteFramebuffers(1, &fbo);
+}
+
+void Framebuffer::bind() {
+	glBindFramebuffer(GL_FRAMEBUFFER, fbo);
+}
+
+void Framebuffer::unbind() {
+	glBindFramebuffer(GL_FRAMEBUFFER, 0);
+}