refactor abuffer and add msaa support. volumes temporarily disabled.

src/rendering/framebufferrenderer.cpp

@@ -0,0 +1,95 @@
+/*****************************************************************************************
+ *                                                                                       *
+ * OpenSpace                                                                             *
+ *                                                                                       *
+ * Copyright (c) 2014-2016                                                               *
+ *                                                                                       *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy of this  *
+ * software and associated documentation files (the "Software"), to deal in the Software *
+ * without restriction, including without limitation the rights to use, copy, modify,    *
+ * merge, publish, distribute, sublicense, and/or sell copies of the Software, and to    *
+ * permit persons to whom the Software is furnished to do so, subject to the following   *
+ * conditions:                                                                           *
+ *                                                                                       *
+ * The above copyright notice and this permission notice shall be included in all copies *
+ * or substantial portions of the Software.                                              *
+ *                                                                                       *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,   *
+ * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A         *
+ * PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT    *
+ * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF  *
+ * CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE  *
+ * OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                                         *
+ ****************************************************************************************/
+#include <openspace/engine/openspaceengine.h>
+#include <openspace/rendering/renderengine.h>
+#include <openspace/rendering/framebufferrenderer.h>
+#include <string>
+#include <openspace/scene/scene.h>
+#include <openspace/util/camera.h>
+
+namespace {
+	const std::string _loggerCat = "FramebufferRenderer";
+    const std::string FragmentRendererPath = "${SHADERS}/renderframebuffer.frag";
+}
+
+namespace openspace {
+
+
+    FramebufferRenderer::FramebufferRenderer()
+        : _camera(nullptr)
+        , _scene(nullptr)
+        , _resolution(glm::vec2(0)) {
+    }
+
+
+    FramebufferRenderer::~FramebufferRenderer() {
+        
+    }
+    
+
+    void FramebufferRenderer::initialize() {
+        updateRendererData();
+    }
+
+    void FramebufferRenderer::deinitialize() {
+    }
+    
+
+    void FramebufferRenderer::update() {
+        // no need to update anything.
+    }
+    
+    void FramebufferRenderer::render(float blackoutFactor, bool doPerformanceMeasurements) {
+        if (_scene == nullptr) return;
+        if (_camera == nullptr) return;
+
+        glEnable(GL_DEPTH_TEST);
+        glEnable(GL_BLEND);
+        glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
+        
+       _scene->render({ *_camera, psc(), doPerformanceMeasurements });;
+
+    }
+
+    void FramebufferRenderer::setScene(Scene* scene) {
+        _scene = scene;
+    }
+
+    void FramebufferRenderer::setCamera(Camera* camera) {
+        _camera = camera;
+    }
+
+    void FramebufferRenderer::setResolution(glm::ivec2 res) {
+        _resolution = res;
+    }
+
+    void FramebufferRenderer::updateRendererData() {
+        ghoul::Dictionary dict;
+        dict.setValue("fragmentRendererPath", FragmentRendererPath);
+        OsEng.renderEngine()->setRendererData(dict);
+    }
+
+
+}
+