Bloom effect added, will have to see if it needs improving. Also added HDR colors and gamma correction.

2016-01-21 12:02:28 +01:00
parent 86824f1b1f
commit 983f90504d
16 changed files with 398 additions and 105 deletions
@@ -0,0 +1,48 @@
+#ifndef DrawBloomPass_h__
+#define DrawBloomPass_h__
+
+#include "IRenderer.h"
+#include "DrawBloomPassState.h"
+//#include "LightCullingPass.h" Finalpass om den skall skickas in
+#include "FrameBuffer.h"
+#include "ShaderProgram.h"
+//#include "Util/UnorderedMapVec2.h"
+#include "Texture.h"
+
+class DrawBloomPass
+{
+public:
+    DrawBloomPass(IRenderer* renderer /* ,Texture or finalpass*/ );
+    ~DrawBloomPass() { }
+    void InitializeTextures();
+    void InitializeFrameBuffers();
+    void InitializeShaderPrograms();
+    void InitializeBuffers();
+
+    void FillGaussianBuffer(FrameBuffer* fb);
+
+    void Draw(GLuint texture);
+
+    //Getters
+    GLuint m_GaussianTexture_horiz;
+    GLuint m_GaussianTexture_vert;
+
+private:
+    void GenerateTexture(GLuint* texture, GLenum wrapping, GLenum filtering, glm::vec2 dimensions, GLint internalFormat, GLint format, GLenum type) const;
+
+    Texture* m_WhiteTexture;
+    Model* m_ScreenQuad;
+
+    const IRenderer* m_Renderer;
+    //const LightCullingPass* m_LightCullingPass 
+    GLuint m_iterations = 9;
+
+    FrameBuffer m_GaussianFrameBuffer_horiz;
+    FrameBuffer m_GaussianFrameBuffer_vert;
+
+    ShaderProgram* m_GaussianProgram_horiz;
+    ShaderProgram* m_GaussianProgram_vert;
+
+};
+
+#endif