Merge remote-tracking branch 'origin/master' into HUDDesync

include/Engine/Rendering/DrawFinalPass.h

@@ -18,7 +18,7 @@ public:
     void InitializeTextures();
     void InitializeFrameBuffers();
     void InitializeShaderPrograms();
-    void Draw(RenderScene& scene);
+    void Draw(RenderScene& scene, GLuint SSAOTexture);
     void ClearBuffer();
     void OnWindowResize();
 
@@ -37,7 +37,7 @@ private:
     void GenerateMipMapTexture(GLuint* texture, GLenum wrapping, glm::vec2 dimensions, GLint format, GLenum type, GLint numMipMaps) const;
 
     void DrawSprites(std::list<std::shared_ptr<RenderJob>>&jobs, RenderScene& scene);
-    void DrawModelRenderQueues(std::list<std::shared_ptr<RenderJob>>& jobs, RenderScene& scene);
+    void DrawModelRenderQueues(std::list<std::shared_ptr<RenderJob>>& jobs, RenderScene& scene, GLuint SSAOTexture);
     void DrawShieldToStencilBuffer(std::list<std::shared_ptr<RenderJob>>& jobs, RenderScene& scene);
     void DrawShieldedModelRenderQueue(std::list<std::shared_ptr<RenderJob>>& jobs, RenderScene& scene);
     void DrawToDepthBuffer(std::list<std::shared_ptr<RenderJob>>& jobs, RenderScene& scene);

include/Engine/Rendering/Renderer.h

@@ -16,6 +16,7 @@
 #include "DrawScreenQuadPass.h"
 #include "DrawBloomPass.h"
 #include "DrawColorCorrectionPass.h"
+#include "SSAOPass.h"
 #include "../Core/EventBroker.h"
 #include "ImGuiRenderPass.h"
 #include "Camera.h"
@@ -58,6 +59,12 @@ private:
 
     int m_DebugTextureToDraw = 0;
     bool m_ResizeWindow = false;
+	float m_SSAO_Radius = 1.0f;
+	float m_SSAO_Bias = 0.05f;
+	float m_SSAO_Contrast = 1.5f;
+	float m_SSAO_IntensityScale = 1.0f;
+	int m_SSAO_NumOfSamples = 24;
+	int m_SSAO_NumOfTurns = 7;
 
     PickingPass* m_PickingPass;
     LightCullingPass* m_LightCullingPass;
@@ -66,6 +73,7 @@ private:
     DrawScreenQuadPass* m_DrawScreenQuadPass;
     DrawBloomPass* m_DrawBloomPass;
     DrawColorCorrectionPass* m_DrawColorCorrectionPass;
+	SSAOPass* m_SSAOPass;
 
     //----------------------Functions----------------------//
     void InitializeWindow();

include/Engine/Rendering/SSAOPass.h

@@ -0,0 +1,61 @@
+#ifndef SSAOPass_h__
+#define SSAOPass_h__
+
+#include "IRenderer.h"
+#include "SSAOPassState.h"
+//#include "LightCullingPass.h" Finalpass om den skall skickas in
+#include "FrameBuffer.h"
+#include "ShaderProgram.h"
+#include "DrawBloomPass.h"
+//#include "Util/UnorderedMapVec2.h"
+#include "Texture.h"
+
+class SSAOPass
+{
+public:
+	SSAOPass(IRenderer* rendere);
+	~SSAOPass() { };
+
+	void Draw(GLuint depthBuffer, Camera* camera);
+	void Setting(float radius, float bias, float contrast, float intensityScale, int numOfSamples, int NumOfTurns);
+	void ClearBuffer();
+
+	//Return the SSAO of the texture sent to Draw
+	GLuint SSAOTexture() const { return m_DrawBloomPass->GaussianTexture(); }
+
+private:
+	void InitializeTexture();
+	void InitializeFrameBuffer();
+	void InitializeShaderProgram();
+	void InitializeBuffer();
+
+	void GenerateTexture(GLuint* texture, GLenum wrapping, GLenum filtering, glm::vec2 dimensions, GLint internalFormat, GLint format, GLenum type) const;
+
+	void ComputeAO(GLuint depthBuffer, Camera* camera);
+	//void blurHorizontal(GLuint depthBuffer);
+	//void blurVertical(GLuint depthBuffer);
+
+	Model* m_ScreenQuad;
+
+	const IRenderer* m_Renderer;
+
+	float m_Radius;
+	float m_Bias;
+	float m_Contrast;
+	float m_IntensityScale;
+	int m_NumOfSamples;
+	int m_NumOfTurns;
+
+	GLuint m_SSAOTexture;
+	FrameBuffer m_SSAOFramBuffer;
+
+	GLuint m_SSAOViewSpaceZTexture;
+	FrameBuffer m_SSAOViewSpaceZFramBuffer;
+
+	ShaderProgram* m_SSAOProgram;
+	ShaderProgram* m_SSAOViewSpaceZProgram;
+
+	DrawBloomPass* m_DrawBloomPass;
+};
+
+#endif

include/Engine/Rendering/SSAOPassState.h

@@ -0,0 +1,15 @@
+#ifndef SSAOPassState_h__
+#define SSAOPassState_h__
+
+#include "Rendering/RenderState.h"
+
+class SSAOPassState : public RenderState
+{
+public:
+	SSAOPassState();
+	~SSAOPassState();
+private:
+
+};
+
+#endif