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Make code less dumb, save 7 fps

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This commit is contained in:
FakeShemp
2016-02-27 18:04:33 +01:00
parent ecab5de056
commit 8647267cad
5 changed files with 113 additions and 108 deletions
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include/Engine/Rendering/ShadowPass.h
+16 -22
View File
@@ -10,10 +10,9 @@
#include "imgui/imgui.h"
#define MAX_SPLITS 4
#define MAP_SIZE 216.f
enum NearFar { Near = 0, Far = 1 };
enum LRBT { Left = 0, Right = 1, Bottom = 2, Top = 3 };
enum NearFar { NEAR = 0, FAR = 1 };
enum LRBT { LEFT = 0, RIGHT = 1, BOTTOM = 2, TOP = 3 };
struct Frustum
{
@@ -30,8 +29,8 @@ struct Frustum
class ShadowPass
{
public:
ShadowPass(IRenderer* renderer);
ShadowPass(IRenderer * renderer, int ShadowResX, int ShadowResY);
~ShadowPass();
void InitializeFrameBuffers();
@@ -39,45 +38,40 @@ public:
void ClearBuffer();
void Draw(RenderScene& scene);
//GLuint DepthMap(int level) const { return m_DepthMap[level]; }
GLuint DepthMap() const { return m_DepthMap; }
std::array<glm::mat4, MAX_SPLITS> LightP() const { return m_LightProjection; }
std::array<glm::mat4, MAX_SPLITS> LightV() const { return m_LightView; }
std::array<float, MAX_SPLITS> FarDistance() const { return { m_shadowFrusta[0].FarClip, m_shadowFrusta[1].FarClip, m_shadowFrusta[2].FarClip, m_shadowFrusta[3].FarClip }; }
int CurrentNrOfSplits() const { return m_CurrentNrOfSplits; }
void SetSplitWeight(float split_weight) { m_SplitWeight = split_weight; };
private:
void UpdateFrustumPoints(Frustum& frustum, glm::vec3 camera_position, glm::vec3 view_dir, glm::mat4 p, glm::mat4 v);
void UpdateSplitDist(std::array<Frustum, MAX_SPLITS>& frusta, float near_distance, float far_distance);
void InitializeCameras(RenderScene & scene);
float FindRadius(Frustum& frustum);
void UpdateSplitDist(std::array<Frustum, MAX_SPLITS>& frusta, float near_distance, float far_distance);
void UpdateFrustumPoints(Frustum& frustum, glm::vec3 camera_position, glm::vec3 view_dir);
void UpdateFrustumPoints(Frustum& frustum, glm::mat4 p, glm::mat4 v);
void PointsToLightspace(Frustum& frustum, glm::mat4 v);
void RadiusToLightspace(Frustum& frustum, glm::mat4 v);
float FindRadius(Frustum& frustum);
void RadiusToLightspace(Frustum& frustum);
EventBroker* m_EventBroker;
const IRenderer* m_Renderer;
//std::array<GLuint, MAX_SPLITS> m_DepthMap;
//std::array<FrameBuffer, MAX_SPLITS> m_DepthBuffer;
GLuint m_DepthMap;
FrameBuffer m_DepthBuffer;
ShaderProgram* m_ShadowProgram;
std::array<glm::mat4, MAX_SPLITS> m_LightProjection;
std::array<glm::mat4, MAX_SPLITS> m_LightView;
ShaderProgram* m_ShadowProgram;
GLuint m_DepthFBO;
GLfloat m_NearFarPlane[2] = { -34.f, 27.f };
//GLfloat m_LRBT[4] = { -10.f, 10.f, -10.f, 10.f };
GLuint m_ResolutionSizeWidth = 1024 * 2;
GLuint m_ResolutionSizeHeigth = 1024 * 2;
GLuint m_ResolutionSizeHeight = 1024 * 2;
bool m_ShadowOn = true;
int m_ShadowLevel = 0;
int m_CurrentNrOfSplits = 3;
float m_SplitWeight = 0.7f;
int m_CurrentNrOfSplits = 4;
float m_SplitWeight = 0.91f;
std::array<Frustum, MAX_SPLITS> m_shadowFrusta;
};