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

include/Engine/Collision/Collision.h

@@ -20,6 +20,9 @@
 class World;
 struct ComponentWrapper;
 
+template<typename T>
+class Octree;
+
 namespace Collision
 {
 //Return true if the ray hits the box.
@@ -44,21 +47,24 @@ bool RayVsTriangle(const Ray& ray,
     float& outVCoord,
     bool trueOnNegativeDistance = false);
 //Return true if the ray hits any of the triangles in the model. Stops checking when a hit is detected.
-bool RayVsModel(const Ray& ray, 
-    const std::vector<RawModel::Vertex>& modelVertices,
-    const std::vector<unsigned int>& modelIndices);
+bool RayVsModel(const Ray& ray,
+    const RawModel::Vertex* modelVertices,
+    const std::vector<unsigned int>& modelIndices,
+    const glm::mat4& modelMatrix);
 //Return true if the ray hits any of the triangles in the model.
 //Also returns the position of the intersection point. Will loop through all the whole model indices.
 bool RayVsModel(const Ray& ray,
-    const std::vector<RawModel::Vertex>& modelVertices,
+    const RawModel::Vertex* modelVertices,
     const std::vector<unsigned int>& modelIndices,
+    const glm::mat4& modelMatrix,
     glm::vec3& outHitPosition);
 //Return true if the ray hits any of the triangles in the model.
 //Also returns the distance from the ray origin to the closest 
 //intersection point, and the barycentric u,v-coordinates. Will loop through all the whole model indices.
 bool RayVsModel(const Ray& ray,
-    const std::vector<RawModel::Vertex>& modelVertices,
+    const RawModel::Vertex* modelVertices,
     const std::vector<unsigned int>& modelIndices,
+    const glm::mat4& modelMatrix,
     float& outDistance,
     float& outUCoord,
     float& outVCoord);
@@ -81,6 +87,13 @@ bool AABBVsAABB(const AABB& a, const AABB& b, glm::vec3& minimumTranslation);
 // Calculates an absolute AABB from an entity AABB component
 boost::optional<EntityAABB> EntityAbsoluteAABB(EntityWrapper& entity, bool takeModelBox = false);
 boost::optional<EntityAABB> AbsoluteAABBExplosionEffect(EntityWrapper& entity);
+//Returns the first entity hit by the input ray. entitiesPotentiallyHitSorted needs to be sorted 
+//by their distance to the ray, e.g. result from Octree<EntityAABB>::ObjectsPossiblyHitByRay.
+//Returns boost::none if none was hit. outDistance will be the distance to the intersection point if the ray intersects.
+boost::optional<EntityAABB> EntityFirstHitByRay(const Ray& ray, std::vector<EntityAABB> entitiesPotentiallyHitSorted, float& outDistance, glm::vec3& outIntersectPos);
+//Returns the first entity hit by the input ray that exists in the octree.
+//outDistance will be the distance to the intersection point if the ray intersects. 
+boost::optional<EntityAABB> EntityFirstHitByRay(const Ray& ray, Octree<EntityAABB>* octree, float& outDistance, glm::vec3& outIntersectPos);
 
 }
 

include/Engine/Core/EPlayerDamage.h

@@ -9,8 +9,8 @@ namespace Events
 
 struct PlayerDamage : Event
 {
-    //NOTE: this struct is missing information on what the damageSource is
-    EntityWrapper Player;
+    EntityWrapper Inflictor;
+    EntityWrapper Victim;
     double Damage;
 };
 

include/Engine/Core/EShoot.h

@@ -9,7 +9,8 @@ namespace Events
 
 struct Shoot : Event
 {
-    EntityWrapper Player;
+    EntityWrapper Inflictor;
+    double Damage;
 };
 
 }

include/Engine/Core/Octree.h

@@ -41,6 +41,8 @@ public:
     void ObjectsInSameRegion(const Box& box, std::vector<T>& outObjects);
     //Get the objects that are inside the frustum, the objects are put in outObjects.
     void ObjectsInFrustum(const Frustum& frustum, std::vector<T>& outObjects);
+    //Get objects, which AABB the input ray intersects, the objects are put in outObjects.
+    void ObjectsPossiblyHitByRay(const Ray& ray, std::vector<T>& outObjects);
     //Empty the tree of all objects, static and dynamic.
     void ClearObjects();
     //Empty the tree of all dynamic objects. Static objects remain in the tree.
@@ -100,6 +102,8 @@ struct Child
     void ObjectsInSameRegion(const Box& box, std::vector<T>& outObjects) const;
     template<typename T>
     void ObjectsInFrustum(const Frustum& frustum, std::vector<T>& outObjects, bool takeAllDontTest) const;
+    template<typename T>
+    void ObjectsPossiblyHitByRay(const Ray& ray, std::vector<T>& outObjects) const;
     void ClearObjects();
     void ClearDynamicObjects();
     bool RayCollides(const Ray& ray, Output& data) const;
@@ -119,6 +123,15 @@ struct Child
     std::vector<int> childIndicesContainingBox(const AABB& box) const;
 };
 
+//To be able to sort child nodes and contained objects based on distance to ray origin.
+struct RaySorterInfo
+{
+    int Index;
+    float Distance;
+};
+
+bool isFirstLower(const RaySorterInfo& first, const RaySorterInfo& second);
+
 }
 
 template<typename T>
@@ -164,6 +177,13 @@ void Octree<T>::ObjectsInFrustum(const Frustum& frustum, std::vector<T>& outObje
     m_Root->ObjectsInFrustum(frustum, outObjects, false);
 }
 
+template<typename T>
+void Octree<T>::ObjectsPossiblyHitByRay(const Ray& ray, std::vector<T>& outObjects)
+{
+    falsifyObjectChecks();
+    m_Root->ObjectsPossiblyHitByRay(ray, outObjects);
+}
+
 template<typename T>
 void Octree<T>::ClearObjects()
 {
@@ -282,4 +302,59 @@ void OctSpace::Child::ObjectsInFrustum(const Frustum& frustum, std::vector<T>& o
     }
 }
 
+template<typename T>
+void OctSpace::Child::ObjectsPossiblyHitByRay(const Ray& ray, std::vector<T>& outObjects) const
+{
+    //If the node AABB is missed, everything it contains is missed.
+    if (Collision::RayAABBIntr(ray, m_Box)) {
+        //If the ray shoots the tree, and it is a parent.
+        if (hasChildren()) {
+            //Sort children according to their distance from the ray origin.
+            std::vector<RaySorterInfo> childInfos;
+            childInfos.resize(8);
+            for (int i = 0; i < 8; ++i) {
+                childInfos[i] = { i, glm::distance(ray.Origin(), m_Children[i]->m_Box.Origin()) };
+            }
+            std::sort(childInfos.begin(), childInfos.end(), isFirstLower);
+            //Loop through the children, starting with the one closest to the ray origin. I.e the first to be hit.
+            for (const RaySorterInfo& info : childInfos) {
+                m_Children[info.Index]->ObjectsPossiblyHitByRay(ray, outObjects);
+            }
+        } else {
+            //Check against boxes in the node.
+            bool intersected = false;
+            float dist;
+            //Sort all contained objects according to the distance from the ray origin to 
+            //the intersection, if they are intersecting.
+            std::vector<RaySorterInfo> objectHitInfos;
+            objectHitInfos.reserve(m_StaticObjIndices.size() + m_DynamicObjIndices.size());
+            for (int i : m_StaticObjIndices) {
+                //If we haven't tested against this object before, and the ray hits.
+                if (!m_StaticObjectsRef[i].Checked &&
+                        Collision::RayVsAABB(ray, *m_StaticObjectsRef[i].Box, dist)) {
+                    objectHitInfos.push_back({ i, dist });
+                }
+                m_StaticObjectsRef[i].Checked = true;
+            }
+            for (int i : m_DynamicObjIndices) {
+                //If we haven't tested against this object before, and the ray hits.
+                if (!m_DynamicObjectsRef[i].Checked &&
+                        Collision::RayVsAABB(ray, *m_DynamicObjectsRef[i].Box, dist)) {
+                    objectHitInfos.push_back({ i + (int)m_StaticObjIndices.size(), dist });
+                }
+                m_DynamicObjectsRef[i].Checked = true;
+            }
+            std::sort(objectHitInfos.begin(), objectHitInfos.end(), isFirstLower);
+            int startSize = (int)outObjects.size();
+            outObjects.resize(startSize + objectHitInfos.size());
+            for (int i = 0; i < objectHitInfos.size(); ++i) {
+                outObjects[startSize + i] = (objectHitInfos[i].Index < m_StaticObjIndices.size()) ?
+                    *static_cast<T*>(m_StaticObjectsRef[objectHitInfos[i].Index].Box.get()) :
+                    *static_cast<T*>(m_DynamicObjectsRef[objectHitInfos[i].Index - m_StaticObjIndices.size()].Box.get());
+            }
+        }
+    }
+}
+
+
 #endif

include/Engine/GUI/TextureFrame.h

@@ -3,6 +3,7 @@
 
 #include "Frame.h"
 #include "../Rendering/Texture.h"
+#include "../Rendering/Util/CommonFunctions.h"
 
 namespace GUI
 {
@@ -55,10 +56,10 @@ public:
 			return;
 		}
 
-		m_Texture = ResourceManager::Load<Texture>(resourceName);
+		m_Texture = CommonFunctions::LoadTexture(resourceName, false);
 		m_TextureName = resourceName;
 		if (m_Texture == nullptr) {
-			m_Texture = ResourceManager::Load<Texture>("Textures/Core/ErrorTexture.png");
+			m_Texture = CommonFunctions::LoadTexture("Textures/Core/ErrorTexture.png", false);
 		}
 
 		SizeToTexture();

include/Engine/Input/FirstPersonInputController.h

@@ -55,6 +55,7 @@ protected:
     //specialabilitys
     bool m_MovementKeyDown = false;
     bool m_SpecialAbilityKeyDown = false;
+    int m_NumberOfMovementKeysDown = 0;
 
     EventRelay<EventContext, Events::LockMouse> m_ELockMouse;
     bool OnLockMouse(const Events::LockMouse& e);
@@ -132,6 +133,7 @@ bool FirstPersonInputController<EventContext>::OnCommand(const Events::InputComm
         }
         //if value = 0 then you have just released this key
         if (e.Value != 0) {
+            m_NumberOfMovementKeysDown++;
             m_MovementKeyDown = true;
             //if you pressed the same key within m_AssaultDashDoubleTapSensitivityTimer then you have doubletapped it
             if (m_AssaultDashDoubleTapDeltaTime < m_AssaultDashDoubleTapSensitivityTimer && m_AssaultDashTapDirection == m_CurrentDirectionVector) {
@@ -139,10 +141,14 @@ bool FirstPersonInputController<EventContext>::OnCommand(const Events::InputComm
             }
         } else {
             //== 0
-            m_MovementKeyDown = false;
-            //you have just released the key, store what key it was and reset the doubletap-sensitivity-timer
-            m_AssaultDashTapDirection = m_CurrentDirectionVector;
-            m_AssaultDashDoubleTapDeltaTime = 0.f;
+            m_NumberOfMovementKeysDown--;
+            if (m_NumberOfMovementKeysDown == 0) {
+                m_MovementKeyDown = false;
+            }
+                //you have just released the key, store what key it was and reset the doubletap-sensitivity-timer
+                m_AssaultDashTapDirection = m_CurrentDirectionVector;
+                m_AssaultDashDoubleTapDeltaTime = 0.f;
+            
         }
     }
 
@@ -202,12 +208,6 @@ void FirstPersonInputController<EventContext>::AssaultDashCheck(double dt, bool
         m_AssaultDashCoolDownTimer = assaultDashCoolDownMaxTimer;
         m_AssaultDashDoubleTapped = true;
         m_AssaultDashDoubleTapDeltaTime = 0.f;
-        //moving to the side has priority
-        return;
-    }
-
-    //dashing with doubletap - check if doubletap to dash enabled
-    if (ResourceManager::Load<ConfigFile>("Input.ini")->Get<bool>("Keyboard.DoubleTapToDash", false)) {
         return;
     }
 
@@ -216,6 +216,11 @@ void FirstPersonInputController<EventContext>::AssaultDashCheck(double dt, bool
         m_AssaultDashDoubleTapped = false;
     }
 
+    //dashing with doubletap - check if doubletap to dash enabled
+    if (!ResourceManager::Load<ConfigFile>("Input.ini")->Get<bool>("Keyboard.DoubleTapToDash", false)) {
+        return;
+    }
+
     //check if we have received a valid doubletap
     if (!m_ValidDoubleTap) {
         return;

include/Engine/Rendering/Camera.h

@@ -33,6 +33,8 @@ public:
 	glm::mat4 ViewMatrix() const { return m_ViewMatrix; }
     void SetViewMatrix(glm::mat4 val);
 
+    glm::mat4 BillboardMatrix();
+
 	float AspectRatio() const { return m_AspectRatio; }
 	void SetAspectRatio(float val);
 

include/Engine/Rendering/DrawFinalPass.h

@@ -7,6 +7,7 @@
 #include "FrameBuffer.h"
 #include "ShaderProgram.h"
 #include "Util/UnorderedMapVec2.h"
+#include "Util/CommonFunctions.h"
 #include "Texture.h"
 
 class DrawFinalPass
@@ -35,6 +36,7 @@ private:
     void GenerateTexture(GLuint* texture, GLenum wrapping, GLenum filtering, glm::vec2 dimensions, GLint internalFormat, GLint format, GLenum type) const;
     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 DrawShieldToStencilBuffer(std::list<std::shared_ptr<RenderJob>>& jobs, RenderScene& scene);
     void DrawShieldedModelRenderQueue(std::list<std::shared_ptr<RenderJob>>& jobs, RenderScene& scene);
@@ -50,6 +52,7 @@ private:
     Texture* m_BlackTexture;
     Texture* m_NeutralNormalTexture;
     Texture* m_GreyTexture;
+    Texture* m_ErrorTexture;
 
     FrameBuffer m_FinalPassFrameBuffer;
     FrameBuffer m_FinalPassFrameBufferLowRes;
@@ -69,6 +72,7 @@ private:
     ShaderProgram* m_ForwardPlusProgram;
     ShaderProgram* m_ExplosionEffectProgram;
 	ShaderProgram* m_ExplosionEffectSplatMapProgram;
+    ShaderProgram* m_SpriteProgram;
 	ShaderProgram* m_ForwardPlusSplatMapProgram;
     ShaderProgram* m_ShieldToStencilProgram;
     ShaderProgram* m_FillDepthBufferProgram;

include/Engine/Rendering/Model.h

@@ -2,6 +2,7 @@
 #define Model_h__
 
 #include "Rendering/RawModelCustom.h"
+#include "Util/CommonFunctions.h"
 //#include "Rendering/RawModelAssimp.h"
 #include "../OpenGL.h"
 #include "Core/AABB.h"

include/Engine/Rendering/PNG.h

@@ -6,9 +6,10 @@
 #include <png.h>
 
 #include "../Common.h"
+#include "../Core/ResourceManager.h"
 #include "Image.h"
 
-class PNG : public Image
+class PNG : public Image, public Resource
 {
 public:
 	PNG(std::string path);

include/Engine/Rendering/RawModelCustom.h

@@ -50,7 +50,7 @@ public:
 	struct TextureProperties {
 		std::string TexturePath;
 		glm::vec2 UVRepeat;
-		std::shared_ptr<::Texture> Texture;	
+		Texture* Texture;	
 	};
 	
     struct MaterialBasic

include/Engine/Rendering/RenderQueue.h

@@ -15,6 +15,7 @@
 #include "PointLightJob.h"
 #include "DirectionalLightJob.h"
 #include "ExplosionEffectJob.h"
+#include "SpriteJob.h"
 
 struct RenderScene
 {
@@ -25,6 +26,7 @@ struct RenderScene
         std::list<std::shared_ptr<RenderJob>> OpaqueShieldedObjects;
         std::list<std::shared_ptr<RenderJob>> TransparentShieldedObjects;
         std::list<std::shared_ptr<RenderJob>> ShieldObjects;
+        std::list<std::shared_ptr<RenderJob>> SpriteJob;
         std::list<std::shared_ptr<RenderJob>> PointLight;
         std::list<std::shared_ptr<RenderJob>> Text;
         std::list<std::shared_ptr<RenderJob>> DirectionalLight;
@@ -41,7 +43,7 @@ struct RenderScene
         Jobs.OpaqueShieldedObjects.clear();
         Jobs.TransparentShieldedObjects.clear();
         Jobs.ShieldObjects.clear();
-        Jobs.Text.clear();
+        Jobs.SpriteJob.clear();
         Jobs.DirectionalLight.clear();
 	}
 };

include/Engine/Rendering/RenderSystem.h

@@ -18,6 +18,7 @@
 #include "../Core/EPlayerSpawned.h"
 #include "../Core/Octree.h"
 #include "../Collision/EntityAABB.h"
+#include "../Core/ConfigFile.h"
 
 class RenderSystem : public ImpureSystem
 {
@@ -47,6 +48,10 @@ private:
     void fillPointLights(std::list<std::shared_ptr<RenderJob>>& jobs, World* world);
     void fillDirectionalLights(std::list<std::shared_ptr<RenderJob>>& jobs, World* world);
     void fillLight(std::list<std::shared_ptr<RenderJob>>& jobs);
+    void fillSprites(std::list<std::shared_ptr<RenderJob>>& jobs, World* world);
+
+    bool isEntityVisible(EntityWrapper& entity);
+
     bool isChildOfACamera(EntityWrapper entity);
     bool isChildOfCurrentCamera(EntityWrapper entity);
 };

include/Engine/Rendering/Renderer.h

@@ -22,6 +22,7 @@
 #include "../Core/Transform.h"
 #include "imgui/imgui.h"
 #include "TextPass.h"
+#include "Util/CommonFunctions.h"
 
 class Renderer : public IRenderer
 {

include/Engine/Rendering/SpriteJob.h

@@ -0,0 +1,73 @@
+#ifndef SpriteJob_h__
+#define SpriteJob_h__
+
+#include <cstdint>
+
+#include "../Common.h"
+#include "../GLM.h"
+#include "../Core/ComponentWrapper.h"
+#include "Texture.h"
+#include "Model.h"
+#include "RenderJob.h"
+#include "../Core/ResourceManager.h"
+#include "Camera.h"
+#include "../Core/World.h"
+#include "../Core/Transform.h"
+#include "Skeleton.h"
+
+struct SpriteJob : RenderJob
+{
+    SpriteJob(ComponentWrapper cSprite, Camera* camera, glm::mat4 matrix, World* world, glm::vec4 fillColor, float fillPercentage, bool depthSorted)
+        : RenderJob()
+    {
+        Model = ResourceManager::Load<::Model>("Models/Core/UnitQuad.mesh");
+        ::RawModel::MaterialProperties matProp = Model->MaterialGroups().front();
+        TextureID = 0;
+
+        DiffuseTexture = CommonFunctions::LoadTexture(cSprite["DiffuseTexture"], true);
+
+        IncandescenceTexture = CommonFunctions::LoadTexture(cSprite["GlowMap"], true);
+
+        StartIndex = matProp.material->StartIndex;
+        EndIndex = matProp.material->EndIndex;
+        Matrix = matrix;
+        Color = cSprite["Color"];
+        Entity = cSprite.EntityID;
+        Position = Transform::AbsolutePosition(world, cSprite.EntityID);
+        Depth = 0;
+        if (depthSorted) {
+            glm::vec3 viewpos = glm::vec3(camera->ViewMatrix() * glm::vec4(Position, 1));
+            Depth = viewpos.z;
+        }
+        World = world;
+
+        FillColor = fillColor;
+        FillPercentage = fillPercentage;
+    };
+
+    unsigned int TextureID;
+
+    EntityID Entity;
+    glm::mat4 Matrix;
+    const Texture* DiffuseTexture;
+    const Texture* NormalTexture;
+    const Texture* SpecularTexture;
+    const Texture* IncandescenceTexture;
+    float Shininess = 0.f;
+    glm::vec4 Color;
+    glm::vec3 Position;
+    const ::Model* Model = nullptr;
+    unsigned int StartIndex = 0;
+    unsigned int EndIndex = 0;
+    World* World;
+
+    glm::vec4 FillColor = glm::vec4(0);
+    float FillPercentage = 0.0;
+
+    void CalculateHash() override
+    {
+        Hash = TextureID;
+    }
+};
+
+#endif

include/Engine/Rendering/Util/CommonFunctions.h

@@ -4,14 +4,11 @@
 #include "../../Common.h"
 #include "../../OpenGL.h"
 #include "../../GLM.h"
+#include "../Texture.h"
 
-class CommonFuntions
-{
-public:
-    CommonFuntions() = delete;
-
-private:
-
+namespace CommonFunctions
+{ 
+Texture* LoadTexture(std::string path, bool threaded);
 };
 
 #endif