Separated OpenGL specific code into its own "compilation unit"

CMakeLists.txt

@@ -2,7 +2,6 @@ cmake_minimum_required(VERSION 3.0)
 project(daydream)
 
 set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} ${CMAKE_CURRENT_SOURCE_DIR}/cmake)
-
 set(CMAKE_INCLUDE_PATH ${CMAKE_INCLUDE_PATH} "${PROJECT_SOURCE_DIR}/deps/include")
 
 
@@ -24,6 +23,10 @@ endif()
 
 set(BUILD_SHARED_LIBS FALSE)
 include_directories(${PROJECT_SOURCE_DIR}/include)
+# Compiling for OpenGL target
+include_directories(${PROJECT_SOURCE_DIR}/include/Rendering/OpenGL)
+# Compiling for DirectX target
+#include_directories(${PROJECT_SOURCE_DIR}/include/Rendering/DirectX)
 
 #set(GLEW_INCLUDE_DIR ${daydream_SOURCE_DIR}/libs/glew-1.11.0/include)
 #set(GLEW_LIBRARY ${daydream_SOURCE_DIR}/libs/glew-1.11.0/lib/Release/glew32.lib)

include/Core/BGFXRenderer.h

@@ -1,102 +0,0 @@
-#ifndef BGFXRenderer_h__
-#define BGFXRenderer_h__
-
-#include <bgfx.h>
-#include <bgfxplatform.h>
-
-#include "Util/Rectangle.h"
-#include "Core/Camera.h"
-#include "Core/RenderQueue.h"
-
-namespace dd
-{
-
-class BGFXRenderer
-{
-public:
-    GLFWwindow* Window() const { return m_Window; }
-    Rectangle Resolution() const { return m_Resolution; }
-    void SetResolution(const Rectangle& resolution) { m_Resolution = resolution; }
-    bool Fullscreen() { return m_Fullscreen; }
-    void SetFullscreen(bool fullscreen) { m_Fullscreen = fullscreen; }
-    bool VSYNC() const { return m_VSYNC; }
-    void SetVSYNC(bool vsync) { m_VSYNC = vsync; }
-    //void SetViewport(const Rectangle& viewport) { m_Viewport = viewport; }
-    //void SetScissor(const Rectangle& scissor) { m_Scissor = scissor; }
-    const dd::Camera* Camera() const { return m_Camera; }
-    void SetCamera(const dd::Camera* camera)
-    {
-        if (camera == nullptr) {
-            m_Camera = m_DefaultCamera.get();
-        } else {
-            m_Camera = camera;
-        }
-    }
-
-    void Initialize()
-    {
-        // Initialize GLFW
-        if (!glfwInit()) {
-            LOG_ERROR("GLFW: Initialization failed");
-            exit(EXIT_FAILURE);
-        }
-
-        // Create a window
-        GLFWmonitor* monitor = nullptr;
-        if (m_Fullscreen) {
-            monitor = glfwGetPrimaryMonitor();
-        }
-        glfwWindowHint(GLFW_SAMPLES, 8);
-        m_Window = glfwCreateWindow(m_Resolution.Width, m_Resolution.Height, "daydream", monitor, nullptr);
-        if (!m_Window) {
-            LOG_ERROR("GLFW: Failed to create window");
-            exit(EXIT_FAILURE);
-        }
-        //glfwMakeContextCurrent(m_Window);
-
-        // Initialize GLEW
-//        if (glewInit() != GLEW_OK) {
-//            LOG_ERROR("GLEW: Initialization failed");
-//            exit(EXIT_FAILURE);
-//        }
-        //LOG_ERROR("STUFF");
-
-        // Initialize bgfx
-        bgfx::glfwSetWindow(m_Window);
-        bgfx::init(bgfx::RendererType::OpenGL, BGFX_PCI_ID_NONE, 0, nullptr, nullptr);
-        bgfx::reset(m_Resolution.Width, m_Resolution.Height, BGFX_RESET_NONE);
-        bgfx::setDebug(BGFX_DEBUG_TEXT);
-        bgfx::setViewClear(0, BGFX_CLEAR_COLOR | BGFX_CLEAR_DEPTH, 0x303030ff, 1.0f, 0);
-
-        std::stringstream ss;
-        ss << bgfx::getRendererName(bgfx::getRendererType());
-#ifdef DEBUG
-        ss << " DEBUG";
-#endif
-        LOG_INFO(ss.str().c_str());
-        glfwSetWindowTitle(m_Window, ss.str().c_str());
-    }
-
-    void Draw(RenderQueueCollection& rq)
-    {
-        bgfx::touch(0);
-
-        bgfx::dbgTextClear();
-        bgfx::dbgTextPrintf(0, 1, 0x4f, "daydream");
-
-        bgfx::frame();
-    }
-
-private:
-    Rectangle m_Resolution = Rectangle(1280, 720);
-    bool m_Fullscreen = false;
-    bool m_VSYNC = false;
-    std::unique_ptr<dd::Camera> m_DefaultCamera = nullptr;
-    const dd::Camera* m_Camera = nullptr;
-
-    GLFWwindow* m_Window = nullptr;
-};
-
-}
-
-#endif

include/Core/Engine.h

@@ -21,12 +21,12 @@
 #include <Sound/CCollisionSound.h>
 
 #include "ResourceManager.h"
-#include "OBJ.h"
-#include "Model.h"
-#include "Texture.h"
+#include "Rendering/OBJ.h"
+#include "Rendering/Model.h"
+#include "Rendering/Texture.h"
 #include "EventBroker.h"
-#include "RenderQueue.h"
-#include "Renderer.h"
+#include "Rendering/RenderQueue.h"
+#include "Rendering/Renderer.h"
 #include "InputManager.h"
 //TODO: Remove includes that are only here for the temporary draw solution.
 #include "World.h"

include/Core/RenderQueue.h

@@ -23,8 +23,8 @@
 #include <forward_list>
 
 #include "Core/Util/Rectangle.h"
-#include "Core/Texture.h"
-#include "Core/Model.h"
+#include "Rendering/Texture.h"
+#include "Rendering/Model.h"
 
 namespace dd
 {
@@ -78,20 +78,6 @@ struct ModelJob : RenderJob
 	}
 };
 
-struct BlendMapModelJob : ModelJob
-{
-	GLuint BlendMapTextureRed;
-	GLuint BlendMapTextureRedNormal;
-	GLuint BlendMapTextureRedSpecular;
-	GLuint BlendMapTextureGreen;
-	GLuint BlendMapTextureGreenNormal;
-	GLuint BlendMapTextureGreenSpecular;
-	GLuint BlendMapTextureBlue;
-	GLuint BlendMapTextureBlueNormal;
-	GLuint BlendMapTextureBlueSpecular;
-	float TextureRepeat;
-};
-
 struct SpriteJob : RenderJob
 {
 	unsigned int ShaderID;

include/GUI/Frame.h

@@ -9,9 +9,9 @@
 #include "Core/EKeyDown.h"
 #include "Core/EKeyUp.h"
 #include "Core/ResourceManager.h"
-#include "Core/Renderer.h"
-#include "Core/RenderQueue.h"
-#include "Core/Texture.h"
+#include "Rendering/Renderer.h"
+#include "Rendering/RenderQueue.h"
+#include "Rendering/Texture.h"
 #include "Input/EInputCommand.h"
 
 namespace dd

include/GUI/TextureFrame.h

@@ -2,7 +2,7 @@
 #define GUI_TextureFrame_h__
 
 #include "GUI/Frame.h"
-#include "Core/Texture.h"
+#include "Rendering/Texture.h"
 
 namespace dd
 {

include/Rendering/CPointLight.h

@@ -20,7 +20,7 @@
 #define Components_PointLight_h__
 
 #include "Core/Component.h"
-#include "Core/Color.h"
+#include "Rendering/Color.h"
 
 namespace dd
 {

include/Rendering/OBJ.h

@@ -30,7 +30,7 @@
 #include <boost/filesystem/path.hpp>
 #include <boost/program_options.hpp>
 
-#include "ResourceManager.h"
+#include "Core/ResourceManager.h"
 
 namespace dd
 {

include/Rendering/OpenGL/Rendering/Model.h

@@ -34,8 +34,8 @@
 #include <boost/filesystem/path.hpp>
 
 #include "Core/ResourceManager.h"
-#include "Core/Texture.h"
-#include "Core/Skeleton.h"
+#include "Rendering/Texture.h"
+#include "Rendering/Skeleton.h"
 
 namespace dd
 {

include/Rendering/OpenGL/Rendering/Renderer.h

@@ -19,16 +19,16 @@
 #ifndef DD_RENDERER_H__
 #define DD_RENDERER_H__
 
-#include "Util/Rectangle.h"
+#include "Core/Util/Rectangle.h"
+#include "Rendering/Camera.h"
+#include "Rendering/RenderQueue.h"
+#include "Rendering/ShaderProgram.h"
 #include "Core/System.h"
 #include "Core/CTransform.h"
 #include "Core/CTemplate.h"
 #include "Core/EventBroker.h"
 #include "Core/World.h"
 #include "Game/EScreenShake.h"
-#include "Camera.h"
-#include "RenderQueue.h"
-#include "ShaderProgram.h"
 
 namespace dd
 {

include/Rendering/OpenGL/Rendering/ShaderProgram.h

@@ -27,7 +27,7 @@
 #include <boost/filesystem.hpp>
 #include <boost/filesystem/path.hpp>
 
-#include "ResourceManager.h"
+#include "Core/ResourceManager.h"
 
 namespace dd
 {

include/Rendering/OpenGL/Rendering/Texture.h

@@ -23,8 +23,8 @@
 #include <unordered_map>
 #include <cstdio>
 
-#include "ResourceManager.h"
-#include "PNG.h"
+#include "Core/ResourceManager.h"
+#include "Rendering/PNG.h"
 
 namespace dd
 {

include/Rendering/RenderQueue.h

@@ -0,0 +1,210 @@
+/*
+	This file is part of Daydream Engine.
+	Copyright 2014 Adam Byléhn, Tobias Dahl, Simon Holmberg, Viktor Ljung
+	
+	Daydream Engine is free software: you can redistribute it and/or modify
+	it under the terms of the GNU Lesser General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+	
+	Daydream Engine is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU Lesser General Public License for more details.
+	
+	You should have received a copy of the GNU Lesser General Public License
+	along with Daydream Engine.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef RenderQueue_h__
+#define RenderQueue_h__
+
+#include <cstdint>
+#include <forward_list>
+
+#include "Core/Util/Rectangle.h"
+#include "Rendering/Texture.h"
+#include "Rendering/Model.h"
+
+namespace dd
+{
+
+class RenderQueue;
+
+struct RenderJob
+{
+	friend class RenderQueue;
+
+	float Depth;
+
+protected:
+	uint64_t Hash;
+
+	virtual void CalculateHash() = 0;
+
+	bool operator<(const RenderJob& rhs)
+	{
+		return this->Hash < rhs.Hash;
+	}
+};
+
+struct ModelJob : RenderJob
+{
+	unsigned int ShaderID;
+	unsigned int TextureID;
+
+	glm::mat4 ProjectionMatrix;
+	glm::mat4 ViewMatrix;
+	glm::mat4 ModelMatrix;
+	GLuint DiffuseTexture;
+	GLuint NormalTexture;
+	GLuint SpecularTexture;
+	float Shininess;
+	glm::vec4 Color;
+	GLuint VAO;
+	GLuint ElementBuffer;
+	unsigned int StartIndex;
+	unsigned int EndIndex;
+
+	void CalculateHash() override
+	{
+		Hash = TextureID;
+	}
+};
+
+struct BlendMapModelJob : ModelJob
+{
+	GLuint BlendMapTextureRed;
+	GLuint BlendMapTextureRedNormal;
+	GLuint BlendMapTextureRedSpecular;
+	GLuint BlendMapTextureGreen;
+	GLuint BlendMapTextureGreenNormal;
+	GLuint BlendMapTextureGreenSpecular;
+	GLuint BlendMapTextureBlue;
+	GLuint BlendMapTextureBlueNormal;
+	GLuint BlendMapTextureBlueSpecular;
+	float TextureRepeat;
+};
+
+struct SpriteJob : RenderJob
+{
+	unsigned int ShaderID;
+	unsigned int TextureID;
+
+	glm::mat4 ProjectionMatrix;
+	glm::mat4 ViewMatrix;
+	glm::mat4 ModelMatrix;
+	GLuint DiffuseTexture;
+	GLuint NormalTexture;
+	GLuint SpecularTexture;
+	glm::vec4 Color;
+
+	void CalculateHash() override
+	{
+		Hash = TextureID;
+	}
+};
+
+struct PointLightJob : RenderJob
+{
+	glm::vec3 Position;
+	glm::vec3 SpecularColor = glm::vec3(1, 1, 1);
+	glm::vec3 DiffuseColor = glm::vec3(1, 1, 1);
+	float Radius = 1.f;
+
+	void CalculateHash() override
+	{
+		Hash = 0;
+	}
+};
+
+struct FrameJob : SpriteJob
+{
+	Rectangle Scissor;
+	Rectangle Viewport;
+	std::string Name;
+
+	void CalculateHash() override
+	{
+		Hash = 0;
+	}
+};
+
+struct WaterParticleJob : RenderJob
+{
+	glm::vec3 Position;
+	glm::vec4 Color;
+	glm::mat4 ModelMatrix;
+
+	void CalculateHash() override
+	{
+		Hash = 0;
+	}
+};
+
+class RenderQueue
+{
+public:
+	template <typename T>
+	void Add(T &job)
+	{
+		job.CalculateHash();
+		Jobs.push_back(std::shared_ptr<T>(new T(job)));
+		m_Size++;
+	}
+
+	void Sort()
+	{
+		Jobs.sort();
+	}
+
+	void Clear()
+	{
+		Jobs.clear();
+		m_Size = 0;
+	}
+
+	int Size() const { return m_Size; }
+	std::list<std::shared_ptr<RenderJob>>::const_iterator begin()
+	{
+		return Jobs.begin();
+	}
+
+	std::list<std::shared_ptr<RenderJob>>::const_iterator end()
+	{
+		return Jobs.end();
+	}
+
+	std::list<std::shared_ptr<RenderJob>> Jobs;
+
+private:
+	int m_Size = 0;
+};
+
+struct RenderQueueCollection
+{
+	RenderQueue Deferred;
+	RenderQueue Forward;
+	RenderQueue Lights;
+	RenderQueue GUI;
+
+	void Clear()
+	{
+		Deferred.Clear();
+		Forward.Clear();
+		Lights.Clear();
+		GUI.Clear();
+	}
+
+	void Sort()
+	{
+		Deferred.Sort();
+		Forward.Sort();
+		Lights.Sort();
+		GUI.Sort();
+	}
+};
+
+}
+
+#endif // RenderQueue_h__

src/game/CMakeLists.txt

@@ -53,6 +53,16 @@ file(GLOB SOURCE_FILES_Rendering
     "Rendering/*.cpp"
 )
 source_group(Rendering FILES ${SOURCE_FILES_Rendering})
+file(GLOB SOURCE_FILES_Rendering_OpenGL
+    "${INCLUDE_PATH}/Rendering/OpenGL/Rendering/*.h"
+    "Rendering/OpenGL/*.cpp"
+)
+source_group(Rendering\\OpenGL FILES ${SOURCE_FILES_Rendering_OpenGL})
+file(GLOB SOURCE_FILES_Rendering_DirectX
+    "${INCLUDE_PATH}/Rendering/DirectX/Rendering/*.h"
+    "Rendering/DirectX/*.cpp"
+)
+source_group(Rendering\\DirectX FILES ${SOURCE_FILES_Rendering_DirectX})
 
 file(GLOB SOURCE_FILES_Transform
     "${INCLUDE_PATH}/Transform/*.h"
@@ -61,8 +71,8 @@ file(GLOB SOURCE_FILES_Transform
 source_group(Transform FILES ${SOURCE_FILES_Transform})
 
 file(GLOB SOURCE_FILES_Physics
-        "${INCLUDE_PATH}/Physics/*.h"
-        "Physics/*.cpp"
+    "${INCLUDE_PATH}/Physics/*.h"
+    "Physics/*.cpp"
 )
 source_group(Physics FILES ${SOURCE_FILES_Physics})
 
@@ -94,6 +104,8 @@ set(SOURCE_FILES
     ${SOURCE_FILES_Core_Util}
     ${SOURCE_FILES_Input}
     ${SOURCE_FILES_Rendering}
+    ${SOURCE_FILES_Rendering_OpenGL}
+    ${SOURCE_FILES_Rendering_DirectX}
     ${SOURCE_FILES_Transform}
     ${SOURCE_FILES_Physics}
     ${SOURCE_FILES_Game}

src/game/Core/BGFXRenderer.cpp

@@ -1,3 +0,0 @@
-#include "PrecompiledHeader.h"
-#include "Core/BGFXRenderer.h"
-

src/game/Rendering/Camera.cpp

@@ -17,7 +17,7 @@
 */
 
 #include "PrecompiledHeader.h"
-#include "Core/Camera.h"
+#include "Rendering/Camera.h"
 
 dd::Camera::Camera(float aspectRatio, float yFOV, float nearClip, float farClip)
 {

src/game/Rendering/OBJ.cpp

@@ -17,7 +17,7 @@
 */
 
 #include "PrecompiledHeader.h"
-#include "Core/OBJ.h"
+#include "Rendering/OBJ.h"
 
 bool dd::OBJ::LoadFromFile(std::string filename)
 {

src/game/Rendering/OpenGL/Model.cpp

@@ -17,7 +17,7 @@
 */
 
 #include "PrecompiledHeader.h"
-#include "Core/Model.h"
+#include "Rendering/Model.h"
 
 dd::Model::Model(std::string fileName)
 {

src/game/Rendering/OpenGL/Renderer.cpp

@@ -17,7 +17,7 @@
 */
 
 #include "PrecompiledHeader.h"
-#include "Core/Renderer.h"
+#include "Rendering/Renderer.h"
 
 void dd::Renderer::Initialize()
 {

src/game/Rendering/OpenGL/ShaderProgram.cpp

@@ -17,7 +17,7 @@
 */
 
 #include "PrecompiledHeader.h"
-#include "Core/ShaderProgram.h"
+#include "Rendering/ShaderProgram.h"
 
 void dd::Shader::Compile()
 {

src/game/Rendering/OpenGL/Texture.cpp

@@ -17,7 +17,7 @@
 */
 
 #include "PrecompiledHeader.h"
-#include "Core/Texture.h"
+#include "Rendering/Texture.h"
 
 dd::Texture::Texture(std::string path)
 {

src/game/Rendering/PNG.cpp

@@ -17,7 +17,7 @@
 */
 
 #include "PrecompiledHeader.h"
-#include "Core/PNG.h"
+#include "Rendering/PNG.h"
 
 dd::PNG::PNG(std::string path)
 {

src/game/Rendering/Skeleton.cpp

@@ -17,7 +17,7 @@
 */
 
 #include "PrecompiledHeader.h"
-#include "Core/Skeleton.h"
+#include "Rendering/Skeleton.h"
 
 int dd::Skeleton::CreateBone(int ID, int parentID, std::string name, glm::mat4 offsetMatrix)
 {