Added GenerateTexture, GenerateMipMapTexture and DeleteTexture to CommonFunctions

include/Engine/Rendering/DrawBloomPass.h

@@ -39,8 +39,6 @@ public:
 
 
 private:
-    void GenerateTexture(GLuint* texture, GLenum wrapping, GLenum filtering, glm::vec2 dimensions, GLint internalFormat, GLint format, GLenum type);
-
     Texture* m_BlackTexture;
     Model* m_ScreenQuad;
 

include/Engine/Rendering/DrawFinalPass.h

@@ -35,9 +35,6 @@ public:
     FrameBuffer* FinalPassFrameBufferLowRes() { return &m_FinalPassFrameBufferLowRes; }
 
 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);

include/Engine/Rendering/FrameBuffer.h

@@ -33,6 +33,15 @@ public:
     ~Texture2D();
 };
 
+class Texture2DMultiSample : public ResourceType<GL_TEXTURE_2D_MULTISAMPLE>
+{
+public:
+	Texture2DMultiSample(GLuint* resourceHandle, GLenum attachment)
+		: ResourceType(resourceHandle, attachment) { };
+
+	~Texture2DMultiSample();
+};
+
 class RenderBuffer : public ResourceType<GL_RENDERBUFFER>
 {
 public:

include/Engine/Rendering/IRenderer.h

@@ -11,6 +11,7 @@
 #include "RenderQueue.h"
 #include "Model.h"
 #include "../Core/World.h" //So temp
+#include "Util/CommonFunctions.h"
 
 
 struct PickData

include/Engine/Rendering/SSAOPass.h

@@ -46,8 +46,6 @@ private:
 	void InitializeShaderProgram();
 	void InitializeBuffer();
 
-	void GenerateTexture(GLuint* texture, GLenum wrapping, GLenum filtering, glm::vec2 dimensions, GLint internalFormat, GLint format, GLenum type);
-
 	//void blurHorizontal(GLuint depthBuffer);
 	//void blurVertical(GLuint depthBuffer);
 

include/Engine/Rendering/Util/CommonFunctions.h

@@ -9,6 +9,9 @@
 namespace CommonFunctions
 { 
 Texture* LoadTexture(std::string path, bool threaded);
+void GenerateTexture(GLuint* texture, GLenum wrapping, GLenum filtering, glm::vec2 dimensions, GLint internalFormat, GLint format, GLenum type);
+void GenerateMipMapTexture(GLuint* texture, GLenum wrapping, glm::vec2 dimensions, GLint format, GLenum type, GLint numMipMaps);
+void DeleteTexture(GLuint* texture);
 };
 
 #endif

src/Engine/Rendering/DrawBloomPass.cpp

@@ -24,8 +24,8 @@ void DrawBloomPass::ChangeQuality(int quality)
 	m_ScreenQuad = ResourceManager::Load<Model>("Models/Core/ScreenQuad.mesh");
 
 	if (m_Quality == 0) {
-		glDeleteTextures(1, &m_GaussianTexture_horiz);
+		CommonFunctions::DeleteTexture(&m_GaussianTexture_horiz);
-		glDeleteTextures(1, &m_GaussianTexture_vert);
+		CommonFunctions::DeleteTexture(&m_GaussianTexture_vert);
 		m_GaussianTexture_horiz = 0;
 		m_GaussianTexture_vert = 0;
 		return;
@@ -59,14 +59,14 @@ void DrawBloomPass::InitializeShaderPrograms()
 
 void DrawBloomPass::InitializeBuffers()
 {
-    GenerateTexture(&m_GaussianTexture_horiz, GL_CLAMP_TO_EDGE, GL_LINEAR, glm::vec2(m_Renderer->GetViewportSize().Width, m_Renderer->GetViewportSize().Height), GL_RGB16F, GL_RGB, GL_FLOAT);
+    CommonFunctions::GenerateTexture(&m_GaussianTexture_horiz, GL_CLAMP_TO_EDGE, GL_LINEAR, glm::vec2(m_Renderer->GetViewportSize().Width, m_Renderer->GetViewportSize().Height), GL_RGB16F, GL_RGB, GL_FLOAT);
 
 	if (m_GaussianFrameBuffer_horiz.GetHandle() == 0) {
 		m_GaussianFrameBuffer_horiz.AddResource(std::shared_ptr<BufferResource>(new Texture2D(&m_GaussianTexture_horiz, GL_COLOR_ATTACHMENT0)));
 	}
 	m_GaussianFrameBuffer_horiz.Generate();
 
-    GenerateTexture(&m_GaussianTexture_vert, GL_CLAMP_TO_EDGE, GL_LINEAR, glm::vec2(m_Renderer->GetViewportSize().Width, m_Renderer->GetViewportSize().Height), GL_RGB16F, GL_RGB, GL_FLOAT);
+    CommonFunctions::GenerateTexture(&m_GaussianTexture_vert, GL_CLAMP_TO_EDGE, GL_LINEAR, glm::vec2(m_Renderer->GetViewportSize().Width, m_Renderer->GetViewportSize().Height), GL_RGB16F, GL_RGB, GL_FLOAT);
 	if (m_GaussianFrameBuffer_vert.GetHandle() == 0) {
 		m_GaussianFrameBuffer_vert.AddResource(std::shared_ptr<BufferResource>(new Texture2D(&m_GaussianTexture_vert, GL_COLOR_ATTACHMENT0)));
 	}
@@ -163,21 +163,8 @@ void DrawBloomPass::OnWindowResize()
 	if (m_Quality == 0) {
 		return;
 	}
-    GenerateTexture(&m_GaussianTexture_vert, GL_CLAMP_TO_EDGE, GL_LINEAR, glm::vec2(m_Renderer->GetViewportSize().Width, m_Renderer->GetViewportSize().Height), GL_RGB16F, GL_RGB, GL_FLOAT);
+    CommonFunctions::GenerateTexture(&m_GaussianTexture_vert, GL_CLAMP_TO_EDGE, GL_LINEAR, glm::vec2(m_Renderer->GetViewportSize().Width, m_Renderer->GetViewportSize().Height), GL_RGB16F, GL_RGB, GL_FLOAT);
     m_GaussianFrameBuffer_vert.Generate();
-    GenerateTexture(&m_GaussianTexture_horiz, GL_CLAMP_TO_EDGE, GL_LINEAR, glm::vec2(m_Renderer->GetViewportSize().Width, m_Renderer->GetViewportSize().Height), GL_RGB16F, GL_RGB, GL_FLOAT);
+    CommonFunctions::GenerateTexture(&m_GaussianTexture_horiz, GL_CLAMP_TO_EDGE, GL_LINEAR, glm::vec2(m_Renderer->GetViewportSize().Width, m_Renderer->GetViewportSize().Height), GL_RGB16F, GL_RGB, GL_FLOAT);
     m_GaussianFrameBuffer_horiz.Generate();
 }
-
-void DrawBloomPass::GenerateTexture(GLuint* texture, GLenum wrapping, GLenum filtering, glm::vec2 dimensions, GLint internalFormat, GLint format, GLenum type)
-{
-	glDeleteTextures(1, texture);
-    glGenTextures(1, texture);
-    glBindTexture(GL_TEXTURE_2D, *texture);
-    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, wrapping);
-    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, wrapping);
-    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, filtering);
-    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, filtering);
-    glTexImage2D(GL_TEXTURE_2D, 0, internalFormat, dimensions.x, dimensions.y, 0, format, type, nullptr);//TODO: Renderer: Fix the precision and Resolution
-    GLERROR("Texture initialization failed");
-}

src/Engine/Rendering/DrawFinalPass.cpp

@@ -29,9 +29,9 @@ void DrawFinalPass::InitializeFrameBuffers()
     GLERROR("RenderBuffer generation");
 
 
-    GenerateTexture(&m_SceneTexture, GL_CLAMP_TO_EDGE, GL_LINEAR, glm::vec2(m_Renderer->GetViewportSize().Width, m_Renderer->GetViewportSize().Height), GL_RGB16F, GL_RGB, GL_FLOAT);
+	CommonFunctions::GenerateTexture(&m_SceneTexture, GL_CLAMP_TO_EDGE, GL_LINEAR, glm::vec2(m_Renderer->GetViewportSize().Width, m_Renderer->GetViewportSize().Height), GL_RGB16F, GL_RGB, GL_FLOAT);
     //GenerateTexture(&m_BloomTexture, GL_CLAMP_TO_EDGE, GL_LINEAR, glm::vec2(m_Renderer->GetViewPortSize().Width, m_Renderer->GetViewPortSize().Height), GL_RGB16F, GL_RGB, GL_FLOAT);
-    GenerateTexture(&m_BloomTexture, GL_CLAMP_TO_EDGE, GL_LINEAR, glm::vec2(m_Renderer->GetViewportSize().Width, m_Renderer->GetViewportSize().Height), GL_RGB16F, GL_RGB, GL_FLOAT);
+	CommonFunctions::GenerateTexture(&m_BloomTexture, GL_CLAMP_TO_EDGE, GL_LINEAR, glm::vec2(m_Renderer->GetViewportSize().Width, m_Renderer->GetViewportSize().Height), GL_RGB16F, GL_RGB, GL_FLOAT);
     //GenerateMipMapTexture(&m_BloomTexture, GL_CLAMP_TO_EDGE, glm::vec2(m_Renderer->GetViewPortSize().Width, m_Renderer->GetViewPortSize().Height), GL_RGB16F, GL_FLOAT, 4);
     //GenerateTexture(&m_StencilTexture, GL_CLAMP_TO_EDGE, GL_LINEAR, glm::vec2(m_Renderer->GetViewportSize().Width, m_Renderer->GetViewportSize().Height), GL_STENCIL, GL_STENCIL_INDEX8, GL_INT);
 
@@ -47,9 +47,9 @@ void DrawFinalPass::InitializeFrameBuffers()
     glRenderbufferStorage(GL_RENDERBUFFER, GL_DEPTH24_STENCIL8, (int)(m_Renderer->GetViewportSize().Width/m_ShieldPixelRate), (int)(m_Renderer->GetViewportSize().Height/m_ShieldPixelRate));
     GLERROR("RenderBufferLowRes generation");
 
-    GenerateTexture(&m_SceneTextureLowRes, GL_CLAMP_TO_EDGE, GL_NEAREST, glm::vec2((int)(m_Renderer->GetViewportSize().Width/m_ShieldPixelRate), (int)(m_Renderer->GetViewportSize().Height/m_ShieldPixelRate)), GL_RGB16F, GL_RGB, GL_FLOAT);
+	CommonFunctions::GenerateTexture(&m_SceneTextureLowRes, GL_CLAMP_TO_EDGE, GL_NEAREST, glm::vec2((int)(m_Renderer->GetViewportSize().Width/m_ShieldPixelRate), (int)(m_Renderer->GetViewportSize().Height/m_ShieldPixelRate)), GL_RGB16F, GL_RGB, GL_FLOAT);
     //GenerateTexture(&m_BloomTexture, GL_CLAMP_TO_EDGE, GL_LINEAR, glm::vec2(m_Renderer->GetViewPortSize().Width, m_Renderer->GetViewPortSize().Height), GL_RGB16F, GL_RGB, GL_FLOAT);
-    GenerateTexture(&m_BloomTextureLowRes, GL_CLAMP_TO_EDGE, GL_NEAREST, glm::vec2((int)(m_Renderer->GetViewportSize().Width/m_ShieldPixelRate), (int)(m_Renderer->GetViewportSize().Height/m_ShieldPixelRate)), GL_RGB16F, GL_RGB, GL_FLOAT);
+	CommonFunctions::GenerateTexture(&m_BloomTextureLowRes, GL_CLAMP_TO_EDGE, GL_NEAREST, glm::vec2((int)(m_Renderer->GetViewportSize().Width/m_ShieldPixelRate), (int)(m_Renderer->GetViewportSize().Height/m_ShieldPixelRate)), GL_RGB16F, GL_RGB, GL_FLOAT);
     //GenerateMipMapTexture(&m_BloomTexture, GL_CLAMP_TO_EDGE, glm::vec2(m_Renderer->GetViewPortSize().Width, m_Renderer->GetViewPortSize().Height), GL_RGB16F, GL_FLOAT, 4);
     //GenerateTexture(&m_StencilTexture, GL_CLAMP_TO_EDGE, GL_LINEAR, glm::vec2(m_Renderer->GetViewportSize().Width, m_Renderer->GetViewportSize().Height), GL_STENCIL, GL_STENCIL_INDEX8, GL_INT);
 
@@ -300,46 +300,20 @@ void DrawFinalPass::OnWindowResize()
     glBindRenderbuffer(GL_RENDERBUFFER, m_DepthBuffer);
     glRenderbufferStorage(GL_RENDERBUFFER, GL_DEPTH24_STENCIL8, m_Renderer->GetViewportSize().Width, m_Renderer->GetViewportSize().Height);
 
-    GenerateTexture(&m_SceneTexture, GL_CLAMP_TO_EDGE, GL_LINEAR, glm::vec2(m_Renderer->GetViewportSize().Width, m_Renderer->GetViewportSize().Height), GL_RGB16F, GL_RGB, GL_FLOAT);
+    CommonFunctions::GenerateTexture(&m_SceneTexture, GL_CLAMP_TO_EDGE, GL_LINEAR, glm::vec2(m_Renderer->GetViewportSize().Width, m_Renderer->GetViewportSize().Height), GL_RGB16F, GL_RGB, GL_FLOAT);
-    GenerateTexture(&m_BloomTexture, GL_CLAMP_TO_EDGE, GL_LINEAR, glm::vec2(m_Renderer->GetViewportSize().Width, m_Renderer->GetViewportSize().Height), GL_RGB16F, GL_RGB, GL_FLOAT);
+	CommonFunctions::GenerateTexture(&m_BloomTexture, GL_CLAMP_TO_EDGE, GL_LINEAR, glm::vec2(m_Renderer->GetViewportSize().Width, m_Renderer->GetViewportSize().Height), GL_RGB16F, GL_RGB, GL_FLOAT);
     m_FinalPassFrameBuffer.Generate();
 
 
     glBindRenderbuffer(GL_RENDERBUFFER, m_DepthBufferLowRes);
     glRenderbufferStorage(GL_RENDERBUFFER, GL_DEPTH24_STENCIL8, (int)(m_Renderer->GetViewportSize().Width/m_ShieldPixelRate), (int)(m_Renderer->GetViewportSize().Height/m_ShieldPixelRate));
 
-    GenerateTexture(&m_SceneTextureLowRes, GL_CLAMP_TO_EDGE, GL_NEAREST, glm::vec2((int)(m_Renderer->GetViewportSize().Width/m_ShieldPixelRate), (int)(m_Renderer->GetViewportSize().Height/m_ShieldPixelRate)), GL_RGB16F, GL_RGB, GL_FLOAT);
+	CommonFunctions::GenerateTexture(&m_SceneTextureLowRes, GL_CLAMP_TO_EDGE, GL_NEAREST, glm::vec2((int)(m_Renderer->GetViewportSize().Width/m_ShieldPixelRate), (int)(m_Renderer->GetViewportSize().Height/m_ShieldPixelRate)), GL_RGB16F, GL_RGB, GL_FLOAT);
-    GenerateTexture(&m_BloomTextureLowRes, GL_CLAMP_TO_EDGE, GL_NEAREST, glm::vec2((int)(m_Renderer->GetViewportSize().Width/m_ShieldPixelRate), (int)(m_Renderer->GetViewportSize().Height/m_ShieldPixelRate)), GL_RGB16F, GL_RGB, GL_FLOAT);
+	CommonFunctions::GenerateTexture(&m_BloomTextureLowRes, GL_CLAMP_TO_EDGE, GL_NEAREST, glm::vec2((int)(m_Renderer->GetViewportSize().Width/m_ShieldPixelRate), (int)(m_Renderer->GetViewportSize().Height/m_ShieldPixelRate)), GL_RGB16F, GL_RGB, GL_FLOAT);
     m_FinalPassFrameBufferLowRes.Generate();
     GLERROR("Error changing texture resolutions");
 }
 
-void DrawFinalPass::GenerateTexture(GLuint* texture, GLenum wrapping, GLenum filtering, glm::vec2 dimensions, GLint internalFormat, GLint format, GLenum type) const
-{
-    glGenTextures(1, texture);
-    glBindTexture(GL_TEXTURE_2D, *texture);
-    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, wrapping);
-    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, wrapping);
-    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, filtering);
-    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, filtering);
-    glTexImage2D(GL_TEXTURE_2D, 0, internalFormat, dimensions.x, dimensions.y, 0, format, type, nullptr);//TODO: Renderer: Fix the precision and Resolution
-    GLERROR("Texture initialization failed");
-}
-
-void DrawFinalPass::GenerateMipMapTexture(GLuint* texture, GLenum wrapping, glm::vec2 dimensions, GLint format, GLenum type, GLint numMipMaps) const
-{
-    glGenTextures(1, texture);
-    glBindTexture(GL_TEXTURE_2D, *texture);
-    glTexStorage2D(GL_TEXTURE_2D, numMipMaps, GL_RGBA8, dimensions.x, dimensions.y);
-    glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, dimensions.x, dimensions.y, format, type, texture);
-    glGenerateMipmap(GL_TEXTURE_2D);
-    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, wrapping);
-    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, wrapping);
-    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
-    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_LINEAR);
-    GLERROR("MipMap Texture initialization failed");
-}
-
 void DrawFinalPass::DrawModelRenderQueues(std::list<std::shared_ptr<RenderJob>>& jobs, RenderScene& scene)
 {
     GLuint forwardHandle = m_ForwardPlusProgram->GetHandle();

src/Engine/Rendering/FrameBuffer.cpp

@@ -16,6 +16,12 @@ Texture2D::~Texture2D()
     }
 }
 
+Texture2DMultiSample::~Texture2DMultiSample()
+{
+	if (m_ResourceHandle != 0) {
+		glDeleteTextures(1, m_ResourceHandle);
+	}
+}
 
 RenderBuffer::~RenderBuffer()
 {

src/Engine/Rendering/SSAOPass.cpp

@@ -19,14 +19,10 @@ void SSAOPass::ChangeQuality(int quality)
 	m_Quality = quality;
 
 	if (m_Quality == 0) {	
-		glDeleteTextures(1, &m_SSAOTexture);
+		CommonFunctions::DeleteTexture(&m_SSAOTexture);
-		glDeleteTextures(1, &m_SSAOViewSpaceZTexture);
+		CommonFunctions::DeleteTexture(&m_SSAOViewSpaceZTexture);
-		glDeleteTextures(1, &m_Gaussian_horiz);
+		CommonFunctions::DeleteTexture(&m_Gaussian_horiz);
-		glDeleteTextures(1, &m_Gaussian_vert);
+		CommonFunctions::DeleteTexture(&m_Gaussian_vert);
-		m_SSAOTexture = 0;
-		m_SSAOViewSpaceZTexture = 0;
-		m_Gaussian_horiz = 0;
-		m_Gaussian_vert = 0;
 		return;
 	}
 
@@ -89,11 +85,11 @@ void SSAOPass::InitializeShaderProgram()
 }
 
 void SSAOPass::InitializeTexture() {
-	GenerateTexture(&m_SSAOTexture, GL_CLAMP_TO_EDGE, GL_LINEAR, glm::vec2(m_Renderer->GetViewportSize().Width >> m_TextureQuality, m_Renderer->GetViewportSize().Height >> m_TextureQuality), GL_R8, GL_RED, GL_FLOAT);
+	CommonFunctions::GenerateTexture(&m_SSAOTexture, GL_CLAMP_TO_EDGE, GL_LINEAR, glm::vec2(m_Renderer->GetViewportSize().Width >> m_TextureQuality, m_Renderer->GetViewportSize().Height >> m_TextureQuality), GL_R8, GL_RED, GL_FLOAT);
-	GenerateTexture(&m_SSAOViewSpaceZTexture, GL_CLAMP_TO_EDGE, GL_LINEAR, glm::vec2(m_Renderer->GetViewportSize().Width >> m_TextureQuality, m_Renderer->GetViewportSize().Height >> m_TextureQuality), GL_R32F, GL_RED, GL_FLOAT);
+	CommonFunctions::GenerateTexture(&m_SSAOViewSpaceZTexture, GL_CLAMP_TO_EDGE, GL_LINEAR, glm::vec2(m_Renderer->GetViewportSize().Width >> m_TextureQuality, m_Renderer->GetViewportSize().Height >> m_TextureQuality), GL_R32F, GL_RED, GL_FLOAT);
 
-	GenerateTexture(&m_Gaussian_horiz, GL_CLAMP_TO_EDGE, GL_LINEAR, glm::vec2(m_Renderer->GetViewportSize().Width >> m_TextureQuality, m_Renderer->GetViewportSize().Height >> m_TextureQuality), GL_R8, GL_RGB, GL_FLOAT);
+	CommonFunctions::GenerateTexture(&m_Gaussian_horiz, GL_CLAMP_TO_EDGE, GL_LINEAR, glm::vec2(m_Renderer->GetViewportSize().Width >> m_TextureQuality, m_Renderer->GetViewportSize().Height >> m_TextureQuality), GL_R8, GL_RGB, GL_FLOAT);
-	GenerateTexture(&m_Gaussian_vert, GL_CLAMP_TO_EDGE, GL_LINEAR, glm::vec2(m_Renderer->GetViewportSize().Width >> m_TextureQuality, m_Renderer->GetViewportSize().Height >> m_TextureQuality), GL_R8, GL_RGB, GL_FLOAT);
+	CommonFunctions::GenerateTexture(&m_Gaussian_vert, GL_CLAMP_TO_EDGE, GL_LINEAR, glm::vec2(m_Renderer->GetViewportSize().Width >> m_TextureQuality, m_Renderer->GetViewportSize().Height >> m_TextureQuality), GL_R8, GL_RGB, GL_FLOAT);
 }
 
 void SSAOPass::InitializeBuffer()
@@ -161,19 +157,6 @@ void SSAOPass::Setting(float radius, float bias, float contrast, float intensity
 	m_TextureQuality = quality;
 }
 
-void SSAOPass::GenerateTexture(GLuint* texture, GLenum wrapping, GLenum filtering, glm::vec2 dimensions, GLint internalFormat, GLint format, GLenum type)
-{
-	glDeleteTextures(1, texture);
-	glGenTextures(1, texture);
-	glBindTexture(GL_TEXTURE_2D, *texture);
-	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, wrapping);
-	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, wrapping);
-	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, filtering);
-	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, filtering);
-	glTexImage2D(GL_TEXTURE_2D, 0, internalFormat, dimensions.x, dimensions.y, 0, format, type, nullptr);
-	GLERROR("Texture initialization failed");
-}
-
 void SSAOPass::Draw(GLuint depthBuffer, Camera* camera)
 {
 	if (m_Quality == 0) {

src/Engine/Rendering/Util/CommonFunctions.cpp

@@ -17,3 +17,36 @@ Texture* CommonFunctions::LoadTexture(std::string path, bool threaded)
 
     return img;
 }
+
+void CommonFunctions::GenerateTexture(GLuint* texture, GLenum wrapping, GLenum filtering, glm::vec2 dimensions, GLint internalFormat, GLint format, GLenum type)
+{
+	glDeleteTextures(1, texture);
+	glGenTextures(1, texture);
+	glBindTexture(GL_TEXTURE_2D, *texture);
+	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, wrapping);
+	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, wrapping);
+	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, filtering);
+	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, filtering);
+	glTexImage2D(GL_TEXTURE_2D, 0, internalFormat, dimensions.x, dimensions.y, 0, format, type, nullptr);
+	GLERROR("Texture initialization failed");
+}
+
+void CommonFunctions::GenerateMipMapTexture(GLuint* texture, GLenum wrapping, glm::vec2 dimensions, GLint format, GLenum type, GLint numMipMaps)
+{
+	glGenTextures(1, texture);
+	glBindTexture(GL_TEXTURE_2D, *texture);
+	glTexStorage2D(GL_TEXTURE_2D, numMipMaps, GL_RGBA8, dimensions.x, dimensions.y);
+	glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, dimensions.x, dimensions.y, format, type, texture);
+	glGenerateMipmap(GL_TEXTURE_2D);
+	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, wrapping);
+	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, wrapping);
+	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
+	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_LINEAR);
+	GLERROR("MipMap Texture initialization failed");
+}
+
+void CommonFunctions::DeleteTexture(GLuint* texture) 
+{
+	glDeleteTextures(1, texture);
+	*texture = 0;
+}