From 5c0d9070c7b1b9743610d5640d82e38d2f9c34d0 Mon Sep 17 00:00:00 2001 From: Tleety Date: Mon, 7 Mar 2016 23:25:06 +0100 Subject: [PATCH] WIP --- include/Engine/Rendering/BlurHUD.h | 69 +++++ include/Engine/Rendering/DrawFinalPass.h | 9 +- include/Engine/Rendering/Renderer.h | 2 + include/Engine/Rendering/SpriteJob.h | 3 + resources/Schema/Components/Sprite.xml | 1 + resources/Schema/Components/Sprite.xsd | 3 + resources/Shaders/CombineTexture.frag.glsl | 25 ++ resources/Shaders/CombineTexture.vert.glsl | 13 + src/Engine/Rendering/BlurHUD.cpp | 280 +++++++++++++++++++++ src/Engine/Rendering/DrawFinalPass.cpp | 7 +- src/Engine/Rendering/Renderer.cpp | 14 +- 11 files changed, 421 insertions(+), 5 deletions(-) create mode 100644 include/Engine/Rendering/BlurHUD.h create mode 100644 resources/Shaders/CombineTexture.frag.glsl create mode 100644 resources/Shaders/CombineTexture.vert.glsl create mode 100644 src/Engine/Rendering/BlurHUD.cpp diff --git a/include/Engine/Rendering/BlurHUD.h b/include/Engine/Rendering/BlurHUD.h new file mode 100644 index 00000000..2d01673e --- /dev/null +++ b/include/Engine/Rendering/BlurHUD.h @@ -0,0 +1,69 @@ +#ifndef BlurHUD_h__ +#define BlurHUD_h__ + +#include "IRenderer.h" +#include "DrawBloomPassState.h" +//#include "LightCullingPass.h" Finalpass om den skall skickas in +#include "FrameBuffer.h" +#include "ShaderProgram.h" +//#include "Util/UnorderedMapVec2.h" +#include "Texture.h" + +class BlurHUD +{ +public: + BlurHUD(IRenderer* renderer); + ~BlurHUD() { } + void InitializeTextures(); + void InitializeFrameBuffers(); + void InitializeShaderPrograms(); + void InitializeBuffers(); + void ClearBuffer(); + + void FillGaussianBuffer(FrameBuffer* fb); + + GLuint Draw(GLuint texture, RenderScene& scene); + + void OnWindowResize(); + void FillStencil(RenderScene& scene); + GLuint CombineTextures(GLuint texture1, GLuint texture2); + + //Getters + //Return the blurred result of the texture that was sent into draw + GLuint GaussianTexture() const { + if (m_Quality == 0) { + return m_BlackTexture->m_Texture; + } else { + return m_GaussianTexture_vert; + } + } + + +private: + Texture* m_BlackTexture; + Model* m_ScreenQuad; + + const IRenderer* m_Renderer; + ConfigFile* m_Config; + //const LightCullingPass* m_LightCullingPass + int m_Iterations = 3; + int m_Quality = 0; + + GLuint m_GaussianTexture_horiz = 0; + GLuint m_GaussianTexture_vert = 0; + GLuint m_DepthStencil_horiz = 0; + GLuint m_DepthStencil_vert = 0; + GLuint m_CombinedTexture = 0; + + FrameBuffer m_GaussianFrameBuffer_horiz; + FrameBuffer m_GaussianFrameBuffer_vert; + FrameBuffer m_CombinedTextureBuffer; + + ShaderProgram* m_GaussianProgram_horiz; + ShaderProgram* m_GaussianProgram_vert; + ShaderProgram* m_FillDepthStencilProgram; + ShaderProgram* m_CombineTexturesProgram; + +}; + +#endif \ No newline at end of file diff --git a/include/Engine/Rendering/DrawFinalPass.h b/include/Engine/Rendering/DrawFinalPass.h index cfddd5c6..5d741256 100644 --- a/include/Engine/Rendering/DrawFinalPass.h +++ b/include/Engine/Rendering/DrawFinalPass.h @@ -11,6 +11,7 @@ #include "Util/UnorderedMapVec2.h" #include "Util/CommonFunctions.h" #include "Texture.h" +#include "BlurHUD.h" class DrawFinalPass { @@ -20,7 +21,7 @@ public: void InitializeTextures(); void InitializeFrameBuffers(); void InitializeShaderPrograms(); - void Draw(RenderScene& scene); + void Draw(RenderScene& scene, BlurHUD* blurHUDPass); void ClearBuffer(); void OnWindowResize(); @@ -28,6 +29,10 @@ public: GLuint BloomTexture() const { return m_BloomTexture; } //Return the texture with diffuse and lighting of the scene. GLuint SceneTexture() const { return m_SceneTexture; } + //Return the SceneTexture with the blurred HUD bits. + GLuint CombinedSceneTexture() const { return m_CombinedTexture; } + //Return the blurred scene texture. + GLuint FullBlurredTexture() const { return m_FullBlurredTexture; } //Return the framebuffer used in the scene rendering stage. FrameBuffer* FinalPassFrameBuffer() { return &m_FinalPassFrameBuffer; } @@ -57,6 +62,8 @@ private: GLuint m_DepthBuffer; GLuint m_ShieldBuffer; GLuint m_CubeMapTexture; + GLuint m_FullBlurredTexture; + GLuint m_CombinedTexture; //This can be removed for less memory usage, just set m_sceneTexture to the return from m_BlurHUDPass.CombineTextures //maqke this component based i guess? GLuint m_ShieldPixelRate = 16; diff --git a/include/Engine/Rendering/Renderer.h b/include/Engine/Rendering/Renderer.h index a64a4aa3..9983bae9 100644 --- a/include/Engine/Rendering/Renderer.h +++ b/include/Engine/Rendering/Renderer.h @@ -18,6 +18,7 @@ #include "DrawColorCorrectionPass.h" #include "SSAOPass.h" #include "CubeMapPass.h" +#include "BlurHUD.h" #include "../Core/EventBroker.h" #include "ImGuiRenderPass.h" #include "Camera.h" @@ -75,6 +76,7 @@ private: DrawColorCorrectionPass* m_DrawColorCorrectionPass; SSAOPass* m_SSAOPass; CubeMapPass* m_CubeMapPass; + BlurHUD* m_BlurHUDPass; //----------------------Functions----------------------// void InitializeWindow(); diff --git a/include/Engine/Rendering/SpriteJob.h b/include/Engine/Rendering/SpriteJob.h index 25c2d5cb..2533d4d4 100644 --- a/include/Engine/Rendering/SpriteJob.h +++ b/include/Engine/Rendering/SpriteJob.h @@ -32,6 +32,8 @@ struct SpriteJob : RenderJob EndIndex = matProp.material->EndIndex; Matrix = matrix; Color = cSprite["Color"]; + BlurBackground = (bool)cSprite["BlurBackground"]; + Entity = cSprite.EntityID; Position = Transform::AbsolutePosition(world, cSprite.EntityID); Depth = 0; @@ -65,6 +67,7 @@ struct SpriteJob : RenderJob bool Pickable; bool IsIndicator = false; + bool BlurBackground = false; glm::vec4 FillColor = glm::vec4(0); float FillPercentage = 0.0; diff --git a/resources/Schema/Components/Sprite.xml b/resources/Schema/Components/Sprite.xml index ce4a6e1b..e577ac96 100644 --- a/resources/Schema/Components/Sprite.xml +++ b/resources/Schema/Components/Sprite.xml @@ -5,4 +5,5 @@ true true + false diff --git a/resources/Schema/Components/Sprite.xsd b/resources/Schema/Components/Sprite.xsd index 3c3d124a..e26d71c9 100644 --- a/resources/Schema/Components/Sprite.xsd +++ b/resources/Schema/Components/Sprite.xsd @@ -24,6 +24,9 @@ Whether the sprite should be sorted with depth or not. Only use false for textures that are on HUD + + Wether the background should be blurred begind this sprite. + diff --git a/resources/Shaders/CombineTexture.frag.glsl b/resources/Shaders/CombineTexture.frag.glsl new file mode 100644 index 00000000..9d6a71c2 --- /dev/null +++ b/resources/Shaders/CombineTexture.frag.glsl @@ -0,0 +1,25 @@ +#version 430 + +uniform sampler2D Texture0; +uniform sampler2D Texture1; + + +in VertexData{ + vec2 TextureCoordinate; +}Input; + +out vec4 fragmentColor; + +void main() +{ + vec4 texel0 = texture(Texture0, Input.TextureCoordinate); + vec4 texel1 = texture(Texture1, Input.TextureCoordinate); + float texel1_total = (texel1.r + texel1.g + texel1.b) * texel1.a; + texel1_total = ceil(clamp(texel1_total, 0, 1)); + + vec4 final = texel0 * texel1_total + texel1 * (1 - texel1_total); + //vec4 final = vec4(texel1_total, texel1_total, texel1_total, 1.0); + fragmentColor = final; +} + + diff --git a/resources/Shaders/CombineTexture.vert.glsl b/resources/Shaders/CombineTexture.vert.glsl new file mode 100644 index 00000000..346bc141 --- /dev/null +++ b/resources/Shaders/CombineTexture.vert.glsl @@ -0,0 +1,13 @@ +#version 430 + +layout (location = 0) in vec3 Position; + +out VertexData{ + vec2 TextureCoordinate; +}Output; + +void main() +{ + gl_Position = vec4(Position, 1.0); + Output.TextureCoordinate = (vec2(Position) + 1) / 2; +} \ No newline at end of file diff --git a/src/Engine/Rendering/BlurHUD.cpp b/src/Engine/Rendering/BlurHUD.cpp new file mode 100644 index 00000000..bd9ef901 --- /dev/null +++ b/src/Engine/Rendering/BlurHUD.cpp @@ -0,0 +1,280 @@ +#include "Rendering/BlurHUD.h" + +BlurHUD::BlurHUD(IRenderer* renderer) + : m_Renderer(renderer) +{ + InitializeShaderPrograms(); + InitializeBuffers(); + InitializeTextures(); +} + +void BlurHUD::InitializeTextures() +{ + m_BlackTexture = CommonFunctions::LoadTexture("Textures/Core/Black.png", false); + m_ScreenQuad = ResourceManager::Load("Models/Core/ScreenQuad.mesh"); +} + +void BlurHUD::InitializeShaderPrograms() +{ + m_GaussianProgram_horiz = ResourceManager::Load("##GaussianProgramHoriz"); + if (m_GaussianProgram_horiz->GetHandle() == 0) { + m_GaussianProgram_horiz->AddShader(std::shared_ptr(new VertexShader("Shaders/Gaussian_horiz.vert.glsl"))); + m_GaussianProgram_horiz->AddShader(std::shared_ptr(new FragmentShader("Shaders/Gaussian_horiz.frag.glsl"))); + m_GaussianProgram_horiz->Compile(); + m_GaussianProgram_horiz->BindFragDataLocation(0, "fragmentColor"); + m_GaussianProgram_horiz->Link(); + } + + m_GaussianProgram_vert = ResourceManager::Load("##GaussianProgramVert"); + if (m_GaussianProgram_vert->GetHandle() == 0) { + m_GaussianProgram_vert->AddShader(std::shared_ptr(new VertexShader("Shaders/Gaussian_vert.vert.glsl"))); + m_GaussianProgram_vert->AddShader(std::shared_ptr(new FragmentShader("Shaders/Gaussian_vert.frag.glsl"))); + m_GaussianProgram_vert->Compile(); + m_GaussianProgram_vert->BindFragDataLocation(0, "fragmentColor"); + m_GaussianProgram_vert->Link(); + } + m_FillDepthStencilProgram = ResourceManager::Load("#FillDepthStencilProgram"); + if (m_FillDepthStencilProgram->GetHandle() == 0) { + m_FillDepthStencilProgram->AddShader(std::shared_ptr(new VertexShader("Shaders/FillDepthBuffer.vert.glsl"))); + m_FillDepthStencilProgram->Compile(); + m_FillDepthStencilProgram->Link(); + } + m_CombineTexturesProgram = ResourceManager::Load("#CombineTexturesProgram"); + if (m_CombineTexturesProgram->GetHandle() == 0) { + m_CombineTexturesProgram->AddShader(std::shared_ptr(new VertexShader("Shaders/CombineTexture.vert.glsl"))); + m_CombineTexturesProgram->AddShader(std::shared_ptr(new FragmentShader("Shaders/CombineTexture.frag.glsl"))); + m_CombineTexturesProgram->Compile(); + m_CombineTexturesProgram->BindFragDataLocation(0, "fragmentColor"); + m_CombineTexturesProgram->Link(); + } + GLERROR("Creating DepthFill program"); +} + +void BlurHUD::InitializeBuffers() +{ + glm::vec2 res = glm::vec2(m_Renderer->GetViewportSize().Width, m_Renderer->GetViewportSize().Height); + + CommonFunctions::GenerateTexture(&m_DepthStencil_horiz, GL_CLAMP_TO_BORDER, GL_NEAREST, + res, GL_DEPTH24_STENCIL8, GL_DEPTH_STENCIL, GL_UNSIGNED_INT_24_8); + CommonFunctions::GenerateTexture(&m_GaussianTexture_horiz, GL_CLAMP_TO_EDGE, GL_LINEAR, + res, GL_RGB16F, GL_RGB, GL_FLOAT); + + if (m_GaussianFrameBuffer_horiz.GetHandle() == 0) { + m_GaussianFrameBuffer_horiz.AddResource(std::shared_ptr(new Texture2D(&m_DepthStencil_horiz, GL_DEPTH_STENCIL_ATTACHMENT))); + m_GaussianFrameBuffer_horiz.AddResource(std::shared_ptr(new Texture2D(&m_GaussianTexture_horiz, GL_COLOR_ATTACHMENT0))); + } + m_GaussianFrameBuffer_horiz.Generate(); + + CommonFunctions::GenerateTexture(&m_DepthStencil_vert, GL_CLAMP_TO_BORDER, GL_NEAREST, + res, GL_DEPTH24_STENCIL8, GL_DEPTH_STENCIL, GL_UNSIGNED_INT_24_8); + CommonFunctions::GenerateTexture(&m_GaussianTexture_vert, GL_CLAMP_TO_EDGE, GL_LINEAR, + res, GL_RGB16F, GL_RGB, GL_FLOAT); + + if (m_GaussianFrameBuffer_vert.GetHandle() == 0) { + m_GaussianFrameBuffer_vert.AddResource(std::shared_ptr(new Texture2D(&m_DepthStencil_vert, GL_DEPTH_STENCIL_ATTACHMENT))); + m_GaussianFrameBuffer_vert.AddResource(std::shared_ptr(new Texture2D(&m_GaussianTexture_vert, GL_COLOR_ATTACHMENT0))); + } + m_GaussianFrameBuffer_vert.Generate(); + + CommonFunctions::GenerateTexture(&m_CombinedTexture, GL_CLAMP_TO_BORDER, GL_NEAREST, + res, GL_RGB16F, GL_RGB, GL_FLOAT); + + if (m_CombinedTextureBuffer.GetHandle() == 0) { + m_CombinedTextureBuffer.AddResource(std::shared_ptr(new Texture2D(&m_CombinedTexture, GL_COLOR_ATTACHMENT0))); + } + m_CombinedTextureBuffer.Generate(); +} + + +void BlurHUD::ClearBuffer() +{ + GLERROR("PRE"); + m_GaussianFrameBuffer_horiz.Bind(); + glClearColor(0.f, 0.f, 0.f, 0.f); + glClearStencil(0x00); + glClear(GL_COLOR_BUFFER_BIT | GL_STENCIL_BUFFER_BIT); + m_GaussianFrameBuffer_horiz.Unbind(); + m_GaussianFrameBuffer_vert.Bind(); + glClearColor(0.f, 0.f, 0.f, 0.f); + glClearStencil(0x00); + glClear(GL_COLOR_BUFFER_BIT | GL_STENCIL_BUFFER_BIT); + m_GaussianFrameBuffer_vert.Unbind(); + + m_CombinedTextureBuffer.Bind(); + glClearColor(0.f, 0.f, 0.f, 0.f); + glClear(GL_COLOR_BUFFER_BIT); + m_CombinedTextureBuffer.Unbind(); + GLERROR("END"); +} + +//Returns the finished blurred texture +GLuint BlurHUD::Draw(GLuint texture, RenderScene& scene) +{ + GLERROR("DrawBloomPass::Draw: Pre"); + + FillStencil(scene); + + DrawBloomPassState state; + + GLuint shaderHandle_horiz = m_GaussianProgram_horiz->GetHandle(); + GLuint shaderHandle_vert = m_GaussianProgram_vert->GetHandle(); + + + + //Horizontal pass, first use the given texture then save it to the horizontal framebuffer. + m_GaussianFrameBuffer_horiz.Bind(); + state.Enable(GL_STENCIL_TEST); + state.StencilOp(GL_KEEP, GL_KEEP, GL_REPLACE); + state.StencilFunc(GL_EQUAL, 1, 0xFF); + state.StencilMask(0x00); + state.DepthMask(GL_FALSE); + m_GaussianProgram_horiz->Bind(); + glActiveTexture(GL_TEXTURE0); + glBindTexture(GL_TEXTURE_2D, texture); + glBindVertexArray(m_ScreenQuad->VAO); + glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, m_ScreenQuad->ElementBuffer); + glDrawElementsBaseVertex(GL_TRIANGLES, m_ScreenQuad->MaterialGroups()[0].material->EndIndex - m_ScreenQuad->MaterialGroups()[0].material->StartIndex +1 + , GL_UNSIGNED_INT, 0, m_ScreenQuad->MaterialGroups()[0].material->StartIndex); + //Iterate some times to make it more gaussian. + for (int i = 1; i < m_Iterations; i++) { + //Vertical pass + m_GaussianFrameBuffer_vert.Bind(); + state.Enable(GL_STENCIL_TEST); + state.StencilOp(GL_KEEP, GL_KEEP, GL_REPLACE); + state.StencilFunc(GL_EQUAL, 1, 0xFF); + state.StencilMask(0x00); + state.DepthMask(GL_FALSE); + m_GaussianProgram_vert->Bind(); + + glActiveTexture(GL_TEXTURE0); + glBindTexture(GL_TEXTURE_2D, m_GaussianTexture_horiz); + + glBindVertexArray(m_ScreenQuad->VAO); + glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, m_ScreenQuad->ElementBuffer); + glDrawElementsBaseVertex(GL_TRIANGLES, m_ScreenQuad->MaterialGroups()[0].material->EndIndex - m_ScreenQuad->MaterialGroups()[0].material->StartIndex +1 + , GL_UNSIGNED_INT, 0, m_ScreenQuad->MaterialGroups()[0].material->StartIndex); + //horizontal pass + m_GaussianFrameBuffer_vert.Unbind(); + + m_GaussianFrameBuffer_horiz.Bind(); + state.Enable(GL_STENCIL_TEST); + state.StencilOp(GL_KEEP, GL_KEEP, GL_REPLACE); + state.StencilFunc(GL_EQUAL, 1, 0xFF); + state.StencilMask(0x00); + state.DepthMask(GL_FALSE); + m_GaussianProgram_horiz->Bind(); + + glActiveTexture(GL_TEXTURE0); + glBindTexture(GL_TEXTURE_2D, m_GaussianTexture_vert); + + glBindVertexArray(m_ScreenQuad->VAO); + glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, m_ScreenQuad->ElementBuffer); + glDrawElementsBaseVertex(GL_TRIANGLES, m_ScreenQuad->MaterialGroups()[0].material->EndIndex - m_ScreenQuad->MaterialGroups()[0].material->StartIndex +1 + , GL_UNSIGNED_INT, 0, m_ScreenQuad->MaterialGroups()[0].material->StartIndex); + m_GaussianFrameBuffer_horiz.Unbind(); + } + + //final vertical gaussian after the iterations are done + + m_GaussianFrameBuffer_vert.Bind(); + state.Enable(GL_STENCIL_TEST); + state.StencilOp(GL_KEEP, GL_KEEP, GL_REPLACE); + state.StencilFunc(GL_EQUAL, 1, 0xFF); + state.StencilMask(0x00); + state.DepthMask(GL_FALSE); + m_GaussianProgram_vert->Bind(); + + glActiveTexture(GL_TEXTURE0); + glBindTexture(GL_TEXTURE_2D, m_GaussianTexture_horiz); + glBindVertexArray(m_ScreenQuad->VAO); + glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, m_ScreenQuad->ElementBuffer); + glDrawElementsBaseVertex(GL_TRIANGLES, m_ScreenQuad->MaterialGroups()[0].material->EndIndex - m_ScreenQuad->MaterialGroups()[0].material->StartIndex +1 + , GL_UNSIGNED_INT, 0, m_ScreenQuad->MaterialGroups()[0].material->StartIndex); + + GLERROR("DrawBloomPass::Draw: END"); + + return m_GaussianTexture_vert; +} + + +void BlurHUD::OnWindowResize() +{ + 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(); + 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 BlurHUD::FillStencil(RenderScene& scene) +{ + RenderState state; + + state.BindFramebuffer(m_GaussianFrameBuffer_horiz.GetHandle()); + state.Disable(GL_DEPTH_TEST); + state.Enable(GL_CULL_FACE); + state.Enable(GL_STENCIL_TEST); + state.StencilFunc(GL_ALWAYS, 1, 0xFF); + state.StencilOp(GL_KEEP, GL_KEEP, GL_REPLACE); + state.StencilMask(0xFF); + + m_FillDepthStencilProgram->Bind(); + + GLuint shaderHandle = m_FillDepthStencilProgram->GetHandle(); + + glUniformMatrix4fv(glGetUniformLocation(shaderHandle, "V"), 1, GL_FALSE, glm::value_ptr(scene.Camera->ViewMatrix())); + glUniformMatrix4fv(glGetUniformLocation(shaderHandle, "P"), 1, GL_FALSE, glm::value_ptr(scene.Camera->ProjectionMatrix())); + + for (auto& job : scene.Jobs.SpriteJob) { + auto spriteJob = std::dynamic_pointer_cast(job); + if (!spriteJob) { + continue; + } + if (!spriteJob->BlurBackground) { + continue; + } + glUniformMatrix4fv(glGetUniformLocation(shaderHandle, "M"), 1, GL_FALSE, glm::value_ptr(spriteJob->Matrix)); + + glBindVertexArray(spriteJob->Model->VAO); + glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, spriteJob->Model->ElementBuffer); + glDrawElements(GL_TRIANGLES, spriteJob->EndIndex - spriteJob->StartIndex + 1, GL_UNSIGNED_INT, (void*)(spriteJob->StartIndex*sizeof(unsigned int))); + } + + state.BindFramebuffer(m_GaussianFrameBuffer_vert.GetHandle()); + for (auto& job : scene.Jobs.SpriteJob) { + auto spriteJob = std::dynamic_pointer_cast(job); + if (!spriteJob) { + continue; + } + if(!spriteJob->BlurBackground) { + continue; + } + glUniformMatrix4fv(glGetUniformLocation(shaderHandle, "M"), 1, GL_FALSE, glm::value_ptr(spriteJob->Matrix)); + + glBindVertexArray(spriteJob->Model->VAO); + glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, spriteJob->Model->ElementBuffer); + glDrawElements(GL_TRIANGLES, spriteJob->EndIndex - spriteJob->StartIndex + 1, GL_UNSIGNED_INT, (void*)(spriteJob->StartIndex*sizeof(unsigned int))); + } + +} + +//Texture 1 will be used if texture 2 is black at that texel, else texture 2 is used. +GLuint BlurHUD::CombineTextures(GLuint texture1, GLuint texture2) +{ + RenderState state; + state.BindFramebuffer(m_CombinedTextureBuffer.GetHandle()); + state.Disable(GL_DEPTH_TEST); + state.Disable(GL_STENCIL_TEST); + + m_CombineTexturesProgram->Bind(); + + glActiveTexture(GL_TEXTURE0); + glActiveTexture(GL_TEXTURE1); + glBindTexture(GL_TEXTURE_2D, texture1); + glBindTexture(GL_TEXTURE_2D, texture2); + glBindVertexArray(m_ScreenQuad->VAO); + glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, m_ScreenQuad->ElementBuffer); + glDrawElementsBaseVertex(GL_TRIANGLES, m_ScreenQuad->MaterialGroups()[0].material->EndIndex - m_ScreenQuad->MaterialGroups()[0].material->StartIndex +1 + , GL_UNSIGNED_INT, 0, m_ScreenQuad->MaterialGroups()[0].material->StartIndex); + + return m_CombinedTexture; +} diff --git a/src/Engine/Rendering/DrawFinalPass.cpp b/src/Engine/Rendering/DrawFinalPass.cpp index a610fab1..b9aa8664 100644 --- a/src/Engine/Rendering/DrawFinalPass.cpp +++ b/src/Engine/Rendering/DrawFinalPass.cpp @@ -233,7 +233,7 @@ void DrawFinalPass::InitializeShaderPrograms() } -void DrawFinalPass::Draw(RenderScene& scene) +void DrawFinalPass::Draw(RenderScene& scene, BlurHUD* blurHUDPass) { GLERROR("Pre"); DrawFinalPassState* stateDethp = new DrawFinalPassState(m_ShieldDepthFrameBuffer.GetHandle()); @@ -280,6 +280,11 @@ void DrawFinalPass::Draw(RenderScene& scene) DrawModelRenderQueuesWithShieldCheck(scene.Jobs.TransparentObjects, scene); //might need changing GLERROR("Shielded Transparent objects"); + //Generate blur texture. + m_FullBlurredTexture = blurHUDPass->Draw(m_SceneTexture, scene); + //Combine nonblur and blur texture + m_CombinedTexture = blurHUDPass->CombineTextures(m_SceneTexture, m_FullBlurredTexture); + //Draw Transparen objects //state->BlendFunc(GL_ONE, GL_ONE); //state->StencilFunc(GL_EQUAL, 1, 0xFF); diff --git a/src/Engine/Rendering/Renderer.cpp b/src/Engine/Rendering/Renderer.cpp index 7e11f3b2..f58e6208 100644 --- a/src/Engine/Rendering/Renderer.cpp +++ b/src/Engine/Rendering/Renderer.cpp @@ -110,7 +110,7 @@ void Renderer::Draw(RenderFrame& frame) { GLERROR("PRE"); glBindFramebuffer(GL_FRAMEBUFFER, 0); - ImGui::Combo("Draw textures", &m_DebugTextureToDraw, "Final\0Scene\0Bloom\0Gaussian\0Picking\0Ambient Occlusion"); + ImGui::Combo("Draw textures", &m_DebugTextureToDraw, "Final\0Scene\0Bloom\0Gaussian\0Picking\0Ambient Occlusion\0Combined Scene Texture\0Full Blurred Texture"); ImGui::Combo("CubeMap", &m_CubeMapTexture, "Nevada(512)\0Sky(1024)"); if(m_CubeMapTexture == 0) { m_CubeMapPass->LoadTextures("Nevada"); @@ -133,6 +133,7 @@ void Renderer::Draw(RenderFrame& frame) m_DrawFinalPass->ClearBuffer(); m_DrawBloomPass->ClearBuffer(); m_SSAOPass->ClearBuffer(); + m_BlurHUDPass->ClearBuffer(); PerformanceTimer::StopTimer("Renderer-ClearBuffers"); GLERROR("ClearBuffers"); for (auto scene : frame.RenderScenes) { @@ -158,7 +159,7 @@ void Renderer::Draw(RenderFrame& frame) m_LightCullingPass->CullLights(*scene); GLERROR("LightCulling"); PerformanceTimer::StartTimerAndStopPrevious("Renderer-Draw Geometry+Light"); - m_DrawFinalPass->Draw(*scene); + m_DrawFinalPass->Draw(*scene, m_BlurHUDPass); GLERROR("Draw Geometry+Light"); //m_DrawScenePass->Draw(*scene); @@ -194,6 +195,12 @@ void Renderer::Draw(RenderFrame& frame) if (m_DebugTextureToDraw == 5) { m_DrawScreenQuadPass->Draw(m_SSAOPass->SSAOTexture()); } + if (m_DebugTextureToDraw == 6) { + m_DrawScreenQuadPass->Draw(m_DrawFinalPass->CombinedSceneTexture()); + } + if (m_DebugTextureToDraw == 7) { + m_DrawScreenQuadPass->Draw(m_DrawFinalPass->FullBlurredTexture()); + } PerformanceTimer::StopTimer("Renderer-Misc Debug Draws"); PerformanceTimer::StartTimer("Renderer-ImGuiRenderPass"); @@ -244,9 +251,10 @@ void Renderer::InitializeRenderPasses() m_LightCullingPass = new LightCullingPass(this); m_CubeMapPass = new CubeMapPass(this); m_SSAOPass = new SSAOPass(this, m_Config); + m_BlurHUDPass = new BlurHUD(this); m_DrawFinalPass = new DrawFinalPass(this, m_LightCullingPass, m_CubeMapPass, m_SSAOPass); m_DrawScreenQuadPass = new DrawScreenQuadPass(this); m_DrawBloomPass = new DrawBloomPass(this, m_Config); m_DrawColorCorrectionPass = new DrawColorCorrectionPass(this); - + } \ No newline at end of file