diff --git a/include/Engine/Rendering/DrawFinalPass.h b/include/Engine/Rendering/DrawFinalPass.h index 64d5563e..bacc7a8c 100644 --- a/include/Engine/Rendering/DrawFinalPass.h +++ b/include/Engine/Rendering/DrawFinalPass.h @@ -22,9 +22,13 @@ public: //Return the texture that is used in later stages to apply the bloom effect GLuint BloomTexture() const { return m_BloomTexture; } + GLuint BloomTextureLowRes() const { return m_BloomTextureLowRes; } //Return the texture with diffuse and lighting of the scene. GLuint SceneTexture() const { return m_SceneTexture; } + GLuint SceneTextureLowRes() const { return m_SceneTextureLowRes; } + //Return the framebuffer used in the scene rendering stage. FrameBuffer* FinalPassFrameBuffer() { return &m_FinalPassFrameBuffer; } + FrameBuffer* FinalPassFrameBufferLowRes() { return &m_FinalPassFrameBufferLowRes; } private: @@ -47,10 +51,12 @@ private: Texture* m_GreyTexture; FrameBuffer m_FinalPassFrameBuffer; + FrameBuffer m_FinalPassFrameBufferLowRes; GLuint m_BloomTexture; GLuint m_SceneTexture; + GLuint m_BloomTextureLowRes; + GLuint m_SceneTextureLowRes; GLuint m_DepthBuffer; - GLuint m_StencilBuffer; const IRenderer* m_Renderer; const LightCullingPass* m_LightCullingPass; diff --git a/src/Engine/Rendering/DrawFinalPass.cpp b/src/Engine/Rendering/DrawFinalPass.cpp index 106f9aa5..0a5c626b 100644 --- a/src/Engine/Rendering/DrawFinalPass.cpp +++ b/src/Engine/Rendering/DrawFinalPass.cpp @@ -22,18 +22,33 @@ void DrawFinalPass::InitializeFrameBuffers() glGenRenderbuffers(1, &m_DepthBuffer); glBindRenderbuffer(GL_RENDERBUFFER, m_DepthBuffer); glRenderbufferStorage(GL_RENDERBUFFER, GL_DEPTH24_STENCIL8, m_Renderer->GetViewportSize().Width, m_Renderer->GetViewportSize().Height); + 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); //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); //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); m_FinalPassFrameBuffer.AddResource(std::shared_ptr(new RenderBuffer(&m_DepthBuffer, GL_DEPTH_STENCIL_ATTACHMENT))); + //m_FinalPassFrameBuffer.AddResource(std::shared_ptr(new Texture2D(&m_StencilTexture, GL_STENCIL_ATTACHMENT))); m_FinalPassFrameBuffer.AddResource(std::shared_ptr(new Texture2D(&m_SceneTexture, GL_COLOR_ATTACHMENT0))); m_FinalPassFrameBuffer.AddResource(std::shared_ptr(new Texture2D(&m_BloomTexture, GL_COLOR_ATTACHMENT1))); m_FinalPassFrameBuffer.Generate(); GLERROR("FBO generation"); + GenerateTexture(&m_SceneTextureLowRes, GL_CLAMP_TO_EDGE, GL_LINEAR, glm::vec2(m_Renderer->GetViewportSize().Width/16, m_Renderer->GetViewportSize().Height/16), 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_LINEAR, glm::vec2(m_Renderer->GetViewportSize().Width/16, m_Renderer->GetViewportSize().Height/16), 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); + + m_FinalPassFrameBufferLowRes.AddResource(std::shared_ptr(new RenderBuffer(&m_DepthBuffer, GL_DEPTH_STENCIL_ATTACHMENT))); + //m_FinalPassFrameBufferLowRes.AddResource(std::shared_ptr(new Texture2D(&m_StencilTexture, GL_STENCIL_ATTACHMENT))); + m_FinalPassFrameBufferLowRes.AddResource(std::shared_ptr(new Texture2D(&m_SceneTextureLowRes, GL_COLOR_ATTACHMENT0))); + m_FinalPassFrameBufferLowRes.AddResource(std::shared_ptr(new Texture2D(&m_BloomTextureLowRes, GL_COLOR_ATTACHMENT1))); + m_FinalPassFrameBufferLowRes.Generate(); + GLERROR("FBO2 generation"); } void DrawFinalPass::InitializeShaderPrograms() @@ -93,7 +108,7 @@ void DrawFinalPass::Draw(RenderScene& scene) //Draw Opaque shielded objects state->StencilFunc(GL_NOTEQUAL, 1, 0xFF); - glStencilMask(0x00); + state->StencilMask(0x00); DrawShieldedModelRenderQueue(scene.Jobs.OpaqueShieldedObjects, scene); GLERROR("Shielded Opaque object"); @@ -103,7 +118,26 @@ void DrawFinalPass::Draw(RenderScene& scene) GLERROR("END"); delete state; - //delete stencilState; + + + DrawFinalPassState* stateLowRes = new DrawFinalPassState(m_FinalPassFrameBufferLowRes.GetHandle()); + //Draw the lowres texture that will be shown behind the shield. + if (scene.ClearDepth) { + glClear(GL_DEPTH_BUFFER_BIT); + } + //TODO: Do we need check for this or will it be per scene always? + //glClearStencil(0x00); + //glClear(GL_STENCIL_BUFFER_BIT); + + //state->StencilMask(0x00); + //state->StencilFunc(GL_ALWAYS, 1, 0xFF); + state->Disable(GL_STENCIL_TEST); + state->Disable(GL_DEPTH_TEST); + DrawModelRenderQueues(scene.Jobs.OpaqueObjects, scene); + GLERROR("OpaqueObjects"); + DrawModelRenderQueues(scene.Jobs.TransparentObjects, scene); + GLERROR("TransparentObjects"); + delete stateLowRes; } @@ -113,6 +147,11 @@ void DrawFinalPass::ClearBuffer() glClearColor(0.f, 0.f, 0.f, 0.f); glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); m_FinalPassFrameBuffer.Unbind(); + + m_FinalPassFrameBufferLowRes.Bind(); + glClearColor(0.f, 0.f, 0.f, 0.f); + glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); + m_FinalPassFrameBufferLowRes.Unbind(); } void DrawFinalPass::GenerateTexture(GLuint* texture, GLenum wrapping, GLenum filtering, glm::vec2 dimensions, GLint internalFormat, GLint format, GLenum type) const diff --git a/src/Engine/Rendering/FrameBuffer.cpp b/src/Engine/Rendering/FrameBuffer.cpp index 5df1a5f1..c0be4cb1 100644 --- a/src/Engine/Rendering/FrameBuffer.cpp +++ b/src/Engine/Rendering/FrameBuffer.cpp @@ -39,10 +39,13 @@ void FrameBuffer::AddResource(std::shared_ptr resource) void FrameBuffer::Generate() { + GLERROR("PRE"); + std::vector attachments; glGenFramebuffers(1, &m_BufferHandle); glBindFramebuffer(GL_FRAMEBUFFER, m_BufferHandle); + GLERROR("1"); for (auto it = m_Resources.begin(); it != m_Resources.end(); it++) { switch ((*it)->m_ResourceType) { @@ -56,20 +59,30 @@ void FrameBuffer::Generate() GLERROR("FrameBuffer generate: glFramebufferRenderbuffer"); break; } - - if ((*it)->m_Attachment != GL_DEPTH_ATTACHMENT || (*it)->m_Attachment != GL_STENCIL_ATTACHMENT || (*it)->m_Attachment != GL_DEPTH_STENCIL_ATTACHMENT) { + GLERROR("2"); + + if ((*it)->m_Attachment != GL_DEPTH_ATTACHMENT && (*it)->m_Attachment != GL_STENCIL_ATTACHMENT && (*it)->m_Attachment != GL_DEPTH_STENCIL_ATTACHMENT) { attachments.push_back((*it)->m_Attachment); } + GLERROR("Attachment"); + } + GLERROR("3"); + GLenum* bufferTextures = &attachments[0]; glDrawBuffers(attachments.size(), bufferTextures); + if(GLERROR("4")) { + printf("hello"); + } if (GLenum frameBufferStatus = glCheckFramebufferStatus(GL_FRAMEBUFFER) != GL_FRAMEBUFFER_COMPLETE) { GLERROR("Framebuffer incomplete"); //LOG_ERROR("FrameBuffer incomplete: 0x%x\n", frameBufferStatus); exit(EXIT_FAILURE); } + GLERROR("END"); + } void FrameBuffer::Bind() diff --git a/src/Engine/Rendering/Renderer.cpp b/src/Engine/Rendering/Renderer.cpp index fa3d1709..15554ab1 100644 --- a/src/Engine/Rendering/Renderer.cpp +++ b/src/Engine/Rendering/Renderer.cpp @@ -93,7 +93,7 @@ void Renderer::Update(double dt) void Renderer::Draw(RenderFrame& frame) { - ImGui::Combo("Draw textures", &m_DebugTextureToDraw, "Final\0Scene\0Bloom\0Gaussian\0Picking"); + ImGui::Combo("Draw textures", &m_DebugTextureToDraw, "Final\0Scene\0Bloom\0SceneLowRes\0BloomLowRes\0Gaussian\0Picking"); //clear buffer 0 glClearColor(0.f, 0.f, 0.f, 0.f); glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); @@ -129,9 +129,15 @@ void Renderer::Draw(RenderFrame& frame) m_DrawScreenQuadPass->Draw(m_DrawFinalPass->BloomTexture()); } if (m_DebugTextureToDraw == 3) { - m_DrawScreenQuadPass->Draw(m_DrawBloomPass->GaussianTexture()); + m_DrawScreenQuadPass->Draw(m_DrawFinalPass->SceneTextureLowRes()); } if (m_DebugTextureToDraw == 4) { + m_DrawScreenQuadPass->Draw(m_DrawFinalPass->BloomTextureLowRes()); + } + if (m_DebugTextureToDraw == 5) { + m_DrawScreenQuadPass->Draw(m_DrawBloomPass->GaussianTexture()); + } + if (m_DebugTextureToDraw == 6) { m_DrawScreenQuadPass->Draw(m_PickingPass->PickingTexture()); }