From 7ea26d10eeca755564d52ad6cf736981b596bb3c Mon Sep 17 00:00:00 2001 From: FakeShemp Date: Thu, 3 Mar 2016 03:28:21 +0100 Subject: [PATCH] Rewritten. Works as a charm now. --- .../Engine/Rendering/DirectionalLightJob.h | 7 +- include/Engine/Rendering/DrawFinalPass.h | 2 +- include/Engine/Rendering/Renderer.h | 4 +- include/Engine/Rendering/ShadowPass.h | 13 +- include/Engine/Rendering/ShadowPassState.h | 4 +- resources/Shaders/ForwardPlus.frag.glsl | 135 ++++++++------- .../Shaders/ForwardPlusShieldCheck.frag.glsl | 2 + .../Shaders/ForwardPlusSkinned.vert.glsl | 10 +- .../Shaders/ForwardPlusSplatMap.frag.glsl | 3 + .../Shaders/ForwardPlusSplatMapRGB.frag.glsl | 1 + resources/Shaders/Shadow.frag.glsl | 4 +- src/Engine/Editor/EditorRenderSystem.cpp | 2 +- src/Engine/Editor/EditorSystem.cpp | 5 +- src/Engine/Rendering/DrawFinalPass.cpp | 16 +- src/Engine/Rendering/FrameBuffer.cpp | 32 ++-- src/Engine/Rendering/RenderSystem.cpp | 2 +- src/Engine/Rendering/Renderer.cpp | 16 +- src/Engine/Rendering/ShadowPass.cpp | 157 +++++++++--------- src/Engine/Rendering/ShadowPassState.cpp | 8 +- 19 files changed, 224 insertions(+), 199 deletions(-) diff --git a/include/Engine/Rendering/DirectionalLightJob.h b/include/Engine/Rendering/DirectionalLightJob.h index 96b2ec9c..5f104ca5 100644 --- a/include/Engine/Rendering/DirectionalLightJob.h +++ b/include/Engine/Rendering/DirectionalLightJob.h @@ -15,17 +15,16 @@ struct DirectionalLightJob : RenderJob DirectionalLightJob(ComponentWrapper transformComponent, ComponentWrapper directionalLightComponent, World* m_World) : RenderJob() { - Orientation = Transform::AbsoluteOrientation(m_World, transformComponent.EntityID); - Direction = glm::vec4(0,0,-1,0) * glm::inverse(Orientation); + + Direction = glm::vec4(0,0,-1,0) * glm::inverse(Transform::AbsoluteOrientation(m_World, transformComponent.EntityID)); + //Direction = glm::vec4((glm::vec3)directionalLightComponent["Direction"], 0.f); Color = (glm::vec4)directionalLightComponent["Color"]; Intensity = (double)directionalLightComponent["Intensity"]; }; - glm::quat Orientation; glm::vec4 Direction; glm::vec4 Color; float Intensity; - bool TextureAlphaShadows = false; void CalculateHash() override { diff --git a/include/Engine/Rendering/DrawFinalPass.h b/include/Engine/Rendering/DrawFinalPass.h index 82ae216d..c5b937c6 100644 --- a/include/Engine/Rendering/DrawFinalPass.h +++ b/include/Engine/Rendering/DrawFinalPass.h @@ -64,9 +64,9 @@ private: const IRenderer* m_Renderer; const LightCullingPass* m_LightCullingPass; - const ShadowPass* m_ShadowPass; const CubeMapPass* m_CubeMapPass; const SSAOPass* m_SSAOPass; + const ShadowPass* m_ShadowPass; ShaderProgram* m_ForwardPlusProgram; ShaderProgram* m_ExplosionEffectProgram; diff --git a/include/Engine/Rendering/Renderer.h b/include/Engine/Rendering/Renderer.h index 75517442..fd3b215e 100644 --- a/include/Engine/Rendering/Renderer.h +++ b/include/Engine/Rendering/Renderer.h @@ -24,9 +24,9 @@ #include "../Core/Transform.h" #include "imgui/imgui.h" #include "TextPass.h" -#include "ShadowPass.h" #include "Util/CommonFunctions.h" #include "Core/PerformanceTimer.h" +#include "ShadowPass.h" class Renderer : public IRenderer { @@ -74,9 +74,9 @@ private: DrawScreenQuadPass* m_DrawScreenQuadPass; DrawBloomPass* m_DrawBloomPass; DrawColorCorrectionPass* m_DrawColorCorrectionPass; - ShadowPass* m_ShadowPass; SSAOPass* m_SSAOPass; CubeMapPass* m_CubeMapPass; + ShadowPass* m_ShadowPass; //----------------------Functions----------------------// void InitializeWindow(); diff --git a/include/Engine/Rendering/ShadowPass.h b/include/Engine/Rendering/ShadowPass.h index 372ba6f2..6db8a624 100644 --- a/include/Engine/Rendering/ShadowPass.h +++ b/include/Engine/Rendering/ShadowPass.h @@ -1,5 +1,5 @@ -#ifndef ShadowPass_h_ -#define ShadowPass_h_ +#ifndef ShadowPass_h__ +#define ShadowPass_h__ #include "IRenderer.h" #include "FrameBuffer.h" @@ -38,6 +38,8 @@ public: void ClearBuffer(); void Draw(RenderScene& scene); + void DebugGUI(); + GLuint DepthMap() const { return m_DepthMap; } std::array LightP() const { return m_LightProjection; } std::array LightV() const { return m_LightView; } @@ -62,7 +64,6 @@ private: GLuint m_DepthMap; FrameBuffer m_DepthBuffer; ShaderProgram* m_ShadowProgram; - //ShaderProgram* m_TransparentShadowProgram; std::array m_LightProjection; std::array m_LightView; @@ -71,8 +72,12 @@ private: GLuint m_ResolutionSizeWidth = 1024 * 2; GLuint m_ResolutionSizeHeight = 1024 * 2; + bool m_TransparentObjects = false; + bool m_TexturedShadows = false; + bool m_EnableShadows = true; + int m_CurrentNrOfSplits = 4; - float m_SplitWeight = 0.91f; + float m_SplitWeight = 0.962f; std::array m_shadowFrusta; diff --git a/include/Engine/Rendering/ShadowPassState.h b/include/Engine/Rendering/ShadowPassState.h index ec08a77c..f881b48e 100644 --- a/include/Engine/Rendering/ShadowPassState.h +++ b/include/Engine/Rendering/ShadowPassState.h @@ -6,8 +6,8 @@ class ShadowPassState : public RenderState { public: - ShadowPassState(GLuint frameBuffer); - ~ShadowPassState(); + ShadowPassState(GLuint frameBuffer); + ~ShadowPassState(); private: }; diff --git a/resources/Shaders/ForwardPlus.frag.glsl b/resources/Shaders/ForwardPlus.frag.glsl index baf1baf1..f7ddd00c 100644 --- a/resources/Shaders/ForwardPlus.frag.glsl +++ b/resources/Shaders/ForwardPlus.frag.glsl @@ -1,7 +1,7 @@ #version 430 -#define MAX_SPLITS 4 #define MIN_AMBIENT_LIGHT 0.3 +#define MAX_SPLITS 4 uniform mat4 M; uniform mat4 V; @@ -12,22 +12,22 @@ uniform vec2 ScreenDimensions; uniform vec4 FillColor; uniform vec4 AmbientColor; uniform float FillPercentage; -uniform float FarDistance[MAX_SPLITS]; uniform float GlowIntensity = 10; uniform vec3 CameraPosition; uniform int SSAOQuality; +uniform float FarDistance[MAX_SPLITS]; uniform vec2 DiffuseUVRepeat; uniform vec2 NormalUVRepeat; uniform vec2 SpecularUVRepeat; uniform vec2 GlowUVRepeat; layout (binding = 0) uniform sampler2D AOTexture; -layout (binding = 6) uniform sampler2DArrayShadow DepthMap; layout (binding = 1) uniform sampler2D DiffuseTexture; layout (binding = 2) uniform sampler2D NormalMapTexture; layout (binding = 3) uniform sampler2D SpecularMapTexture; layout (binding = 4) uniform sampler2D GlowMapTexture; layout (binding = 5) uniform samplerCube CubeMap; +layout (binding = 13) uniform sampler2DArrayShadow DepthMap; #define TILE_SIZE 16 @@ -62,7 +62,6 @@ layout (std430, binding = 4) buffer LightIndexBuffer float LightIndex[]; }; - in VertexData{ vec3 Position; vec3 Normal; @@ -155,6 +154,62 @@ float Random(vec3 seed, int i) return fract(sin(dot_product) * 43758.5453); } +int getShadowIndex(float far_distance[1]) +{ + return 0; +} + +int getShadowIndex(float far_distance[2]) +{ + float depth = gl_FragCoord.z / gl_FragCoord.w; + + int index = 1; + if ( depth < far_distance[0] ) + { + index = 0; + } + + return index; +} + +int getShadowIndex(float far_distance[3]) +{ + float depth = gl_FragCoord.z / gl_FragCoord.w; + + int index = 2; + if ( depth < far_distance[0] ) + { + index = 0; + } + else if ( depth < far_distance[1] && depth > far_distance[0] ) + { + index = 1; + } + + return index; +} + +int getShadowIndex(float far_distance[4]) +{ + float depth = gl_FragCoord.z / gl_FragCoord.w; + + int index = 3; + if ( depth < far_distance[0] ) + { + index = 0; + } + else if ( depth < far_distance[1] && depth > far_distance[0] ) + { + index = 1; + } + else if ( depth < far_distance[2] && depth > far_distance[1] ) + { + index = 2; + } + + return index; +} + // Standard hardware-calculated PCF method float PCFShadow(sampler2DArrayShadow depth_texture_array, vec3 projection_coords, int layer_index) { @@ -237,62 +292,6 @@ float CalcShadowValue(vec4 light_space_pos, vec3 normal, vec3 light_dir, sampler shadowMapDepth = SoftwarePCF(depth_texture_array, projCoords, layer_index, bias); return shadowMapDepth; -} - -int getShadowIndex(float far_distance[1]) -{ - return 0; -} - -int getShadowIndex(float far_distance[2]) -{ - float depth = gl_FragCoord.z / gl_FragCoord.w; - - int index = 1; - if ( depth < far_distance[0] ) - { - index = 0; - } - - return index; -} - -int getShadowIndex(float far_distance[3]) -{ - float depth = gl_FragCoord.z / gl_FragCoord.w; - - int index = 2; - if ( depth < far_distance[0] ) - { - index = 0; - } - else if ( depth < far_distance[1] && depth > far_distance[0] ) - { - index = 1; - } - - return index; -} - -int getShadowIndex(float far_distance[4]) -{ - float depth = gl_FragCoord.z / gl_FragCoord.w; - - int index = 3; - if ( depth < far_distance[0] ) - { - index = 0; - } - else if ( depth < far_distance[1] && depth > far_distance[0] ) - { - index = 1; - } - else if ( depth < far_distance[2] && depth > far_distance[1] ) - { - index = 2; - } - - return index; } void main() @@ -322,14 +321,14 @@ void main() int start = int(LightGrids.Data[currentTile].Start); int amount = int(LightGrids.Data[currentTile].Amount); - - float shadowFactor = 0.0; + float shadowFactor = 0.0; + for(int i = start; i < start + amount; i++) { int l = int(LightIndex[i]); LightSource light = LightSources.List[l]; - + LightResult light_result; //These if statements should be removed. if(light.Type == 1) { // point @@ -342,17 +341,17 @@ void main() totalLighting.Diffuse += vec4(light_result.Diffuse.rgb * ao, light_result.Diffuse.a); totalLighting.Specular += vec4(light_result.Specular.rgb * ao, light_result.Specular.a); } - + totalLighting.Diffuse *= vec4(min(vec3(shadowFactor) + AmbientColor.xyz, vec3(1.0)), 1.0); totalLighting.Specular *= vec4(min(vec3(shadowFactor) + AmbientColor.xyz, vec3(1.0)), 1.0); - - //LightResult getInformation; - + vec4 color_result = mix((Color * diffuseTexel * DiffuseColor), Input.ExplosionColor, Input.ExplosionPercentageElapsed); - color_result = color_result * (totalLighting.Diffuse + (totalLighting.Specular * specularTexel)); + color_result = color_result * (totalLighting.Diffuse + (totalLighting.Specular * specularTexel)); float specularResult = (specularTexel.r + specularTexel.g + specularTexel.b)/3.0; vec4 reflectionTotal = reflectionColor * (1-specularTexel.a) * color_result.a; color_result = color_result * clamp(1/specularTexel.a, 0, 1) + reflectionTotal; + //vec4 color_result = (DiffuseColor + Input.ExplosionColor) * (totalLighting.Diffuse + (totalLighting.Specular * specularTexel)) * diffuseTexel * Color; + float pos = ((P * vec4(Input.Position, 1)).y + 1.0)/2.0; diff --git a/resources/Shaders/ForwardPlusShieldCheck.frag.glsl b/resources/Shaders/ForwardPlusShieldCheck.frag.glsl index 35db495b..8c7dce04 100644 --- a/resources/Shaders/ForwardPlusShieldCheck.frag.glsl +++ b/resources/Shaders/ForwardPlusShieldCheck.frag.glsl @@ -1,6 +1,7 @@ #version 430 #define MIN_AMBIENT_LIGHT 0.3 +#define MAX_SPLITS 4 uniform mat4 M; uniform mat4 V; @@ -69,6 +70,7 @@ in VertexData{ vec2 TextureCoordinate; vec4 ExplosionColor; float ExplosionPercentageElapsed; + vec4 PositionLightSpace[MAX_SPLITS]; }Input; out vec4 sceneColor; diff --git a/resources/Shaders/ForwardPlusSkinned.vert.glsl b/resources/Shaders/ForwardPlusSkinned.vert.glsl index 83db983b..12b3c406 100644 --- a/resources/Shaders/ForwardPlusSkinned.vert.glsl +++ b/resources/Shaders/ForwardPlusSkinned.vert.glsl @@ -1,9 +1,13 @@ #version 430 +#define MAX_SPLITS 4 + uniform mat4 M; uniform mat4 V; uniform mat4 P; uniform mat4 Bones[100]; +uniform mat4 LightV[MAX_SPLITS]; +uniform mat4 LightP[MAX_SPLITS]; layout(location = 0) in vec3 Position; layout(location = 1) in vec3 Normal; @@ -44,5 +48,9 @@ void main() Output.BiTangent = vec3(M * vec4(BiTangent, 0.0)); Output.ExplosionColor = vec4(1.0); Output.ExplosionPercentageElapsed = 0.0; - Output.PositionLightSpace = boneTransform * vec4(Position, 1.0); + + for(int i = 0; i < MAX_SPLITS; i++) + { + Output.PositionLightSpace[i] = LightP[i] * LightV[i] * M * boneTransform * vec4(Position, 1.0); + } } \ No newline at end of file diff --git a/resources/Shaders/ForwardPlusSplatMap.frag.glsl b/resources/Shaders/ForwardPlusSplatMap.frag.glsl index 239c51b5..655f5502 100644 --- a/resources/Shaders/ForwardPlusSplatMap.frag.glsl +++ b/resources/Shaders/ForwardPlusSplatMap.frag.glsl @@ -1,5 +1,7 @@ #version 430 +#define MAX_SPLITS 4 + uniform mat4 M; uniform mat4 V; uniform mat4 P; @@ -95,6 +97,7 @@ in VertexData{ vec2 TextureCoordinate; vec4 ExplosionColor; float ExplosionPercentageElapsed; + vec4 PositionLightSpace[MAX_SPLITS]; }Input; out vec4 sceneColor; diff --git a/resources/Shaders/ForwardPlusSplatMapRGB.frag.glsl b/resources/Shaders/ForwardPlusSplatMapRGB.frag.glsl index 87349c5d..f933a605 100644 --- a/resources/Shaders/ForwardPlusSplatMapRGB.frag.glsl +++ b/resources/Shaders/ForwardPlusSplatMapRGB.frag.glsl @@ -1,6 +1,7 @@ #version 430 #define MIN_AMBIENT_LIGHT 0.3 +#define MAX_SPLITS 4 uniform mat4 M; uniform mat4 V; diff --git a/resources/Shaders/Shadow.frag.glsl b/resources/Shaders/Shadow.frag.glsl index a03e17c7..c7d153c3 100644 --- a/resources/Shaders/Shadow.frag.glsl +++ b/resources/Shaders/Shadow.frag.glsl @@ -19,6 +19,4 @@ void main() { discard; } -} - - +} \ No newline at end of file diff --git a/src/Engine/Editor/EditorRenderSystem.cpp b/src/Engine/Editor/EditorRenderSystem.cpp index a829bc6a..f5fcc1a1 100644 --- a/src/Engine/Editor/EditorRenderSystem.cpp +++ b/src/Engine/Editor/EditorRenderSystem.cpp @@ -7,7 +7,7 @@ EditorRenderSystem::EditorRenderSystem(SystemParams params, IRenderer* renderer, { EVENT_SUBSCRIBE_MEMBER(m_ESetCamera, &EditorRenderSystem::OnSetCamera); auto resolution = Rectangle::Rectangle(1280, 720); - m_EditorCamera = new Camera((float)resolution.Width / resolution.Height, glm::radians(45.f), 0.01f, 500.f); + m_EditorCamera = new Camera((float)resolution.Width / resolution.Height, glm::radians(45.f), 0.01f, 5000.f); } void EditorRenderSystem::Update(double dt) diff --git a/src/Engine/Editor/EditorSystem.cpp b/src/Engine/Editor/EditorSystem.cpp index 0aefac9d..4bee1427 100644 --- a/src/Engine/Editor/EditorSystem.cpp +++ b/src/Engine/Editor/EditorSystem.cpp @@ -17,10 +17,7 @@ EditorSystem::EditorSystem(SystemParams params, IRenderer* renderer, RenderFrame m_EditorCamera = importEntity(EntityWrapper(m_EditorWorld, EntityID_Invalid), "Schema/Entities/Empty.xml"); m_ActualCamera = m_EditorCamera; m_EditorWorld->AttachComponent(m_EditorCamera.ID, "Transform"); - auto cCamera = m_EditorWorld->AttachComponent(m_EditorCamera.ID, "Camera"); - // TOBIAS TVINGADE MIG ATT HÅRDKODA - (double&)cCamera["FarClip"] = 400.0; - + m_EditorWorld->AttachComponent(m_EditorCamera.ID, "Camera"); m_EditorCameraInputController = new EditorCameraInputController(m_EventBroker, -1); m_EditorGUI = new EditorGUI(m_World, m_EventBroker); diff --git a/src/Engine/Rendering/DrawFinalPass.cpp b/src/Engine/Rendering/DrawFinalPass.cpp index 6152134a..510c665e 100644 --- a/src/Engine/Rendering/DrawFinalPass.cpp +++ b/src/Engine/Rendering/DrawFinalPass.cpp @@ -4,10 +4,10 @@ DrawFinalPass::DrawFinalPass(IRenderer* renderer, LightCullingPass* lightCulling , m_LightCullingPass(lightCullingPass) , m_CubeMapPass(cubeMapPass) , m_SSAOPass(ssaoPass) + , m_ShadowPass(shadowPass) { //TODO: Make sure that uniforms are not sent into shader if not needed. m_ShieldPixelRate = 8; - m_ShadowPass = shadowPass; InitializeTextures(); InitializeShaderPrograms(); InitializeFrameBuffers(); @@ -343,7 +343,8 @@ void DrawFinalPass::DrawModelRenderQueues(std::list>& glActiveTexture(GL_TEXTURE0); glBindTexture(GL_TEXTURE_2D, m_SSAOPass->SSAOTexture()); - glActiveTexture(GL_TEXTURE6); + + glActiveTexture(GL_TEXTURE13); if (m_ShadowPass->DepthMap() != NULL) { glBindTexture(GL_TEXTURE_2D_ARRAY, m_ShadowPass->DepthMap()); } @@ -1091,10 +1092,10 @@ void DrawFinalPass::BindExplosionUniforms(GLuint shaderHandle, std::shared_ptrGlowIntensity); + glUniformMatrix4fv(glGetUniformLocation(shaderHandle, "LightP"), MAX_SPLITS, GL_FALSE, glm::value_ptr(*m_ShadowPass->LightP().data())); glUniformMatrix4fv(glGetUniformLocation(shaderHandle, "LightV"), MAX_SPLITS, GL_FALSE, glm::value_ptr(*m_ShadowPass->LightV().data())); glUniform1fv(glGetUniformLocation(shaderHandle, "FarDistance"), MAX_SPLITS, m_ShadowPass->FarDistance().data()); - GLERROR("END"); } @@ -1133,12 +1134,10 @@ void DrawFinalPass::BindModelUniforms(GLuint shaderHandle, std::shared_ptrGlowIntensity); - glUniform1f(Location_GlowIntensity, job->GlowIntensity); - - //Shadow - glUniformMatrix4fv(glGetUniformLocation(shaderHandle, "LightP"), MAX_SPLITS, GL_FALSE, glm::value_ptr(*m_ShadowPass->LightP().data())); - glUniformMatrix4fv(glGetUniformLocation(shaderHandle, "LightV"), MAX_SPLITS, GL_FALSE, glm::value_ptr(*m_ShadowPass->LightV().data())); + glUniformMatrix4fv(glGetUniformLocation(shaderHandle, "LightP"), MAX_SPLITS, GL_FALSE, glm::value_ptr(*m_ShadowPass->LightP().data())); + glUniformMatrix4fv(glGetUniformLocation(shaderHandle, "LightV"), MAX_SPLITS, GL_FALSE, glm::value_ptr(*m_ShadowPass->LightV().data())); glUniform1fv(glGetUniformLocation(shaderHandle, "FarDistance"), MAX_SPLITS, m_ShadowPass->FarDistance().data()); GLERROR("END"); @@ -1309,7 +1308,6 @@ void DrawFinalPass::BindModelTextures(GLuint shaderHandle, std::shared_ptrm_Texture); glUniform2fv(glGetUniformLocation(shaderHandle, "GlowUVRepeat"), 1, glm::value_ptr(glm::vec2(1.0f, 1.0f))); } - break; } case RawModel::MaterialType::SplatMapping: diff --git a/src/Engine/Rendering/FrameBuffer.cpp b/src/Engine/Rendering/FrameBuffer.cpp index 903eb2a0..c08d4dc4 100644 --- a/src/Engine/Rendering/FrameBuffer.cpp +++ b/src/Engine/Rendering/FrameBuffer.cpp @@ -16,6 +16,7 @@ Texture2D::~Texture2D() } } + RenderBuffer::~RenderBuffer() { if (m_ResourceHandle != 0) { @@ -51,7 +52,6 @@ void FrameBuffer::Generate() switch ((*it)->m_ResourceType) { case GL_TEXTURE_2D: glFramebufferTexture2D(GL_FRAMEBUFFER, (*it)->m_Attachment, (*it)->m_ResourceType, *(*it)->m_ResourceHandle, 0); - attachments.push_back((*it)->m_Attachment); GLERROR("FrameBuffer generate: glFramebufferTexture2D"); break; case GL_RENDERBUFFER: @@ -60,13 +60,13 @@ void FrameBuffer::Generate() break; case GL_TEXTURE_2D_ARRAY: glFramebufferTexture(GL_FRAMEBUFFER, (*it)->m_Attachment, *(*it)->m_ResourceHandle, 0); - attachments.push_back((*it)->m_Attachment); - GLERROR("FrameBuffer generate: GL_TEXTURE_2D_ARRAY"); + GLERROR("FrameBuffer generate: glFramebufferTexture2DArray"); break; } GLERROR("2"); - if ((*it)->m_Attachment != GL_DEPTH_ATTACHMENT && (*it)->m_Attachment != GL_STENCIL_ATTACHMENT && (*it)->m_Attachment != GL_DEPTH_STENCIL_ATTACHMENT) { + // Need GL_DEPTH_ATTACHMENT for shadows + 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"); @@ -74,19 +74,19 @@ void FrameBuffer::Generate() } GLERROR("3"); - GLenum* bufferTextures = &attachments[0]; - glDrawBuffers(attachments.size(), bufferTextures); - if (GLERROR("GLBufferAttachement error")) { - printf(": AttachmentSize %i", attachments.size()); - } + GLenum* bufferTextures = &attachments[0]; + glDrawBuffers(attachments.size(), bufferTextures); + if (GLERROR("GLBufferAttachement error")) { + printf(": AttachmentSize %i", attachments.size()); + } + + 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"); - 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/RenderSystem.cpp b/src/Engine/Rendering/RenderSystem.cpp index 5de7bb51..a1f00c88 100644 --- a/src/Engine/Rendering/RenderSystem.cpp +++ b/src/Engine/Rendering/RenderSystem.cpp @@ -12,7 +12,7 @@ RenderSystem::RenderSystem(SystemParams params, const IRenderer* renderer, Rende EVENT_SUBSCRIBE_MEMBER(m_EInputCommand, &RenderSystem::OnInputCommand); EVENT_SUBSCRIBE_MEMBER(m_EPlayerSpawned, &RenderSystem::OnPlayerSpawned); - m_Camera = new Camera((float)m_Renderer->Resolution().Width / m_Renderer->Resolution().Height, glm::radians(45.f), 0.01f, 300.f); + m_Camera = new Camera((float)m_Renderer->Resolution().Width / m_Renderer->Resolution().Height, glm::radians(45.f), 0.01f, 5000.f); } RenderSystem::~RenderSystem() diff --git a/src/Engine/Rendering/Renderer.cpp b/src/Engine/Rendering/Renderer.cpp index 748caec2..b9a6aa05 100644 --- a/src/Engine/Rendering/Renderer.cpp +++ b/src/Engine/Rendering/Renderer.cpp @@ -86,6 +86,11 @@ void Renderer::InitializeShaders() { m_BasicForwardProgram = ResourceManager::Load("#m_BasicForwardProgram"); m_ExplosionEffectProgram = ResourceManager::Load("#ExplosionEffectProgram"); + //m_ExplosionEffectProgram->AddShader(std::shared_ptr(new VertexShader("Shaders/ExplosionEffect.vert.glsl"))); + //m_ExplosionEffectProgram->AddShader(std::shared_ptr(new GeometryShader("Shaders/ExplosionEffect.geom.glsl"))); + //m_ExplosionEffectProgram->AddShader(std::shared_ptr(new FragmentShader("Shaders/ExplosionEffect.frag.glsl"))); + //m_ExplosionEffectProgram->Compile(); + //m_ExplosionEffectProgram->Link(); } void Renderer::InputUpdate(double dt) @@ -127,8 +132,9 @@ void Renderer::Draw(RenderFrame& frame) m_PickingPass->ClearPicking(); m_DrawFinalPass->ClearBuffer(); m_DrawBloomPass->ClearBuffer(); - m_ShadowPass->ClearBuffer(); m_SSAOPass->ClearBuffer(); + m_ShadowPass->ClearBuffer(); + m_ShadowPass->DebugGUI(); PerformanceTimer::StopTimer("Renderer-ClearBuffers"); GLERROR("ClearBuffers"); for (auto scene : frame.RenderScenes) { @@ -144,7 +150,9 @@ void Renderer::Draw(RenderFrame& frame) PerformanceTimer::StartTimer("Renderer-Depth"); SortRenderJobsByDepth(*scene); GLERROR("SortByDepth"); - m_ShadowPass->Draw(*scene); + PerformanceTimer::StartTimerAndStopPrevious("Draw shadow maps"); + m_ShadowPass->Draw(*scene); + GLERROR("Draw shadow maps"); PerformanceTimer::StartTimerAndStopPrevious("Renderer-Generate Frustrums"); m_LightCullingPass->GenerateNewFrustum(*scene); GLERROR("Generate frustums"); @@ -187,7 +195,7 @@ void Renderer::Draw(RenderFrame& frame) } if (m_DebugTextureToDraw == 4) { m_DrawScreenQuadPass->Draw(m_PickingPass->PickingTexture()); - } + } if (m_DebugTextureToDraw == 5) { m_DrawScreenQuadPass->Draw(m_SSAOPass->SSAOTexture()); } @@ -239,9 +247,9 @@ void Renderer::InitializeRenderPasses() { m_PickingPass = new PickingPass(this, m_EventBroker); m_LightCullingPass = new LightCullingPass(this); - m_ShadowPass = new ShadowPass(this); m_CubeMapPass = new CubeMapPass(this); m_SSAOPass = new SSAOPass(this, m_Config); + m_ShadowPass = new ShadowPass(this); m_DrawFinalPass = new DrawFinalPass(this, m_LightCullingPass, m_CubeMapPass, m_SSAOPass, m_ShadowPass); m_DrawScreenQuadPass = new DrawScreenQuadPass(this); m_DrawBloomPass = new DrawBloomPass(this, m_Config); diff --git a/src/Engine/Rendering/ShadowPass.cpp b/src/Engine/Rendering/ShadowPass.cpp index d7741dff..daf63ef2 100644 --- a/src/Engine/Rendering/ShadowPass.cpp +++ b/src/Engine/Rendering/ShadowPass.cpp @@ -1,6 +1,5 @@ #include "Rendering/ShadowPass.h" - ShadowPass::ShadowPass(IRenderer * renderer, int shadow_res_x, int shadow_res_y) { m_Renderer = renderer; @@ -24,6 +23,15 @@ ShadowPass::~ShadowPass() } +void ShadowPass::DebugGUI() +{ + ImGui::Checkbox("EnableShadows", &m_EnableShadows); + ImGui::DragFloat2("ShadowMapNearFar", m_NearFarPlane, 1.f, -1000.f, 1000.f); + ImGui::DragFloat("ShadowClippingWeight", &m_SplitWeight, 0.001f, 0.f, 1.f); + ImGui::Checkbox("ShadowTransparentObjects", &m_TransparentObjects); + ImGui::Checkbox("ShadowOnTextureAlphas", &m_TexturedShadows); +} + void ShadowPass::InitializeCameras(RenderScene & scene) { for (int i = 0; i < m_CurrentNrOfSplits; i++) { @@ -198,101 +206,100 @@ void ShadowPass::RadiusToLightspace(ShadowFrustum& frustum) void ShadowPass::Draw(RenderScene & scene) { - ImGui::DragFloat2("ShadowMapNearFar", m_NearFarPlane, 1.f, -1000.f, 1000.f); - ImGui::DragFloat("ShadowClippingWeight", &m_SplitWeight, 0.001f, 0.f, 1.f); + if (m_EnableShadows) { + InitializeCameras(scene); + UpdateSplitDist(m_shadowFrusta, scene.Camera->NearClip(), scene.Camera->FarClip()); - InitializeCameras(scene); - UpdateSplitDist(m_shadowFrusta, scene.Camera->NearClip(), scene.Camera->FarClip()); + ShadowPassState* state = new ShadowPassState(m_DepthBuffer.GetHandle()); - ShadowPassState* state = new ShadowPassState(m_DepthBuffer.GetHandle()); + m_ShadowProgram->Bind(); + GLuint shaderHandle = m_ShadowProgram->GetHandle(); + glViewport(0, 0, m_ResolutionSizeWidth, m_ResolutionSizeHeight); - m_ShadowProgram->Bind(); - GLuint shaderHandle = m_ShadowProgram->GetHandle(); - glViewport(0, 0, m_ResolutionSizeWidth, m_ResolutionSizeHeight); + for (int i = 0; i < m_CurrentNrOfSplits; i++) { + UpdateFrustumPoints(m_shadowFrusta[i], scene.Camera->Position(), scene.Camera->Forward()); - for (int i = 0; i < m_CurrentNrOfSplits; i++) { - UpdateFrustumPoints(m_shadowFrusta[i], scene.Camera->Position(), scene.Camera->Forward()); + glFramebufferTextureLayer(GL_FRAMEBUFFER, GL_DEPTH_ATTACHMENT, m_DepthMap, 0, i); - glFramebufferTextureLayer(GL_FRAMEBUFFER, GL_DEPTH_ATTACHMENT, m_DepthMap, 0, i); + for (auto &job : scene.Jobs.DirectionalLight) { + auto directionalLightJob = std::dynamic_pointer_cast(job); - for (auto &job : scene.Jobs.DirectionalLight) { - auto directionalLightJob = std::dynamic_pointer_cast(job); + if (directionalLightJob) { + m_LightView[i] = glm::lookAt(glm::vec3(-directionalLightJob->Direction) + m_shadowFrusta[i].MiddlePoint, m_shadowFrusta[i].MiddlePoint, glm::vec3(0.f, 1.f, 0.f)); - if (directionalLightJob) { - m_LightView[i] = glm::lookAt(glm::vec3(-directionalLightJob->Direction) + m_shadowFrusta[i].MiddlePoint, m_shadowFrusta[i].MiddlePoint, glm::vec3(0.f, 1.f, 0.f)); + PointsToLightspace(m_shadowFrusta[i], m_LightView[i]); + //FindRadius(m_shadowFrusta[i]); + //RadiusToLightspace(m_shadowFrusta[i]); + m_LightProjection[i] = glm::ortho(m_shadowFrusta[i].LRBT[LEFT], m_shadowFrusta[i].LRBT[RIGHT], m_shadowFrusta[i].LRBT[BOTTOM], m_shadowFrusta[i].LRBT[TOP], m_NearFarPlane[NEAR], m_NearFarPlane[FAR]); - PointsToLightspace(m_shadowFrusta[i], m_LightView[i]); - //FindRadius(m_shadowFrusta[i]); - //RadiusToLightspace(m_shadowFrusta[i]); - m_LightProjection[i] = glm::ortho(m_shadowFrusta[i].LRBT[LEFT], m_shadowFrusta[i].LRBT[RIGHT], m_shadowFrusta[i].LRBT[BOTTOM], m_shadowFrusta[i].LRBT[TOP], m_NearFarPlane[NEAR], m_NearFarPlane[FAR]); + glUniformMatrix4fv(glGetUniformLocation(shaderHandle, "P"), 1, GL_FALSE, glm::value_ptr(m_LightProjection[i])); + glUniformMatrix4fv(glGetUniformLocation(shaderHandle, "V"), 1, GL_FALSE, glm::value_ptr(m_LightView[i])); - glUniformMatrix4fv(glGetUniformLocation(shaderHandle, "P"), 1, GL_FALSE, glm::value_ptr(m_LightProjection[i])); - glUniformMatrix4fv(glGetUniformLocation(shaderHandle, "V"), 1, GL_FALSE, glm::value_ptr(m_LightView[i])); + GLERROR("ShadowLight ERROR"); - GLERROR("ShadowLight ERROR"); + for (auto &objectJob : scene.Jobs.OpaqueObjects) { + if (!std::dynamic_pointer_cast(objectJob)) { + auto modelJob = std::dynamic_pointer_cast(objectJob); - for (auto &objectJob : scene.Jobs.OpaqueObjects) { - if (!std::dynamic_pointer_cast(objectJob)) - { - auto modelJob = std::dynamic_pointer_cast(objectJob); + glUniformMatrix4fv(glGetUniformLocation(shaderHandle, "M"), 1, GL_FALSE, glm::value_ptr(modelJob->Matrix)); + glUniform1f(glGetUniformLocation(shaderHandle, "Alpha"), 1.f); - glUniformMatrix4fv(glGetUniformLocation(shaderHandle, "M"), 1, GL_FALSE, glm::value_ptr(modelJob->Matrix)); + glBindVertexArray(modelJob->Model->VAO); + glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, modelJob->Model->ElementBuffer); + glDrawElements(GL_TRIANGLES, modelJob->EndIndex - modelJob->StartIndex + 1, GL_UNSIGNED_INT, (void*)(modelJob->StartIndex * sizeof(unsigned int))); - glBindVertexArray(modelJob->Model->VAO); - glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, modelJob->Model->ElementBuffer); - glDrawElements(GL_TRIANGLES, modelJob->EndIndex - modelJob->StartIndex + 1, GL_UNSIGNED_INT, (void*)(modelJob->StartIndex * sizeof(unsigned int))); - - GLERROR("Shadow Draw ERROR"); + GLERROR("Shadow Draw ERROR"); + } } - } + if (m_TransparentObjects) { + state->CullFace(GL_BACK); + for (auto &objectJob : scene.Jobs.TransparentObjects) { + if (!std::dynamic_pointer_cast(objectJob)) { + auto modelJob = std::dynamic_pointer_cast(objectJob); - state->CullFace(GL_BACK); - for (auto &objectJob : scene.Jobs.TransparentObjects) { - if (!std::dynamic_pointer_cast(objectJob)) - { - auto modelJob = std::dynamic_pointer_cast(objectJob); + glUniformMatrix4fv(glGetUniformLocation(shaderHandle, "M"), 1, GL_FALSE, glm::value_ptr(modelJob->Matrix)); + glUniform1f(glGetUniformLocation(shaderHandle, "Alpha"), modelJob->Color.a); - glUniformMatrix4fv(glGetUniformLocation(shaderHandle, "M"), 1, GL_FALSE, glm::value_ptr(modelJob->Matrix)); - glUniform1f(glGetUniformLocation(shaderHandle, "Alpha"), modelJob->Color.a); - - if (directionalLightJob->TextureAlphaShadows) { - switch (modelJob->Type) { - case RawModel::MaterialType::SingleTextures: - case RawModel::MaterialType::Basic: - { - glActiveTexture(GL_TEXTURE24); - if (modelJob->DiffuseTexture.size() > 0 && modelJob->DiffuseTexture[0]->Texture != nullptr) { - glBindTexture(GL_TEXTURE_2D, modelJob->DiffuseTexture[0]->Texture->m_Texture); - glUniform2fv(glGetUniformLocation(shaderHandle, "DiffuseUVRepeat"), 1, glm::value_ptr(modelJob->DiffuseTexture[0]->UVRepeat)); + if (m_TexturedShadows) { + switch (modelJob->Type) { + case RawModel::MaterialType::SingleTextures: + case RawModel::MaterialType::Basic: + { + glActiveTexture(GL_TEXTURE24); + if (modelJob->DiffuseTexture.size() > 0 && modelJob->DiffuseTexture[0]->Texture != nullptr) { + glBindTexture(GL_TEXTURE_2D, modelJob->DiffuseTexture[0]->Texture->m_Texture); + glUniform2fv(glGetUniformLocation(shaderHandle, "DiffuseUVRepeat"), 1, glm::value_ptr(modelJob->DiffuseTexture[0]->UVRepeat)); + } + else { + glBindTexture(GL_TEXTURE_2D, m_WhiteTexture->m_Texture); + glUniform2fv(glGetUniformLocation(shaderHandle, "DiffuseUVRepeat"), 1, glm::value_ptr(glm::vec2(1.0f, 1.0f))); + } + break; + } + case RawModel::MaterialType::SplatMapping: + { + glActiveTexture(GL_TEXTURE24); + glBindTexture(GL_TEXTURE_2D, m_WhiteTexture->m_Texture); + glUniform2fv(glGetUniformLocation(shaderHandle, "DiffuseUVRepeat"), 1, glm::value_ptr(glm::vec2(1.0f, 1.0f))); + break; + } + } } - else { - glBindTexture(GL_TEXTURE_2D, m_WhiteTexture->m_Texture); - glUniform2fv(glGetUniformLocation(shaderHandle, "DiffuseUVRepeat"), 1, glm::value_ptr(glm::vec2(1.0f, 1.0f))); - } - break; - } - case RawModel::MaterialType::SplatMapping: - { - glActiveTexture(GL_TEXTURE24); - glBindTexture(GL_TEXTURE_2D, m_WhiteTexture->m_Texture); - glUniform2fv(glGetUniformLocation(shaderHandle, "DiffuseUVRepeat"), 1, glm::value_ptr(glm::vec2(1.0f, 1.0f))); - break; - } + + glBindVertexArray(modelJob->Model->VAO); + glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, modelJob->Model->ElementBuffer); + glDrawElements(GL_TRIANGLES, modelJob->EndIndex - modelJob->StartIndex + 1, GL_UNSIGNED_INT, (void*)(modelJob->StartIndex * sizeof(unsigned int))); + + GLERROR("Shadow Draw ERROR"); } } - - glBindVertexArray(modelJob->Model->VAO); - glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, modelJob->Model->ElementBuffer); - glDrawElements(GL_TRIANGLES, modelJob->EndIndex - modelJob->StartIndex + 1, GL_UNSIGNED_INT, (void*)(modelJob->StartIndex * sizeof(unsigned int))); - - GLERROR("Shadow Draw ERROR"); + state->CullFace(GL_FRONT); } } - state->CullFace(GL_FRONT); } } + glViewport(0, 0, m_Renderer->GetViewportSize().Width, m_Renderer->GetViewportSize().Height); + m_DepthBuffer.Unbind(); + delete state; } - glViewport(0, 0, m_Renderer->GetViewportSize().Width, m_Renderer->GetViewportSize().Height); - m_DepthBuffer.Unbind(); - delete state; -} +} \ No newline at end of file diff --git a/src/Engine/Rendering/ShadowPassState.cpp b/src/Engine/Rendering/ShadowPassState.cpp index ef789487..2211e3ab 100644 --- a/src/Engine/Rendering/ShadowPassState.cpp +++ b/src/Engine/Rendering/ShadowPassState.cpp @@ -2,10 +2,10 @@ ShadowPassState::ShadowPassState(GLuint frameBuffer) { - BindFramebuffer(frameBuffer); - Enable(GL_DEPTH_TEST); - Enable(GL_CULL_FACE); - Disable(GL_BLEND); + BindFramebuffer(frameBuffer); + Enable(GL_DEPTH_TEST); + Enable(GL_CULL_FACE); + Disable(GL_BLEND); Disable(GL_TEXTURE_2D); CullFace(GL_FRONT); ClearColor(glm::vec4(0.f, 0.f, 0.f, 0.f));