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Merge pull request #30 from teamfisk/Rendering

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Rendering Scenes
This commit is contained in:
Viktor Ljung
2016-01-14 16:43:35 +01:00
parent 704e8825c4 c99a8685bb
commit a8f7d5f6b9
45 changed files with 820 additions and 779 deletions
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src/Engine/Editor/EditorSystem.cpp
+15 -17
View File
@@ -19,7 +19,6 @@ EditorSystem::EditorSystem(EventBroker* eventBroker, IRenderer* renderer)
EVENT_SUBSCRIBE_MEMBER(m_EMousePress, &EditorSystem::OnMousePress);
EVENT_SUBSCRIBE_MEMBER(m_EMouseRelease, &EditorSystem::OnMouseRelease);
EVENT_SUBSCRIBE_MEMBER(m_EMouseMove, &EditorSystem::OnMouseMove);
EVENT_SUBSCRIBE_MEMBER(m_EPicking, &EditorSystem::OnPicking);
EVENT_SUBSCRIBE_MEMBER(m_EFileDropped, &EditorSystem::OnFileDropped);
}
@@ -34,7 +33,7 @@ void EditorSystem::Update(World* world, double dt)
if (!m_Visible) {
return;
}
Picking();
updateWidget();
drawUI(world, dt);
@@ -128,7 +127,7 @@ bool EditorSystem::OnMouseMove(const Events::MouseMove& e)
auto widgetTransform = m_World->GetComponent(m_Widget, "Transform");
glm::vec3 widgetOrientation = widgetTransform["Orientation"];
glm::quat totalOrientation = m_Renderer->Camera()->Orientation() * glm::inverse(glm::quat(widgetOrientation));
glm::quat totalOrientation = m_Camera->Orientation() * glm::inverse(glm::quat(widgetOrientation));
int width;
int height;
@@ -140,14 +139,14 @@ bool EditorSystem::OnMouseMove(const Events::MouseMove& e)
delta2,
m_WidgetPickingDepth,
res,
m_Renderer->Camera()->ProjectionMatrix(),
m_Camera->ProjectionMatrix(),
glm::toMat4(glm::inverse(totalOrientation))
);
glm::vec3 origin = ScreenCoords::ToWorldPos(
glm::vec2(res.Width / 2.f, res.Height / 2.f),
m_WidgetPickingDepth,
res,
m_Renderer->Camera()->ProjectionMatrix(),
m_Camera->ProjectionMatrix(),
glm::toMat4(glm::inverse(totalOrientation))
);
deltaWorld = deltaWorld - origin;
@@ -160,7 +159,7 @@ bool EditorSystem::OnMouseMove(const Events::MouseMove& e)
EntityID parent = m_World->GetParent(m_Selection);
glm::quat inverseParentOrientation;
//if (parent != 0) {
inverseParentOrientation = glm::inverse(RenderQueueFactory::AbsoluteOrientation(m_World, parent));
inverseParentOrientation = glm::inverse(Transform::AbsoluteOrientation(m_World, parent));
//}
(glm::vec3&)m_World->GetComponent(m_Selection, "Transform")["Position"] += inverseParentOrientation * movement;
} else if (m_WidgetSpace == WidgetSpace::Local) {
@@ -176,10 +175,10 @@ bool EditorSystem::OnMouseMove(const Events::MouseMove& e)
EntityID parent = m_World->GetParent(m_Selection);
glm::quat parentOrientation;
//if (parent != 0) {
// parentOrientation = RenderQueueFactory::AbsoluteOrientation(m_World, parent);
// parentOrientation = RenderSystem::AbsoluteOrientation(m_World, parent);
//}
glm::vec3& selectionOrientation = m_World->GetComponent(m_Selection, "Transform")["Orientation"];
glm::quat currentOrientation = RenderQueueFactory::AbsoluteOrientation(m_World, m_Selection);
glm::quat currentOrientation = Transform::AbsoluteOrientation(m_World, m_Selection);
//glm::quat currentOrientation = parentOrientation * glm::quat(selectionOrientation);
glm::quat deltaOrientation(finalMovement);
selectionOrientation = glm::eulerAngles(glm::inverse(parentOrientation) * (deltaOrientation * currentOrientation));
@@ -235,10 +234,10 @@ bool EditorSystem::OnMouseRelease(const Events::MouseRelease& e)
return true;
}
bool EditorSystem::OnPicking(const Events::Picking& e)
void EditorSystem::Picking()
{
for (auto& pos : m_PickingQueue) {
auto result = e.Pick(pos);
auto result = m_Renderer->Pick(pos);
EntityID entity = result.Entity;
if (glm::length2(m_WidgetCurrentAxis) > 0.f) {
// ???
@@ -246,6 +245,7 @@ bool EditorSystem::OnPicking(const Events::Picking& e)
LOG_INFO("Selected %i", entity);
if (entity != EntityID_Invalid) {
EntityID parent = m_World->GetParent(entity);
m_Camera = result.Camera;
if (parent == m_Widget) {
m_WidgetCurrentAxis = glm::vec3(
(entity == m_WidgetX) || (entity == m_WidgetOrigin) || (entity == m_WidgetPlaneY || entity == m_WidgetPlaneZ),
@@ -253,7 +253,6 @@ bool EditorSystem::OnPicking(const Events::Picking& e)
(entity == m_WidgetZ) || (entity == m_WidgetOrigin) || (entity == m_WidgetPlaneX || entity == m_WidgetPlaneY)
);
m_WidgetPickingDepth = result.Depth;
//auto widgetTransform = m_World->GetComponent(m_Widget, "Transform");
//auto selectionTransform = m_World->GetComponent(m_Selection, "Transform");
//widgetTransform["Position"] = (glm::vec3)selectionTransform["Position"];
@@ -269,7 +268,6 @@ bool EditorSystem::OnPicking(const Events::Picking& e)
}
}
m_PickingQueue.clear();
return true;
};
bool EditorSystem::OnFileDropped(const Events::FileDropped& e)
@@ -323,10 +321,10 @@ void EditorSystem::updateWidget()
if (m_Selection != EntityID_Invalid) {
auto widgetTransform = m_World->GetComponent(m_Widget, "Transform");
glm::vec3 selectionPosition = RenderQueueFactory::AbsolutePosition(m_World, m_Selection);
glm::vec3 selectionPosition = Transform::AbsolutePosition(m_World, m_Selection);
widgetTransform["Position"] = selectionPosition;
if (m_WidgetSpace == WidgetSpace::Local) {
widgetTransform["Orientation"] = glm::eulerAngles(RenderQueueFactory::AbsoluteOrientation(m_World, m_Selection));
widgetTransform["Orientation"] = glm::eulerAngles(Transform::AbsoluteOrientation(m_World, m_Selection));
}
}
}
@@ -361,7 +359,7 @@ void EditorSystem::setWidgetMode(WidgetMode newMode)
if (m_Selection != EntityID_Invalid) {
if (m_WidgetSpace == WidgetSpace::Local) {
auto selectionTransform = m_World->GetComponent(m_Selection, "Transform");
widgetTransform["Orientation"] = glm::eulerAngles(RenderQueueFactory::AbsoluteOrientation(m_World, m_Selection));
widgetTransform["Orientation"] = glm::eulerAngles(Transform::AbsoluteOrientation(m_World, m_Selection));
}
}
} else if (newMode == WidgetMode::Scale) {
@@ -372,7 +370,7 @@ void EditorSystem::setWidgetMode(WidgetMode newMode)
m_World->GetComponent(m_WidgetOrigin, "Model")["Resource"] = "Models/ScaleWidgetOrigin.obj";
if (m_Selection != EntityID_Invalid) {
auto selectionTransform = m_World->GetComponent(m_Selection, "Transform");
widgetTransform["Orientation"] = glm::eulerAngles(RenderQueueFactory::AbsoluteOrientation(m_World, m_Selection));
widgetTransform["Orientation"] = glm::eulerAngles(Transform::AbsoluteOrientation(m_World, m_Selection));
}
} else if (newMode == WidgetMode::Rotate) {
m_World->GetComponent(m_WidgetX, "Model")["Resource"] = "Models/RotationWidgetX.obj";
@@ -381,7 +379,7 @@ void EditorSystem::setWidgetMode(WidgetMode newMode)
if (m_Selection != EntityID_Invalid) {
auto selectionTransform = m_World->GetComponent(m_Selection, "Transform");
if (m_WidgetSpace == WidgetSpace::Local) {
widgetTransform["Orientation"] = glm::eulerAngles(RenderQueueFactory::AbsoluteOrientation(m_World, m_Selection));
widgetTransform["Orientation"] = glm::eulerAngles(Transform::AbsoluteOrientation(m_World, m_Selection));
}
}
}
src/Engine/Rendering/Camera.cpp
+12 -9
View File
@@ -50,6 +50,18 @@ void Camera::SetOrientation(glm::quat val)
UpdateViewMatrix();
}
void Camera::SetProjectionMatrix(glm::mat4 val)
{
m_ProjectionMatrix = val;
}
void Camera::SetViewMatrix(glm::mat4 val)
{
m_ViewMatrix = val;
}
//void Camera::Pitch(float val)
//{
// m_Pitch = val;
@@ -64,15 +76,6 @@ void Camera::SetOrientation(glm::quat val)
void Camera::UpdateProjectionMatrix()
{
// m_ProjectionMatrix = glm::ortho(
// -16.f,
// 16.f,
// -9.f,
// 9.f,
// m_NearClip,
// m_FarClip
// );
m_ProjectionMatrix = glm::perspective(m_FOV, m_AspectRatio, m_NearClip, m_FarClip);
}
src/Engine/Rendering/DrawScenePass.cpp
+8 -11
View File
@@ -21,29 +21,25 @@ void DrawScenePass::InitializeShaderPrograms()
m_BasicForwardProgram->AddShader(std::shared_ptr<Shader>(new FragmentShader("Shaders/BasicForward.frag.glsl")));
m_BasicForwardProgram->Compile();
m_BasicForwardProgram->Link();
}
void DrawScenePass::Draw(RenderQueueCollection& rq)
void DrawScenePass::Draw(RenderScene& scene)
{
//glBindFramebuffer(GL_FRAMEBUFFER, 0);
GLERROR("Renderer::Draw PickingPass");
DrawScenePassState state;
DrawScenePassState state = DrawScenePassState();
//TODO: Render: Add code for more jobs than modeljobs.
for (auto &job : rq.Forward) {
for (auto &job : scene.ForwardJobs) {
auto modelJob = std::dynamic_pointer_cast<ModelJob>(job);
if (modelJob) {
GLuint ShaderHandle = m_BasicForwardProgram->GetHandle();
m_BasicForwardProgram->Bind();
//TODO: Kolla upp "header/include/common" shader saken så man slipper skicka in asmycket uniforms
glUniformMatrix4fv(glGetUniformLocation(ShaderHandle, "M"), 1, GL_FALSE, glm::value_ptr(modelJob->ModelMatrix));
glUniformMatrix4fv(glGetUniformLocation(ShaderHandle, "V"), 1, GL_FALSE, glm::value_ptr(m_Renderer->Camera()->ViewMatrix()));
glUniformMatrix4fv(glGetUniformLocation(ShaderHandle, "P"), 1, GL_FALSE, glm::value_ptr(m_Renderer->Camera()->ProjectionMatrix()));
glUniformMatrix4fv(glGetUniformLocation(ShaderHandle, "M"), 1, GL_FALSE, glm::value_ptr(modelJob->Matrix));
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()));
glUniform4fv(glGetUniformLocation(ShaderHandle, "Color"), 1, glm::value_ptr(modelJob->Color));
//TODO: Renderer: bättre textur felhantering samt fler texturer stöd
@@ -59,8 +55,9 @@ void DrawScenePass::Draw(RenderQueueCollection& rq)
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, modelJob->Model->ElementBuffer);
glDrawElementsBaseVertex(GL_TRIANGLES, modelJob->EndIndex - modelJob->StartIndex + 1, GL_UNSIGNED_INT, 0, modelJob->StartIndex);
continue;
//continue;
}
}
GLERROR("DrawScene Error");
}
src/Engine/Rendering/DrawScenePassState.cpp
+4 -2
View File
@@ -8,8 +8,10 @@ DrawScenePassState::DrawScenePassState()
GLERROR("---");
Enable(GL_DEPTH_TEST);
Enable(GL_CULL_FACE);
ClearColor(glm::vec4(255.f / 255, 163.f / 255, 176.f / 255, 0.f));
Clear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
Enable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
// ClearColor(glm::vec4(255.f / 255, 163.f / 255, 176.f / 255, 0.f));
// Clear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
}
DrawScenePassState::~DrawScenePassState()
src/Engine/Rendering/DummyRenderer.cpp
+1 -8
View File
@@ -39,17 +39,10 @@ void DummyRenderer::Initialize()
exit(EXIT_FAILURE);
}
// Create default camera
m_DefaultCamera = new ::Camera((float)m_Resolution.Width / m_Resolution.Height, glm::radians(45.f), 0.01f, 5000.f);
m_DefaultCamera->SetPosition(glm::vec3(0, 0, 0));
if (m_Camera == nullptr) {
m_Camera = m_DefaultCamera;
}
glfwSwapInterval(m_VSYNC);
}
void DummyRenderer::Draw(RenderQueueCollection& rq)
void DummyRenderer::Draw(RenderFrame& rq)
{
glClearColor(255.f / 255, 163.f / 255, 176.f / 255, 0.f);
glClear(GL_COLOR_BUFFER_BIT);
src/Engine/Rendering/PickingPass.cpp
+81 -42
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@@ -43,70 +43,109 @@ void PickingPass::InitializeShaderPrograms()
m_PickingProgram->Link();
}
void PickingPass::Draw(RenderQueueCollection& rq)
void PickingPass::Draw(RenderScene& scene)
{
m_PickingColorsToEntity.clear();
PickingPassState* state = new PickingPassState(m_PickingBuffer.GetHandle());
int r = 0;
int g = 0;
//TODO: Render: Add code for more jobs than modeljobs.
GLuint ShaderHandle = m_PickingProgram->GetHandle();
m_PickingProgram->Bind();
std::map<EntityID, glm::vec2> entityColors;
for (auto &job : rq.Forward) {
auto modelJob = std::dynamic_pointer_cast<ModelJob>(job);
m_Camera = scene.Camera;
if (modelJob) {
int pickColor[2] = { r, g };
auto color = entityColors.find(modelJob->Entity);
if (color != entityColors.end()) {
pickColor[0] = color->second[0];
pickColor[1] = color->second[1];
} else {
entityColors[modelJob->Entity] = glm::vec2(pickColor[0], pickColor[1]);
if (r + 10 > 255) {
r = 0;
g += 1;
for (auto &job : scene.ForwardJobs) {
auto modelJob = std::dynamic_pointer_cast<ModelJob>(job);
if (modelJob) {
int pickColor[2] = { m_ColorCounter[0], m_ColorCounter[1] };
PickingInfo pickInfo;
pickInfo.Entity = modelJob->Entity;
pickInfo.World = modelJob->World;
pickInfo.Camera = scene.Camera;
auto color = m_EntityColors.find(std::make_tuple(pickInfo.Entity, pickInfo.World, pickInfo.Camera));
if (color != m_EntityColors.end()) {
pickColor[0] = color->second[0];
pickColor[1] = color->second[1];
} else {
r += 1;
m_EntityColors[std::make_tuple(pickInfo.Entity, pickInfo.World, pickInfo.Camera)] = glm::ivec2(pickColor[0], pickColor[1]);
if (m_ColorCounter[0] > 255) {
m_ColorCounter[0] = 0;
m_ColorCounter[1]++;;
} else {
m_ColorCounter[0]++;;
}
}
}
m_PickingColorsToEntity[glm::vec2(pickColor[0], pickColor[1])] = modelJob->Entity;
//Render picking stuff
//TODO: Kolla upp "header/include/common" shader saken så man slipper skicka in asmycket uniforms
glUniformMatrix4fv(glGetUniformLocation(ShaderHandle, "M"), 1, GL_FALSE, glm::value_ptr(modelJob->ModelMatrix));
glUniformMatrix4fv(glGetUniformLocation(ShaderHandle, "V"), 1, GL_FALSE, glm::value_ptr(m_Renderer->Camera()->ViewMatrix()));
glUniformMatrix4fv(glGetUniformLocation(ShaderHandle, "P"), 1, GL_FALSE, glm::value_ptr(m_Renderer->Camera()->ProjectionMatrix()));
glUniform2fv(glGetUniformLocation(ShaderHandle, "PickingColor"), 1, glm::value_ptr(glm::vec2(pickColor[0], pickColor[1])));
glBindVertexArray(modelJob->Model->VAO);
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, modelJob->Model->ElementBuffer);
glDrawElementsBaseVertex(GL_TRIANGLES, modelJob->EndIndex - modelJob->StartIndex + 1, GL_UNSIGNED_INT, nullptr, modelJob->StartIndex);
m_PickingColorsToEntity[glm::ivec2(pickColor[0], pickColor[1])] = pickInfo;
glUniformMatrix4fv(glGetUniformLocation(ShaderHandle, "M"), 1, GL_FALSE, glm::value_ptr(modelJob->Matrix));
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()));
glUniform2fv(glGetUniformLocation(ShaderHandle, "PickingColor"), 1, glm::value_ptr(glm::vec2(pickColor[0], pickColor[1])));
glBindVertexArray(modelJob->Model->VAO);
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, modelJob->Model->ElementBuffer);
glDrawElementsBaseVertex(GL_TRIANGLES, modelJob->EndIndex - modelJob->StartIndex + 1, GL_UNSIGNED_INT, nullptr, modelJob->StartIndex);
}
}
}
m_PickingBuffer.Unbind();
GLERROR("PickingPass Error");
//Publish pick event every frame with the pick data that can be picked by the event
delete state;
}
void PickingPass::ClearPicking()
{
m_PickingColorsToEntity.clear();
m_EntityColors.clear();
m_ColorCounter[0] = 0;
m_ColorCounter[1] = 0;
m_PickingBuffer.Bind();
glClearColor(0.f, 0.f, 0.f, 0.f);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
m_PickingBuffer.Unbind();
}
PickData PickingPass::Pick(glm::vec2 screenCoord)
{
int fbWidth;
int fbHeight;
glfwGetFramebufferSize(m_Renderer->Window(), &fbWidth, &fbHeight);
Events::Picking pickEvent = Events::Picking(
&m_PickingBuffer,
&m_DepthBuffer,
m_Renderer->Camera()->ProjectionMatrix(),
m_Renderer->Camera()->ViewMatrix(),
Rectangle(fbWidth, fbHeight),
&m_PickingColorsToEntity);
m_EventBroker->Publish(pickEvent);
Rectangle resolution = Rectangle(fbWidth, fbHeight);
PickData pickData;
// Invert screen y coordinate
screenCoord.y = resolution.Height - screenCoord.y;
ScreenCoords::PixelData data = ScreenCoords::ToPixelData(screenCoord, &m_PickingBuffer, m_DepthBuffer);
pickData.Depth = data.Depth;
delete state;
PickingInfo pickInfo;
auto it = m_PickingColorsToEntity.find(glm::ivec2(data.Color[0], data.Color[1]));
if (it != m_PickingColorsToEntity.end()) {
pickInfo = it->second;
} else {
pickData.Entity = EntityID_Invalid;
}
pickData.Position = ScreenCoords::ToWorldPos(screenCoord.x, screenCoord.y, data.Depth, resolution, pickInfo.Camera->ProjectionMatrix(), pickInfo.Camera->ViewMatrix());
pickData.Entity = pickInfo.Entity;
pickData.Camera = pickInfo.Camera;
pickData.World = pickInfo.World;
return pickData;
}
void PickingPass::GenerateTexture(GLuint* texture, GLenum wrapping, GLenum filtering, glm::vec2 dimensions, GLint internalFormat, GLint format, GLenum type) const
src/Engine/Rendering/PickingPassState.cpp
+2 -2
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@@ -10,8 +10,8 @@ PickingPassState::PickingPassState(GLuint frameBuffer)
Enable(GL_CULL_FACE);
glm::vec4 clearColor = glm::vec4(0.f);
ClearColor(clearColor);
Clear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
//ClearColor(clearColor);
//Clear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
}
PickingPassState::~PickingPassState()
src/Engine/Rendering/RawModel.cpp
+4
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@@ -81,6 +81,9 @@ RawModel::RawModel(std::string fileName)
float opacity;
material->Get(AI_MATKEY_OPACITY, opacity);
desc.DiffuseVertexColor = glm::vec4(diffuse.r, diffuse.g, diffuse.b, opacity);
desc.DiffuseVertexColor = glm::vec4(diffuse.r, diffuse.g, diffuse.b, opacity);
// Material specular color
aiColor3D specular;
material->Get(AI_MATKEY_COLOR_SPECULAR, specular);
@@ -134,6 +137,7 @@ RawModel::RawModel(std::string fileName)
matGroup.EndIndex = m_Indices.size() - 1;
// Material shininess
material->Get(AI_MATKEY_SHININESS, matGroup.Shininess);
material->Get(AI_MATKEY_OPACITY, matGroup.Transparency);
//LOG_DEBUG("Shininess: %f", matGroup.Shininess);
// Diffuse texture
//LOG_DEBUG("%i diffuse textures found", material->GetTextureCount(aiTextureType_DIFFUSE));
src/Engine/Rendering/RenderQueueFactory.cpp
-116
View File
@@ -1,116 +0,0 @@
#include "Rendering/RenderQueueFactory.h"
RenderQueueFactory::RenderQueueFactory()
{
m_RenderQueues = RenderQueueCollection();
}
void RenderQueueFactory::Update(World* world)
{
m_RenderQueues.Clear();
FillModels(world, &m_RenderQueues.Forward);
FillLights(world, &m_RenderQueues.Lights);
}
glm::mat4 RenderQueueFactory::ModelMatrix(World* world, EntityID entity)
{
glm::vec3 position = AbsolutePosition(world, entity);
glm::quat orientation = AbsoluteOrientation(world, entity);
glm::vec3 scale = AbsoluteScale(world, entity);
glm::mat4 modelMatrix = glm::translate(glm::mat4(), position) * glm::toMat4(orientation) * glm::scale(scale);
return modelMatrix;
}
glm::vec3 RenderQueueFactory::AbsolutePosition(World* world, EntityID entity)
{
glm::vec3 position;
while (entity != EntityID_Invalid) {
ComponentWrapper transform = world->GetComponent(entity, "Transform");
EntityID parent = world->GetParent(entity);
//if (parent != EntityID_Invalid) {
position += AbsoluteOrientation(world, parent) * (glm::vec3)transform["Position"];
//} else {
// position += (glm::vec3)transform["Position"];
//}
entity = parent;
}
return position;
}
glm::quat RenderQueueFactory::AbsoluteOrientation(World* world, EntityID entity)
{
glm::quat orientation;
while (entity != EntityID_Invalid) {
ComponentWrapper transform = world->GetComponent(entity, "Transform");
orientation = glm::quat((glm::vec3)transform["Orientation"]) * orientation;
entity = world->GetParent(entity);
}
return orientation;
}
glm::vec3 RenderQueueFactory::AbsoluteScale(World* world, EntityID entity)
{
glm::vec3 scale(1.f);
while (entity != EntityID_Invalid) {
ComponentWrapper transform = world->GetComponent(entity, "Transform");
scale *= (glm::vec3)transform["Scale"];
entity = world->GetParent(entity);
}
return scale;
}
void RenderQueueFactory::FillModels(World* world, RenderQueue* renderQueue)
{
auto models = world->GetComponents("Model");
if (models == nullptr) {
return;
}
for (auto& modelC : *models) {
bool visible = modelC["Visible"];
if (!visible) {
continue;
}
std::string resource = modelC["Resource"];
if (resource.empty()) {
continue;
}
glm::vec4 color = modelC["Color"];
Model* model = ResourceManager::Load<Model>(resource);
if (model == nullptr) {
model = ResourceManager::Load<Model>("Models/Core/Error.obj");
}
for (auto texGroup : model->TextureGroups) {
ModelJob job;
job.TextureID = (texGroup.Texture) ? texGroup.Texture->ResourceID : 0;
job.DiffuseTexture = texGroup.Texture.get();
job.NormalTexture = texGroup.NormalMap.get();
job.SpecularTexture = texGroup.SpecularMap.get();
job.Model = model;
job.StartIndex = texGroup.StartIndex;
job.EndIndex = texGroup.EndIndex;
job.ModelMatrix = model->m_Matrix * ModelMatrix(world, modelC.EntityID);
job.Color = color;
//TODO: RENDERER: Not sure if the best solution for pickingColor to entity link is this
job.Entity = modelC.EntityID;
renderQueue->Add(job);
}
}
}
void RenderQueueFactory::FillLights(World* world, RenderQueue* renderQueue)
{
}
src/Engine/Rendering/RenderSystem.cpp
+194
View File
@@ -0,0 +1,194 @@
#include "Rendering/RenderSystem.h"
#include "Rendering/DebugCameraInputController.h"
RenderSystem::RenderSystem(EventBroker* eventBrokerer, const IRenderer* renderer, RenderFrame* renderFrame) :ImpureSystem(eventBrokerer)
{
m_Renderer = renderer;
m_RenderFrame = renderFrame;
EVENT_SUBSCRIBE_MEMBER(m_ESetCamera, &RenderSystem::OnSetCamera);
EVENT_SUBSCRIBE_MEMBER(m_EInputCommand, &RenderSystem::OnInputCommand);
m_DefaultCamera = new Camera((float)m_Renderer->Resolution().Width / m_Renderer->Resolution().Height, glm::radians(45.f), 0.01f, 5000.f);
m_DefaultCamera->SetPosition(glm::vec3(0, 0, 10));
if (m_Camera == nullptr) {
m_Camera = m_DefaultCamera;
}
}
bool RenderSystem::OnSetCamera(const Events::SetCamera &event)
{
auto cameras = m_World->GetComponents("Camera");
if (cameras != nullptr) {
for (auto it = cameras->begin(); it != cameras->end(); it++) {
if ((std::string)(*it)["Name"] == event.Name) {
switchCamera((*it).EntityID);
}
}
}
return true;
}
void RenderSystem::switchCamera(EntityID entity)
{
if(m_World->HasComponent(entity, "Camera")) {
if (m_CurrentCamera != EntityID_Invalid) {
if (m_World->HasComponent(m_CurrentCamera, "Model")) {
m_World->GetComponent(m_CurrentCamera, "Model")["Visible"] = true;
}
}
if (m_World->HasComponent(entity, "Model")) {
m_World->GetComponent(entity, "Model")["Visible"] = false;
}
m_CurrentCamera = entity;
m_SwitchCamera = false;
} else {
LOG_ERROR("Entity %i does not have a CameraComponent", entity);
m_SwitchCamera = false;
}
}
void RenderSystem::updateProjectionMatrix(ComponentWrapper& cameraComponent)
{
double fov = cameraComponent["FOV"];
double aspectRatio = m_Renderer->Resolution().Width / m_Renderer->Resolution().Height;
double nearClip = cameraComponent["NearClip"];
double farClip = cameraComponent["FarClip"];
double fovY = atan(tan(glm::radians(fov)/2.0) * aspectRatio) * 2.0;
m_ProjectionMatrix = glm::perspective(fovY, aspectRatio, nearClip, farClip);
m_Camera->SetFOV(fovY);
m_Camera->SetAspectRatio(aspectRatio);
m_Camera->SetNearClip(nearClip);
m_Camera->SetFarClip(farClip);
m_Camera->UpdateProjectionMatrix();
}
void RenderSystem::fillModels(std::list<std::shared_ptr<RenderJob>>& jobs, World* world)
{
auto models = world->GetComponents("Model");
if (models == nullptr) {
return;
}
for (auto& modelComponent : *models) {
bool visible = modelComponent["Visible"];
if (!visible) {
continue;
}
std::string resource = modelComponent["Resource"];
if (resource.empty()) {
continue;
}
Model* model = ResourceManager::Load<::Model>(resource);
if (model == nullptr) {
model = ResourceManager::Load<::Model>("Models/Core/Error.obj");
}
glm::mat4 modelMatrix = Transform::ModelMatrix(modelComponent.EntityID, world);
for (auto texGroup : model->TextureGroups) {
std::shared_ptr<ModelJob> modelJob = std::shared_ptr<ModelJob>(new ModelJob(model, m_Camera, modelMatrix, texGroup, modelComponent, world));
jobs.push_back(modelJob);
}
}
}
bool RenderSystem::OnInputCommand(const Events::InputCommand& e)
{
if (e.Command == "SwitchCamera" && e.Value > 0) {
m_SwitchCamera = true;
return true;
} else {
return false;
}
}
void RenderSystem::Update(World* world, double dt)
{
m_World = world;
m_EventBroker->Process<RenderSystem>();
updateCamera(world, dt);
//Only supports opaque geometry atm
m_RenderFrame->Clear();
RenderScene rs;
rs.Camera = m_Camera;
rs.Viewport = Rectangle(1280, 720);
fillModels(rs.ForwardJobs, world);
m_RenderFrame->Add(rs);
}
void RenderSystem::updateCamera(World* world, double dt)
{
static DebugCameraInputController<RenderSystem> firstPersonInputController(m_EventBroker, -1);
if (m_SwitchCamera) {
auto cameras = world->GetComponents("Camera");
for (auto it = cameras->begin(); it != cameras->end(); it++) {
if ((*it).EntityID == m_CurrentCamera) {
it++;
if (it != cameras->end()) {
switchCamera((*it).EntityID);
} else {
switchCamera((*cameras->begin()).EntityID);
}
break;
}
}
ComponentWrapper& cameraComponent = world->GetComponent(m_CurrentCamera, "Camera");
ComponentWrapper& cameraTransform = world->GetComponent(m_CurrentCamera, "Transform");
firstPersonInputController.SetOrientation(glm::quat((glm::vec3)cameraTransform["Orientation"]));
firstPersonInputController.SetPosition(cameraTransform["Position"]);
}
if (m_World->ValidEntity(m_CurrentCamera)) {
if (world->HasComponent(m_CurrentCamera, "Camera") && world->HasComponent(m_CurrentCamera, "Transform")) {
ComponentWrapper& cameraComponent = world->GetComponent(m_CurrentCamera, "Camera");
ComponentWrapper& cameraTransform = world->GetComponent(m_CurrentCamera, "Transform");
firstPersonInputController.Update(dt);
(glm::vec3&)cameraTransform["Orientation"] = glm::eulerAngles(firstPersonInputController.Orientation());
(glm::vec3&)cameraTransform["Position"] = firstPersonInputController.Position();
glm::vec3 position = Transform::AbsolutePosition(world, m_CurrentCamera);
glm::quat orientation = Transform::AbsoluteOrientation(world, m_CurrentCamera);
m_Camera->SetPosition(position);
m_Camera->SetOrientation(orientation);
updateProjectionMatrix(cameraComponent);
}
} else {
m_Camera = m_DefaultCamera;
auto cameras = world->GetComponents("Camera");
if (cameras != nullptr) {
if (cameras->begin() != cameras->end()) {
ComponentWrapper& cameraC = *cameras->begin();
switchCamera(cameraC.EntityID);
ComponentWrapper& cameraComponent = world->GetComponent(m_CurrentCamera, "Camera");
ComponentWrapper& cameraTransform = world->GetComponent(m_CurrentCamera, "Transform");
firstPersonInputController.SetOrientation(glm::quat((glm::vec3)cameraTransform["Orientation"]));
firstPersonInputController.SetPosition(cameraTransform["Position"]);
}
}
}
m_Camera->UpdateViewMatrix();
}
src/Engine/Rendering/Renderer.cpp
+30 -147
View File
@@ -3,27 +3,27 @@
void Renderer::Initialize()
{
InitializeWindow();
// Create default camera
m_DefaultCamera = new ::Camera((float)m_Resolution.Width / m_Resolution.Height, glm::radians(45.f), 0.01f, 5000.f);
m_DefaultCamera->SetPosition(glm::vec3(0, 0, 10));
if (m_Camera == nullptr) {
m_Camera = m_DefaultCamera;
}
m_DebugCameraInputController = std::make_shared<DebugCameraInputController<Renderer>>(m_EventBroker, -1);
TEMPCreateLights();
InitializeRenderPasses();
glfwSwapInterval(m_VSYNC);
InitializeShaders();
InitializeTextures();
InitializeSSBOs();
//CalculateFrustum();
m_ScreenQuad = ResourceManager::Load<Model>("Models/Core/ScreenQuad.obj");
m_UnitQuad = ResourceManager::Load<Model>("Models/Core/UnitQuad.obj");
m_UnitSphere = ResourceManager::Load<Model>("Models/Core/UnitSphere.obj");
m_ImGuiRenderPass = new ImGuiRenderPass(this, m_EventBroker);
// Create default camera
m_DefaultCamera = new ::Camera((float)m_Resolution.Width / m_Resolution.Height, glm::radians(45.f), 0.01f, 5000.f);
m_DefaultCamera->SetPosition(glm::vec3(0, 0, 10));
if (m_Camera == nullptr) {
m_Camera = m_DefaultCamera;
}
}
void Renderer::InitializeWindow()
@@ -75,52 +75,11 @@ void Renderer::InitializeShaders()
m_DrawScreenQuadProgram->AddShader(std::shared_ptr<Shader>(new FragmentShader("Shaders/DrawScreenQuad.frag.glsl")));
m_DrawScreenQuadProgram->Compile();
m_DrawScreenQuadProgram->Link();
//m_CalculateFrustumProgram = ResourceManager::Load<ShaderProgram>("#CalculateFrustumProgram");
//m_CalculateFrustumProgram.AddShader(std::shared_ptr<Shader>(new ComputeShader("Shaders/GridFrustum.comp.glsl")));
//m_CalculateFrustumProgram.Compile();
//m_CalculateFrustumProgram.Link();
//m_LightCullProgram = ResourceManager::Load<ShaderProgram>("#LightCullProgram");
//m_LightCullProgram.AddShader(std::shared_ptr<Shader>(new ComputeShader("Shaders/cullLights.comp.glsl")));
//m_LightCullProgram.Compile();
//m_LightCullProgram.Link();
}
void Renderer::InputUpdate(double dt)
{
glm::vec3 m_Position = m_Camera->Position();
if (glfwGetKey(m_Window, GLFW_KEY_O) == GLFW_PRESS)
{
m_Position = glm::vec3(0.f, 0.f, 5.f);
}
if (glfwGetKey(m_Window, GLFW_KEY_W) == GLFW_PRESS)
{
m_Position += m_Camera->Forward() * m_CameraMoveSpeed * (float)dt;
}
if (glfwGetKey(m_Window, GLFW_KEY_S) == GLFW_PRESS)
{
m_Position -= m_Camera->Forward() * m_CameraMoveSpeed * (float)dt;
}
if (glfwGetKey(m_Window, GLFW_KEY_D) == GLFW_PRESS)
{
m_Position += m_Camera->Right() * m_CameraMoveSpeed * (float)dt;
}
if (glfwGetKey(m_Window, GLFW_KEY_A) == GLFW_PRESS)
{
m_Position -= m_Camera->Right() * m_CameraMoveSpeed * (float)dt;
}
if (glfwGetKey(m_Window, GLFW_KEY_LEFT_SHIFT) == GLFW_PRESS)
{
m_CameraMoveSpeed = 5.f;
}
else {
m_CameraMoveSpeed = 0.5f;
}
m_DebugCameraInputController->Update(dt);
m_Camera->SetOrientation(m_DebugCameraInputController->Orientation());
m_Camera->SetPosition(m_DebugCameraInputController->Position());
}
void Renderer::Update(double dt)
@@ -130,20 +89,31 @@ void Renderer::Update(double dt)
m_ImGuiRenderPass->Update(dt);
}
void Renderer::Draw(RenderQueueCollection& rq)
void Renderer::Draw(RenderFrame& frame)
{
m_PickingPass->Draw(rq);
//DrawScreenQuad(m_PickingPass->PickingTexture());
//CullLights();
glClearColor(255.f / 255, 163.f / 255, 176.f / 255, 1.f);
glClearColor(255.f / 255, 163.f / 255, 176.f / 255, 0.f);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
m_PickingPass->ClearPicking();
for (auto scene : frame.RenderScenes){
m_Camera = scene->Camera; // remove renderer camera when Editor uses the render scene cameras.
m_PickingPass->Draw(*scene);
m_DrawScenePass->Draw(*scene);
GLERROR("Renderer::Draw m_DrawScenePass->Draw");
}
m_DrawScenePass->Draw(rq);
GLERROR("Renderer::Draw m_DrawScenePass->Draw");
m_ImGuiRenderPass->Draw();
glfwSwapBuffers(m_Window);
}
PickData Renderer::Pick(glm::vec2 screenCoord)
{
return m_PickingPass->Pick(screenCoord);
}
void Renderer::DrawScreenQuad(GLuint textureToDraw)
{
glBindFramebuffer(GL_FRAMEBUFFER, 0);
@@ -183,95 +153,8 @@ void Renderer::GenerateTexture(GLuint* texture, GLenum wrapping, GLenum filterin
GLERROR("Texture initialization failed");
}
void Renderer::InitializeSSBOs()
{
printf("Size: %i\n", sizeof(m_Frustums));
glGenBuffers(1, &m_FrustumSSBO);
glBindBuffer(GL_SHADER_STORAGE_BUFFER, m_FrustumSSBO);
glBufferData(GL_SHADER_STORAGE_BUFFER, sizeof(m_Frustums), &m_Frustums, GL_DYNAMIC_COPY);
glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 0, m_FrustumSSBO);
glBindBuffer(GL_SHADER_STORAGE_BUFFER, 0);
GLERROR("m_FrustumSSBO");
glGenBuffers(1, &m_LightSSBO);
glBindBuffer(GL_SHADER_STORAGE_BUFFER, m_LightSSBO);
glBufferData(GL_SHADER_STORAGE_BUFFER, sizeof(m_PointLights), &m_PointLights, GL_DYNAMIC_COPY);
glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 1, m_LightSSBO);
glBindBuffer(GL_SHADER_STORAGE_BUFFER, 0);
GLERROR("m_LightSSBO");
glGenBuffers(1, &m_LightGridSSBO);
glBindBuffer(GL_SHADER_STORAGE_BUFFER, m_LightGridSSBO);
glBufferData(GL_SHADER_STORAGE_BUFFER, sizeof(m_LightGrid), &m_LightGrid, GL_DYNAMIC_COPY);
glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 2, m_LightGridSSBO);
glBindBuffer(GL_SHADER_STORAGE_BUFFER, 0);
GLERROR("m_LightGridSSBO");
glGenBuffers(1, &m_LightOffsetSSBO);
glBindBuffer(GL_SHADER_STORAGE_BUFFER, m_LightOffsetSSBO);
glBufferData(GL_SHADER_STORAGE_BUFFER, sizeof(m_LightOffset), &m_LightOffset, GL_DYNAMIC_COPY);
glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 3, m_LightOffsetSSBO);
glBindBuffer(GL_SHADER_STORAGE_BUFFER, 0);
GLERROR("m_LightOffsetSSBO");
glGenBuffers(1, &m_LightIndexSSBO);
glBindBuffer(GL_SHADER_STORAGE_BUFFER, m_LightIndexSSBO);
glBufferData(GL_SHADER_STORAGE_BUFFER, sizeof(m_LightIndex), &m_LightIndex, GL_DYNAMIC_COPY);
glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 4, m_LightIndexSSBO);
glBindBuffer(GL_SHADER_STORAGE_BUFFER, 0);
GLERROR("m_LightIndexSSBO");
}
void Renderer::InitializeRenderPasses()
{
m_DrawScenePass = new DrawScenePass(this);
m_PickingPass = new PickingPass(this, m_EventBroker);
}
void Renderer::CalculateFrustum()
{
GLERROR("CalculateFrustum Error-1");
m_CalculateFrustumProgram->Bind();
GLERROR("CalculateFrustum Error1");
glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 0, m_FrustumSSBO);
GLERROR("CalculateFrustum Error2");
glUniformMatrix4fv(glGetUniformLocation(m_CalculateFrustumProgram->GetHandle(), "P"), 1, false, glm::value_ptr(m_Camera->ProjectionMatrix()));
GLERROR("CalculateFrustum Error3");
glUniform2f(glGetUniformLocation(m_CalculateFrustumProgram->GetHandle(), "ScreenDimensions"), m_Resolution.Width, m_Resolution.Height);
GLERROR("CalculateFrustum Error4");
glDispatchCompute(5, 3, 1);
GLERROR("CalculateFrustum Error5");
}
void Renderer::TEMPCreateLights()
{
for (int i = 0; i < NUM_LIGHTS; i++) {
m_PointLights[i].Position = glm::vec4(i, 0.f, 0.f, 0.f);
m_PointLights[i].Color = glm::vec4(1.f, 0.5f, 0.f + i*0.1f, 1.f);
}
}
void Renderer::CullLights()
{
m_LightCullProgram->Bind();
glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 0, m_FrustumSSBO);
glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 1, m_LightSSBO);
glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 2, m_LightGridSSBO);
glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 3, m_LightOffsetSSBO);
glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 4, m_LightIndexSSBO);
glDispatchCompute(m_Resolution.Width / TILE_SIZE, m_Resolution.Height / TILE_SIZE, 1);
GLERROR("CullLights Error");
}