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Added editor gridlines and cardinal axes

This commit is contained in:
Kah Wei 2022-11-02 10:33:17 +08:00
parent 41e1f01f29
commit 82e0e4df5c
4 changed files with 114 additions and 11 deletions
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10
SHADE_Application/src/Application/SBApplication.cpp
View File

@ -73,6 +73,9 @@ namespace Sandbox
SHSystemManager::CreateSystem<SHCameraSystem>();
SHSystemManager::CreateSystem<SHDebugDrawSystem>();
// Link up SHDebugDraw
SHDebugDraw::Init(SHSystemManager::GetSystem<SHDebugDrawSystem>());
#ifdef SHEDITOR
SDL_Init(SDL_INIT_VIDEO);
sdlWindow = SDL_CreateWindowFrom(window.GetHWND());
@ -127,9 +130,6 @@ namespace Sandbox
SHSceneManager::InitSceneManager<SBTestScene>("TestScene");
SHFrameRateController::UpdateFRC();
// Link up SHDebugDraw
SHDebugDraw::Init(SHSystemManager::GetSystem<SHDebugDrawSystem>());
}
void SBApplication::Update(void)
@ -146,10 +146,6 @@ namespace Sandbox
if(editor->editorState == SHEditor::State::PLAY)
SHSceneManager::SceneUpdate(0.016f);
#endif
SHDebugDraw::Line(SHVec4(1.0f, 1.0f, 1.0f, 1.0f), SHVec3(-5.0f, 0.0f, 0.0f), SHVec3(5.0f, 0.0f, 0.0f));
SHDebugDraw::Line(SHVec4(1.0f, 1.0f, 1.0f, 1.0f), SHVec3(-5.0f, 1.0f, 0.0f), SHVec3(5.0f, 1.0f, 0.0f));
SHDebugDraw::Cube(SHVec4(1.0f, 1.0f, 1.0f, 1.0f), {}, SHVec3(1.0f, 1.0f, 1.0f));
SHDebugDraw::Sphere(SHVec4(1.0f, 1.0f, 1.0f, 1.0f), {}, 3.0f);
SHSystemManager::RunRoutines(editor->editorState != SHEditor::State::PLAY, 0.016f);
editor->PollPicking();
}

104
SHADE_Engine/src/Editor/SHEditor.cpp
View File

@ -46,6 +46,7 @@
#include <backends/imgui_impl_vulkan.h>
#include "Graphics/MiddleEnd/Interface/SHMousePickSystem.h"
#include "Tools/SHDebugDraw.h"
RTTR_REGISTRATION
{
@ -77,7 +78,6 @@ namespace SHADE
//#==============================================================#
void SHEditor::Init()
{
IMGUI_CHECKVERSION();
if(auto context = ImGui::CreateContext())
{
@ -120,6 +120,17 @@ namespace SHADE
window->Init();
}
/* Editor View Gridlines */
SetUpGridLines(true, true);
// Handle state changes so that we only show in edit mode
std::shared_ptr<SHEventReceiverSpec<SHEditor>> stateChangeEventReceiver
{
std::make_shared<SHEventReceiverSpec<SHEditor>>(this, &SHEditor::onEditorStateChanged)
};
SHEventManager::SubscribeTo(SH_EDITOR_ON_PLAY_EVENT, std::dynamic_pointer_cast<SHEventReceiver>(stateChangeEventReceiver));
SHEventManager::SubscribeTo(SH_EDITOR_ON_PAUSE_EVENT, std::dynamic_pointer_cast<SHEventReceiver>(stateChangeEventReceiver));
SHEventManager::SubscribeTo(SH_EDITOR_ON_STOP_EVENT, std::dynamic_pointer_cast<SHEventReceiver>(stateChangeEventReceiver));
SHLOG_INFO("Successfully initialised SHADE Engine Editor")
}
@ -180,6 +191,97 @@ namespace SHADE
io->Fonts->Build();
}
void SHEditor::SetUpGridLines(bool drawGrid, bool drawAxes)
{
// Clear existing lines
SHDebugDraw::ClearPersistentDraws();
static constexpr float DELTA = 1.0f;
static constexpr int EXTENT_COUNT = static_cast<int>(500.0f /* TODO: Remove hard code */ / DELTA);
static constexpr float LINE_HALF_LENGTH = (DELTA * static_cast<float>(EXTENT_COUNT)) * 0.5f;
// Render Grid
static const SHColour GRID_COL = { 0.2f, 0.2f, 0.2f, 1.0f };
if (drawGrid)
{
for (int i = 1; i < EXTENT_COUNT; ++i)
{
// X-Axis Lines
SHDebugDraw::PersistentLine
(
GRID_COL,
SHVec3 { -LINE_HALF_LENGTH, 0.0f, i * DELTA },
SHVec3 { LINE_HALF_LENGTH, 0.0f, i * DELTA }
);
SHDebugDraw::PersistentLine
(
GRID_COL,
SHVec3 { -LINE_HALF_LENGTH, 0.0f, i * -DELTA },
SHVec3 { LINE_HALF_LENGTH, 0.0f, i * -DELTA }
);
// Y-Axis Lines
SHDebugDraw::PersistentLine
(
GRID_COL,
SHVec3 { i * DELTA, 0.0f, -LINE_HALF_LENGTH },
SHVec3 { i * DELTA, 0.0f, LINE_HALF_LENGTH }
);
SHDebugDraw::PersistentLine
(
GRID_COL,
SHVec3 { -i * DELTA, 0.0f, -LINE_HALF_LENGTH },
SHVec3 { -i * DELTA, 0.0f, LINE_HALF_LENGTH }
);
}
}
// Render World Axes
if (drawAxes || drawGrid)
{
const SHColour X_AXIS_COL = drawAxes ? SHColour::RED : GRID_COL;
const SHColour Y_AXIS_COL = drawAxes ? SHColour::GREEN : GRID_COL;
const SHColour Z_AXIS_COL = drawAxes ? SHColour::BLUE : GRID_COL;
// X
SHDebugDraw::PersistentLine
(
X_AXIS_COL,
SHVec3 { -LINE_HALF_LENGTH, 0.0f, 0.0f },
SHVec3 { LINE_HALF_LENGTH, 0.0f, 0.0f }
);
// Y
SHDebugDraw::PersistentLine
(
Y_AXIS_COL,
SHVec3 { 0.0f, -LINE_HALF_LENGTH, 0.0f },
SHVec3 { 0.0f, LINE_HALF_LENGTH, 0.0f }
);
// Z
SHDebugDraw::PersistentLine
(
Z_AXIS_COL,
SHVec3 { 0.0f, 0.0f, -LINE_HALF_LENGTH },
SHVec3 { 0.0f, 0.0f, LINE_HALF_LENGTH }
);
}
}
SHEventHandle SHEditor::onEditorStateChanged(SHEventPtr eventPtr)
{
auto eventData = reinterpret_cast<const SHEventSpec<SHEditorStateChangeEvent>*>(eventPtr.get());
switch (editorState)
{
case State::PAUSE:
case State::STOP:
SetUpGridLines(true, true);
break;
case State::PLAY:
default:
SHDebugDraw::ClearPersistentDraws();
break;
}
return eventData->handle;
}
void SHEditor::Exit()
{
for (const auto& window : SHEditorWindowManager::editorWindows | std::views::values)

9
SHADE_Engine/src/Editor/SHEditor.h
View File

@ -16,8 +16,9 @@
#include "Resource/SHHandle.h"
#include "EditorWindow/SHEditorWindow.h"
#include "Tools/SHLog.h"
#include "Gizmos/SHTransformGizmo.h"
#include "Gizmos/SHTransformGizmo.h"`
#include "Events/SHEventDefines.h"
#include "Events/SHEvent.h"
//#==============================================================#
//|| Library Includes ||
@ -194,6 +195,10 @@ namespace SHADE
void InitFonts() noexcept;
void SetUpGridLines(bool drawGrid, bool drawAxes);
SHEventHandle onEditorStateChanged(SHEventPtr eventPtr);
// Handle to command pool used for ImGui Vulkan Backend
Handle<SHVkCommandPool> imguiCommandPool;
// Handle to command buffer used for ImGui Vulkan Backend

2
SHADE_Engine/src/Graphics/MiddleEnd/Interface/SHDebugDrawSystem.cpp
View File

@ -95,7 +95,7 @@ namespace SHADE
// Get Current frame index
const uint32_t FRAME_IDX = GFX_SYSTEM->GetCurrentFrameIndex();
// Set Pipeline
// Set Pipelin
cmdBuffer->BindPipeline(GFX_SYSTEM->GetDebugDrawPipeline());
cmdBuffer->SetLineWidth(LineWidth);