Files
Nuake-custom/Nuake/src/Window.cpp
2023-08-02 08:40:16 -04:00

352 lines
12 KiB
C++

#include "Window.h"
#include <GL/glew.h>
#include <GLFW/glfw3.h>
#include "Engine.h"
#include "src/Core/Maths.h"
#include "src/Rendering/Renderer.h"
#include "src/Rendering/Buffers/Framebuffer.h"
#include "src/Scene/Scene.h"
#include <glm/gtc/type_ptr.hpp>
#include <glm/gtx/matrix_decompose.hpp>
#include <imgui/imgui.h>
#include <imgui/imgui_impl_glfw.h>
#include <imgui/imgui_impl_opengl3.h>
namespace Nuake
{
Window::Window()
{
m_Title = DEFAULT_TITLE;
m_Width = DEFAULT_WIDTH;
m_Height = DEFAULT_HEIGHT;
Init();
Renderer::Init();
}
Ref<Window> Window::Get()
{
static Ref<Window> instance;
if (instance == nullptr)
{
instance = CreateRef<Window>();
}
return instance;
}
GLFWwindow* Window::GetHandle()
{
return m_Window;
}
bool Window::ShouldClose()
{
return glfwWindowShouldClose(m_Window);
}
int Window::Init()
{
if (!glfwInit())
{
Logger::Log("GLFW initialization failed", "window", CRITICAL);
return -1;
}
m_Window = glfwCreateWindow(m_Width, m_Height, m_Title.c_str(), NULL, NULL);
if (!m_Window)
{
Logger::Log("Window creation failed", "window", CRITICAL);
return -1;
}
SetWindowIcon("resources/Images/nuake-logo.png");
glfwMakeContextCurrent(m_Window);
SetVSync(true);
Logger::Log("Driver detected " + std::string(((char*)glGetString(GL_VERSION))), "renderer");
if (glewInit() != GLEW_OK)
{
Logger::Log("GLEW initialization failed!", "window", CRITICAL);
return -1;
}
if (glfwRawMouseMotionSupported())
glfwSetInputMode(m_Window, GLFW_RAW_MOUSE_MOTION, GLFW_TRUE);
// TODO: Move this to renderer init. The window shouldnt have to do gl calls.
glfwWindowHint(GLFW_SAMPLES, 4);
glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 3);
glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 3);
glfwWindowHint(GLFW_OPENGL_FORWARD_COMPAT, GL_TRUE); // To make MacOS happy; should not be needed
glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE);
// TODO: have clear color in environnement.
glClearColor(0.f, 0.f, 0.f, 1.0f);
glEnable(GL_TEXTURE_CUBE_MAP_SEAMLESS);
glEnable(GL_DEPTH_TEST);
glEnable(GL_MULTISAMPLE);
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
//glEnable(GL_CULL_FACE);
// Create viewports
m_Framebuffer = CreateRef<FrameBuffer>(true, glm::vec2(1920, 1080));
m_Framebuffer->SetTexture(CreateRef<Texture>(glm::vec2(1920, 1080), GL_RGB));
InitImgui();
return 0;
}
void Window::Update(Timestep ts)
{
m_Scene->Update(ts);
}
void Window::FixedUpdate(Timestep ts)
{
m_Scene->FixedUpdate(ts);
}
void Window::Draw()
{
// Dont render if no scene is loaded.
if (!m_Scene)
{
return;
}
// Dont render if no cam is found.
Ref<Camera> cam = m_Scene->GetCurrentCamera();
if (!cam)
{
return;
}
// We cannot render to a framebuffer that is smaller than 1x1.
Vector2 size = m_Framebuffer->GetSize();
size.x = std::max(size.x, 1.0f);
size.y = std::max(size.y, 1.0f);
cam->AspectRatio = size.x / size.y;
m_Scene->m_EditorCamera->OnWindowResize(size.x, size.y);
if (Engine::IsPlayMode())
{
m_Scene->Draw(*m_Framebuffer.get());
}
else
{
m_Scene->Draw(*m_Framebuffer.get(), m_Scene->m_EditorCamera->GetPerspective(), m_Scene->m_EditorCamera->GetTransform());
}
glEnable(GL_DEPTH_TEST);
Renderer::EndDraw();
}
void Window::EndDraw()
{
ImGui::Render();
ImGui_ImplOpenGL3_RenderDrawData(ImGui::GetDrawData());
glfwSwapBuffers(m_Window);
glfwPollEvents();
}
Ref<FrameBuffer> Window::GetFrameBuffer() const
{
return m_Framebuffer;
}
Vector2 Window::GetSize() const
{
int w, h = 0;
glfwGetWindowSize(m_Window, &w, &h);
return Vector2(w, h);
}
void Window::SetSize(const Vector2& size)
{
m_Width = size.x;
m_Height = size.y;
glfwSetWindowSize(m_Window, size.x, size.y);
}
void Window::SetPosition(const Vector2& position)
{
m_Position = position;
glfwSetWindowPos(m_Window, position.x, position.y);
}
void Window::SetMonitor(int monitorIdx)
{
int monitorCount;
GLFWmonitor** monitors = glfwGetMonitors(&monitorCount);
if (monitorIdx <= monitorCount)
{
const auto monitor = *(monitors + monitorIdx);
const GLFWvidmode* mode = glfwGetVideoMode(monitor);
glfwSetWindowMonitor(m_Window, monitor, 0, 0, m_Width, m_Height, mode->refreshRate);
}
}
void Window::Center()
{
const int windowWidth = 640;
const int windowHeight = 360;
// Get the primary monitor's video mode
const GLFWvidmode* mode = glfwGetVideoMode(glfwGetPrimaryMonitor());
// Calculate the position to center the window
const int xPos = (mode->width - m_Width) / 2;
const int yPos = (mode->height - m_Height) / 2;
// Set the window's position
Nuake::Window::Get()->SetSize({ m_Width, m_Height });
Nuake::Window::Get()->SetPosition({ xPos, yPos });
}
Ref<Scene> Window::GetScene()
{
return m_Scene;
}
bool Window::SetScene(Ref<Scene> scene)
{
m_Scene = scene;
return true;
}
void Window::SetTitle(const std::string& title)
{
m_Title = title;
glfwSetWindowTitle(m_Window, m_Title.c_str());
}
std::string Window::GetTitle()
{
return m_Title;
}
void Window::SetWindowIcon(const std::string& path)
{
GLFWimage images[1];
images[0].pixels = stbi_load("resources/Images/nuake-logo.png", &images[0].width, &images[0].height, 0, 4); //rgba channels
glfwSetWindowIcon(m_Window, 1, images);
stbi_image_free(images[0].pixels);
}
void Window::SetVSync(bool enabled)
{
glfwSwapInterval(enabled ? 1 : 0);
}
void Window::SetDecorated(bool enabled)
{
glfwSetWindowAttrib(m_Window, GLFW_DECORATED, enabled);
}
void Window::InitImgui()
{
ImGui::CreateContext();
ImGuiIO& io = ImGui::GetIO(); (void)io;
io.Fonts->AddFontFromFileTTF("resources/Fonts/OpenSans-Regular.ttf", 16.0);
io.ConfigFlags |= ImGuiConfigFlags_DockingEnable;
ImGui::StyleColorsDark();
ImGuiStyle& s = ImGui::GetStyle();
s.WindowMenuButtonPosition = ImGuiDir_None;
s.FrameRounding = 2.0f;
s.GrabRounding = 2.0f;
s.CellPadding = ImVec2(8, 8);
s.WindowPadding = ImVec2(2, 2);
s.ScrollbarRounding = 9.0f;
s.ScrollbarSize = 15.0f;
s.GrabMinSize = 32.0f;
s.TabRounding = 0;
s.WindowRounding = 0;
s.ChildRounding = 0;
s.FrameRounding = 0;
s.GrabRounding = 0;
s.FramePadding = ImVec2(8, 4);
s.ItemSpacing = ImVec2(8, 4);
s.ItemInnerSpacing = ImVec2(4, 4);
s.TabRounding = 4.0f;
s.WindowBorderSize = 0.0f;
s.IndentSpacing = 12.0f;
s.ChildBorderSize = 0.0f;
ImVec4* colors = ImGui::GetStyle().Colors;
colors[ImGuiCol_Text] = ImVec4(1.00f, 1.00f, 1.00f, 1.00f);
colors[ImGuiCol_TextDisabled] = ImVec4(0.50f, 0.50f, 0.50f, 1.00f);
colors[ImGuiCol_WindowBg] = ImVec4(0.08f, 0.08f, 0.08f, 1.00f);
colors[ImGuiCol_ChildBg] = ImVec4(0.15f, 0.15f, 0.15f, 1.00f);
colors[ImGuiCol_PopupBg] = ImVec4(0.08f, 0.08f, 0.08f, 0.94f);
colors[ImGuiCol_Border] = ImVec4(0.11f, 0.11f, 0.11f, 1.00f);
colors[ImGuiCol_BorderShadow] = ImVec4(0.00f, 0.00f, 0.00f, 0.00f);
colors[ImGuiCol_FrameBg] = ImVec4(0.06f, 0.06f, 0.06f, 1.00f);
colors[ImGuiCol_FrameBgHovered] = ImVec4(0.09f, 0.09f, 0.09f, 1.00f);
colors[ImGuiCol_FrameBgActive] = ImVec4(0.13f, 0.13f, 0.13f, 1.00f);
colors[ImGuiCol_TitleBg] = ImVec4(0.08f, 0.08f, 0.08f, 1.00f);
colors[ImGuiCol_TitleBgActive] = ImVec4(0.00f, 0.00f, 0.00f, 1.00f);
colors[ImGuiCol_TitleBgCollapsed] = ImVec4(0.00f, 0.00f, 0.00f, 0.51f);
colors[ImGuiCol_MenuBarBg] = ImVec4(0.08f, 0.08f, 0.08f, 1.00f);
colors[ImGuiCol_ScrollbarBg] = ImVec4(0.08f, 0.08f, 0.08f, 0.00f);
colors[ImGuiCol_ScrollbarGrab] = ImVec4(0.34f, 0.34f, 0.34f, 1.00f);
colors[ImGuiCol_ScrollbarGrabHovered] = ImVec4(0.29f, 0.29f, 0.29f, 1.00f);
colors[ImGuiCol_ScrollbarGrabActive] = ImVec4(0.16f, 0.16f, 0.16f, 1.00f);
colors[ImGuiCol_CheckMark] = ImVec4(0.55f, 0.76f, 0.29f, 1.00f);
colors[ImGuiCol_SliderGrab] = ImVec4(0.55f, 0.76f, 0.29f, 1.00f);
colors[ImGuiCol_SliderGrabActive] = ImVec4(0.55f, 0.76f, 0.29f, 1.00f);
colors[ImGuiCol_Button] = ImVec4(0.22f, 0.22f, 0.22f, 1.00f);
colors[ImGuiCol_ButtonHovered] = ImVec4(0.19f, 0.19f, 0.19f, 1.00f);
colors[ImGuiCol_ButtonActive] = ImVec4(0.16f, 0.16f, 0.16f, 1.00f);
colors[ImGuiCol_Header] = ImVec4(0.18f, 0.18f, 0.18f, 1.00f);
colors[ImGuiCol_HeaderHovered] = ImVec4(0.16f, 0.16f, 0.16f, 1.00f);
colors[ImGuiCol_HeaderActive] = ImVec4(0.12f, 0.12f, 0.12f, 1.00f);
colors[ImGuiCol_Separator] = ImVec4(0.08f, 0.08f, 0.08f, 1.00f);
colors[ImGuiCol_SeparatorHovered] = ImVec4(0.10f, 0.10f, 0.10f, 0.78f);
colors[ImGuiCol_SeparatorActive] = ImVec4(0.00f, 0.00f, 0.00f, 1.00f);
colors[ImGuiCol_ResizeGrip] = ImVec4(0.26f, 0.59f, 0.98f, 0.00f);
colors[ImGuiCol_ResizeGripHovered] = ImVec4(0.26f, 0.59f, 0.98f, 0.00f);
colors[ImGuiCol_ResizeGripActive] = ImVec4(0.26f, 0.59f, 0.98f, 0.00f);
colors[ImGuiCol_Tab] = ImVec4(0.08f, 0.08f, 0.08f, 1.00f);
colors[ImGuiCol_TabHovered] = ImVec4(0.19f, 0.19f, 0.19f, 1.00f);
colors[ImGuiCol_TabActive] = ImVec4(0.15f, 0.15f, 0.15f, 1.00f);
colors[ImGuiCol_TabUnfocused] = ImVec4(0.08f, 0.08f, 0.08f, 1.00f);
colors[ImGuiCol_TabUnfocusedActive] = ImVec4(0.15f, 0.15f, 0.15f, 1.00f);
colors[ImGuiCol_DockingPreview] = ImVec4(0.55f, 0.76f, 0.29f, 1.00f);
colors[ImGuiCol_DockingEmptyBg] = ImVec4(0.20f, 0.20f, 0.20f, 1.00f);
colors[ImGuiCol_PlotLines] = ImVec4(0.61f, 0.61f, 0.61f, 1.00f);
colors[ImGuiCol_PlotLinesHovered] = ImVec4(1.00f, 0.43f, 0.35f, 1.00f);
colors[ImGuiCol_PlotHistogram] = ImVec4(0.90f, 0.70f, 0.00f, 1.00f);
colors[ImGuiCol_PlotHistogramHovered] = ImVec4(1.00f, 0.60f, 0.00f, 1.00f);
colors[ImGuiCol_TableHeaderBg] = ImVec4(0.19f, 0.19f, 0.19f, 1.00f);
colors[ImGuiCol_TableBorderStrong] = ImVec4(0.11f, 0.11f, 0.11f, 1.00f);
colors[ImGuiCol_TableBorderLight] = ImVec4(0.11f, 0.11f, 0.11f, 1.00f);
colors[ImGuiCol_TableRowBg] = ImVec4(0.11f, 0.11f, 0.11f, 1.00f);
colors[ImGuiCol_TableRowBgAlt] = ImVec4(0.93f, 0.27f, 0.27f, 0.00f);
colors[ImGuiCol_TextSelectedBg] = ImVec4(0.08f, 0.49f, 0.97f, 0.28f);
colors[ImGuiCol_DragDropTarget] = ImVec4(0.55f, 0.76f, 0.29f, 1.00f);
colors[ImGuiCol_NavHighlight] = ImVec4(0.26f, 0.59f, 0.98f, 1.00f);
colors[ImGuiCol_NavWindowingHighlight] = ImVec4(1.00f, 1.00f, 1.00f, 0.70f);
colors[ImGuiCol_NavWindowingDimBg] = ImVec4(0.80f, 0.80f, 0.80f, 0.20f);
colors[ImGuiCol_ModalWindowDimBg] = ImVec4(0.80f, 0.80f, 0.80f, 0.35f);
ImGui_ImplGlfw_InitForOpenGL(m_Window, true);
ImGui_ImplOpenGL3_Init("#version 330");
}
}