CameraComponent.cpp

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/**
* @file CameraComponent.cpp.
* @brief The CameraComponent Class Implementation.
* @author Spices.
*/
 
#include "Pchheader.h"
#include "CameraComponent.h"
#include "Render/FrameInfo.h"
#include "World/World/World.h"
 
namespace Spices {
 
    CameraComponent::CameraComponent(bool isActive)
        : m_IsActive(isActive)
    {}
 
    void CameraComponent::OnSerialize()
    {
 
    }
 
    void CameraComponent::OnDeSerialize()
    {
 
    }
 
    void CameraComponent::DrawThis()
    {
        SPICES_PROFILE_ZONE;
 
        ImGui::Spacing();
        ImGui::PushStyleVar(ImGuiStyleVar_ItemSpacing, ImVec2{ 0, 3.0f });
        float columeWidth = ImGuiH::GetLineItemSize().x * 6.5f;
 
        {
            SPICES_PROFILE_ZONEN("CameraComponent FOV");
 
            ImGuiH::DrawPropertyItem("FOV", columeWidth, nullptr, [&](){
                ImGui::PushItemWidth(ImGui::GetContentRegionAvail().x - ImGuiH::GetLineItemSize().x);
                if(ImGui::DragFloat("##", &m_Camera->GetPerspectiveParam().fov, 0.1f, 1.0f, 179.0f, "%.2f", ImGuiSliderFlags_AlwaysClamp))
                {
                    FrameInfo::Get().m_World->Mark(World::FrushStableFrame);
                }
                ImGui::PopItemWidth();
                ImGui::SameLine();
                if (ImGuiH::DrawResetIcon(m_Camera->GetPerspectiveParam().fov != 45.0f))
                {
                    m_Camera->GetPerspectiveParam().fov = 45.0f;
                    FrameInfo::Get().m_World->Mark(World::FrushStableFrame);
                }
            });
        }
 
        {
            SPICES_PROFILE_ZONEN("CameraComponent Near Plane");
 
            ImGuiH::DrawPropertyItem("Near Plane", columeWidth, nullptr, [&]() {
                ImGui::PushItemWidth(ImGui::GetContentRegionAvail().x - ImGuiH::GetLineItemSize().x);
                if (ImGui::DragFloat("##", &m_Camera->GetPerspectiveParam().nearPlane, 0.1f, 0.01f, 1000.0f, "%.3f", ImGuiSliderFlags_AlwaysClamp))
                {
                    FrameInfo::Get().m_World->Mark(World::FrushStableFrame);
                }
                ImGui::PopItemWidth();
                ImGui::SameLine();
                if (ImGuiH::DrawResetIcon(m_Camera->GetPerspectiveParam().nearPlane != 0.01f))
                {
                    m_Camera->GetPerspectiveParam().nearPlane = 0.01f;
                    FrameInfo::Get().m_World->Mark(World::FrushStableFrame);
                }
            });
        }
 
        {
            SPICES_PROFILE_ZONEN("CameraComponent AspectRatio");
 
            ImGuiH::DrawPropertyItem("AspectRatio", columeWidth, nullptr, [&]() {
                ImGui::PushItemWidth(ImGui::GetContentRegionAvail().x - ImGuiH::GetLineItemSize().x);
                float aspectRatio = m_Camera->GetPerspectiveParam().aspectRatio;
                ImGui::DragFloat("##", &aspectRatio, 10.0f, 0.0f, 100.0f, "%.3f", ImGuiSliderFlags_AlwaysClamp);
                ImGui::PopItemWidth();
                ImGui::SameLine();
                ImGuiH::DrawResetIcon(m_Camera->GetPerspectiveParam().aspectRatio != 1.777f);
            });
        }
 
        ImGui::PopStyleVar();
        ImGui::Spacing();
    }
}