GUIHelpers.cpp

#pragma once

#include "template.h"
#include "GUIHelpers.h"
#include "ImGuizmo.h"

float GUIHelpers::m_view[16];
float GUIHelpers::m_proj[16];

void GUIHelpers::NewPlainWindow(std::string name, float2 pos, float2 size, std::function<void()> render, float alpha, int id)
{
	ImGui::PushID(id);
	ImGui::SetNextWindowPos(ImVec2(pos.x, pos.y), ImGuiCond_Always);
	ImGui::SetNextWindowSize(ImVec2(size.x, size.y), ImGuiCond_Always);
	ImGuiWindowFlags window_flags = ImGuiWindowFlags_NoDecoration |
		ImGuiWindowFlags_NoNav |
		ImGuiWindowFlags_NoSavedSettings;
	ImGui::PushStyleColor(ImGuiCol_WindowBg, ImVec4(0.9f, 0.9f, 0.9f, alpha));
	ImGui::PushStyleColor(ImGuiCol_Border, ImVec4(0.9f, 0.9f, 0.9f, 0.0f));
	if (ImGui::Begin(UNIQ_IMGUI_LABEL(name, id), nullptr, window_flags))
	{
		ImGui::PushStyleColor(ImGuiCol_Text, IM_COL32_BLACK);
		render();
		ImGui::PopStyleColor();
	}
	ImGui::End();
	ImGui::PopID();
	ImGui::PopStyleColor();
	ImGui::PopStyleColor();
}

void GUIHelpers::NewNormalWindow(std::string name, float2 pos, float2 size, std::function<void()> render, int id)
{
	ImGui::PushID(id);
	ImGui::SetNextWindowPos(ImVec2(pos.x, pos.y), ImGuiCond_FirstUseEver);
	ImGui::SetNextWindowSize(ImVec2(size.x, size.y), ImGuiCond_FirstUseEver);
	if (ImGui::Begin(UNIQ_IMGUI_LABEL(name, id), nullptr))
	{
		render();
	}
	ImGui::End();
	ImGui::PopID();
}

void GUIHelpers::DrawWireSphere(float3 pos, float radius, float3 color, float alpha, float thickness, int segments)
{
	mat4 result = mat4::Identity();
	result = mat4::Scale(radius) * result;
	result = mat4::Translate(pos) * result;
	ImGuizmo::DrawWireSphere(m_view, m_proj, result.Transposed().cell, float4(color, alpha), thickness, segments);
}

void GUIHelpers::DrawWireCube(float3 center, float3 size, float3 color, float alpha, float thickness)
{
	mat4 result = mat4::Identity();
	result = mat4::Scale(size) * result;
	result = mat4::Translate(center) * result;
	ImGuizmo::DrawWireCube(m_view, m_proj, result.Transposed().cell, float4(color, alpha), thickness);
}

void GUIHelpers::DrawLine(float3 start, float3 end, float3 color, float alpha, float thickness)
{
	ImGuizmo::DrawLine(m_view, m_proj, start, end, float4(color, alpha), thickness);
}

void GUIHelpers::DrawWireCube(float3 center, float3 size, float3 forward, float3 up, float3 color, float alpha, float thickness)
{
	mat4 result = mat4::Identity();
	result = mat4::Scale(size) * result;
	result = mat4::FromBasis(forward, up) * result;
	result = mat4::Translate(center) * result;
	ImGuizmo::DrawWireCube(m_view, m_proj, result.Transposed().cell, float4(color, alpha), thickness);
}