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相机示例
概述
本教程提供了Render SDK相机管理模块的使用教程，可通过该教程了解相机参数的设置
前置条件
如果未初始化SDK，需要通过以下代码初始化
//创建sdk组件
//创建实体Render
auto mRender = mRenderComponent->CreateBasicRender();
AMCAX_RENDER_API std::shared_ptr< IRenderComponent > CreateRenderComponent(QWidget *parent)
Create Render Component
示例代码
以下代码展示了相机管理模块的使用方法
CMakeLists.txt
cmake_minimum_required(VERSION 3.16)
project(CameraSample)
set(CMAKE_AUTOMOC ON)
set(CMAKE_AUTOUIC ON)
add_definitions(-DUSE_AMCAX_KERNEL)
list(APPEND CMAKE_PREFIX_PATH ${AMCAXRender_PATH})
find_package(AMCAXRender )
find_package(Qt6 COMPONENTS Widgets Core Gui REQUIRED)
list(APPEND CMAKE_PREFIX_PATH ${Json_PATH})
find_package(nlohmann_json 3.11.3 REQUIRED)
file(GLOB ALL_UI_FILES *.ui)
file(GLOB ALL_FILES *.cpp *.h)
add_executable(${PROJECT_NAME} ${ALL_UI_FILES} ${ALL_FILES})
target_link_libraries(${PROJECT_NAME} PRIVATE ${AMCAX_components})
target_link_libraries(${PROJECT_NAME} PRIVATE Qt6::Core Qt6::Gui Qt6::Widgets)
target_link_libraries(${PROJECT_NAME} PRIVATE AMCAXRender::AMCAXRender)
main.cpp
#include <QApplication>
#include "Mainwindow.h"
int main(int argc, char *argv[])
{
QApplication a(argc, argv);
Mainwindow w;
w.show();
return a.exec();
}
Mainwindow.h
#pragma once
#include <QWidget>
#include "ui_Mainwindow.h"
#include <AMCAXRender.h>
class Mainwindow : public QWidget
{
Q_OBJECT
public:
Mainwindow(QWidget *parent = nullptr);
~Mainwindow();
private:
Ui::MainwindowClass ui;
std::shared_ptr<AMCAXRender::IRenderComponent> mRenderComponent;
std::shared_ptr<AMCAXRender::CBasicRender> mRender;
};
Component Creation
Mainwindow.cpp
#include "Mainwindow.h"
Mainwindow::Mainwindow(QWidget *parent)
: QWidget(parent)
{
ui.setupUi(this);
//初始化
mRenderComponent = AMCAXRender::CreateRenderComponent(this);
mRender = mRenderComponent->CreateBasicRender();
//窗口布局
ui.gridLayout->addWidget(mRender->widget);
//设置相机2d模式
mRender->cameraManage->SetCameraMode(AMCAXRender::CameraMode::k2d);
//设置相机3d模式
mRender->cameraManage->SetCameraMode(AMCAXRender::CameraMode::k3d);
double center[3] = { 0.0, 0.0, 0.0 };
double directionZ[3] = { 0.0, 0.0, 1.0 };
double directionX[3] = { 1.0, 0.0, 0.0 };
//设置草图坐标系
mRender->cameraManage->SetSketchMode(center, directionZ, directionX);
//设置平行投影
mRender->cameraManage->SetParallelProjection(true);
//设置透视投影
mRender->cameraManage->SetParallelProjection(false);
//重置相机视角
mRender->cameraManage->ResetCamera();
//设置相机位置
mRender->cameraManage->SetPosition(10, 10, 10);
//设置相机焦点
mRender->cameraManage->SetFocalPoint(10, 10, 10);
//设置相机上方向
mRender->cameraManage->SetViewUp(10, 10, 10);
//沿上方向旋转相机
mRender->cameraManage->Azimuth(30);
//沿右方向旋转相机
mRender->cameraManage->Elevation(30);
//设置相机近远裁剪平面
mRender->cameraManage->SetClippingRange(0.1, 100);
//设置相机视角
mRender->cameraManage->SetCameraView(AMCAXRender::CameraView::BACK);
mRender->cameraManage->SetCameraView(AMCAXRender::CameraView::FRONT);
mRender->cameraManage->SetCameraView(AMCAXRender::CameraView::DOWN);
mRender->cameraManage->SetCameraView(AMCAXRender::CameraView::UP);
mRender->cameraManage->SetCameraView(AMCAXRender::CameraView::LEFT);
mRender->cameraManage->SetCameraView(AMCAXRender::CameraView::RIGHT);
//重置相机裁剪平面
mRender->cameraManage->ResetClippingRange();
mRender->entityManage->DoRepaint();
}
Mainwindow::~Mainwindow()
{
}
Mainwindow.ui
<?xml version="1.0" encoding="UTF-8"?>
<ui version="4.0">
<class>MainwindowClass</class>
<widget class="QWidget" name="MainwindowClass">
<property name="geometry">
<rect>
<x>0</x>
<y>0</y>
<width>600</width>
<height>400</height>
</rect>
</property>
<property name="windowTitle">
<string>Mainwindow</string>
</property>
<layout class="QGridLayout" name="gridLayout_2">
<item row="0" column="0">
<layout class="QGridLayout" name="gridLayout"/>
</item>
</layout>
</widget>
<layoutdefault spacing="6" margin="11"/>
<resources/>
<connections/>
</ui>
相机预览
更多
更多相机属性请参考 CameraManage.h
