Nebula2探秘11-Simple Window

Nebula2探秘11-Simple Window

happykevins文

前面的10节主要讲的是Nebula2内核层模块的应用，所以一直在黑黑Dos控制台下工作，可能大家已经非常想念Windows窗口了:) 从本章起，我将开始介绍Nebula2的应用层模块，并以一个最简单的Windows窗口程序开始。虽然简单，但是我们可以从中了解到Nebula2启动一个Windows窗口所需要的依赖，并且也简单的勾画了一个Nebula2的游戏循环。

代码如下：

/****************************************************************************/

/* Nebula2 - Tutorial 11 */

/* Create SimpleWindow Using nD3D9Server */

/* author: happykevins */

/****************************************************************************/

///----------------------------------------------------------------------------

/// +必要头文件

// nebula2 includes

#include "kernel/nkernelserver.h"

#include "kernel/nfileserver2.h"

#include "gfx2/nd3d9server.h"

// Tutorial工具库：一些通用的宏定义

#include "../NebulaUtils/nutildefs.h"

/// -必要头文件

///----------------------------------------------------------------------------

///----------------------------------------------------------------------------

/// +链接库

#pragma comment(lib, "wsock32.lib")

#pragma comment(lib, "d_nkernel.lib")

#pragma comment(lib, "d_nnebula.lib")

#pragma comment(lib, "dxguid.lib")

#pragma comment(lib, "dxerr9.lib")

#pragma comment(lib, "d3d9.lib")

#pragma comment(lib, "d3dx9d.lib")

#pragma comment(lib, "d_ndirect3d9.lib")

/// -链接库

///----------------------------------------------------------------------------

///----------------------------------------------------------------------------

/// +声明使用的Nebula2 Package&Module

nNebulaUseModule(nresource);

nNebulaUseModule(nresourceserver);

nNebulaUseModule(nfont2);

nNebulaUseModule(nmesh2);

nNebulaUseModule(nmesharray);

nNebulaUseModule(nshader2);

nNebulaUseModule(ntexture2);

nNebulaUseModule(ngfxserver2);

nNebulaUsePackage(ndirect3d9);

/// -声明使用的Nebula2 Package&Module

///----------------------------------------------------------------------------

///----------------------------------------------------------------------------

/// +Application

int main(int argc, const char** argv)

{

/// 创建KernelServer

nKernelServer* ks = n_new(nKernelServer);

///----------------------------------------------------------------------------

/// +向KernelServer中添加Package&Module

nNebulaAddModule(nresource);

nNebulaAddModule(nresourceserver);

nNebulaAddModule(nfont2);

nNebulaAddModule(nmesh2);

nNebulaAddModule(nmesharray);

nNebulaAddModule(nshader2);

nNebulaAddModule(ntexture2);

nNebulaAddModule(ngfxserver2);

ks->AddPackage(ndirect3d9);

/// +向KernelServer中添加Package&Module

///----------------------------------------------------------------------------

/// 创建D3D9Server

nD3D9Server* gfx2 = (nD3D9Server*)ks->New("nd3d9server", "/sys/servers/gfx");

/// 创建ResourceServer

nResourceServer* res = (nResourceServer*)ks->New("nresourceserver", "/sys/servers/resource");

/// 获得FileServer设置shaders的路径

nFileServer2* file = (nFileServer2*)ks->Lookup("sys/servers/file2");

/// @note:这是启动d3d9server必须的

/// 因为d3d9server在初始化时会访问"shaders:shape.fx"，用它来控制绘制调试图形的渲染状态

file->SetAssign("shaders", "bin:../../datafiles/shaders/fixed");

/// 初始化显示模式

nDisplayMode2 mode;

mode.SetXPos(150);

mode.SetYPos(100);

mode.SetWidth(640);

mode.SetHeight(480);

/// 将显示模式应用到d3d9server

gfx2->SetDisplayMode(mode);

/// 启动d3d9server

gfx2->OpenDisplay();

/// 这里相当于游戏循环,gfx2->Trigger()将触发win32的消息泵

while ( gfx2->Trigger() )

{

/// 一帧开始

gfx2->BeginFrame();

/// 绘制场景开始

if ( gfx2->BeginScene() )

{

/// 设置渲染缓冲区

gfx2->Clear(nGfxServer2::AllBuffers, 0.2f, 0.2f, 0.8f, 1.0f, 0, 0);

/// 绘制场景结束

gfx2->EndScene();

/// 显示场景

gfx2->PresentScene();

}

/// 一帧结束

gfx2->EndFrame();

n_sleep(0.01f);

}

/// 关闭d3d9server

gfx2->CloseDisplay();

/// 销毁KernelServer

n_delete(ks);

return 0;

}

/// -Application

///----------------------------------------------------------------------------