ポリゴンを表示するプログラム
Posted feedbacks - C#
DirectXを使いました~。 平面ポリゴンを回転させてるだけです。
see: ソーサリーフォース
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using System.Drawing;
using System.Windows.Forms;
using Microsoft.DirectX;
using Microsoft.DirectX.Direct3D;
class ViewPoly : Form
{
private Device dev;
private VertexBuffer vertex;
private float polyTheta = 0.0f;
public bool Init()
{
this.Text = "ポリゴン回ります";
this.MaximizeBox = false;
this.FormBorderStyle = FormBorderStyle.FixedSingle;
this.Size = new Size(480, 480);
PresentParameters pp = new PresentParameters();
pp.Windowed = true;
pp.SwapEffect = SwapEffect.Discard;
pp.EnableAutoDepthStencil = true;
pp.AutoDepthStencilFormat = DepthFormat.D16;
try
{
this.dev = new Device(
0,
DeviceType.Reference,
this.Handle,
CreateFlags.SoftwareVertexProcessing,
pp
);
}
catch
{
return false;
}
this.vertex = new VertexBuffer(
typeof(CustomVertex.PositionColored),
4,
this.dev,
Usage.None,
CustomVertex.PositionColored.Format,
Pool.Managed
);
this.dev.Transform.View = Matrix.LookAtLH(
new Vector3(0.0f, 0.0f, -15.0f),
new Vector3(0.0f, 0.0f, 0.0f),
new Vector3(0.0f, 1.0f, 0.0f)
);
this.dev.Transform.Projection = Matrix.PerspectiveFovLH(
Geometry.DegreeToRadian(60.0f),
(float)this.dev.Viewport.Width / (float)this.dev.Viewport.Height,
1.0f,
100.0f
);
this.dev.RenderState.Lighting = false;
this.dev.RenderState.CullMode = Cull.None;
return true;
}
public void Render()
{
this.dev.Clear(ClearFlags.Target | ClearFlags.ZBuffer, Color.DarkBlue, 1.0f, 0);
this.dev.BeginScene();
this.RollingPoly();
this.dev.EndScene();
this.dev.Present();
}
private void RollingPoly()
{
float theta = Geometry.DegreeToRadian(
(float)((polyTheta -= 10.0f) % 360.0f)
);
CustomVertex.PositionColored[] vertexPc
= new CustomVertex.PositionColored[4];
vertexPc[0] = new CustomVertex.PositionColored(
-4.0f * (float)(Math.Sin(theta)),
4.0f,
-4.0f * (float)Math.Cos(theta),
Color.Red.ToArgb()
);
vertexPc[1] = new CustomVertex.PositionColored(
4.0f * (float)(Math.Sin(theta)),
4.0f,
4.0f * (float)Math.Cos(theta),
Color.Blue.ToArgb()
);
vertexPc[2] = new CustomVertex.PositionColored(
-4.0f * (float)(Math.Sin(theta)),
-4.0f,
-4.0f * (float)Math.Cos(theta),
Color.Red.ToArgb()
);
vertexPc[3] = new CustomVertex.PositionColored(
4.0f * (float)(Math.Sin(theta)),
-4.0f,
4.0f * (float)Math.Cos(theta),
Color.Blue.ToArgb()
);
using (GraphicsStream gs
= this.vertex.Lock(0, 0, LockFlags.None))
{
gs.Write(vertexPc);
this.vertex.Unlock();
}
this.dev.SetStreamSource(0, this.vertex, 0);
this.dev.VertexFormat = CustomVertex.PositionColored.Format;
this.dev.DrawPrimitives(PrimitiveType.TriangleStrip, 0, 2);
}
public void dispose()
{
if (this.vertex != null)
this.vertex.Dispose();
if (this.dev != null)
this.dev.Dispose();
}
public static void Main(string[] args)
{
using (ViewPoly vp = new ViewPoly())
{
if (vp.Init())
{
vp.Show();
while (vp.Created)
{
vp.Render();
Application.DoEvents();
System.Threading.Thread.Sleep(50);
}
vp.dispose();
}
}
}
}
|


ところてん
#5940()
Rating0/4=0.00
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