private void DrawFilledBox(int x1, int y1, int x2, int y2, Color col)
{
VertexBuffer Vertices = new VertexBuffer(dxDevice, 6 * Marshal.SizeOf(typeof(Vertex)), Usage.WriteOnly, VertexFormat.None, Pool.Managed);
DataStream stream = Vertices.Lock(0, 0, LockFlags.None);
Vertex[] vertexData = new Vertex[6];
vertexData[0].Position = new Vector4(x1, y1, 0f, 1f);
vertexData[0].Color = col.ToArgb();
vertexData[1].Position = new Vector4(x2, y1, 0f, 1f);
vertexData[1].Color = col.ToArgb();
vertexData[2].Position = new Vector4(x2, y2, 0f, 1f);
vertexData[2].Color = col.ToArgb();
vertexData[3].Position = new Vector4(x2, y2, 0f, 1f);
vertexData[3].Color = col.ToArgb();
vertexData[4].Position = new Vector4(x1, y2, 0f, 1f);
vertexData[4].Color = col.ToArgb();
vertexData[5].Position = new Vector4(x1, y1, 0f, 1f);
vertexData[5].Color = col.ToArgb();
stream.WriteRange(vertexData);
Vertices.Unlock();
dxDevice.SetStreamSource(0, Vertices, 0, Marshal.SizeOf(typeof(Vertex)));
dxDevice.VertexFormat = VertexFormat.PositionRhw | VertexFormat.Diffuse | VertexFormat.Texture1;
dxDevice.DrawPrimitives(PrimitiveType.TriangleList, 0, 2);
stream.Close();
Vertices.Dispose();
}
private void DrawMap(int x_block, int y_block, int z)
{
MapData map = GetMapFile(x_block, y_block, z);
if (map == null)
{
return;
}
if (map.dxTexture == null)
{
return;
}
int lx = GetScaledX(map.UpperX);
int ly = GetScaledY(map.UpperY);
int mx = GetScaledX(map.LowerX);
int my = GetScaledY(map.LowerY);
int _lx = lx;
int _ly = ly;
int _mx = mx;
int _my = my;
if ((mx < 0) || (my < 0) || (lx > Width) || (ly > Height))
{
//culling
return;
}
float Tu1 = 0, Tv1 = 0, Tu2 = 1, Tv2 = 1;
//scale the texture coords
float texture_width = Math.Abs(lx) + Math.Abs(mx);
float texture_height = Math.Abs(ly) + Math.Abs(my);
if (lx < 0)
{
Tu1 = ((float)(0 - _lx)) / ((float)(_mx - _lx));
lx = 0;
}
if (ly < 0)
{
Tv1 = ((float)(0 - _ly)) / ((float)(_my - _ly));
ly = 0;
}
if (mx > Width)
{
Tu2 = ((float)(Width - _lx)) / ((float)(_mx - _lx));
mx = Width;
}
if (my > Height)
{
Tv2 = ((float)(Height - _ly)) / ((float)(_my - _ly));
my = Height;
}
VertexBuffer Vertices = new VertexBuffer(dxDevice, 6 * Marshal.SizeOf(typeof(Vertex)), Usage.WriteOnly, VertexFormat.None, Pool.Managed);
DataStream stream = Vertices.Lock(0, 0, LockFlags.None);
Vertex[] vertexData = new Vertex[6];
vertexData[0].Position = new Vector4(lx, ly, 0f, 1f);
vertexData[0].Color = Color.White.ToArgb();
vertexData[0].Tu = Tu1;
vertexData[0].Tv = Tv1;
vertexData[1].Position = new Vector4(mx, my, 0f, 1f);
vertexData[1].Color = Color.White.ToArgb();
vertexData[1].Tu = Tu2;
vertexData[1].Tv = Tv2;
vertexData[2].Position = new Vector4(lx, my, 0f, 1f);
vertexData[2].Color = Color.White.ToArgb();
vertexData[2].Tu = Tu1;
vertexData[2].Tv = Tv2;
vertexData[3].Position = new Vector4(mx, my, 0f, 1f);
vertexData[3].Color = Color.White.ToArgb();
vertexData[3].Tu = Tu2;
vertexData[3].Tv = Tv2;
vertexData[4].Position = new Vector4(lx, ly, 0f, 1f);
vertexData[4].Color = Color.White.ToArgb();
vertexData[4].Tu = Tu1;
vertexData[4].Tv = Tv1;
vertexData[5].Position = new Vector4(mx, ly, 0f, 1f);
vertexData[5].Color = Color.White.ToArgb();
vertexData[5].Tu = Tu2;
vertexData[5].Tv = Tv1;
stream.WriteRange(vertexData);
Vertices.Unlock();
switch (Globals.Texture_Mode)
{
case 1:
dxDevice.SetSamplerState(0, SamplerState.MagFilter, TextureFilter.Linear);
break;
case 2:
dxDevice.SetSamplerState(0, SamplerState.MagFilter, TextureFilter.GaussianQuad);
break;
default:
dxDevice.SetSamplerState(0, SamplerState.MagFilter, TextureFilter.Point);//TextureFilter.None
break;
}
dxDevice.SetTexture(0, map.dxTexture);
dxDevice.SetStreamSource(0, Vertices, 0, Marshal.SizeOf(typeof(Vertex)));
dxDevice.VertexFormat = VertexFormat.PositionRhw | VertexFormat.Diffuse | VertexFormat.Texture1;
dxDevice.DrawPrimitives(PrimitiveType.TriangleList, 0, 2);
dxDevice.SetTexture(0, null);
stream.Close();
Vertices.Dispose();
}