mirror of
https://git.do.srb2.org/STJr/UltimateZoneBuilder.git
synced 2024-11-30 15:41:30 +00:00
352 lines
12 KiB
C#
352 lines
12 KiB
C#
using System;
|
|
using System.Collections.Generic;
|
|
using System.Linq;
|
|
using System.Runtime.InteropServices;
|
|
using System.Text;
|
|
using System.Threading.Tasks;
|
|
|
|
namespace CodeImp.DoomBuilder.Rendering
|
|
{
|
|
[System.Runtime.InteropServices.StructLayout(System.Runtime.InteropServices.LayoutKind.Sequential, Pack = 4)]
|
|
public struct Matrix
|
|
{
|
|
public float M11, M12, M13, M14;
|
|
public float M21, M22, M23, M24;
|
|
public float M31, M32, M33, M34;
|
|
public float M41, M42, M43, M44;
|
|
|
|
#if USE_CSHARP_MATH
|
|
|
|
public static Matrix Null
|
|
{
|
|
get
|
|
{
|
|
Matrix m = new Matrix();
|
|
m.M11 = 0.0f;
|
|
m.M12 = 0.0f;
|
|
m.M13 = 0.0f;
|
|
m.M14 = 0.0f;
|
|
m.M21 = 0.0f;
|
|
m.M22 = 0.0f;
|
|
m.M23 = 0.0f;
|
|
m.M24 = 0.0f;
|
|
m.M31 = 0.0f;
|
|
m.M32 = 0.0f;
|
|
m.M33 = 0.0f;
|
|
m.M34 = 0.0f;
|
|
m.M41 = 0.0f;
|
|
m.M42 = 0.0f;
|
|
m.M43 = 0.0f;
|
|
m.M44 = 0.0f;
|
|
return m;
|
|
}
|
|
}
|
|
|
|
public static Matrix Identity
|
|
{
|
|
get
|
|
{
|
|
Matrix m = Null;
|
|
m.M11 = 1.0f;
|
|
m.M22 = 1.0f;
|
|
m.M33 = 1.0f;
|
|
m.M44 = 1.0f;
|
|
return m;
|
|
}
|
|
}
|
|
|
|
public static Matrix Translation(Vector3 v)
|
|
{
|
|
Matrix m = Identity;
|
|
m.M41 = v.X;
|
|
m.M42 = v.Y;
|
|
m.M43 = v.Z;
|
|
return m;
|
|
}
|
|
|
|
public static Matrix Translation(float x, float y, float z)
|
|
{
|
|
Matrix m = Identity;
|
|
m.M41 = x;
|
|
m.M42 = y;
|
|
m.M43 = z;
|
|
return m;
|
|
}
|
|
|
|
public static Matrix RotationX(float angle)
|
|
{
|
|
float cos = (float)Math.Cos(angle);
|
|
float sin = (float)Math.Sin(angle);
|
|
|
|
Matrix result = Null;
|
|
result.M11 = 1.0f;
|
|
result.M22 = cos;
|
|
result.M23 = sin;
|
|
result.M32 = -sin;
|
|
result.M33 = cos;
|
|
result.M44 = 1.0f;
|
|
return result;
|
|
}
|
|
|
|
public static Matrix RotationY(float angle)
|
|
{
|
|
float cos = (float)Math.Cos(angle);
|
|
float sin = (float)Math.Sin(angle);
|
|
|
|
Matrix result = Null;
|
|
result.M11 = cos;
|
|
result.M13 = -sin;
|
|
result.M22 = 1.0f;
|
|
result.M31 = sin;
|
|
result.M33 = cos;
|
|
result.M44 = 1.0f;
|
|
return result;
|
|
}
|
|
|
|
public static Matrix RotationZ(float angle)
|
|
{
|
|
float cos = (float)Math.Cos(angle);
|
|
float sin = (float)Math.Sin(angle);
|
|
|
|
Matrix result = Null;
|
|
result.M11 = cos;
|
|
result.M12 = sin;
|
|
result.M21 = -sin;
|
|
result.M22 = cos;
|
|
result.M33 = 1.0f;
|
|
result.M44 = 1.0f;
|
|
return result;
|
|
}
|
|
|
|
public static Matrix Scaling(float x, float y, float z)
|
|
{
|
|
Matrix result = Null;
|
|
result.M11 = x;
|
|
result.M22 = y;
|
|
result.M33 = z;
|
|
result.M44 = 1.0f;
|
|
return result;
|
|
}
|
|
|
|
public static Matrix Scaling(Vector3 v)
|
|
{
|
|
Matrix result = Null;
|
|
result.M11 = v.X;
|
|
result.M22 = v.Y;
|
|
result.M33 = v.Z;
|
|
result.M44 = 1.0f;
|
|
return result;
|
|
}
|
|
|
|
public static Matrix Multiply(Matrix left, Matrix right)
|
|
{
|
|
Matrix result = new Matrix();
|
|
result.M11 = (left.M11 * right.M11) + (left.M12 * right.M21) + (left.M13 * right.M31) + (left.M14 * right.M41);
|
|
result.M12 = (left.M11 * right.M12) + (left.M12 * right.M22) + (left.M13 * right.M32) + (left.M14 * right.M42);
|
|
result.M13 = (left.M11 * right.M13) + (left.M12 * right.M23) + (left.M13 * right.M33) + (left.M14 * right.M43);
|
|
result.M14 = (left.M11 * right.M14) + (left.M12 * right.M24) + (left.M13 * right.M34) + (left.M14 * right.M44);
|
|
result.M21 = (left.M21 * right.M11) + (left.M22 * right.M21) + (left.M23 * right.M31) + (left.M24 * right.M41);
|
|
result.M22 = (left.M21 * right.M12) + (left.M22 * right.M22) + (left.M23 * right.M32) + (left.M24 * right.M42);
|
|
result.M23 = (left.M21 * right.M13) + (left.M22 * right.M23) + (left.M23 * right.M33) + (left.M24 * right.M43);
|
|
result.M24 = (left.M21 * right.M14) + (left.M22 * right.M24) + (left.M23 * right.M34) + (left.M24 * right.M44);
|
|
result.M31 = (left.M31 * right.M11) + (left.M32 * right.M21) + (left.M33 * right.M31) + (left.M34 * right.M41);
|
|
result.M32 = (left.M31 * right.M12) + (left.M32 * right.M22) + (left.M33 * right.M32) + (left.M34 * right.M42);
|
|
result.M33 = (left.M31 * right.M13) + (left.M32 * right.M23) + (left.M33 * right.M33) + (left.M34 * right.M43);
|
|
result.M34 = (left.M31 * right.M14) + (left.M32 * right.M24) + (left.M33 * right.M34) + (left.M34 * right.M44);
|
|
result.M41 = (left.M41 * right.M11) + (left.M42 * right.M21) + (left.M43 * right.M31) + (left.M44 * right.M41);
|
|
result.M42 = (left.M41 * right.M12) + (left.M42 * right.M22) + (left.M43 * right.M32) + (left.M44 * right.M42);
|
|
result.M43 = (left.M41 * right.M13) + (left.M42 * right.M23) + (left.M43 * right.M33) + (left.M44 * right.M43);
|
|
result.M44 = (left.M41 * right.M14) + (left.M42 * right.M24) + (left.M43 * right.M34) + (left.M44 * right.M44);
|
|
return result;
|
|
}
|
|
|
|
public static Matrix operator *(Matrix a, Matrix b)
|
|
{
|
|
return Matrix.Multiply(a, b);
|
|
}
|
|
|
|
#else
|
|
|
|
public static Matrix Null
|
|
{
|
|
get
|
|
{
|
|
Matrix result = new Matrix();
|
|
Matrix_Null(out result);
|
|
return result;
|
|
}
|
|
}
|
|
|
|
public static Matrix Identity
|
|
{
|
|
get
|
|
{
|
|
Matrix result = new Matrix();
|
|
Matrix_Identity(out result);
|
|
return result;
|
|
}
|
|
}
|
|
|
|
public static Matrix Translation(Vector3f v)
|
|
{
|
|
Matrix result = new Matrix();
|
|
Matrix_Translation(v.X, v.Y, v.Z, out result);
|
|
return result;
|
|
}
|
|
|
|
public static Matrix Translation(float x, float y, float z)
|
|
{
|
|
Matrix result = new Matrix();
|
|
Matrix_Translation(x, y, z, out result);
|
|
return result;
|
|
}
|
|
|
|
public static Matrix RotationX(float angle)
|
|
{
|
|
Matrix result = new Matrix();
|
|
Matrix_RotationX(angle, out result);
|
|
return result;
|
|
}
|
|
|
|
public static Matrix RotationY(float angle)
|
|
{
|
|
Matrix result = new Matrix();
|
|
Matrix_RotationY(angle, out result);
|
|
return result;
|
|
}
|
|
|
|
public static Matrix RotationZ(float angle)
|
|
{
|
|
Matrix result = new Matrix();
|
|
Matrix_RotationZ(angle, out result);
|
|
return result;
|
|
}
|
|
|
|
public static Matrix Scaling(float x, float y, float z)
|
|
{
|
|
Matrix result = new Matrix();
|
|
Matrix_Scaling(x, y, z, out result);
|
|
return result;
|
|
}
|
|
|
|
public static Matrix Scaling(Vector3f v)
|
|
{
|
|
Matrix result = new Matrix();
|
|
Matrix_Scaling(v.X, v.Y, v.Z, out result);
|
|
return result;
|
|
}
|
|
|
|
public static Matrix Multiply(Matrix left, Matrix right)
|
|
{
|
|
Matrix result = new Matrix();
|
|
Matrix_Multiply(ref left, ref right, out result);
|
|
return result;
|
|
}
|
|
|
|
public static Matrix operator *(Matrix a, Matrix b)
|
|
{
|
|
Matrix result = new Matrix();
|
|
Matrix_Multiply(ref a, ref b, out result);
|
|
return result;
|
|
}
|
|
|
|
[DllImport("BuilderNative", CallingConvention = CallingConvention.Cdecl)]
|
|
static extern void Matrix_Null(out Matrix c);
|
|
|
|
[DllImport("BuilderNative", CallingConvention = CallingConvention.Cdecl)]
|
|
static extern void Matrix_Identity(out Matrix c);
|
|
|
|
[DllImport("BuilderNative", CallingConvention = CallingConvention.Cdecl)]
|
|
static extern void Matrix_Translation(float x, float y, float z, out Matrix c);
|
|
|
|
[DllImport("BuilderNative", CallingConvention = CallingConvention.Cdecl)]
|
|
static extern void Matrix_RotationX(float angle, out Matrix c);
|
|
|
|
[DllImport("BuilderNative", CallingConvention = CallingConvention.Cdecl)]
|
|
static extern void Matrix_RotationY(float angle, out Matrix c);
|
|
|
|
[DllImport("BuilderNative", CallingConvention = CallingConvention.Cdecl)]
|
|
static extern void Matrix_RotationZ(float angle, out Matrix c);
|
|
|
|
[DllImport("BuilderNative", CallingConvention = CallingConvention.Cdecl)]
|
|
static extern void Matrix_Scaling(float x, float y, float z, out Matrix c);
|
|
|
|
[DllImport("BuilderNative", CallingConvention = CallingConvention.Cdecl)]
|
|
static extern void Matrix_Multiply(ref Matrix a, ref Matrix b, out Matrix c);
|
|
|
|
#endif
|
|
|
|
public static Matrix LookAt(Vector3f eye, Vector3f target, Vector3f up)
|
|
{
|
|
Vector3f zaxis = Vector3f.Normalize(target - eye);
|
|
Vector3f xaxis = Vector3f.Normalize(Vector3f.Cross(up, zaxis));
|
|
Vector3f yaxis = Vector3f.Cross(zaxis, xaxis);
|
|
|
|
Matrix result = Null;
|
|
result.M11 = -xaxis.X;
|
|
result.M12 = yaxis.X;
|
|
result.M13 = -zaxis.X;
|
|
result.M21 = -xaxis.Y;
|
|
result.M22 = yaxis.Y;
|
|
result.M23 = -zaxis.Y;
|
|
result.M31 = -xaxis.Z;
|
|
result.M32 = yaxis.Z;
|
|
result.M33 = -zaxis.Z;
|
|
result.M44 = 1.0f;
|
|
return Matrix.Translation(-eye) * result;
|
|
}
|
|
|
|
public static Matrix PerspectiveFov(float fov, float aspect, float znear, float zfar)
|
|
{
|
|
float f = (float)(1.0 / Math.Tan(fov * 0.5f));
|
|
|
|
Matrix result = Null;
|
|
result.M11 = f / aspect;
|
|
result.M22 = f;
|
|
result.M33 = (zfar + znear) / (znear - zfar);
|
|
result.M34 = 2.0f * zfar * znear / (znear - zfar);
|
|
result.M43 = -1.0f;
|
|
return result;
|
|
}
|
|
|
|
public override bool Equals(object o)
|
|
{
|
|
if (o is Matrix)
|
|
{
|
|
Matrix v = (Matrix)o;
|
|
return this == v;
|
|
}
|
|
else
|
|
{
|
|
return false;
|
|
}
|
|
}
|
|
|
|
public override int GetHashCode()
|
|
{
|
|
return
|
|
M11.GetHashCode() + M12.GetHashCode() + M13.GetHashCode() + M14.GetHashCode() +
|
|
M21.GetHashCode() + M22.GetHashCode() + M23.GetHashCode() + M24.GetHashCode() +
|
|
M31.GetHashCode() + M32.GetHashCode() + M33.GetHashCode() + M34.GetHashCode() +
|
|
M41.GetHashCode() + M42.GetHashCode() + M43.GetHashCode() + M44.GetHashCode();
|
|
}
|
|
|
|
public static bool operator ==(Matrix left, Matrix right)
|
|
{
|
|
return
|
|
left.M11 == right.M11 && left.M12 == right.M12 && left.M13 == right.M13 && left.M14 == right.M14 &&
|
|
left.M21 == right.M21 && left.M22 == right.M22 && left.M23 == right.M23 && left.M24 == right.M24 &&
|
|
left.M31 == right.M31 && left.M32 == right.M32 && left.M33 == right.M33 && left.M34 == right.M34 &&
|
|
left.M41 == right.M41 && left.M42 == right.M42 && left.M43 == right.M43 && left.M44 == right.M44;
|
|
}
|
|
|
|
public static bool operator !=(Matrix left, Matrix right)
|
|
{
|
|
return
|
|
left.M11 != right.M11 || left.M12 != right.M12 || left.M13 != right.M13 || left.M14 != right.M14 ||
|
|
left.M21 != right.M21 || left.M22 != right.M22 || left.M23 != right.M23 || left.M24 != right.M24 ||
|
|
left.M31 != right.M31 || left.M32 != right.M32 || left.M33 != right.M33 || left.M34 != right.M34 ||
|
|
left.M41 != right.M41 || left.M42 != right.M42 || left.M43 != right.M43 || left.M44 != right.M44;
|
|
}
|
|
}
|
|
}
|