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Copy DegreesToRadians method from OpenTK.MathHelper

This commit is contained in:
YoshiRulz 2021-02-13 23:53:51 +10:00 committed by James Groom
parent 7ff70de159
commit 4a0e343c37
1 changed files with 8 additions and 4 deletions
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12
src/BizHawk.Bizware.BizwareGL/MatrixStack.cs
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@ -16,6 +16,10 @@ namespace BizHawk.Bizware.BizwareGL
//* Use PostMultiplyMatrix to apply more work to a prior matrix (in the manner described above) since I am calling this all post-work
public class MatrixStack
{
private const float DEG_TO_RAD_FACTOR = (float) System.Math.PI / 180.0f;
private static float DegreesToRadians(float degrees) => degrees * DEG_TO_RAD_FACTOR;
public MatrixStack()
{
LoadIdentity();
@ -71,10 +75,10 @@ namespace BizHawk.Bizware.BizwareGL
public void Scale(float ratio) { Scale(ratio, ratio, ratio); IsDirty = true; }
public void Scale(float x, float y) { Scale(x, y, 1); IsDirty = true; }
public void RotateAxis(float x, float y, float z, float degrees) { PostMultiplyMatrix(Matrix4.CreateFromAxisAngle(new Vector3(x, y, z), MathHelper.DegreesToRadians(degrees))); IsDirty = true; }
public void RotateY(float degrees) { PostMultiplyMatrix(Matrix4.CreateRotationY(MathHelper.DegreesToRadians(degrees))); IsDirty = true; }
public void RotateX(float degrees) { PostMultiplyMatrix(Matrix4.CreateRotationX(MathHelper.DegreesToRadians(degrees))); IsDirty = true; }
public void RotateZ(float degrees) { PostMultiplyMatrix(Matrix4.CreateRotationZ(MathHelper.DegreesToRadians(degrees))); IsDirty = true; }
public void RotateAxis(float x, float y, float z, float degrees) { PostMultiplyMatrix(Matrix4.CreateFromAxisAngle(new Vector3(x, y, z), DegreesToRadians(degrees))); IsDirty = true; }
public void RotateY(float degrees) { PostMultiplyMatrix(Matrix4.CreateRotationY(DegreesToRadians(degrees))); IsDirty = true; }
public void RotateX(float degrees) { PostMultiplyMatrix(Matrix4.CreateRotationX(DegreesToRadians(degrees))); IsDirty = true; }
public void RotateZ(float degrees) { PostMultiplyMatrix(Matrix4.CreateRotationZ(DegreesToRadians(degrees))); IsDirty = true; }
public void Translate(Vector2 v) { Translate(v.X, v.Y, 0); IsDirty = true; }
public void Translate(Vector3 trans) { PostMultiplyMatrix(Matrix4.CreateTranslation(trans)); IsDirty = true; }