SetWorldViewProjAndFog()

static EffectDirtyFlags Microsoft.Xna.Framework.Graphics.EffectHelpers.SetWorldViewProjAndFog ( EffectDirtyFlags dirtyFlags, ref Matrix world, ref Matrix view, ref Matrix projection, ref Matrix worldView, bool fogEnabled, float fogStart, float fogEnd, EffectParameter worldViewProjParam, EffectParameter fogVectorParam )

inlinestaticpackage

Definition at line 22 of file EffectHelpers.cs.

    {
        if ((dirtyFlags & EffectDirtyFlags.WorldViewProj) != 0)
        {
            Matrix.Multiply(ref world, ref view, out worldView);
            Matrix.Multiply(ref worldView, ref projection, out var result);
            worldViewProjParam.SetValue(result);
            dirtyFlags &= ~EffectDirtyFlags.WorldViewProj;
        }
        if (fogEnabled)
        {
            if ((dirtyFlags & (EffectDirtyFlags.Fog | EffectDirtyFlags.FogEnable)) != 0)
            {
                SetFogVector(ref worldView, fogStart, fogEnd, fogVectorParam);
                dirtyFlags &= ~(EffectDirtyFlags.Fog | EffectDirtyFlags.FogEnable);
            }
        }
        else if ((dirtyFlags & EffectDirtyFlags.FogEnable) != 0)
        {
            fogVectorParam.SetValue(Vector4.Zero);
            dirtyFlags &= ~EffectDirtyFlags.FogEnable;
        }
        return dirtyFlags;
    }

References Microsoft.Xna.Framework.Matrix.Multiply(), Microsoft.Xna.Framework.Graphics.EffectHelpers.SetFogVector(), Microsoft.Xna.Framework.Graphics.EffectParameter.SetValue(), and Microsoft.Xna.Framework.Vector4.Zero.

Referenced by Microsoft.Xna.Framework.Graphics.AlphaTestEffect.OnApply(), Microsoft.Xna.Framework.Graphics.BasicEffect.OnApply(), Microsoft.Xna.Framework.Graphics.DualTextureEffect.OnApply(), Microsoft.Xna.Framework.Graphics.EnvironmentMapEffect.OnApply(), and Microsoft.Xna.Framework.Graphics.SkinnedEffect.OnApply().