◆ OnApply()

override void Microsoft.Xna.Framework.Graphics.AlphaTestEffect.OnApply ( )
inlinepackagevirtual
Reimplemented from Microsoft.Xna.Framework.Graphics.Effect.
Definition at line 268 of file AlphaTestEffect.cs.
    {
        dirtyFlags = EffectHelpers.SetWorldViewProjAndFog(dirtyFlags, ref world, ref view, ref projection, ref worldView, fogEnabled, fogStart, fogEnd, worldViewProjParam, fogVectorParam);
        if ((dirtyFlags & EffectDirtyFlags.MaterialColor) != 0)
        {
            diffuseColorParam.SetValue(new Vector4(diffuseColor * alpha, alpha));
            dirtyFlags &= ~EffectDirtyFlags.MaterialColor;
        }
        if ((dirtyFlags & EffectDirtyFlags.AlphaTest) != 0)
        {
            Vector4 value = default(Vector4);
            bool flag = false;
            float num = (float)referenceAlpha / 255f;
            switch (alphaFunction)
            {
            case CompareFunction.Less:
                value.X = num - 0.0019607844f;
                value.Z = 1f;
                value.W = -1f;
                break;
            case CompareFunction.LessEqual:
                value.X = num + 0.0019607844f;
                value.Z = 1f;
                value.W = -1f;
                break;
            case CompareFunction.GreaterEqual:
                value.X = num - 0.0019607844f;
                value.Z = -1f;
                value.W = 1f;
                break;
            case CompareFunction.Greater:
                value.X = num + 0.0019607844f;
                value.Z = -1f;
                value.W = 1f;
                break;
            case CompareFunction.Equal:
                value.X = num;
                value.Y = 0.0019607844f;
                value.Z = 1f;
                value.W = -1f;
                flag = true;
                break;
            case CompareFunction.NotEqual:
                value.X = num;
                value.Y = 0.0019607844f;
                value.Z = -1f;
                value.W = 1f;
                flag = true;
                break;
            case CompareFunction.Never:
                value.Z = -1f;
                value.W = -1f;
                break;
            default:
                value.Z = 1f;
                value.W = 1f;
                break;
            }
            alphaTestParam.SetValue(value);
            dirtyFlags &= ~EffectDirtyFlags.AlphaTest;
            if (isEqNe != flag)
            {
                isEqNe = flag;
                dirtyFlags |= EffectDirtyFlags.ShaderIndex;
            }
        }
        if ((dirtyFlags & EffectDirtyFlags.ShaderIndex) != 0)
        {
            int num2 = 0;
            if (!fogEnabled)
            {
                num2++;
            }
            if (vertexColorEnabled)
            {
                num2 += 2;
            }
            if (isEqNe)
            {
                num2 += 4;
            }
            shaderIndexParam.SetValue(num2);
            dirtyFlags &= ~EffectDirtyFlags.ShaderIndex;
        }
    }