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Test__Vector_Interpolation.cs
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namespace TEST;
internal static partial class Program {
static void Test__Vector_Interpolation() {
PRINT("\n[Utility.VEC -- Interpolation]");
//PRINT($"{}");
//======================================================================================================================================================
RESULT("Mix()", true
&& Mix(0.0f, 1.7f, 3.4f).IsApproximately(1.7f)
&& Mix(0.5f, 1.7f, 3.4f).IsApproximately(2.55f)
&& Mix(1.0f, 1.7f, 3.4f).IsApproximately(3.4f)
&& Mix( 0.0f , new vec2(1.7f), new vec2(3.4f)).IsApproximately(new vec2(1.70f))
&& Mix( 0.5f , new vec2(1.7f), new vec2(3.4f)).IsApproximately(new vec2(2.55f))
&& Mix( 1.0f , new vec2(1.7f), new vec2(3.4f)).IsApproximately(new vec2(3.40f))
&& Mix(new vec2(0.0f), new vec2(1.7f), new vec2(3.4f)).IsApproximately(new vec2(1.70f))
&& Mix(new vec2(0.5f), new vec2(1.7f), new vec2(3.4f)).IsApproximately(new vec2(2.55f))
&& Mix(new vec2(1.0f), new vec2(1.7f), new vec2(3.4f)).IsApproximately(new vec2(3.40f))
&& Mix( 0.0f , new vec3(1.7f), new vec3(3.4f)).IsApproximately(new vec3(1.70f))
&& Mix( 0.5f , new vec3(1.7f), new vec3(3.4f)).IsApproximately(new vec3(2.55f))
&& Mix( 1.0f , new vec3(1.7f), new vec3(3.4f)).IsApproximately(new vec3(3.40f))
&& Mix(new vec3(0.0f), new vec3(1.7f), new vec3(3.4f)).IsApproximately(new vec3(1.70f))
&& Mix(new vec3(0.5f), new vec3(1.7f), new vec3(3.4f)).IsApproximately(new vec3(2.55f))
&& Mix(new vec3(1.0f), new vec3(1.7f), new vec3(3.4f)).IsApproximately(new vec3(3.40f))
&& Mix( 0.0f , new vec4(1.7f), new vec4(3.4f)).IsApproximately(new vec4(1.70f))
&& Mix( 0.5f , new vec4(1.7f), new vec4(3.4f)).IsApproximately(new vec4(2.55f))
&& Mix( 1.0f , new vec4(1.7f), new vec4(3.4f)).IsApproximately(new vec4(3.40f))
&& Mix(new vec4(0.0f), new vec4(1.7f), new vec4(3.4f)).IsApproximately(new vec4(1.70f))
&& Mix(new vec4(0.5f), new vec4(1.7f), new vec4(3.4f)).IsApproximately(new vec4(2.55f))
&& Mix(new vec4(1.0f), new vec4(1.7f), new vec4(3.4f)).IsApproximately(new vec4(3.40f))
);
RESULT("BiMix()", true
&& BiMix((0f, 0f), 0f, 1f, 2f, 3f).IsApproximately(0f)
&& BiMix((1f, 0f), 0f, 1f, 2f, 3f).IsApproximately(1f)
&& BiMix((0f, 1f), 0f, 1f, 2f, 3f).IsApproximately(2f)
&& BiMix((1f, 1f), 0f, 1f, 2f, 3f).IsApproximately(3f)
&& BiMix((0.25f, 0.25f), 0f, 1f, 2f, 3f).IsApproximately(0.75f)
&& BiMix((0.50f, 0.25f), 0f, 1f, 2f, 3f).IsApproximately(1.00f)
&& BiMix((0.75f, 0.25f), 0f, 1f, 2f, 3f).IsApproximately(1.25f)
&& BiMix((0.25f, 0.50f), 0f, 1f, 2f, 3f).IsApproximately(1.25f)
&& BiMix((0.50f, 0.50f), 0f, 1f, 2f, 3f).IsApproximately(1.50f)
&& BiMix((0.75f, 0.50f), 0f, 1f, 2f, 3f).IsApproximately(1.75f)
&& BiMix((0.25f, 0.75f), 0f, 1f, 2f, 3f).IsApproximately(1.75f)
&& BiMix((0.50f, 0.75f), 0f, 1f, 2f, 3f).IsApproximately(2.00f)
&& BiMix((0.75f, 0.75f), 0f, 1f, 2f, 3f).IsApproximately(2.25f)
&& BiMix((0f, 0f), new vec2(0f), new vec2(1f), new vec2(2f), new vec2(3f)).IsApproximately(new vec2(0f))
&& BiMix((1f, 0f), new vec2(0f), new vec2(1f), new vec2(2f), new vec2(3f)).IsApproximately(new vec2(1f))
&& BiMix((0f, 1f), new vec2(0f), new vec2(1f), new vec2(2f), new vec2(3f)).IsApproximately(new vec2(2f))
&& BiMix((1f, 1f), new vec2(0f), new vec2(1f), new vec2(2f), new vec2(3f)).IsApproximately(new vec2(3f))
&& BiMix((0f, 0f), new vec3(0f), new vec3(1f), new vec3(2f), new vec3(3f)).IsApproximately(new vec3(0f))
&& BiMix((1f, 0f), new vec3(0f), new vec3(1f), new vec3(2f), new vec3(3f)).IsApproximately(new vec3(1f))
&& BiMix((0f, 1f), new vec3(0f), new vec3(1f), new vec3(2f), new vec3(3f)).IsApproximately(new vec3(2f))
&& BiMix((1f, 1f), new vec3(0f), new vec3(1f), new vec3(2f), new vec3(3f)).IsApproximately(new vec3(3f))
&& BiMix((0f, 0f), new vec4(0f), new vec4(1f), new vec4(2f), new vec4(3f)).IsApproximately(new vec4(0f))
&& BiMix((1f, 0f), new vec4(0f), new vec4(1f), new vec4(2f), new vec4(3f)).IsApproximately(new vec4(1f))
&& BiMix((0f, 1f), new vec4(0f), new vec4(1f), new vec4(2f), new vec4(3f)).IsApproximately(new vec4(2f))
&& BiMix((1f, 1f), new vec4(0f), new vec4(1f), new vec4(2f), new vec4(3f)).IsApproximately(new vec4(3f))
);
RESULT("SmoothMix()", true
&& SmoothMix(0.0f , 1.7f, 3.4f).IsApproximately(1.7f)
&& SmoothMix(0.25f, 1.7f, 3.4f).IsApproximately(1.965625f)
&& SmoothMix(0.5f , 1.7f, 3.4f).IsApproximately(2.55f)
&& SmoothMix(0.75f, 1.7f, 3.4f).IsApproximately(3.134375f)
&& SmoothMix(1.0f , 1.7f, 3.4f).IsApproximately(3.4f)
&& SmoothMix(0.0f, new vec2(1.7f), new vec2(3.4f)).IsApproximately(new vec2(1.7f))
&& SmoothMix(0.25f, new vec2(1.7f), new vec2(3.4f)).IsApproximately(new vec2(1.965625f))
&& SmoothMix(0.5f, new vec2(1.7f), new vec2(3.4f)).IsApproximately(new vec2(2.55f))
&& SmoothMix(0.75f, new vec2(1.7f), new vec2(3.4f)).IsApproximately(new vec2(3.134375f))
&& SmoothMix(1.0f, new vec2(1.7f), new vec2(3.4f)).IsApproximately(new vec2(3.4f))
&& SmoothMix(0.0f, new vec3(1.7f), new vec3(3.4f)).IsApproximately(new vec3(1.7f))
&& SmoothMix(0.25f, new vec3(1.7f), new vec3(3.4f)).IsApproximately(new vec3(1.965625f))
&& SmoothMix(0.5f, new vec3(1.7f), new vec3(3.4f)).IsApproximately(new vec3(2.55f))
&& SmoothMix(0.75f, new vec3(1.7f), new vec3(3.4f)).IsApproximately(new vec3(3.134375f))
&& SmoothMix(1.0f, new vec3(1.7f), new vec3(3.4f)).IsApproximately(new vec3(3.4f))
&& SmoothMix(0.0f, new vec4(1.7f), new vec4(3.4f)).IsApproximately(new vec4(1.7f))
&& SmoothMix(0.25f, new vec4(1.7f), new vec4(3.4f)).IsApproximately(new vec4(1.965625f))
&& SmoothMix(0.5f, new vec4(1.7f), new vec4(3.4f)).IsApproximately(new vec4(2.55f))
&& SmoothMix(0.75f, new vec4(1.7f), new vec4(3.4f)).IsApproximately(new vec4(3.134375f))
&& SmoothMix(1.0f, new vec4(1.7f), new vec4(3.4f)).IsApproximately(new vec4(3.4f))
);
//======================================================================================================================================================
RESULT("Step()", true
&& Step(-2.00f, -1f) == 0f
&& Step(-1.50f, -1f) == 0f
&& Step(-1.01f, -1f) == 0f
&& Step(-1.00f, -1f) == 1f
&& Step(-0.99f, -1f) == 1f
&& Step(-0.50f, -1f) == 1f
&& Step( 0.00f, -1f) == 1f
&& Step(0.00f, 1f) == 0f
&& Step(0.50f, 1f) == 0f
&& Step(0.99f, 1f) == 0f
&& Step(1.00f, 1f) == 1f
&& Step(1.01f, 1f) == 1f
&& Step(1.50f, 1f) == 1f
&& Step(2.00f, 1f) == 1f
);
RESULT("LinearStep()", true
&& LinearStep(1.70f , 1.7f, 3.4f).IsApproximately(0.0f)
&& LinearStep(2.125f, 1.7f, 3.4f).IsApproximately(0.25f)
&& LinearStep(2.55f , 1.7f, 3.4f).IsApproximately(0.5f)
&& LinearStep(2.975f, 1.7f, 3.4f).IsApproximately(0.75f)
&& LinearStep(3.40f , 1.7f, 3.4f).IsApproximately(1.0f)
//@@ more...
);
RESULT("SmoothStep()", true
&& SmoothStep(1.70f , 1.7f, 3.4f).IsApproximately(0.0f)
&& SmoothStep(2.125f, 1.7f, 3.4f).IsApproximately(0.15625f) // 5/32
&& SmoothStep(2.55f , 1.7f, 3.4f).IsApproximately(0.5f)
&& SmoothStep(2.975f, 1.7f, 3.4f).IsApproximately(0.84375f) // 27/32
&& SmoothStep(3.40f , 1.7f, 3.4f).IsApproximately(1.0f)
//@@ more...
);
//======================================================================================================================================================
}
}