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Add snapping to grid with Ctrl key when moving keyframes in curve

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#2455
This commit is contained in:
Wojtek Figat
2025-01-30 17:26:04 +01:00
parent 4d6282a5b4
commit fc98b5f1f0
5 changed files with 91 additions and 33 deletions
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20
Source/Editor/Utilities/Utils.cs
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@@ -246,7 +246,7 @@ namespace FlaxEditor.Utilities
500000, 1000000, 5000000, 10000000, 100000000
};
internal delegate void DrawCurveTick(decimal tick, float strength);
internal delegate void DrawCurveTick(decimal tick, double step, float strength);
internal static Int2 DrawCurveTicks(DrawCurveTick drawTick, double[] tickSteps, ref float[] tickStrengths, float min, float max, float pixelRange, float minDistanceBetweenTicks = 20, float maxDistanceBetweenTicks = 60)
{
@@ -298,13 +298,29 @@ namespace FlaxEditor.Utilities
if (l < biggestTick && (i % Mathd.RoundToInt(lNextStep / lStep) == 0))
continue;
var tick = (decimal)lStep * i;
drawTick(tick, strength);
drawTick(tick, lStep, strength);
}
}
return new Int2(smallestTick, biggestTick);
}
internal static float GetCurveGridSnap(double[] tickSteps, ref float[] tickStrengths, float min, float max, float pixelRange, float minDistanceBetweenTicks = 20, float maxDistanceBetweenTicks = 60)
{
double gridStep = 0; // No grid
float gridWeight = 0.0f;
DrawCurveTicks((decimal tick, double step, float strength) =>
{
// Find the smallest grid step that has meaningful strength (it's the most visible to the user)
if (strength > gridWeight && (step < gridStep || gridStep <= 0.0) && strength > 0.5f)
{
gridStep = Math.Abs(step);
gridWeight = strength;
}
}, tickSteps, ref tickStrengths, min, max, pixelRange, minDistanceBetweenTicks, maxDistanceBetweenTicks);
return (float)gridStep;
}
/// <summary>
/// Determines whether the specified path string contains any invalid character.
/// </summary>