104 lines
3.5 KiB
C#
104 lines
3.5 KiB
C#
using UnityEngine;
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using UnityEditor;
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using Random = UnityEngine.Random;
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namespace cylvester
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{
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[CustomEditor(typeof(PdBind))]
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class PdBindEditor : UnityEditor.Editor
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{
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private int selectedSpectrum_;
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private Texture2D texture_;
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private readonly string[] channels = {
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"1", "2", "3", "4", "5", "6", "7", "8", "9", "10", "11", "12", "13", "14", "15", "16"
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};
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private Rect paintSpace_;
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private Rect selectedArea_;
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private Rect scaledRect_;
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public void OnEnable()
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{
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texture_ = new Texture2D(256, 256);
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}
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public override void OnInspectorGUI()
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{
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var backend = (PdBackend)target;
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if (Event.current.isMouse && Event.current.button == 0)
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{
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switch (Event.current.type)
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{
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case EventType.MouseDown:
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{
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var mousePos = Event.current.mousePosition;
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selectedArea_.x = mousePos.x;
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selectedArea_.y = mousePos.y;
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break;
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}
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case EventType.MouseDrag:
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{
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var mousePos = Event.current.mousePosition;
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selectedArea_.width = mousePos.x - selectedArea_.x;
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selectedArea_.height = mousePos.y - selectedArea_.y;
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UpdateScaledRect();
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break;
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}
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}
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}
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GUILayout.Label("PureData Inputs", EditorStyles.boldLabel);
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selectedSpectrum_ = EditorGUILayout.Popup("Input Channel", selectedSpectrum_, channels);
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GUILayout.Space(30);
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GUILayout.Label("Spectrum Extractor", EditorStyles.boldLabel);
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var paintSpace = GUILayoutUtility.GetRect(256, 512, 256, 256);
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if (Event.current.type == EventType.Repaint)
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{
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paintSpace_ = paintSpace;
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RenderTexture();
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GUI.DrawTexture(paintSpace_, texture_);
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}
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Repaint();
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}
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private void RenderTexture()
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{
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for (var y = 0; y < texture_.height; y++)
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{
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for (var x = 0; x < texture_.width; x++)
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{
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var alpha = 0.4f;
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if ((scaledRect_.x < x && x < (scaledRect_.x + scaledRect_.width)) &&
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(scaledRect_.y < y && y < (scaledRect_.y + scaledRect_.height)))
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{
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alpha = 1f;
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}
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var color = new Color(Random.value, Random.value, Random.value, alpha);
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texture_.SetPixel(x, 256-y, color);
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}
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}
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texture_.Apply();
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}
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private void UpdateScaledRect()
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{
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var xPos = (selectedArea_.x - paintSpace_.x) / paintSpace_.width;
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var yPos = (selectedArea_.y - paintSpace_.y) / paintSpace_.height;
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var width = selectedArea_.width / paintSpace_.width;
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var height = selectedArea_.height / paintSpace_.height;
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scaledRect_.x = xPos * texture_.width;
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scaledRect_.y = yPos * texture_.height;
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scaledRect_.width = width * texture_.width;
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scaledRect_.height = height * texture_.height;
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Debug.Log(scaledRect_);
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}
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}
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}
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