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Update Shade.cs #3

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60 changes: 26 additions & 34 deletions Plugins/Shade.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -24,53 +24,45 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
using System.Reflection;
using Weland;

public class ShadePlugin {
public static bool Compatible() {
return true;
}
public class ShadePlugin
{
public static bool IsCompatible => true;

public static string Name() {
return "Auto Shade Level";
}
public static string Name => "Auto Shade Level";

const short Highlight = 3;
const short Shadow = 13;
const short Ceiling = 10;
const short Floor = 5;
private const short Highlight = 3;
private const short Shadow = 13;
private const short Ceiling = 10;
private const short Floor = 5;

static double Angle(Point p0, Point p1) {
int X = p1.X - p0.X;
int Y = p1.Y - p0.Y;
double theta = Math.Atan2(-Y, X);
if (theta < 0) {
return -theta;
} else {
return theta;
}
private static double Angle(Point p0, Point p1)
{
var X = p1.X - p0.X;
var Y = p1.Y - p0.Y;
var theta = Math.Atan2(-Y, X);
return Math.Abs(theta);
}

public static void Run(Editor editor)
{
Level level = editor.Level;

for (int side_index = 0; side_index < level.Sides.Count; ++side_index) {
Side side = level.Sides[side_index];
Line line = level.Lines[side.LineIndex];
double theta;
if (line.ClockwisePolygonSideIndex == side_index) {
theta = Angle(level.Endpoints[line.EndpointIndexes[0]], level.Endpoints[line.EndpointIndexes[1]]);
} else {
theta = Angle(level.Endpoints[line.EndpointIndexes[1]], level.Endpoints[line.EndpointIndexes[0]]);
}
var level = editor.Level;

short lightsource = (short) (Shadow + (Highlight - Shadow) * ((Math.Cos(theta) + 1) / 2));
for (var side_index = 0; side_index < level.Sides.Count; ++side_index)
{
var side = level.Sides[side_index];
var line = level.Lines[side.LineIndex];
var theta = line.ClockwisePolygonSideIndex == side_index?
Angle(level.Endpoints[line.EndpointIndexes[0]], level.Endpoints[line.EndpointIndexes[1]]):
Angle(level.Endpoints[line.EndpointIndexes[1]], level.Endpoints[line.EndpointIndexes[0]]);
var lightsource = (short)(Shadow + (Highlight - Shadow) * ((Math.Cos(theta) + 1) / 2));
side.PrimaryLightsourceIndex = lightsource;
side.SecondaryLightsourceIndex = lightsource;
}

foreach (Polygon polygon in level.Polygons) {
foreach (var polygon in level.Polygons)
{
polygon.FloorLight = Floor;
polygon.CeilingLight = Ceiling;
}
}
}
}