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Render all lightmap layers

This commit is contained in:
Jarrod Doyle 2024-08-01 18:23:17 +01:00
parent 3307cdc8a9
commit d7b8ee35f4
Signed by: Jayrude
GPG Key ID: 38B57B16E7C0ADF7
2 changed files with 26 additions and 37 deletions
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34
project/code/LGS/Database/Chunks/WorldRep.cs
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@ -118,45 +118,29 @@ public class WorldRep : IChunk
} }
} }
public readonly Vector4[] AsRgba(uint layer) public readonly Vector4 GetPixel(uint layer, uint x, uint y)
{ {
if (layer >= Pixels.GetLength(0)) if (layer >= Pixels.GetLength(0) || x >= Pixels.GetLength(2) || y >= Pixels.GetLength(1))
{ {
return Vector4.Zero;
return System.Array.Empty<Vector4>();
} }
var height = Pixels.GetLength(1); switch (Pixels.GetLength(3))
var width = Pixels.GetLength(2);
var bpp = Pixels.GetLength(3);
var colours = new Vector4[height * width];
for (var y = 0; y < height; y++)
{
for (var x = 0; x < width; x++)
{
var idx = x + y * width;
switch (bpp)
{ {
case 1: case 1:
var raw1 = Pixels[layer, y, x, 0]; var raw1 = Pixels[layer, y, x, 0];
colours[idx] = new Vector4(raw1, raw1, raw1, 255) / 255.0f; return new Vector4(raw1, raw1, raw1, 255) / 255.0f;
break;
case 2: case 2:
var raw2 = Pixels[layer, y, x, 0] + (Pixels[layer, y, x, 1] << 8); var raw2 = Pixels[layer, y, x, 0] + (Pixels[layer, y, x, 1] << 8);
colours[idx] = new Vector4(raw2 & 31, (raw2 >> 5) & 31, (raw2 >> 10) & 31, 32) / 32.0f; return new Vector4(raw2 & 31, (raw2 >> 5) & 31, (raw2 >> 10) & 31, 32) / 32.0f;
break;
case 4: case 4:
colours[idx] = new Vector4(Pixels[layer, y, x, 0], Pixels[layer, y, x, 1], Pixels[layer, y, x, 2], Pixels[layer, y, x, 3]) / 255.0f; return new Vector4(Pixels[layer, y, x, 0], Pixels[layer, y, x, 1], Pixels[layer, y, x, 2], Pixels[layer, y, x, 3]) / 255.0f;
break; default:
return Vector4.Zero;
} }
} }
} }
return colours;
}
}
public byte VertexCount { get; set; } public byte VertexCount { get; set; }
public byte PolyCount { get; set; } public byte PolyCount { get; set; }
public byte RenderPolyCount { get; set; } public byte RenderPolyCount { get; set; }

19
project/code/Mission.cs
View File

@ -137,15 +137,20 @@ public partial class Mission : Node3D
// Build lightmap // Build lightmap
var lightmap = cell.Lightmaps[rect.Id]; var lightmap = cell.Lightmaps[rect.Id];
// TODO: Handle animlight layers // TODO: Handle animlight layers
var colours = lightmap.AsRgba(0); var layers = (uint)lightmap.Pixels.GetLength(0);
var height = lightmap.Pixels.GetLength(1); var height = (uint)lightmap.Pixels.GetLength(1);
var width = lightmap.Pixels.GetLength(2); var width = (uint)lightmap.Pixels.GetLength(2);
for (var y = 0; y < height; y++) for (uint y = 0; y < height; y++)
{ {
for (var x = 0; x < width; x++) for (uint x = 0; x < width; x++)
{ {
var rawColour = colours[x + y * width]; var rawColour = System.Numerics.Vector4.Zero;
image.SetPixel((int)rect.X + x, (int)rect.Y + y, new Color(rawColour.X, rawColour.Y, rawColour.Z, rawColour.W)); for (uint l = 0; l < layers; l++)
{
rawColour += lightmap.GetPixel(l, x, y);
}
var colour = new Color(MathF.Min(rawColour.X, 1.0f), MathF.Min(rawColour.Y, 1.0f), MathF.Min(rawColour.Z, 1.0f), MathF.Min(rawColour.W, 1.0f));
image.SetPixel((int)(rect.X + x), (int)(rect.Y + y), colour);
} }
} }