Add .vxl support to the asset browser.

OpenRA.Game/Graphics/Model.cs

@@ -45,6 +45,7 @@ namespace OpenRA.Graphics
 
 	public interface IModelCache : IDisposable
 	{
+		IModel GetModel(string model);
 		IModel GetModelSequence(string model, string sequence);
 		bool HasModelSequence(string model, string sequence);
 		IVertexBuffer<Vertex> VertexBuffer { get; }
@@ -66,6 +67,11 @@ namespace OpenRA.Graphics
 
 			public void Dispose() { }
 
+			public IModel GetModel(string model)
+			{
+				throw new NotImplementedException();
+			}
+
 			public IModel GetModelSequence(string model, string sequence)
 			{
 				throw new NotImplementedException();

OpenRA.Mods.Cnc/Graphics/VoxelModelSequenceLoader.cs

@@ -86,6 +86,11 @@ namespace OpenRA.Mods.Cnc.Graphics
 			return loader.Load(vxl, hva);
 		}
 
+		public IModel GetModel(string model)
+		{
+			return loader.Load(model, model);
+		}
+
 		public IModel GetModelSequence(string model, string sequence)
 		{
 			try { return models[model][sequence]; }

OpenRA.Mods.Common/Widgets/Logic/AssetBrowserLogic.cs

@@ -43,10 +43,12 @@ namespace OpenRA.Mods.Common.Widgets.Logic
 		string currentFilename;
 		IReadOnlyPackage currentPackage;
 		Sprite[] currentSprites;
+		IModel currentVoxel;
 		VqaPlayerWidget player = null;
 		bool isVideoLoaded = false;
 		bool isLoadError = false;
 		int currentFrame;
+		WRot modelOrientation;
 
 		[ObjectCreator.UseCtor]
 		public AssetBrowserLogic(Widget widget, Action onExit, ModData modData, World world, Dictionary<string, MiniYaml> logicArgs)
@@ -79,13 +81,24 @@ namespace OpenRA.Mods.Common.Widgets.Logic
 				spriteWidget.GetSprite = () => currentSprites != null ? currentSprites[currentFrame] : null;
 				currentPalette = spriteWidget.Palette;
 				spriteWidget.GetPalette = () => currentPalette;
-				spriteWidget.IsVisible = () => !isVideoLoaded && !isLoadError;
+				spriteWidget.IsVisible = () => !isVideoLoaded && !isLoadError && currentSprites != null;
 			}
 
 			var playerWidget = panel.GetOrNull<VqaPlayerWidget>("PLAYER");
 			if (playerWidget != null)
 				playerWidget.IsVisible = () => isVideoLoaded && !isLoadError;
 
+			var modelWidget = panel.GetOrNull<ModelWidget>("VOXEL");
+			if (modelWidget != null)
+			{
+				modelWidget.GetVoxel = () => currentVoxel;
+				currentPalette = modelWidget.Palette;
+				modelWidget.GetPalette = () => currentPalette;
+				modelWidget.GetPlayerPalette = () => currentPalette;
+				modelWidget.GetRotation = () => modelOrientation;
+				modelWidget.IsVisible = () => !isVideoLoaded && !isLoadError && currentVoxel != null;
+			}
+
 			var errorLabelWidget = panel.GetOrNull("ERROR");
 			if (errorLabelWidget != null)
 				errorLabelWidget.IsVisible = () => isLoadError;
@@ -210,6 +223,46 @@ namespace OpenRA.Mods.Common.Widgets.Logic
 				prevButton.IsVisible = () => !isVideoLoaded;
 			}
 
+			var voxelContainer = panel.GetOrNull("VOXEL_SELECTOR");
+			if (voxelContainer != null)
+				voxelContainer.IsVisible = () => currentVoxel != null;
+
+			var rollSlider = panel.GetOrNull<SliderWidget>("ROLL_SLIDER");
+			if (rollSlider != null)
+			{
+				rollSlider.OnChange += x =>
+				{
+					var roll = (int)x;
+					modelOrientation = modelOrientation.WithRoll(new WAngle(roll));
+				};
+
+				rollSlider.GetValue = () => modelOrientation.Roll.Angle;
+			}
+
+			var pitchSlider = panel.GetOrNull<SliderWidget>("PITCH_SLIDER");
+			if (pitchSlider != null)
+			{
+				pitchSlider.OnChange += x =>
+				{
+					var pitch = (int)x;
+					modelOrientation = modelOrientation.WithPitch(new WAngle(pitch));
+				};
+
+				pitchSlider.GetValue = () => modelOrientation.Pitch.Angle;
+			}
+
+			var yawSlider = panel.GetOrNull<SliderWidget>("YAW_SLIDER");
+			if (yawSlider != null)
+			{
+				yawSlider.OnChange += x =>
+				{
+					var yaw = (int)x;
+					modelOrientation = modelOrientation.WithYaw(new WAngle(yaw));
+				};
+
+				yawSlider.GetValue = () => modelOrientation.Yaw.Angle;
+			}
+
 			var assetBrowserModData = modData.Manifest.Get<AssetBrowser>();
 			allowedExtensions = assetBrowserModData.SupportedExtensions;
 
@@ -342,12 +395,24 @@ namespace OpenRA.Mods.Common.Widgets.Logic
 					return true;
 				}
 
-				currentSprites = world.Map.Rules.Sequences.SpriteCache[prefix + filename];
-				currentFrame = 0;
-				if (frameSlider != null)
+				if (Path.GetExtension(filename.ToLowerInvariant()) == ".vxl")
 				{
-					frameSlider.MaximumValue = (float)currentSprites.Length - 1;
-					frameSlider.Ticks = currentSprites.Length;
+					var voxelName = Path.GetFileNameWithoutExtension(filename);
+					currentVoxel = world.ModelCache.GetModel(voxelName);
+					currentSprites = null;
+				}
+				else
+				{
+					currentSprites = world.Map.Rules.Sequences.SpriteCache[prefix + filename];
+					currentFrame = 0;
+
+					if (frameSlider != null)
+					{
+						frameSlider.MaximumValue = (float)currentSprites.Length - 1;
+						frameSlider.Ticks = currentSprites.Length;
+					}
+
+					currentVoxel = null;
 				}
 			}
 			catch (Exception ex)

OpenRA.Mods.Common/Widgets/ModelWidget.cs

@@ -0,0 +1,217 @@
+#region Copyright & License Information
+/*
+ * Copyright 2007-2020 The OpenRA Developers (see AUTHORS)
+ * This file is part of OpenRA, which is free software. It is made
+ * available to you under the terms of the GNU General Public License
+ * as published by the Free Software Foundation, either version 3 of
+ * the License, or (at your option) any later version. For more
+ * information, see COPYING.
+ */
+#endregion
+
+using System;
+using System.Collections.Generic;
+using OpenRA.Graphics;
+using OpenRA.Mods.Common.Graphics;
+using OpenRA.Widgets;
+
+namespace OpenRA.Mods.Common.Widgets
+{
+	public class ModelWidget : Widget
+	{
+		public string Palette = "terrain";
+		public string PlayerPalette = "player";
+		public string NormalsPalette = "normals";
+		public string ShadowPalette = "shadow";
+		public float Scale = 12f;
+		public int LightPitch = 142;
+		public int LightYaw = 682;
+		public float[] LightAmbientColor = new float[] { 0.6f, 0.6f, 0.6f };
+		public float[] LightDiffuseColor = new float[] { 0.4f, 0.4f, 0.4f };
+		public WRot Rotation = WRot.None;
+		public WAngle CameraAngle = WAngle.FromDegrees(40);
+
+		public Func<string> GetPalette;
+		public Func<string> GetPlayerPalette;
+		public Func<string> GetNormalsPalette;
+		public Func<string> GetShadowPalette;
+		public Func<float[]> GetLightAmbientColor;
+		public Func<float[]> GetLightDiffuseColor;
+		public Func<float> GetScale;
+		public Func<int> GetLightPitch;
+		public Func<int> GetLightYaw;
+		public Func<IModel> GetVoxel;
+		public Func<WRot> GetRotation;
+		public Func<WAngle> GetCameraAngle;
+		public int2 IdealPreviewSize { get; private set; }
+
+		protected readonly WorldRenderer WorldRenderer;
+
+		IFinalizedRenderable renderable;
+
+		[ObjectCreator.UseCtor]
+		public ModelWidget(WorldRenderer worldRenderer)
+		{
+			GetPalette = () => Palette;
+			GetPlayerPalette = () => PlayerPalette;
+			GetNormalsPalette = () => NormalsPalette;
+			GetShadowPalette = () => ShadowPalette;
+			GetLightAmbientColor = () => LightAmbientColor;
+			GetLightDiffuseColor = () => LightDiffuseColor;
+			GetScale = () => Scale;
+			GetRotation = () => Rotation;
+			GetLightPitch = () => LightPitch;
+			GetLightYaw = () => LightYaw;
+			GetCameraAngle = () => CameraAngle;
+			WorldRenderer = worldRenderer;
+		}
+
+		protected ModelWidget(ModelWidget other)
+			: base(other)
+		{
+			Palette = other.Palette;
+			GetPalette = other.GetPalette;
+			GetVoxel = other.GetVoxel;
+
+			WorldRenderer = other.WorldRenderer;
+		}
+
+		public override Widget Clone()
+		{
+			return new ModelWidget(this);
+		}
+
+		IModel cachedVoxel;
+		string cachedPalette;
+		string cachedPlayerPalette;
+		string cachedNormalsPalette;
+		string cachedShadowPalette;
+		float cachedScale;
+		WRot cachedRotation;
+		float[] cachedLightAmbientColor = new float[] { 0, 0, 0 };
+		float[] cachedLightDiffuseColor = new float[] { 0, 0, 0 };
+		int cachedLightPitch;
+		int cachedLightYaw;
+		WAngle cachedCameraAngle;
+		PaletteReference paletteReference;
+		PaletteReference paletteReferencePlayer;
+		PaletteReference paletteReferenceNormals;
+		PaletteReference paletteReferenceShadow;
+
+		public override void Draw()
+		{
+			if (renderable == null)
+				return;
+
+			renderable.Render(WorldRenderer);
+		}
+
+		public override void PrepareRenderables()
+		{
+			var voxel = GetVoxel();
+			var palette = GetPalette();
+			var playerPalette = GetPlayerPalette();
+			var normalsPalette = GetNormalsPalette();
+			var shadowPalette = GetShadowPalette();
+			var scale = GetScale();
+			var rotation = GetRotation();
+			var lightAmbientColor = GetLightAmbientColor();
+			var lightDiffuseColor = GetLightDiffuseColor();
+			var lightPitch = GetLightPitch();
+			var lightYaw = GetLightYaw();
+			var cameraAngle = GetCameraAngle();
+
+			if (voxel == null || palette == null)
+				return;
+
+			if (voxel != cachedVoxel)
+				cachedVoxel = voxel;
+
+			if (palette != cachedPalette)
+			{
+				if (string.IsNullOrEmpty(palette) && string.IsNullOrEmpty(playerPalette))
+					return;
+
+				var paletteName = string.IsNullOrEmpty(palette) ? playerPalette : palette;
+				paletteReference = WorldRenderer.Palette(paletteName);
+				cachedPalette = paletteName;
+			}
+
+			if (playerPalette != cachedPlayerPalette)
+			{
+				paletteReferencePlayer = WorldRenderer.Palette(playerPalette);
+				cachedPlayerPalette = playerPalette;
+			}
+
+			if (normalsPalette != cachedNormalsPalette)
+			{
+				paletteReferenceNormals = WorldRenderer.Palette(normalsPalette);
+				cachedNormalsPalette = normalsPalette;
+			}
+
+			if (shadowPalette != cachedShadowPalette)
+			{
+				paletteReferenceShadow = WorldRenderer.Palette(shadowPalette);
+				cachedShadowPalette = shadowPalette;
+			}
+
+			if (scale != cachedScale)
+				cachedScale = scale;
+
+			if (rotation != cachedRotation)
+				cachedRotation = rotation;
+
+			if (lightPitch != cachedLightPitch)
+				cachedLightPitch = lightPitch;
+
+			if (lightYaw != cachedLightYaw)
+				cachedLightYaw = lightYaw;
+
+			if (cachedLightAmbientColor[0] != lightAmbientColor[0] || cachedLightAmbientColor[1] != lightAmbientColor[1] || cachedLightAmbientColor[2] != lightAmbientColor[2])
+				cachedLightAmbientColor = lightAmbientColor;
+
+			if (cachedLightDiffuseColor[0] != lightDiffuseColor[0] || cachedLightDiffuseColor[1] != lightDiffuseColor[1] || cachedLightDiffuseColor[2] != lightDiffuseColor[2])
+				cachedLightDiffuseColor = lightDiffuseColor;
+
+			if (cameraAngle != cachedCameraAngle)
+				cachedCameraAngle = cameraAngle;
+
+			if (cachedVoxel == null)
+				return;
+
+			var animation = new ModelAnimation(
+				cachedVoxel,
+				() => WVec.Zero,
+				() => cachedRotation,
+				() => false,
+				() => 0,
+				true);
+
+			var animations = new ModelAnimation[] { animation };
+
+			ModelPreview preview = new ModelPreview(
+				new ModelAnimation[] { animation }, WVec.Zero, 0,
+				cachedScale,
+				new WAngle(cachedLightPitch),
+				new WAngle(cachedLightYaw),
+				cachedLightAmbientColor,
+				cachedLightDiffuseColor,
+				cachedCameraAngle,
+				paletteReference,
+				paletteReferenceNormals,
+				paletteReferenceShadow);
+
+			var screenBounds = animation.ScreenBounds(WPos.Zero, WorldRenderer, scale);
+			IdealPreviewSize = new int2(screenBounds.Width, screenBounds.Height);
+			var origin = RenderOrigin + new int2(RenderBounds.Size.Width / 2, RenderBounds.Size.Height / 2);
+
+			var camera = new WRot(WAngle.Zero, cachedCameraAngle - new WAngle(256), new WAngle(256));
+			var modelRenderable = new UIModelRenderable(
+				animations, WPos.Zero, origin, 0, camera, scale,
+				WRot.None, cachedLightAmbientColor, cachedLightDiffuseColor,
+				paletteReferencePlayer, paletteReferenceNormals, paletteReferenceShadow);
+
+			renderable = modelRenderable.PrepareRender(WorldRenderer);
+		}
+	}
+}

mods/common/chrome/assetbrowser.yaml

@@ -103,6 +103,11 @@ Background@ASSETBROWSER_PANEL:
 					Width: PARENT_RIGHT
 					Height: PARENT_BOTTOM
 					AspectRatio: 1
+				Model@VOXEL:
+					Width: PARENT_RIGHT
+					Height: PARENT_BOTTOM
+					Palette: colorpicker
+					PlayerPalette: colorpicker
 				Label@ERROR:
 					Y: 1
 					X: 5
@@ -189,6 +194,55 @@ Background@ASSETBROWSER_PANEL:
 					Height: 25
 					Font: TinyBold
 					Align: Left
+		Container@VOXEL_SELECTOR:
+			X: 60
+			Y: 425
+			Children:
+				Label@ROLL:
+					X: 140
+					Y: 1
+					Width: 40
+					Height: 25
+					Font: TinyBold
+					Align: Left
+					Text: Roll
+				Slider@ROLL_SLIDER:
+					X: 165
+					Y: 3
+					Width: 100
+					Height: 20
+					MinimumValue: 1
+					MaximumValue: 1023
+				Label@PITCH:
+					X: 310
+					Y: 1
+					Width: 40
+					Height: 25
+					Font: TinyBold
+					Align: Left
+					Text: Pitch
+				Slider@PITCH_SLIDER:
+					X: 335
+					Y: 3
+					Width: 100
+					Height: 20
+					MinimumValue: 1
+					MaximumValue: 1023
+				Label@YAW:
+					X: 480
+					Y: 1
+					Width: 40
+					Height: 25
+					Font: TinyBold
+					Align: Left
+					Text: Yaw
+				Slider@YAW_SLIDER:
+					X: 505
+					Y: 3
+					Width: 100
+					Height: 20
+					MinimumValue: 1
+					MaximumValue: 1023
 		Button@CLOSE_BUTTON:
 			Key: escape
 			X: PARENT_RIGHT - 180

mods/ts/mod.yaml

@@ -261,7 +261,7 @@ SpriteSequenceFormat: TilesetSpecificSpriteSequence
 ModelSequenceFormat: VoxelModelSequence
 
 AssetBrowser:
-	SupportedExtensions: .shp, .tem, .sno, .vqa
+	SupportedExtensions: .shp, .tem, .sno, .vqa, .vxl
 
 GameSpeeds:
 	slowest: