mirror of
https://git.do.srb2.org/STJr/UltimateZoneBuilder.git
synced 2024-11-23 20:32:34 +00:00
761 lines
25 KiB
C#
Executable file
761 lines
25 KiB
C#
Executable file
|
|
#region ================== Copyright (c) 2007 Pascal vd Heiden
|
|
|
|
/*
|
|
* Copyright (c) 2007 Pascal vd Heiden, www.codeimp.com
|
|
* This program is released under GNU General Public License
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
*/
|
|
|
|
#endregion
|
|
|
|
#region ================== Namespaces
|
|
|
|
using System;
|
|
using System.Collections;
|
|
using System.Collections.Generic;
|
|
using System.Drawing;
|
|
using System.Drawing.Drawing2D;
|
|
using System.Drawing.Imaging;
|
|
using System.IO;
|
|
using System.Linq;
|
|
using System.Runtime.InteropServices;
|
|
using CodeImp.DoomBuilder.Geometry;
|
|
using CodeImp.DoomBuilder.IO;
|
|
using CodeImp.DoomBuilder.Rendering;
|
|
using CodeImp.DoomBuilder.Windows;
|
|
|
|
#endregion
|
|
|
|
namespace CodeImp.DoomBuilder.Data
|
|
{
|
|
public abstract unsafe class ImageData : IDisposable
|
|
{
|
|
#region ================== Constants
|
|
|
|
#endregion
|
|
|
|
#region ================== Variables
|
|
|
|
// Properties
|
|
protected string name;
|
|
protected long longname;
|
|
protected int width;
|
|
protected int height;
|
|
protected Vector2D scale;
|
|
protected bool worldpanning;
|
|
private bool usecolorcorrection;
|
|
protected string filepathname; //mxd. Absolute path to the image;
|
|
protected string shortname; //mxd. Name in uppercase and clamped to DataManager.CLASIC_IMAGE_NAME_LENGTH
|
|
protected string virtualname; //mxd. Path of this name is used in TextureBrowserForm
|
|
protected string displayname; //mxd. Name to display in TextureBrowserForm
|
|
protected bool isFlat; //mxd. If false, it's a texture
|
|
protected bool istranslucent; //mxd. If true, has pixels with alpha > 0 && < 255
|
|
protected bool ismasked; //mxd. If true, has pixels with zero alpha
|
|
protected bool hasLongName; //mxd. Texture name is longer than DataManager.CLASIC_IMAGE_NAME_LENGTH
|
|
protected bool hasPatchWithSameName; //mxd
|
|
protected int namewidth; // biwa
|
|
protected int shortnamewidth; // biwa
|
|
|
|
//mxd. Hashing
|
|
private static int hashcounter;
|
|
private readonly int hashcode;
|
|
|
|
// Loading
|
|
private ImageLoadState previewstate;
|
|
private ImageLoadState imagestate;
|
|
private bool loadfailed;
|
|
|
|
// Alpha test
|
|
private BitArray alphatest;
|
|
private int alphatestWidth = 64;
|
|
private int alphatestHeight = 64;
|
|
|
|
// GDI bitmap
|
|
private Bitmap loadedbitmap;
|
|
private Bitmap previewbitmap;
|
|
private Bitmap spritepreviewbitmap;
|
|
|
|
// Direct3D texture
|
|
private int mipmaplevels; // 0 = all mipmaps
|
|
protected bool dynamictexture;
|
|
private Texture texture;
|
|
|
|
// Disposing
|
|
protected bool isdisposed;
|
|
|
|
#endregion
|
|
|
|
#region ================== Properties
|
|
|
|
public string Name { get { return name; } }
|
|
public long LongName { get { return longname; } }
|
|
public string ShortName { get { return shortname; } } //mxd
|
|
public string FilePathName { get { return filepathname; } } //mxd
|
|
public string VirtualName { get { return virtualname; } } //mxd
|
|
public string DisplayName { get { return displayname; } } //mxd
|
|
public bool IsFlat { get { return isFlat; } } //mxd
|
|
public bool IsTranslucent { get { return istranslucent; } } //mxd
|
|
public bool IsMasked { get { return ismasked; } } //mxd
|
|
public bool HasPatchWithSameName { get { return hasPatchWithSameName; } } //mxd
|
|
internal bool HasLongName { get { return hasLongName; } } //mxd
|
|
public bool UseColorCorrection { get { return usecolorcorrection; } set { usecolorcorrection = value; } }
|
|
public Texture Texture { get { return GetTexture(); } }
|
|
public bool IsPreviewLoaded
|
|
{
|
|
get
|
|
{
|
|
if (previewstate == ImageLoadState.None)
|
|
General.Map.Data.QueueLoadPreview(this);
|
|
|
|
return (previewstate == ImageLoadState.Ready);
|
|
}
|
|
}
|
|
|
|
public bool IsImageLoaded
|
|
{
|
|
get
|
|
{
|
|
if (imagestate == ImageLoadState.None)
|
|
General.Map.Data.QueueLoadImage(this);
|
|
|
|
return (imagestate == ImageLoadState.Ready);
|
|
}
|
|
}
|
|
public bool LoadFailed { get { return loadfailed; } }
|
|
public bool IsDisposed { get { return isdisposed; } }
|
|
public bool AllowUnload { get; set; }
|
|
public ImageLoadState ImageState { get { return imagestate; } internal set { imagestate = value; } }
|
|
public ImageLoadState PreviewState { get { return previewstate; } internal set { previewstate = value; } }
|
|
public bool UsedInMap { get; internal set; }
|
|
public int MipMapLevels { get { return mipmaplevels; } set { mipmaplevels = value; } }
|
|
public virtual int Width { get { return width; } }
|
|
public virtual int Height { get { return height; } }
|
|
//mxd. Scaled texture size is integer in ZDoom.
|
|
public virtual float ScaledWidth { get { return (float)Math.Round(width * scale.x); } }
|
|
public virtual float ScaledHeight { get { return (float)Math.Round(height * scale.y); } }
|
|
public virtual Vector2D Scale { get { return scale; } }
|
|
public bool WorldPanning { get { return worldpanning; } }
|
|
public int NameWidth { get { return namewidth; } } // biwa
|
|
public int ShortNameWidth { get { return shortnamewidth; } } // biwa
|
|
|
|
#endregion
|
|
|
|
#region ================== Constructor / Disposer
|
|
|
|
// Constructor
|
|
protected ImageData()
|
|
{
|
|
// Defaults
|
|
usecolorcorrection = true;
|
|
AllowUnload = true;
|
|
|
|
//mxd. Hashing
|
|
hashcode = hashcounter++;
|
|
}
|
|
|
|
// Destructor
|
|
~ImageData()
|
|
{
|
|
this.Dispose();
|
|
}
|
|
|
|
// Disposer
|
|
public virtual void Dispose()
|
|
{
|
|
// Not already disposed?
|
|
if(!isdisposed)
|
|
{
|
|
// Clean up
|
|
loadedbitmap?.Dispose();
|
|
previewbitmap?.Dispose();
|
|
spritepreviewbitmap?.Dispose();
|
|
texture?.Dispose();
|
|
loadedbitmap = null;
|
|
previewbitmap = null;
|
|
spritepreviewbitmap = null;
|
|
texture = null;
|
|
|
|
// Done
|
|
imagestate = ImageLoadState.None;
|
|
previewstate = ImageLoadState.None;
|
|
isdisposed = true;
|
|
}
|
|
}
|
|
|
|
#endregion
|
|
|
|
#region ================== Management
|
|
|
|
// This adds a reference
|
|
// This sets the name
|
|
protected virtual void SetName(string name)
|
|
{
|
|
this.name = name;
|
|
this.filepathname = name; //mxd
|
|
this.shortname = name; //mxd
|
|
this.virtualname = name; //mxd
|
|
this.displayname = name; //mxd
|
|
this.longname = Lump.MakeLongName(name); //mxd
|
|
|
|
ComputeNamesWidth(); // biwa
|
|
}
|
|
|
|
// biwa. Computing the widths in the constructor of ImageBrowserItem accumulates to taking forever when loading many images,
|
|
// like when showing the texture browser of huge texture sets like OTEX
|
|
internal void ComputeNamesWidth()
|
|
{
|
|
//mxd. Calculate names width
|
|
namewidth = (int)Math.Ceiling(General.Interface.MeasureString(name, SystemFonts.MessageBoxFont, 10000, StringFormat.GenericTypographic).Width) + 6;
|
|
shortnamewidth = (int)Math.Ceiling(General.Interface.MeasureString(shortname, SystemFonts.MessageBoxFont, 10000, StringFormat.GenericTypographic).Width) + 6;
|
|
}
|
|
|
|
public int GetAlphaTestWidth()
|
|
{
|
|
return alphatestWidth;
|
|
}
|
|
|
|
public int GetAlphaTestHeight()
|
|
{
|
|
return alphatestHeight;
|
|
}
|
|
|
|
public bool AlphaTestPixel(int x, int y)
|
|
{
|
|
if (alphatest != null)
|
|
return alphatest.Get(x + y * alphatestWidth);
|
|
else
|
|
return true;
|
|
}
|
|
|
|
public Image GetBackgroundBitmap()
|
|
{
|
|
return LocalGetBitmap();
|
|
}
|
|
|
|
public Bitmap GetSkyboxBitmap()
|
|
{
|
|
return LocalGetBitmap();
|
|
}
|
|
|
|
public Bitmap ExportBitmap()
|
|
{
|
|
return LocalGetBitmap();
|
|
}
|
|
|
|
public Bitmap GetSpritePreview()
|
|
{
|
|
if (spritepreviewbitmap == null)
|
|
spritepreviewbitmap = LocalGetBitmap();
|
|
return spritepreviewbitmap;
|
|
}
|
|
|
|
// Loads the image directly. This is needed by the background loader for some patches.
|
|
public Bitmap LocalGetBitmap()
|
|
{
|
|
// Note: if this turns out to be too slow, do NOT try to make it use GetBitmap or bitmap.
|
|
// Create a cache for the local background loader thread instead.
|
|
|
|
LocalLoadResult result = LocalLoadImage();
|
|
if (result.messages.Any(x => x.Type == ErrorType.Error))
|
|
{
|
|
return Properties.Resources.Failed;
|
|
}
|
|
ConvertImageFormat(result);
|
|
return result.bitmap;
|
|
}
|
|
|
|
public void LoadImageNow()
|
|
{
|
|
if (imagestate != ImageLoadState.Ready)
|
|
{
|
|
imagestate = ImageLoadState.Loading;
|
|
LoadImage(true);
|
|
}
|
|
}
|
|
|
|
internal void BackgroundLoadImage()
|
|
{
|
|
LoadImage(true);
|
|
}
|
|
|
|
// This loads the image
|
|
protected void LoadImage(bool notify)
|
|
{
|
|
if (imagestate == ImageLoadState.Ready && previewstate != ImageLoadState.Loading)
|
|
return;
|
|
|
|
// Do the loading
|
|
LocalLoadResult loadResult = LocalLoadImage();
|
|
|
|
ConvertImageFormat(loadResult);
|
|
MakeImagePreview(loadResult);
|
|
MakeAlphaTestImage(loadResult);
|
|
|
|
// Save memory by disposing the original image immediately if we only used it to load a preview image
|
|
bool onlyPreview = false;
|
|
if (imagestate != ImageLoadState.Loading)
|
|
{
|
|
loadResult.bitmap?.Dispose();
|
|
loadResult.bitmap = null;
|
|
onlyPreview = true;
|
|
}
|
|
|
|
General.MainWindow.RunOnUIThread(() =>
|
|
{
|
|
if (imagestate == ImageLoadState.Loading && !onlyPreview)
|
|
{
|
|
// Log errors and warnings
|
|
foreach (LogMessage message in loadResult.messages)
|
|
{
|
|
General.ErrorLogger.Add(message.Type, message.Text);
|
|
}
|
|
|
|
if (loadResult.messages.Any(x => x.Type == ErrorType.Error))
|
|
{
|
|
loadfailed = true;
|
|
}
|
|
|
|
loadedbitmap?.Dispose();
|
|
texture?.Dispose();
|
|
imagestate = ImageLoadState.Ready;
|
|
loadedbitmap = loadResult.bitmap;
|
|
alphatest = loadResult.alphatest;
|
|
alphatestWidth = loadResult.alphatestWidth;
|
|
alphatestHeight = loadResult.alphatestHeight;
|
|
|
|
if (loadResult.uiThreadWork != null)
|
|
loadResult.uiThreadWork();
|
|
}
|
|
else
|
|
{
|
|
loadResult.bitmap?.Dispose();
|
|
}
|
|
|
|
if (previewstate == ImageLoadState.Loading)
|
|
{
|
|
previewbitmap?.Dispose();
|
|
previewstate = ImageLoadState.Ready;
|
|
previewbitmap = loadResult.preview;
|
|
}
|
|
else
|
|
{
|
|
loadResult.preview?.Dispose();
|
|
}
|
|
});
|
|
|
|
// Notify the main thread about the change so that sectors can update their buffers
|
|
if (notify)
|
|
{
|
|
if (this is SpriteImage || this is VoxelImage) General.MainWindow.SpriteDataLoaded(this.Name);
|
|
else General.MainWindow.ImageDataLoaded(this.name);
|
|
}
|
|
}
|
|
|
|
protected class LocalLoadResult
|
|
{
|
|
public LocalLoadResult(Bitmap bitmap, string error = null, Action uiThreadWork = null)
|
|
{
|
|
this.bitmap = bitmap;
|
|
messages = new List<LogMessage>();
|
|
if (error != null)
|
|
messages.Add(new LogMessage(ErrorType.Error, error));
|
|
this.uiThreadWork = uiThreadWork;
|
|
}
|
|
|
|
public LocalLoadResult(Bitmap bitmap, IEnumerable<LogMessage> messages, Action uiThreadWork = null)
|
|
{
|
|
this.bitmap = bitmap;
|
|
this.messages = messages.ToList();
|
|
this.uiThreadWork = uiThreadWork;
|
|
}
|
|
|
|
public Bitmap bitmap;
|
|
public Bitmap preview;
|
|
public BitArray alphatest;
|
|
public int alphatestWidth;
|
|
public int alphatestHeight;
|
|
public List<LogMessage> messages;
|
|
public Action uiThreadWork;
|
|
}
|
|
|
|
protected abstract LocalLoadResult LocalLoadImage();
|
|
|
|
protected class LogMessage
|
|
{
|
|
public LogMessage(ErrorType type, string text) { Type = type; Text = text; }
|
|
public ErrorType Type { get; set; }
|
|
public string Text { get; set; }
|
|
}
|
|
|
|
void ConvertImageFormat(LocalLoadResult loadResult)
|
|
{
|
|
// Bitmap loaded successfully?
|
|
Bitmap bitmap = loadResult.bitmap;
|
|
if(bitmap != null)
|
|
{
|
|
// Bitmap has incorrect format?
|
|
if(bitmap.PixelFormat != PixelFormat.Format32bppArgb)
|
|
{
|
|
if(dynamictexture)
|
|
throw new Exception("Dynamic images must be in 32 bits ARGB format.");
|
|
|
|
//General.ErrorLogger.Add(ErrorType.Warning, "Image '" + name + "' does not have A8R8G8B8 pixel format. Conversion was needed.");
|
|
Bitmap oldbitmap = bitmap;
|
|
try
|
|
{
|
|
// Convert to desired pixel format
|
|
bitmap = new Bitmap(oldbitmap.Size.Width, oldbitmap.Size.Height, PixelFormat.Format32bppArgb);
|
|
Graphics g = Graphics.FromImage(bitmap);
|
|
g.PageUnit = GraphicsUnit.Pixel;
|
|
g.CompositingQuality = CompositingQuality.HighQuality;
|
|
g.InterpolationMode = InterpolationMode.NearestNeighbor;
|
|
g.SmoothingMode = SmoothingMode.None;
|
|
g.PixelOffsetMode = PixelOffsetMode.None;
|
|
g.Clear(Color.Transparent);
|
|
g.DrawImage(oldbitmap, 0, 0, oldbitmap.Size.Width, oldbitmap.Size.Height);
|
|
g.Dispose();
|
|
oldbitmap.Dispose();
|
|
}
|
|
catch(Exception e)
|
|
{
|
|
bitmap = oldbitmap;
|
|
loadResult.messages.Add(new LogMessage(ErrorType.Warning, "Cannot lock image \"" + name + "\" for pixel format conversion. The image may not be displayed correctly.\n" + e.GetType().Name + ": " + e.Message));
|
|
}
|
|
}
|
|
|
|
// This applies brightness correction on the image
|
|
if(usecolorcorrection)
|
|
{
|
|
BitmapData bmpdata = null;
|
|
|
|
try
|
|
{
|
|
// Try locking the bitmap
|
|
bmpdata = bitmap.LockBits(new Rectangle(0, 0, bitmap.Size.Width, bitmap.Size.Height), ImageLockMode.ReadWrite, PixelFormat.Format32bppArgb);
|
|
}
|
|
catch(Exception e)
|
|
{
|
|
loadResult.messages.Add(new LogMessage(ErrorType.Warning, "Cannot lock image \"" + name + "\" for color correction. The image may not be displayed correctly.\n" + e.GetType().Name + ": " + e.Message));
|
|
}
|
|
|
|
// Bitmap locked?
|
|
if(bmpdata != null)
|
|
{
|
|
// Apply color correction
|
|
PixelColor* pixels = (PixelColor*)(bmpdata.Scan0.ToPointer());
|
|
General.Colors.ApplyColorCorrection(pixels, bmpdata.Width * bmpdata.Height);
|
|
bitmap.UnlockBits(bmpdata);
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// Loading failed
|
|
// We still mark the image as ready so that it will
|
|
// not try loading again until Reload Resources is used
|
|
bitmap = new Bitmap(Properties.Resources.Failed);
|
|
}
|
|
|
|
if(bitmap != null)
|
|
{
|
|
width = bitmap.Size.Width;
|
|
height = bitmap.Size.Height;
|
|
|
|
if(dynamictexture)
|
|
{
|
|
if((width != General.NextPowerOf2(width)) || (height != General.NextPowerOf2(height)))
|
|
throw new Exception("Dynamic images must have a size in powers of 2.");
|
|
}
|
|
|
|
// Do we still have to set a scale?
|
|
if((scale.x == 0.0f) && (scale.y == 0.0f))
|
|
{
|
|
if((General.Map != null) && (General.Map.Config != null))
|
|
{
|
|
scale.x = General.Map.Config.DefaultTextureScale;
|
|
scale.y = General.Map.Config.DefaultTextureScale;
|
|
}
|
|
else
|
|
{
|
|
scale.x = 1.0f;
|
|
scale.y = 1.0f;
|
|
}
|
|
}
|
|
|
|
if(!loadfailed)
|
|
{
|
|
//mxd. Check translucency and calculate average color?
|
|
if(General.Map != null && General.Map.Data != null && General.Map.Data.GlowingFlats != null &&
|
|
General.Map.Data.GlowingFlats.ContainsKey(longname) &&
|
|
General.Map.Data.GlowingFlats[longname].CalculateTextureColor)
|
|
{
|
|
BitmapData bmpdata = null;
|
|
try
|
|
{
|
|
bmpdata = bitmap.LockBits(new Rectangle(0, 0, bitmap.Size.Width, bitmap.Size.Height), ImageLockMode.ReadWrite, PixelFormat.Format32bppArgb);
|
|
}
|
|
catch(Exception e)
|
|
{
|
|
loadResult.messages.Add(new LogMessage(ErrorType.Error, "Cannot lock image \"" + this.filepathname + "\" for glow color calculation. " + e.GetType().Name + ": " + e.Message));
|
|
}
|
|
|
|
if(bmpdata != null)
|
|
{
|
|
PixelColor* pixels = (PixelColor*)(bmpdata.Scan0.ToPointer());
|
|
int numpixels = bmpdata.Width * bmpdata.Height;
|
|
uint r = 0;
|
|
uint g = 0;
|
|
uint b = 0;
|
|
|
|
for(PixelColor* cp = pixels + numpixels - 1; cp >= pixels; cp--)
|
|
{
|
|
r += cp->r;
|
|
g += cp->g;
|
|
b += cp->b;
|
|
|
|
// Also check alpha
|
|
if(cp->a > 0 && cp->a < 255) istranslucent = true;
|
|
else if(cp->a == 0) ismasked = true;
|
|
}
|
|
|
|
// Update glow data
|
|
int br = (int)(r / numpixels);
|
|
int bg = (int)(g / numpixels);
|
|
int bb = (int)(b / numpixels);
|
|
|
|
int max = Math.Max(br, Math.Max(bg, bb));
|
|
|
|
// Black can't glow...
|
|
if(max == 0)
|
|
{
|
|
General.Map.Data.GlowingFlats.Remove(longname);
|
|
}
|
|
else
|
|
{
|
|
// That's how it's done in GZDoom (and I may be totally wrong about this)
|
|
br = Math.Min(255, br * 153 / max);
|
|
bg = Math.Min(255, bg * 153 / max);
|
|
bb = Math.Min(255, bb * 153 / max);
|
|
|
|
General.Map.Data.GlowingFlats[longname].Color = new PixelColor(255, (byte)br, (byte)bg, (byte)bb);
|
|
General.Map.Data.GlowingFlats[longname].CalculateTextureColor = false;
|
|
if(!General.Map.Data.GlowingFlats[longname].Fullbright) General.Map.Data.GlowingFlats[longname].Brightness = (br + bg + bb) / 3;
|
|
}
|
|
|
|
// Release the data
|
|
bitmap.UnlockBits(bmpdata);
|
|
}
|
|
}
|
|
//mxd. Check if the texture is translucent
|
|
else
|
|
{
|
|
BitmapData bmpdata = null;
|
|
try
|
|
{
|
|
bmpdata = bitmap.LockBits(new Rectangle(0, 0, bitmap.Size.Width, bitmap.Size.Height), ImageLockMode.ReadWrite, PixelFormat.Format32bppArgb);
|
|
}
|
|
catch(Exception e)
|
|
{
|
|
loadResult.messages.Add(new LogMessage(ErrorType.Error, "Cannot lock image \"" + this.filepathname + "\" for translucency check. " + e.GetType().Name + ": " + e.Message));
|
|
}
|
|
|
|
if(bmpdata != null)
|
|
{
|
|
PixelColor* pixels = (PixelColor*)(bmpdata.Scan0.ToPointer());
|
|
int numpixels = bmpdata.Width * bmpdata.Height;
|
|
|
|
for(PixelColor* cp = pixels + numpixels - 1; cp >= pixels; cp--)
|
|
{
|
|
// Check alpha
|
|
if(cp->a > 0 && cp->a < 255) istranslucent = true;
|
|
else if(cp->a == 0) ismasked = true;
|
|
}
|
|
|
|
// Release the data
|
|
bitmap.UnlockBits(bmpdata);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
loadResult.bitmap = bitmap;
|
|
}
|
|
|
|
// Dimensions of a single preview image
|
|
const int MAX_PREVIEW_SIZE = 256; //mxd
|
|
|
|
// This makes a preview for the given image and updates the image settings
|
|
private void MakeImagePreview(LocalLoadResult loadResult)
|
|
{
|
|
if (loadResult.bitmap == null)
|
|
return;
|
|
|
|
Bitmap image = loadResult.bitmap;
|
|
Bitmap preview;
|
|
|
|
int imagewidth = image.Width;
|
|
int imageheight = image.Height;
|
|
|
|
// Determine preview size
|
|
float scalex = (imagewidth > MAX_PREVIEW_SIZE) ? (MAX_PREVIEW_SIZE / (float)imagewidth) : 1.0f;
|
|
float scaley = (imageheight > MAX_PREVIEW_SIZE) ? (MAX_PREVIEW_SIZE / (float)imageheight) : 1.0f;
|
|
float scale = Math.Min(scalex, scaley);
|
|
int previewwidth = (int)(imagewidth * scale);
|
|
int previewheight = (int)(imageheight * scale);
|
|
if (previewwidth < 1) previewwidth = 1;
|
|
if (previewheight < 1) previewheight = 1;
|
|
|
|
//mxd. Expected and actual image sizes and format match?
|
|
if (previewwidth == imagewidth && previewheight == imageheight && image.PixelFormat == PixelFormat.Format32bppArgb)
|
|
{
|
|
preview = new Bitmap(image);
|
|
}
|
|
else
|
|
{
|
|
// Make new image
|
|
preview = new Bitmap(previewwidth, previewheight, PixelFormat.Format32bppArgb);
|
|
Graphics g = Graphics.FromImage(preview);
|
|
g.PageUnit = GraphicsUnit.Pixel;
|
|
//g.CompositingQuality = CompositingQuality.HighQuality; //mxd
|
|
g.InterpolationMode = InterpolationMode.NearestNeighbor;
|
|
//g.SmoothingMode = SmoothingMode.HighQuality; //mxd
|
|
g.PixelOffsetMode = PixelOffsetMode.None;
|
|
//g.Clear(Color.Transparent); //mxd
|
|
|
|
// Draw image onto atlas
|
|
Rectangle atlasrect = new Rectangle(0, 0, previewwidth, previewheight);
|
|
RectangleF imgrect = General.MakeZoomedRect(new Size(imagewidth, imageheight), atlasrect);
|
|
if (imgrect.Width < 1.0f)
|
|
{
|
|
imgrect.X -= 0.5f - imgrect.Width * 0.5f;
|
|
imgrect.Width = 1.0f;
|
|
}
|
|
if (imgrect.Height < 1.0f)
|
|
{
|
|
imgrect.Y -= 0.5f - imgrect.Height * 0.5f;
|
|
imgrect.Height = 1.0f;
|
|
}
|
|
g.DrawImage(image, imgrect);
|
|
g.Dispose();
|
|
}
|
|
|
|
loadResult.preview = preview;
|
|
}
|
|
|
|
void MakeAlphaTestImage(LocalLoadResult loadResult)
|
|
{
|
|
if (loadResult.bitmap == null)
|
|
return;
|
|
|
|
int width = loadResult.bitmap.Width;
|
|
int height = loadResult.bitmap.Height;
|
|
loadResult.alphatestWidth = width;
|
|
loadResult.alphatestHeight = height;
|
|
for (int y = 0; y < height; y++)
|
|
{
|
|
for (int x = 0; x < width; x++)
|
|
{
|
|
if (loadResult.bitmap.GetPixel(x, y).A == 0)
|
|
{
|
|
if (loadResult.alphatest == null)
|
|
loadResult.alphatest = new BitArray(width * height, true);
|
|
loadResult.alphatest.Set(x + y * width, false);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
Texture GetTexture()
|
|
{
|
|
if (texture != null)
|
|
return texture;
|
|
else if (imagestate == ImageLoadState.Loading)
|
|
return General.Map.Data.LoadingTexture;
|
|
else if (loadfailed)
|
|
return General.Map.Data.FailedTexture;
|
|
|
|
if (imagestate == ImageLoadState.None)
|
|
{
|
|
General.Map.Data.QueueLoadImage(this);
|
|
return General.Map.Data.LoadingTexture;
|
|
}
|
|
|
|
texture = new Texture(General.Map.Graphics, loadedbitmap);
|
|
|
|
if (dynamictexture)
|
|
{
|
|
if ((width != texture.Width) || (height != texture.Height))
|
|
throw new Exception("Could not create a texture with the same size as the image.");
|
|
}
|
|
else
|
|
{
|
|
loadedbitmap.Dispose();
|
|
loadedbitmap = null;
|
|
}
|
|
|
|
#if DEBUG
|
|
texture.Tag = name; //mxd. Helps with tracking undisposed resources...
|
|
#endif
|
|
return texture;
|
|
}
|
|
|
|
// This updates a dynamic texture
|
|
public void UpdateTexture()
|
|
{
|
|
if(!dynamictexture)
|
|
throw new Exception("The image must be a dynamic image to support direct updating.");
|
|
|
|
if((texture != null) && !texture.Disposed)
|
|
{
|
|
General.Map.Graphics.SetPixels(texture, loadedbitmap);
|
|
}
|
|
}
|
|
|
|
// This destroys the Direct3D texture
|
|
public void ReleaseTexture()
|
|
{
|
|
texture?.Dispose();
|
|
texture = null;
|
|
}
|
|
|
|
// This returns a preview image
|
|
public virtual Image GetPreview()
|
|
{
|
|
// Preview ready?
|
|
if(previewstate == ImageLoadState.Ready)
|
|
{
|
|
// Make a copy
|
|
return new Bitmap(previewbitmap);
|
|
}
|
|
|
|
// Loading failed?
|
|
if (loadfailed)
|
|
{
|
|
// Return error bitmap
|
|
return Properties.Resources.Failed;
|
|
}
|
|
|
|
if (previewstate == ImageLoadState.None)
|
|
{
|
|
General.Map.Data.QueueLoadPreview(this);
|
|
}
|
|
|
|
// Return loading bitmap
|
|
return Properties.Resources.Hourglass;
|
|
}
|
|
|
|
//mxd. This greatly speeds up Dictionary lookups
|
|
public override int GetHashCode()
|
|
{
|
|
return hashcode;
|
|
}
|
|
|
|
#endregion
|
|
}
|
|
}
|