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Minimise DrawTextArgs allocations.

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UnknownShadow200 2015-05-10 07:17:21 +10:00
parent 05621acd92
commit d8b8e58656
12 changed files with 53 additions and 52 deletions
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2
2D/DrawTextArgs.cs
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@ -4,7 +4,7 @@ using ClassicalSharp.GraphicsAPI;
namespace ClassicalSharp {
public class DrawTextArgs {
public struct DrawTextArgs {
public Color TextColour;
public string Text;

2
2D/Screens/BlockSelectScreen.cs
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@ -109,7 +109,7 @@ namespace ClassicalSharp {
Block block = blocksTable[selectedIndex].BlockId;
string text = GetBlockInfo( block );
List<DrawTextArgs> parts = Utils.SplitText( GraphicsApi, text, true );
List<DrawTextArgs> parts = Utils2D.SplitText( GraphicsApi, text, true );
Size size = Utils2D.MeasureSize( parts, font, true );
int x = startX + ( blockSize * blocksPerRow ) / 2 - size.Width / 2;
int y = startY - size.Height;

4
2D/Screens/ChatScreen.cs
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@ -142,7 +142,7 @@ namespace ClassicalSharp {
void UpdateAnnouncement( string text ) {
announcementDisplayTime = DateTime.UtcNow;
if( !String.IsNullOrEmpty( text ) ) {
List<DrawTextArgs> parts = Utils.SplitText( GraphicsApi, text, true );
List<DrawTextArgs> parts = Utils2D.SplitText( GraphicsApi, text, true );
Size size = Utils2D.MeasureSize( Utils.StripColours( text ), announcementFont, true );
int x = Window.Width / 2 - size.Width / 2;
int y = Window.Height / 4 - size.Height / 2;
@ -232,7 +232,7 @@ namespace ClassicalSharp {
using( Graphics g = Graphics.FromImage( bmp ) ) {
Utils2D.DrawRect( g, backColour, 0, 0, bmp.Width, bmp.Height );
DrawTextArgs args = new DrawTextArgs( GraphicsApi, text, Color.Yellow, false );
Utils2D.DrawText( g, historyFont, args, 0, 0 );
Utils2D.DrawText( g, historyFont, ref args, 0, 0 );
}
pageTexture = Utils2D.Make2DTexture( GraphicsApi, bmp, 10, y );
}

2
2D/Screens/ErrorScreen.cs
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@ -36,7 +36,7 @@ namespace ClassicalSharp {
}
Texture ModifyText( int yOffset, string text, Font font ) {
List<DrawTextArgs> parts = Utils.SplitText( GraphicsApi, text, true );
List<DrawTextArgs> parts = Utils2D.SplitText( GraphicsApi, text, true );
Size size = Utils2D.MeasureSize( Utils.StripColours( text ), font, true );
int x = Window.Width / 2 - size.Width / 2;
int y = Window.Height / 2 - yOffset;

45
2D/Utils2D.cs
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@ -57,7 +57,7 @@ namespace ClassicalSharp {
return Size.Ceiling( total );
}
public static void DrawText( Graphics g, Font font, DrawTextArgs args, float x, float y ) {
public static void DrawText( Graphics g, Font font, ref DrawTextArgs args, float x, float y ) {
Brush textBrush = GetOrCreateBrush( args.TextColour );
Brush shadowBrush = GetOrCreateBrush( args.ShadowColour );
g.TextRenderingHint = TextRenderingHint.AntiAlias;
@ -71,7 +71,7 @@ namespace ClassicalSharp {
public static void DrawText( Graphics g, List<DrawTextArgs> parts, Font font, float x, float y ) {
for( int i = 0; i < parts.Count; i++ ) {
DrawTextArgs part = parts[i];
DrawText( g, font, part, x, y );
DrawText( g, font, ref part, x, y );
SizeF partSize = g.MeasureString( part.Text, font, Int32.MaxValue, format );
x += partSize.Width;
}
@ -88,11 +88,11 @@ namespace ClassicalSharp {
}
}
public static Texture MakeTextTexture( Font font, int x1, int y1, DrawTextArgs args ) {
public static Texture MakeTextTexture( Font font, int x1, int y1, ref DrawTextArgs args ) {
Size size = MeasureSize( args.Text, font, args.UseShadow );
using( Bitmap bmp = new Bitmap( size.Width, size.Height ) ) {
using( Graphics g = Graphics.FromImage( bmp ) ) {
DrawText( g, font, args, 0, 0 );
DrawText( g, font, ref args, 0, 0 );
}
return Make2DTexture( args.Graphics, bmp, x1, y1 );
}
@ -138,5 +138,42 @@ namespace ClassicalSharp {
pair.Value.Dispose();
}
}
static Color[] colours = new Color[] {
Color.FromArgb( 0, 0, 0 ), // black
Color.FromArgb( 0, 0, 191 ), // dark blue
Color.FromArgb( 0, 191, 0 ), // dark green
Color.FromArgb( 0, 191, 191 ), // dark teal
Color.FromArgb( 191, 0, 0 ), // dark red
Color.FromArgb( 191, 0, 191 ), // purple
Color.FromArgb( 191, 191, 0 ), // gold
Color.FromArgb( 191, 191, 191 ), // gray
Color.FromArgb( 64, 64, 64 ), // dark gray
Color.FromArgb( 64, 64, 255 ), // blue
Color.FromArgb( 64, 255, 64 ), // lime
Color.FromArgb( 64, 255, 255 ), // teal
Color.FromArgb( 255, 64, 64 ), // red
Color.FromArgb( 255, 64, 255 ), // pink
Color.FromArgb( 255, 255, 64 ), // yellow
Color.FromArgb( 255, 255, 255 ), // white
};
static List<DrawTextArgs> parts = new List<DrawTextArgs>( 64 );
public static List<DrawTextArgs> SplitText( IGraphicsApi graphics, string value, bool shadow ) {
int code = 15;
parts.Clear();
for( int i = 0; i < value.Length; i++ ) {
int nextAnd = value.IndexOf( '&', i );
int partLength = nextAnd == -1 ? value.Length - i : nextAnd - i;
if( partLength > 0 ) {
string part = value.Substring( i, partLength );
parts.Add( new DrawTextArgs( graphics, part, colours[code], shadow ) );
}
i += partLength + 1;
code = nextAnd == -1 ? 0 : Utils.ParseHex( value[nextAnd + 1] );
}
return parts;
}
}
}

2
2D/Widgets/ExtPlayerListWidget.cs
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@ -37,7 +37,7 @@ namespace ClassicalSharp {
NameId = p.NameId;
GroupName = p.GroupName;
GroupRank = p.GroupRank;
List<DrawTextArgs> parts = Utils.SplitText( graphics, Name, true );
List<DrawTextArgs> parts = Utils2D.SplitText( graphics, Name, true );
Size size = Utils2D.MeasureSize( Utils.StripColours( Name ), font, true );
Texture = Utils2D.MakeTextTexture( parts, font, size, 0, 0 );
}

2
2D/Widgets/PlayerListWidget.cs
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@ -31,7 +31,7 @@ namespace ClassicalSharp {
public PlayerInfo( IGraphicsApi graphics, Player p, Font font ) {
Name = p.DisplayName;
PlayerId = p.ID;
List<DrawTextArgs> parts = Utils.SplitText( graphics, Name, true );
List<DrawTextArgs> parts = Utils2D.SplitText( graphics, Name, true );
Size size = Utils2D.MeasureSize( Utils.StripColours( Name ), font, true );
Texture = Utils2D.MakeTextTexture( parts, font, size, 0, 0 );
}

2
2D/Widgets/TextGroupWidget.cs
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@ -32,7 +32,7 @@ namespace ClassicalSharp {
List<DrawTextArgs> parts = null;
Size size = new Size( 0, defaultHeight );
if( !String.IsNullOrEmpty( text ) ) {
parts = Utils.SplitText( GraphicsApi, text, true );
parts = Utils2D.SplitText( GraphicsApi, text, true );
size = Utils2D.MeasureSize( Utils.StripColours( text ), font, true );
}

4
2D/Widgets/TextInputWidget.cs
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@ -38,7 +38,7 @@ namespace ClassicalSharp {
public override void Init() {
X = 10;
DrawTextArgs caretArgs = new DrawTextArgs( GraphicsApi, "_", Color.White, false );
chatCaretTexture = Utils2D.MakeTextTexture( boldFont, 0, 0, caretArgs );
chatCaretTexture = Utils2D.MakeTextTexture( boldFont, 0, 0, ref caretArgs );
if( chatInputText.Length == 0 ) {
caretPos = -1;
@ -61,7 +61,7 @@ namespace ClassicalSharp {
using( Graphics g = Graphics.FromImage( bmp ) ) {
Utils2D.DrawRect( g, backColour, 0, 0, bmp.Width, bmp.Height );
DrawTextArgs args = new DrawTextArgs( GraphicsApi, chatInputText, Color.White, false );
Utils2D.DrawText( g, font, args, 0, 0 );
Utils2D.DrawText( g, font, ref args, 0, 0 );
}
chatInputTexture = Utils2D.Make2DTexture( GraphicsApi, bmp, 10, y );
}

2
2D/Widgets/TextWidget.cs
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@ -33,7 +33,7 @@ namespace ClassicalSharp {
List<DrawTextArgs> parts = null;
Size size = new Size( 0, defaultHeight );
parts = Utils.SplitText( GraphicsApi, text, true );
parts = Utils2D.SplitText( GraphicsApi, text, true );
size = Utils2D.MeasureSize( Utils.StripColours( text ), font, true );
X = CalcAdjOffset( XOffset, Window.Width, size.Width, HorizontalDocking );

2
Rendering/PlayerRenderer.cs
View File

@ -23,7 +23,7 @@ namespace ClassicalSharp.Renderers {
Graphics = window.Graphics;
using( Font font = new Font( "Arial", 14 ) ) {
List<DrawTextArgs> parts = Utils.SplitText( Graphics, player.DisplayName, true );
List<DrawTextArgs> parts = Utils2D.SplitText( Graphics, player.DisplayName, true );
Size size = Utils2D.MeasureSize( Utils.StripColours( player.DisplayName ), font, true );
nameTexture = Utils2D.MakeTextTexture( parts, font, size, 0, 0 );
nameWidth = size.Width;

36
Utils/Utils.cs
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@ -54,42 +54,6 @@ namespace ClassicalSharp {
return new String( output, 0, usedChars );
}
static Color[] colours = new Color[] {
Color.FromArgb( 0, 0, 0 ), // black
Color.FromArgb( 0, 0, 191 ), // dark blue
Color.FromArgb( 0, 191, 0 ), // dark green
Color.FromArgb( 0, 191, 191 ), // dark teal
Color.FromArgb( 191, 0, 0 ), // dark red
Color.FromArgb( 191, 0, 191 ), // purple
Color.FromArgb( 191, 191, 0 ), // gold
Color.FromArgb( 191, 191, 191 ), // gray
Color.FromArgb( 64, 64, 64 ), // dark gray
Color.FromArgb( 64, 64, 255 ), // blue
Color.FromArgb( 64, 255, 64 ), // lime
Color.FromArgb( 64, 255, 255 ), // teal
Color.FromArgb( 255, 64, 64 ), // red
Color.FromArgb( 255, 64, 255 ), // pink
Color.FromArgb( 255, 255, 64 ), // yellow
Color.FromArgb( 255, 255, 255 ), // white
};
public static List<DrawTextArgs> SplitText( IGraphicsApi graphics, string value, bool shadow ) {
int code = 15;
List<DrawTextArgs> parts = new List<DrawTextArgs>();
for( int i = 0; i < value.Length; i++ ) {
int nextAnd = value.IndexOf( '&', i );
int partLength = nextAnd == -1 ? value.Length - i : nextAnd - i;
if( partLength > 0 ) {
string part = value.Substring( i, partLength );
parts.Add( new DrawTextArgs( graphics, part, colours[code], shadow ) );
}
i += partLength + 1;
code = nextAnd == -1 ? 0 : ParseHex( value[nextAnd + 1] );
}
return parts;
}
public static string ToHexString( byte[] array ) {
int len = array.Length;
char[] hexadecimal = new char[len * 2];