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Support additive blending for D2K explosions.

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This commit is contained in:
Paul Chote
2013-08-14 17:00:57 +12:00
parent 2b6b212d02
commit a1dd7cff7b
9 changed files with 55 additions and 26 deletions
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10
OpenRA.Game/Graphics/Sprite.cs
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@@ -9,6 +9,7 @@
#endregion
using System.Drawing;
using OpenRA.FileFormats.Graphics;
namespace OpenRA.Graphics
{
@@ -16,21 +17,26 @@ namespace OpenRA.Graphics
{
public readonly Rectangle bounds;
public readonly Sheet sheet;
public readonly BlendMode blendMode;
public readonly TextureChannel channel;
public readonly float2 size;
public readonly float2 offset;
readonly float2[] textureCoords;
public Sprite(Sheet sheet, Rectangle bounds, TextureChannel channel)
: this(sheet, bounds, float2.Zero, channel) {}
: this(sheet, bounds, float2.Zero, channel, BlendMode.Alpha) {}
public Sprite(Sheet sheet, Rectangle bounds, float2 offset, TextureChannel channel)
public Sprite(Sheet sheet, Rectangle bounds, TextureChannel channel, BlendMode blendMode)
: this(sheet, bounds, float2.Zero, channel, blendMode) {}
public Sprite(Sheet sheet, Rectangle bounds, float2 offset, TextureChannel channel, BlendMode blendMode)
{
this.sheet = sheet;
this.bounds = bounds;
this.offset = offset;
this.channel = channel;
this.size = new float2(bounds.Size);
this.blendMode = blendMode;
var left = (float)(bounds.Left) / sheet.Size.Width;
var top = (float)(bounds.Top) / sheet.Size.Height;