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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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4
OpenRA.Game/Graphics/LineRenderer.cs
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@@ -34,7 +34,7 @@ namespace OpenRA.Graphics
{
if (nv > 0)
{
renderer.Device.EnableAlphaBlending();
renderer.Device.SetBlendMode(BlendMode.Alpha);
shader.Render(() =>
{
var vb = renderer.GetTempVertexBuffer();
@@ -42,7 +42,7 @@ namespace OpenRA.Graphics
renderer.SetLineWidth(LineWidth * Game.viewport.Zoom);
renderer.DrawBatch(vb, 0, nv, PrimitiveType.LineList);
});
renderer.Device.DisableAlphaBlending();
renderer.Device.SetBlendMode(BlendMode.None);
nv = 0;
}
}

4
OpenRA.Game/Graphics/QuadRenderer.cs
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@@ -31,14 +31,14 @@ namespace OpenRA.Graphics
{
if (nv > 0)
{
renderer.Device.EnableAlphaBlending();
renderer.Device.SetBlendMode(BlendMode.Alpha);
shader.Render(() =>
{
var vb = renderer.GetTempVertexBuffer();
vb.SetData(vertices, nv);
renderer.DrawBatch(vb, 0, nv, PrimitiveType.QuadList);
});
renderer.Device.DisableAlphaBlending();
renderer.Device.SetBlendMode(BlendMode.None);
nv = 0;
}

7
OpenRA.Game/Graphics/Sequence.cs
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@@ -12,6 +12,7 @@ using System;
using System.Collections.Generic;
using System.Linq;
using OpenRA.FileFormats;
using OpenRA.FileFormats.Graphics;
namespace OpenRA.Graphics
{
@@ -36,16 +37,20 @@ namespace OpenRA.Graphics
Name = name;
var d = info.NodesDict;
var offset = float2.Zero;
var blendMode = BlendMode.Alpha;
Start = int.Parse(d["Start"].Value);
if (d.ContainsKey("Offset"))
offset = FieldLoader.GetValue<float2>("Offset", d["Offset"].Value);
if (d.ContainsKey("BlendMode"))
blendMode = FieldLoader.GetValue<BlendMode>("BlendMode", d["BlendMode"].Value);
// Apply offset to each sprite in the sequence
// Different sequences may apply different offsets to the same frame
sprites = Game.modData.SpriteLoader.LoadAllSprites(srcOverride ?? unit).Select(
s => new Sprite(s.sheet, s.bounds, s.offset + offset, s.channel)).ToArray();
s => new Sprite(s.sheet, s.bounds, s.offset + offset, s.channel, blendMode)).ToArray();
if (!d.ContainsKey("Length"))
Length = 1;

3
OpenRA.Game/Graphics/SheetBuilder.cs
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@@ -10,6 +10,7 @@
using System;
using System.Drawing;
using OpenRA.FileFormats.Graphics;
namespace OpenRA.Graphics
{
@@ -105,7 +106,7 @@ namespace OpenRA.Graphics
p = new Point(0,0);
}
var rect = new Sprite(current, new Rectangle(p, imageSize), spriteOffset, channel);
var rect = new Sprite(current, new Rectangle(p, imageSize), spriteOffset, channel, BlendMode.Alpha);
p.X += imageSize.Width;
return rect;

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;

18
OpenRA.Game/Graphics/SpriteRenderer.cs
View File

@@ -20,6 +20,7 @@ namespace OpenRA.Graphics
Vertex[] vertices = new Vertex[Renderer.TempBufferSize];
Sheet currentSheet = null;
BlendMode currentBlend = BlendMode.Alpha;
int nv = 0;
public SpriteRenderer(Renderer renderer, IShader shader)
@@ -33,14 +34,15 @@ namespace OpenRA.Graphics
if (nv > 0)
{
shader.SetTexture("DiffuseTexture", currentSheet.Texture);
renderer.Device.EnableAlphaBlending();
renderer.Device.SetBlendMode(currentBlend);
shader.Render(() =>
{
var vb = renderer.GetTempVertexBuffer();
vb.SetData(vertices, nv);
renderer.DrawBatch(vb, 0, nv, PrimitiveType.QuadList);
});
renderer.Device.DisableAlphaBlending();
renderer.Device.SetBlendMode(BlendMode.None);
nv = 0;
currentSheet = null;
@@ -64,9 +66,13 @@ namespace OpenRA.Graphics
if (s.sheet != currentSheet)
Flush();
if (s.blendMode != currentBlend)
Flush();
if (nv + 4 > Renderer.TempBufferSize)
Flush();
currentBlend = s.blendMode;
currentSheet = s.sheet;
Util.FastCreateQuad(vertices, location + s.offset, s, paletteIndex, nv, size);
nv += 4;
@@ -90,10 +96,14 @@ namespace OpenRA.Graphics
if (s.sheet != currentSheet)
Flush();
if (s.blendMode != currentBlend)
Flush();
if (nv + 4 > Renderer.TempBufferSize)
Flush();
currentSheet = s.sheet;
currentBlend = s.blendMode;
Util.FastCreateQuad(vertices, a, b, c, d, s, 0, nv);
nv += 4;
}
@@ -101,9 +111,9 @@ namespace OpenRA.Graphics
public void DrawVertexBuffer(IVertexBuffer<Vertex> buffer, int start, int length, PrimitiveType type, Sheet sheet)
{
shader.SetTexture("DiffuseTexture", sheet.Texture);
renderer.Device.EnableAlphaBlending();
renderer.Device.SetBlendMode(BlendMode.Alpha);
shader.Render(() => renderer.DrawBatch(buffer, start, length, type));
renderer.Device.DisableAlphaBlending();
renderer.Device.SetBlendMode(BlendMode.None);
}
public void SetPalette(ITexture palette)