diff --git a/OpenRA.Game/Graphics/RgbaColorRenderer.cs b/OpenRA.Game/Graphics/RgbaColorRenderer.cs
new file mode 100644
index 0000000000..0cfdfeb72d
--- /dev/null
+++ b/OpenRA.Game/Graphics/RgbaColorRenderer.cs
@@ -0,0 +1,129 @@
+#region Copyright & License Information
+/*
+ * Copyright 2007-2015 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. For more information,
+ * see COPYING.
+ */
+#endregion
+
+using System;
+using System.Collections.Generic;
+using System.Drawing;
+
+namespace OpenRA.Graphics
+{
+ public class RgbaColorRenderer : Renderer.IBatchRenderer
+ {
+ static readonly float2 Offset = new float2(0.5f, 0.5f);
+
+ readonly Renderer renderer;
+ readonly IShader shader;
+ readonly Action renderAction;
+
+ readonly Vertex[] vertices;
+ int nv = 0;
+
+ public RgbaColorRenderer(Renderer renderer, IShader shader)
+ {
+ this.renderer = renderer;
+ this.shader = shader;
+ vertices = new Vertex[renderer.TempBufferSize];
+ renderAction = () => renderer.DrawBatch(vertices, nv, PrimitiveType.QuadList);
+ }
+
+ public void Flush()
+ {
+ if (nv > 0)
+ {
+ renderer.Device.SetBlendMode(BlendMode.Alpha);
+ shader.Render(renderAction);
+ renderer.Device.SetBlendMode(BlendMode.None);
+
+ nv = 0;
+ }
+ }
+
+ public void DrawLine(float2 start, float2 end, float width, Color color)
+ {
+ renderer.CurrentBatchRenderer = this;
+
+ if (nv + 4 > renderer.TempBufferSize)
+ Flush();
+
+ var delta = (end - start) / (end - start).Length;
+ var corner = width / 2 * new float2(-delta.Y, delta.X);
+
+ color = Util.PremultiplyAlpha(color);
+ var r = color.R / 255.0f;
+ var g = color.G / 255.0f;
+ var b = color.B / 255.0f;
+ var a = color.A / 255.0f;
+
+ vertices[nv++] = new Vertex(start - corner + Offset, r, g, b, a);
+ vertices[nv++] = new Vertex(start + corner + Offset, r, g, b, a);
+ vertices[nv++] = new Vertex(end + corner + Offset, r, g, b, a);
+ vertices[nv++] = new Vertex(end - corner + Offset, r, g, b, a);
+ }
+
+ public void FillRect(float2 tl, float2 br, Color color)
+ {
+ renderer.CurrentBatchRenderer = this;
+
+ if (nv + 4 > renderer.TempBufferSize)
+ Flush();
+
+ color = Util.PremultiplyAlpha(color);
+ var r = color.R / 255.0f;
+ var g = color.G / 255.0f;
+ var b = color.B / 255.0f;
+ var a = color.A / 255.0f;
+
+ vertices[nv++] = new Vertex(new float2(tl.X, tl.Y) + Offset, r, g, b, a);
+ vertices[nv++] = new Vertex(new float2(br.X, tl.Y) + Offset, r, g, b, a);
+ vertices[nv++] = new Vertex(new float2(br.X, br.Y) + Offset, r, g, b, a);
+ vertices[nv++] = new Vertex(new float2(tl.X, br.Y) + Offset, r, g, b, a);
+ }
+
+ public void FillRect(float2 a, float2 b, float2 c, float2 d, Color color)
+ {
+ renderer.CurrentBatchRenderer = this;
+
+ if (nv + 4 > renderer.TempBufferSize)
+ Flush();
+
+ color = Util.PremultiplyAlpha(color);
+ var cr = color.R / 255.0f;
+ var cg = color.G / 255.0f;
+ var cb = color.B / 255.0f;
+ var ca = color.A / 255.0f;
+
+ vertices[nv++] = new Vertex(a + Offset, cr, cg, cb, ca);
+ vertices[nv++] = new Vertex(b + Offset, cr, cg, cb, ca);
+ vertices[nv++] = new Vertex(c + Offset, cr, cg, cb, ca);
+ vertices[nv++] = new Vertex(d + Offset, cr, cg, cb, ca);
+ }
+
+ public void FillEllipse(RectangleF r, Color color, int vertices = 32)
+ {
+ // TODO: Create an ellipse polygon instead
+ var a = (r.Right - r.Left) / 2;
+ var b = (r.Bottom - r.Top) / 2;
+ var xc = (r.Right + r.Left) / 2;
+ var yc = (r.Bottom + r.Top) / 2;
+ for (var y = r.Top; y <= r.Bottom; y++)
+ {
+ var dx = a * (float)Math.Sqrt(1 - (y - yc) * (y - yc) / b / b);
+ DrawLine(new float2(xc - dx, y), new float2(xc + dx, y), 1, color);
+ }
+ }
+
+ public void SetViewportParams(Size screen, float zoom, int2 scroll)
+ {
+ shader.SetVec("Scroll", scroll.X, scroll.Y);
+ shader.SetVec("r1", zoom * 2f / screen.Width, -zoom * 2f / screen.Height);
+ shader.SetVec("r2", -1, 1);
+ }
+ }
+}
diff --git a/OpenRA.Game/OpenRA.Game.csproj b/OpenRA.Game/OpenRA.Game.csproj
index 830dbf0b39..23dd37ba76 100644
--- a/OpenRA.Game/OpenRA.Game.csproj
+++ b/OpenRA.Game/OpenRA.Game.csproj
@@ -252,6 +252,7 @@
+
diff --git a/OpenRA.Game/Renderer.cs b/OpenRA.Game/Renderer.cs
index 6e01b39813..c3952a9769 100644
--- a/OpenRA.Game/Renderer.cs
+++ b/OpenRA.Game/Renderer.cs
@@ -24,8 +24,10 @@ namespace OpenRA
public SpriteRenderer WorldRgbaSpriteRenderer { get; private set; }
public QuadRenderer WorldQuadRenderer { get; private set; }
public LineRenderer WorldLineRenderer { get; private set; }
+ public RgbaColorRenderer WorldRgbaColorRenderer { get; private set; }
public VoxelRenderer WorldVoxelRenderer { get; private set; }
public LineRenderer LineRenderer { get; private set; }
+ public RgbaColorRenderer RgbaColorRenderer { get; private set; }
public SpriteRenderer RgbaSpriteRenderer { get; private set; }
public SpriteRenderer SpriteRenderer { get; private set; }
public IReadOnlyDictionary Fonts;
@@ -62,10 +64,12 @@ namespace OpenRA
WorldSpriteRenderer = new SpriteRenderer(this, Device.CreateShader("shp"));
WorldRgbaSpriteRenderer = new SpriteRenderer(this, Device.CreateShader("rgba"));
- WorldLineRenderer = new LineRenderer(this, Device.CreateShader("line"));
+ WorldLineRenderer = new LineRenderer(this, Device.CreateShader("color"));
+ WorldRgbaColorRenderer = new RgbaColorRenderer(this, Device.CreateShader("color"));
WorldVoxelRenderer = new VoxelRenderer(this, Device.CreateShader("vxl"));
- LineRenderer = new LineRenderer(this, Device.CreateShader("line"));
- WorldQuadRenderer = new QuadRenderer(this, Device.CreateShader("line"));
+ LineRenderer = new LineRenderer(this, Device.CreateShader("color"));
+ RgbaColorRenderer = new RgbaColorRenderer(this, Device.CreateShader("color"));
+ WorldQuadRenderer = new QuadRenderer(this, Device.CreateShader("color"));
RgbaSpriteRenderer = new SpriteRenderer(this, Device.CreateShader("rgba"));
SpriteRenderer = new SpriteRenderer(this, Device.CreateShader("shp"));
@@ -118,6 +122,7 @@ namespace OpenRA
RgbaSpriteRenderer.SetViewportParams(Resolution, 1f, int2.Zero);
SpriteRenderer.SetViewportParams(Resolution, 1f, int2.Zero);
LineRenderer.SetViewportParams(Resolution, 1f, int2.Zero);
+ RgbaColorRenderer.SetViewportParams(Resolution, 1f, int2.Zero);
}
// If zoom evaluates as different due to floating point weirdness that's OK, setting the parameters again is harmless.
@@ -129,6 +134,7 @@ namespace OpenRA
WorldSpriteRenderer.SetViewportParams(Resolution, zoom, scroll);
WorldVoxelRenderer.SetViewportParams(Resolution, zoom, scroll);
WorldLineRenderer.SetViewportParams(Resolution, zoom, scroll);
+ WorldRgbaColorRenderer.SetViewportParams(Resolution, zoom, scroll);
WorldQuadRenderer.SetViewportParams(Resolution, zoom, scroll);
}
}
diff --git a/glsl/line.frag b/glsl/color.frag
similarity index 100%
rename from glsl/line.frag
rename to glsl/color.frag
diff --git a/glsl/line.vert b/glsl/color.vert
similarity index 100%
rename from glsl/line.vert
rename to glsl/color.vert