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Add alpha support to SpriteRenderer.

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This commit is contained in:
Paul Chote
2020-10-09 22:16:07 +01:00
committed by abcdefg30
parent b88495c689
commit 67754e8693
10 changed files with 46 additions and 46 deletions
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18
OpenRA.Game/Graphics/Util.cs
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@@ -20,18 +20,18 @@ namespace OpenRA.Graphics
// yes, our channel order is nuts.
static readonly int[] ChannelMasks = { 2, 1, 0, 3 };
public static void FastCreateQuad(Vertex[] vertices, in float3 o, Sprite r, int2 samplers, float paletteTextureIndex, int nv, in float3 size, in float3 tint)
public static void FastCreateQuad(Vertex[] vertices, in float3 o, Sprite r, int2 samplers, float paletteTextureIndex, int nv, in float3 size, in float3 tint, float alpha)
{
var b = new float3(o.X + size.X, o.Y, o.Z);
var c = new float3(o.X + size.X, o.Y + size.Y, o.Z + size.Z);
var d = new float3(o.X, o.Y + size.Y, o.Z + size.Z);
FastCreateQuad(vertices, o, b, c, d, r, samplers, paletteTextureIndex, tint, nv);
FastCreateQuad(vertices, o, b, c, d, r, samplers, paletteTextureIndex, tint, alpha, nv);
}
public static void FastCreateQuad(Vertex[] vertices,
in float3 a, in float3 b, in float3 c, in float3 d,
Sprite r, int2 samplers, float paletteTextureIndex,
in float3 tint, int nv)
in float3 tint, float alpha, int nv)
{
float sl = 0;
float st = 0;
@@ -54,12 +54,12 @@ namespace OpenRA.Graphics
}
var fAttribC = (float)attribC;
vertices[nv] = new Vertex(a, r.Left, r.Top, sl, st, paletteTextureIndex, fAttribC, tint);
vertices[nv + 1] = new Vertex(b, r.Right, r.Top, sr, st, paletteTextureIndex, fAttribC, tint);
vertices[nv + 2] = new Vertex(c, r.Right, r.Bottom, sr, sb, paletteTextureIndex, fAttribC, tint);
vertices[nv + 3] = new Vertex(c, r.Right, r.Bottom, sr, sb, paletteTextureIndex, fAttribC, tint);
vertices[nv + 4] = new Vertex(d, r.Left, r.Bottom, sl, sb, paletteTextureIndex, fAttribC, tint);
vertices[nv + 5] = new Vertex(a, r.Left, r.Top, sl, st, paletteTextureIndex, fAttribC, tint);
vertices[nv] = new Vertex(a, r.Left, r.Top, sl, st, paletteTextureIndex, fAttribC, tint, alpha);
vertices[nv + 1] = new Vertex(b, r.Right, r.Top, sr, st, paletteTextureIndex, fAttribC, tint, alpha);
vertices[nv + 2] = new Vertex(c, r.Right, r.Bottom, sr, sb, paletteTextureIndex, fAttribC, tint, alpha);
vertices[nv + 3] = new Vertex(c, r.Right, r.Bottom, sr, sb, paletteTextureIndex, fAttribC, tint, alpha);
vertices[nv + 4] = new Vertex(d, r.Left, r.Bottom, sl, sb, paletteTextureIndex, fAttribC, tint, alpha);
vertices[nv + 5] = new Vertex(a, r.Left, r.Top, sl, st, paletteTextureIndex, fAttribC, tint, alpha);
}
public static void FastCopyIntoChannel(Sprite dest, byte[] src, SpriteFrameType srcType)