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MOAR PERF

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git-svn-id: svn://svn.ijw.co.nz/svn/OpenRa@1956 993157c7-ee19-0410-b2c4-bb4e9862e678
This commit is contained in:
chrisf
2008-03-25 02:07:15 +00:00
parent f218d212ff
commit b77a116f60
7 changed files with 98 additions and 123 deletions
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47
OpenRa.Game/Util.cs
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@@ -10,13 +10,6 @@ namespace OpenRa.Game
{
static class Util
{
static float[] channelSelect = { 0.75f, 0.25f, -0.25f, -0.75f };
static float2 EncodeVertexAttributes(TextureChannel channel, int paletteLine)
{
return new float2(paletteLine / 16.0f, channelSelect[(int)channel]);
}
static float2 KLerp(float2 o, float2 d, int k)
{
switch (k)
@@ -29,14 +22,6 @@ namespace OpenRa.Game
}
}
static Vertex MakeVertex(float2 o, int k, Sprite r, float2 attrib)
{
return new Vertex(
KLerp( o, r.size, k ),
r.FastMapTextureCoords(k),
attrib);
}
public static string[] ReadAllLines(Stream s)
{
List<string> result = new List<string>();
@@ -56,28 +41,22 @@ namespace OpenRa.Game
return result;
}
public static void CreateQuad(List<Vertex> vertices, List<ushort> indices, float2 o, Sprite r, int palette)
{
ushort offset = (ushort)vertices.Count;
float2 attrib = EncodeVertexAttributes(r.channel, palette);
static float[] channelSelect = { 0.75f, 0.25f, -0.25f, -0.75f };
Vertex[] v = new Vertex[]
{
Util.MakeVertex(o, 0, r, attrib),
Util.MakeVertex(o, 1, r, attrib),
Util.MakeVertex(o, 2, r, attrib),
Util.MakeVertex(o, 3, r, attrib),
};
public static void FastCreateQuad(Vertex[] vertices, ushort[] indices, float2 o, Sprite r, int palette, int nv, int ni)
{
float2 attrib = new float2(palette / 16.0f, channelSelect[(int)r.channel]);
vertices.AddRange(v);
vertices[nv] = new Vertex(KLerp(o, r.size, 0), r.FastMapTextureCoords(0), attrib);
vertices[nv + 1] = new Vertex(KLerp(o, r.size, 1), r.FastMapTextureCoords(1), attrib);
vertices[nv + 2] = new Vertex(KLerp(o, r.size, 2), r.FastMapTextureCoords(2), attrib);
vertices[nv + 3] = new Vertex(KLerp(o, r.size, 3), r.FastMapTextureCoords(3), attrib);
ushort[] i = new ushort[]
{
offset, (ushort)(offset + 1), (ushort)(offset + 2), (ushort)(offset + 1), (ushort)(offset + 3), (ushort)(offset + 2)
};
indices.AddRange(i);
}
indices[ni] = (ushort)(nv);
indices[ni + 1] = indices[ni + 3] = (ushort)(nv + 1);
indices[ni + 2] = indices[ni + 5] = (ushort)(nv + 2);
indices[ni + 4] = (ushort)(nv + 3);
}
public static void FastCopyIntoChannel(Sprite dest, byte[] src)
{