From 1876b346fea647e8284a66bb6d62c38801035cff Mon Sep 17 00:00:00 2001 From: gdk Date: Sun, 13 Oct 2019 03:02:07 -0300 Subject: Initial work --- Ryujinx.Graphics/QuadHelper.cs | 81 ------------------------------------------ 1 file changed, 81 deletions(-) delete mode 100644 Ryujinx.Graphics/QuadHelper.cs (limited to 'Ryujinx.Graphics/QuadHelper.cs') diff --git a/Ryujinx.Graphics/QuadHelper.cs b/Ryujinx.Graphics/QuadHelper.cs deleted file mode 100644 index 643084ba..00000000 --- a/Ryujinx.Graphics/QuadHelper.cs +++ /dev/null @@ -1,81 +0,0 @@ -using System; - -namespace Ryujinx.Graphics -{ - static class QuadHelper - { - public static int ConvertSizeQuadsToTris(int size) - { - return size <= 0 ? 0 : (size / 4) * 6; - } - - public static int ConvertSizeQuadStripToTris(int size) - { - return size <= 1 ? 0 : ((size - 2) / 2) * 6; - } - - public static byte[] ConvertQuadsToTris(byte[] data, int entrySize, int count) - { - int primitivesCount = count / 4; - - int quadPrimSize = 4 * entrySize; - int trisPrimSize = 6 * entrySize; - - byte[] output = new byte[primitivesCount * 6 * entrySize]; - - for (int prim = 0; prim < primitivesCount; prim++) - { - void AssignIndex(int src, int dst, int copyCount = 1) - { - src = prim * quadPrimSize + src * entrySize; - dst = prim * trisPrimSize + dst * entrySize; - - Buffer.BlockCopy(data, src, output, dst, copyCount * entrySize); - } - - // 0 1 2 -> 0 1 2. - AssignIndex(0, 0, 3); - - // 2 3 -> 3 4. - AssignIndex(2, 3, 2); - - // 0 -> 5. - AssignIndex(0, 5); - } - - return output; - } - - public static byte[] ConvertQuadStripToTris(byte[] data, int entrySize, int count) - { - int primitivesCount = (count - 2) / 2; - - int quadPrimSize = 2 * entrySize; - int trisPrimSize = 6 * entrySize; - - byte[] output = new byte[primitivesCount * 6 * entrySize]; - - for (int prim = 0; prim < primitivesCount; prim++) - { - void AssignIndex(int src, int dst, int copyCount = 1) - { - src = prim * quadPrimSize + src * entrySize + 2 * entrySize; - dst = prim * trisPrimSize + dst * entrySize; - - Buffer.BlockCopy(data, src, output, dst, copyCount * entrySize); - } - - // -2 -1 0 -> 0 1 2. - AssignIndex(-2, 0, 3); - - // 0 1 -> 3 4. - AssignIndex(0, 3, 2); - - // -2 -> 5. - AssignIndex(-2, 5); - } - - return output; - } - } -} \ No newline at end of file -- cgit v1.2.3