ShuriZma
/
xemu
mirror of https://github.com/xemu-project/xemu.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

nv2a: Multiversion [un]swizzle to optimize for common bpp

This commit is contained in:
Matt Borgerson 2025-01-26 15:58:45 -07:00 committed by mborgerson
parent eae328dc19
commit 7cb7bb68a9
1 changed files with 36 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

38
hw/xbox/nv2a/pgraph/swizzle.c
View File

@ -4,6 +4,7 @@
* Copyright (c) 2015 Jannik Vogel
* Copyright (c) 2013 espes
* Copyright (c) 2007-2010 The Nouveau Project.
* Copyright (c) 2025 Matt Borgerson
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
@ -68,7 +69,7 @@ static void generate_swizzle_masks(unsigned int width,
*mask_z = z;
}
void swizzle_box(
static inline void swizzle_box_internal(
const uint8_t *src_buf,
unsigned int width,
unsigned int height,
@ -114,7 +115,7 @@ void swizzle_box(
}
}
void unswizzle_box(
static inline void unswizzle_box_internal(
const uint8_t *src_buf,
unsigned int width,
unsigned int height,
@ -148,3 +149,36 @@ void unswizzle_box(
off_z = (off_z - mask_z) & mask_z;
}
}
/* Multiversioned to optimize for common bytes_per_pixel */ \
#define C(m, bpp) \
m##_internal(src_buf, width, height, depth, dst_buf, row_pitch, \
slice_pitch, bpp)
#define MULTIVERSION(m) \
void m(const uint8_t *src_buf, unsigned int width, unsigned int height, \
unsigned int depth, uint8_t *dst_buf, unsigned int row_pitch, \
unsigned int slice_pitch, unsigned int bytes_per_pixel) \
{ \
switch (bytes_per_pixel) { \
case 1: \
C(m, 1); \
break; \
case 2: \
C(m, 2); \
break; \
case 3: \
C(m, 3); \
break; \
case 4: \
C(m, 4); \
break; \
default: \
C(m, bytes_per_pixel); \
} \
}
MULTIVERSION(swizzle_box)
MULTIVERSION(unswizzle_box)
#undef C
#undef MULTIVERSION