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minor cleanups to swizzle

This commit is contained in:
espes 2015-07-06 03:07:24 +10:00
parent 6cb87ee1e5
commit d83e0307ec
2 changed files with 9 additions and 7 deletions
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12
hw/xbox/swizzle.c
View File

@ -72,7 +72,7 @@ static unsigned int get_swizzled_offset(
} }
void swizzle_rect( void swizzle_rect(
uint8_t *src_buf, const uint8_t *src_buf,
unsigned int width, unsigned int width,
unsigned int height, unsigned int height,
uint8_t *dst_buf, uint8_t *dst_buf,
@ -82,15 +82,16 @@ void swizzle_rect(
int x, y; int x, y;
for (y = 0; y < height; y++) { for (y = 0; y < height; y++) {
for (x = 0; x < width; x++) { for (x = 0; x < width; x++) {
uint8_t *src = src_buf + (y * pitch + x * bytes_per_pixel); const uint8_t *src = src_buf+ (y * pitch + x * bytes_per_pixel);
uint8_t *dst = dst_buf + get_swizzled_offset(x, y, width, height, bytes_per_pixel); uint8_t *dst = dst_buf +
get_swizzled_offset(x, y, width, height, bytes_per_pixel);
memcpy(dst, src, bytes_per_pixel); memcpy(dst, src, bytes_per_pixel);
} }
} }
} }
void unswizzle_rect( void unswizzle_rect(
uint8_t *src_buf, const uint8_t *src_buf,
unsigned int width, unsigned int width,
unsigned int height, unsigned int height,
uint8_t *dst_buf, uint8_t *dst_buf,
@ -100,7 +101,8 @@ void unswizzle_rect(
int x, y; int x, y;
for (y = 0; y < height; y++) { for (y = 0; y < height; y++) {
for (x = 0; x < width; x++) { for (x = 0; x < width; x++) {
uint8_t *src = src_buf + get_swizzled_offset(x, y, width, height, bytes_per_pixel); const uint8_t *src = src_buf
+ get_swizzled_offset(x, y, width, height, bytes_per_pixel);
uint8_t *dst = dst_buf + (y * pitch + x * bytes_per_pixel); uint8_t *dst = dst_buf + (y * pitch + x * bytes_per_pixel);
memcpy(dst, src, bytes_per_pixel); memcpy(dst, src, bytes_per_pixel);
} }

4
hw/xbox/swizzle.h
View File

@ -23,7 +23,7 @@
#define HW_XBOX_SWIZZLE_H #define HW_XBOX_SWIZZLE_H
void swizzle_rect( void swizzle_rect(
uint8_t *src_buf, const uint8_t *src_buf,
unsigned int width, unsigned int width,
unsigned int height, unsigned int height,
uint8_t *dst_buf, uint8_t *dst_buf,
@ -31,7 +31,7 @@ void swizzle_rect(
unsigned int bytes_per_pixel); unsigned int bytes_per_pixel);
void unswizzle_rect( void unswizzle_rect(
uint8_t *src_buf, const uint8_t *src_buf,
unsigned int width, unsigned int width,
unsigned int height, unsigned int height,
uint8_t *dst_buf, uint8_t *dst_buf,