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test code: use memcpy directly for blitting from shadow screen to real screen

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This commit is contained in:
Vincent Wei
2020-03-19 12:09:45 +08:00
parent 306dd9602a
commit c76adc0602
1 changed files with 25 additions and 4 deletions
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src/newgal/drm/drmvideo.c
+25 -4
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@@ -3144,12 +3144,12 @@ static BOOL DRM_SyncUpdate (_THIS)
bound = hdr->dirty_rc;
if (0 && real_buff->prime_fd >= 0 && shadow_buff->prime_fd >= 0) {
#if 0
if (real_buff->prime_fd >= 0 && shadow_buff->prime_fd >= 0) {
if (sendfile (real_buff->prime_fd, shadow_buff->prime_fd, NULL,
real_buff->size) < 0)
_WRN_PRINTF ("sendfile from (%d) to (%d) failed (count: %lu): %m\n",
shadow_buff->prime_fd, real_buff->prime_fd, real_buff->size);
#if 0
uint32_t i;
off_t shadow_offset, real_offset;
size_t count = shadow_buff->cpp * RECTW (bound);
@@ -3180,9 +3180,29 @@ static BOOL DRM_SyncUpdate (_THIS)
_WRN_PRINTF ("lseek for real (%d) failed: %m\n",
real_buff->prime_fd);
}
#endif
}
else {
#endif
if (this->hidden->shadow_screen) {
#if 1
uint32_t i;
uint8_t *src, *dst;
size_t count = shadow_buff->cpp * RECTW (bound);
src = shadow_buff->buff;
src += shadow_buff->pitch * bound.top + shadow_buff->cpp * bound.left;
src += shadow_buff->offset;
dst = real_buff->buff;
dst += real_buff->pitch * bound.top + real_buff->cpp * bound.left;
dst += real_buff->offset;
for (i = 0; i < RECTH (bound); i++) {
memcpy (dst, src, count);
src += shadow_buff->pitch;
dst += shadow_buff->pitch;
}
#else
GAL_Rect src_rect, dst_rect;
src_rect.x = bound.left;
src_rect.y = bound.top;
@@ -3192,6 +3212,7 @@ static BOOL DRM_SyncUpdate (_THIS)
GAL_BlitSurface (this->hidden->shadow_screen, &src_rect,
this->hidden->real_screen, &dst_rect);
#endif
}
#ifdef _MGSCHEMA_COMPOSITING