mirror
/
OpenTTD
mirror of https://github.com/OpenTTD/OpenTTD
1
0
Fork 0
Code Issues

(svn r6260) Improve readability

release/0.5
tron 2006-08-31 08:36:31 +00:00
parent 10b9f692c7
commit ad076c8f9e
1 changed files with 21 additions and 28 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

49
video/cocoa_v.m
View File

@ -1455,51 +1455,44 @@ static void QZ_WaitForVerticalBlank(void)
CSleep((uint32)(adjustment * 1000)); CSleep((uint32)(adjustment * 1000));
} }
static void QZ_DrawScreen(void) static void QZ_DrawScreen(void)
{ {
const uint8* src; const uint8* src = _cocoa_video_data.pixels;
uint8* dst; uint8* dst = (uint8*)_cocoa_video_data.realpixels;
uint height; uint pitch = _cocoa_video_data.pitch;
uint width; uint width = _cocoa_video_data.width;
uint pitch; uint num_dirty = _cocoa_video_data.num_dirty_rects;
uint y;
uint num_dirty_rects;
uint length_drawn;
uint left;
uint i; uint i;
src = _cocoa_video_data.pixels;
dst = (uint8*)_cocoa_video_data.realpixels;
width = _cocoa_video_data.width;
pitch = _cocoa_video_data.pitch;
num_dirty_rects = _cocoa_video_data.num_dirty_rects;
/* Check if we need to do anything */ /* Check if we need to do anything */
if (num_dirty_rects == 0 ) return; if (num_dirty == 0) return;
if (num_dirty_rects >= MAX_DIRTY_RECTS) { if (num_dirty >= MAX_DIRTY_RECTS) {
num_dirty_rects = 1; num_dirty = 1;
_cocoa_video_data.dirty_rects[0].left = 0; _cocoa_video_data.dirty_rects[0].left = 0;
_cocoa_video_data.dirty_rects[0].top = 0; _cocoa_video_data.dirty_rects[0].top = 0;
_cocoa_video_data.dirty_rects[0].right = _cocoa_video_data.width; _cocoa_video_data.dirty_rects[0].right = _cocoa_video_data.width;
_cocoa_video_data.dirty_rects[0].bottom = _cocoa_video_data.height; _cocoa_video_data.dirty_rects[0].bottom = _cocoa_video_data.height;
} }
QZ_WaitForVerticalBlank(); QZ_WaitForVerticalBlank();
/* Build the region of dirty rectangles */ /* Build the region of dirty rectangles */
for (i = 0; i < num_dirty_rects; i++) { for (i = 0; i < num_dirty; i++) {
uint y = _cocoa_video_data.dirty_rects[i].top;
uint left = _cocoa_video_data.dirty_rects[i].left;
uint length = _cocoa_video_data.dirty_rects[i].right - left;
uint bottom = _cocoa_video_data.dirty_rects[i].bottom;
y = _cocoa_video_data.dirty_rects[i].top; for (; y < bottom; y++) {
left = _cocoa_video_data.dirty_rects[i].left; memcpy(dst + y * pitch + left, src + y * width + left, length);
length_drawn = _cocoa_video_data.dirty_rects[i].right - left; }
height = _cocoa_video_data.dirty_rects[i].bottom;
for (; y < height; y++) memcpy(dst + y * pitch + left, src + y * width +left, length_drawn);
} }
_cocoa_video_data.num_dirty_rects = 0; _cocoa_video_data.num_dirty_rects = 0;
} }
static int QZ_ListFullscreenModes(OTTDPoint* mode_list, int max_modes) static int QZ_ListFullscreenModes(OTTDPoint* mode_list, int max_modes)
{ {
CFIndex num_modes; CFIndex num_modes;