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Fixed bug 2556 - add compilation flag -Wshadow 

Sylvain

here's the full patch for Blit + RLE.
This commit is contained in:
Sam Lantinga 2014-06-25 00:43:10 -07:00
parent 6a632eb23c
commit afe14829b8
8 changed files with 75 additions and 67 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
configure vendored
View File

@ -23374,7 +23374,7 @@ $as_echo "#define SDL_FILESYSTEM_NACL 1" >>confdefs.h
esac esac
CheckWarnAll CheckWarnAll
#CheckWarnShadow CheckWarnShadow
# Verify that we have all the platform specific files we need # Verify that we have all the platform specific files we need

2
configure.in
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@ -3238,7 +3238,7 @@ esac
dnl Do this on all platforms, after everything else. dnl Do this on all platforms, after everything else.
CheckWarnAll CheckWarnAll
#CheckWarnShadow CheckWarnShadow
# Verify that we have all the platform specific files we need # Verify that we have all the platform specific files we need

6
src/thread/SDL_thread.c
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@ -442,10 +442,10 @@ SDL_DetachThread(SDL_Thread * thread)
SDL_SYS_DetachThread(thread); SDL_SYS_DetachThread(thread);
} else { } else {
/* all other states are pretty final, see where we landed. */ /* all other states are pretty final, see where we landed. */
const int state = SDL_AtomicGet(&thread->state); const int thread_state = SDL_AtomicGet(&thread->state);
if ((state == SDL_THREAD_STATE_DETACHED) || (state == SDL_THREAD_STATE_CLEANED)) { if ((thread_state == SDL_THREAD_STATE_DETACHED) || (thread_state == SDL_THREAD_STATE_CLEANED)) {
return; /* already detached (you shouldn't call this twice!) */ return; /* already detached (you shouldn't call this twice!) */
} else if (state == SDL_THREAD_STATE_ZOMBIE) { } else if (thread_state == SDL_THREAD_STATE_ZOMBIE) {
SDL_WaitThread(thread, NULL); /* already done, clean it up. */ SDL_WaitThread(thread, NULL); /* already done, clean it up. */
} else { } else {
SDL_assert(0 && "Unexpected thread state"); SDL_assert(0 && "Unexpected thread state");

70
src/video/SDL_RLEaccel.c
View File

@ -376,10 +376,10 @@
* right. Top clipping has already been taken care of. * right. Top clipping has already been taken care of.
*/ */
static void static void
RLEClipBlit(int w, Uint8 * srcbuf, SDL_Surface * dst, RLEClipBlit(int w, Uint8 * srcbuf, SDL_Surface * surf_dst,
Uint8 * dstbuf, SDL_Rect * srcrect, unsigned alpha) Uint8 * dstbuf, SDL_Rect * srcrect, unsigned alpha)
{ {
SDL_PixelFormat *fmt = dst->format; SDL_PixelFormat *fmt = surf_dst->format;
#define RLECLIPBLIT(bpp, Type, do_blit) \ #define RLECLIPBLIT(bpp, Type, do_blit) \
do { \ do { \
@ -418,7 +418,7 @@ RLEClipBlit(int w, Uint8 * srcbuf, SDL_Surface * dst,
break; \ break; \
if(ofs == w) { \ if(ofs == w) { \
ofs = 0; \ ofs = 0; \
dstbuf += dst->pitch; \ dstbuf += surf_dst->pitch; \
if(!--linecount) \ if(!--linecount) \
break; \ break; \
} \ } \
@ -434,18 +434,18 @@ RLEClipBlit(int w, Uint8 * srcbuf, SDL_Surface * dst,
/* blit a colorkeyed RLE surface */ /* blit a colorkeyed RLE surface */
int int
SDL_RLEBlit(SDL_Surface * src, SDL_Rect * srcrect, SDL_RLEBlit(SDL_Surface * surf_src, SDL_Rect * srcrect,
SDL_Surface * dst, SDL_Rect * dstrect) SDL_Surface * surf_dst, SDL_Rect * dstrect)
{ {
Uint8 *dstbuf; Uint8 *dstbuf;
Uint8 *srcbuf; Uint8 *srcbuf;
int x, y; int x, y;
int w = src->w; int w = surf_src->w;
unsigned alpha; unsigned alpha;
/* Lock the destination if necessary */ /* Lock the destination if necessary */
if (SDL_MUSTLOCK(dst)) { if (SDL_MUSTLOCK(surf_dst)) {
if (SDL_LockSurface(dst) < 0) { if (SDL_LockSurface(surf_dst) < 0) {
return (-1); return (-1);
} }
} }
@ -453,9 +453,9 @@ SDL_RLEBlit(SDL_Surface * src, SDL_Rect * srcrect,
/* Set up the source and destination pointers */ /* Set up the source and destination pointers */
x = dstrect->x; x = dstrect->x;
y = dstrect->y; y = dstrect->y;
dstbuf = (Uint8 *) dst->pixels dstbuf = (Uint8 *) surf_dst->pixels
+ y * dst->pitch + x * src->format->BytesPerPixel; + y * surf_dst->pitch + x * surf_src->format->BytesPerPixel;
srcbuf = (Uint8 *) src->map->data; srcbuf = (Uint8 *) surf_src->map->data;
{ {
/* skip lines at the top if necessary */ /* skip lines at the top if necessary */
@ -481,7 +481,7 @@ SDL_RLEBlit(SDL_Surface * src, SDL_Rect * srcrect,
} \ } \
} }
switch (src->format->BytesPerPixel) { switch (surf_src->format->BytesPerPixel) {
case 1: case 1:
RLESKIP(1, Uint8); RLESKIP(1, Uint8);
break; break;
@ -501,12 +501,12 @@ SDL_RLEBlit(SDL_Surface * src, SDL_Rect * srcrect,
} }
} }
alpha = src->map->info.a; alpha = surf_src->map->info.a;
/* if left or right edge clipping needed, call clip blit */ /* if left or right edge clipping needed, call clip blit */
if (srcrect->x || srcrect->w != src->w) { if (srcrect->x || srcrect->w != surf_src->w) {
RLEClipBlit(w, srcbuf, dst, dstbuf, srcrect, alpha); RLEClipBlit(w, srcbuf, surf_dst, dstbuf, srcrect, alpha);
} else { } else {
SDL_PixelFormat *fmt = src->format; SDL_PixelFormat *fmt = surf_src->format;
#define RLEBLIT(bpp, Type, do_blit) \ #define RLEBLIT(bpp, Type, do_blit) \
do { \ do { \
@ -525,7 +525,7 @@ SDL_RLEBlit(SDL_Surface * src, SDL_Rect * srcrect,
break; \ break; \
if(ofs == w) { \ if(ofs == w) { \
ofs = 0; \ ofs = 0; \
dstbuf += dst->pitch; \ dstbuf += surf_dst->pitch; \
if(!--linecount) \ if(!--linecount) \
break; \ break; \
} \ } \
@ -539,8 +539,8 @@ SDL_RLEBlit(SDL_Surface * src, SDL_Rect * srcrect,
done: done:
/* Unlock the destination if necessary */ /* Unlock the destination if necessary */
if (SDL_MUSTLOCK(dst)) { if (SDL_MUSTLOCK(surf_dst)) {
SDL_UnlockSurface(dst); SDL_UnlockSurface(surf_dst);
} }
return (0); return (0);
} }
@ -620,10 +620,10 @@ typedef struct
/* blit a pixel-alpha RLE surface clipped at the right and/or left edges */ /* blit a pixel-alpha RLE surface clipped at the right and/or left edges */
static void static void
RLEAlphaClipBlit(int w, Uint8 * srcbuf, SDL_Surface * dst, RLEAlphaClipBlit(int w, Uint8 * srcbuf, SDL_Surface * surf_dst,
Uint8 * dstbuf, SDL_Rect * srcrect) Uint8 * dstbuf, SDL_Rect * srcrect)
{ {
SDL_PixelFormat *df = dst->format; SDL_PixelFormat *df = surf_dst->format;
/* /*
* clipped blitter: Ptype is the destination pixel type, * clipped blitter: Ptype is the destination pixel type,
* Ctype the translucent count type, and do_blend the macro * Ctype the translucent count type, and do_blend the macro
@ -693,7 +693,7 @@ RLEAlphaClipBlit(int w, Uint8 * srcbuf, SDL_Surface * dst,
ofs += run; \ ofs += run; \
} \ } \
} while(ofs < w); \ } while(ofs < w); \
dstbuf += dst->pitch; \ dstbuf += surf_dst->pitch; \
} while(--linecount); \ } while(--linecount); \
} while(0) } while(0)
@ -712,25 +712,25 @@ RLEAlphaClipBlit(int w, Uint8 * srcbuf, SDL_Surface * dst,
/* blit a pixel-alpha RLE surface */ /* blit a pixel-alpha RLE surface */
int int
SDL_RLEAlphaBlit(SDL_Surface * src, SDL_Rect * srcrect, SDL_RLEAlphaBlit(SDL_Surface * surf_src, SDL_Rect * srcrect,
SDL_Surface * dst, SDL_Rect * dstrect) SDL_Surface * surf_dst, SDL_Rect * dstrect)
{ {
int x, y; int x, y;
int w = src->w; int w = surf_src->w;
Uint8 *srcbuf, *dstbuf; Uint8 *srcbuf, *dstbuf;
SDL_PixelFormat *df = dst->format; SDL_PixelFormat *df = surf_dst->format;
/* Lock the destination if necessary */ /* Lock the destination if necessary */
if (SDL_MUSTLOCK(dst)) { if (SDL_MUSTLOCK(surf_dst)) {
if (SDL_LockSurface(dst) < 0) { if (SDL_LockSurface(surf_dst) < 0) {
return -1; return -1;
} }
} }
x = dstrect->x; x = dstrect->x;
y = dstrect->y; y = dstrect->y;
dstbuf = (Uint8 *) dst->pixels + y * dst->pitch + x * df->BytesPerPixel; dstbuf = (Uint8 *) surf_dst->pixels + y * surf_dst->pitch + x * df->BytesPerPixel;
srcbuf = (Uint8 *) src->map->data + sizeof(RLEDestFormat); srcbuf = (Uint8 *) surf_src->map->data + sizeof(RLEDestFormat);
{ {
/* skip lines at the top if necessary */ /* skip lines at the top if necessary */
@ -789,8 +789,8 @@ SDL_RLEAlphaBlit(SDL_Surface * src, SDL_Rect * srcrect,
} }
/* if left or right edge clipping needed, call clip blit */ /* if left or right edge clipping needed, call clip blit */
if (srcrect->x || srcrect->w != src->w) { if (srcrect->x || srcrect->w != surf_src->w) {
RLEAlphaClipBlit(w, srcbuf, dst, dstbuf, srcrect); RLEAlphaClipBlit(w, srcbuf, surf_dst, dstbuf, srcrect);
} else { } else {
/* /*
@ -839,7 +839,7 @@ SDL_RLEAlphaBlit(SDL_Surface * src, SDL_Rect * srcrect,
ofs += run; \ ofs += run; \
} \ } \
} while(ofs < w); \ } while(ofs < w); \
dstbuf += dst->pitch; \ dstbuf += surf_dst->pitch; \
} while(--linecount); \ } while(--linecount); \
} while(0) } while(0)
@ -859,8 +859,8 @@ SDL_RLEAlphaBlit(SDL_Surface * src, SDL_Rect * srcrect,
done: done:
/* Unlock the destination if necessary */ /* Unlock the destination if necessary */
if (SDL_MUSTLOCK(dst)) { if (SDL_MUSTLOCK(surf_dst)) {
SDL_UnlockSurface(dst); SDL_UnlockSurface(surf_dst);
} }
return 0; return 0;
} }

18
src/video/SDL_blit.h
View File

@ -402,18 +402,18 @@ do { \
{ \ { \
switch (bpp) { \ switch (bpp) { \
case 1: { \ case 1: { \
Uint8 Pixel; \ Uint8 _pixel; \
\ \
PIXEL_FROM_RGBA(Pixel, fmt, r, g, b, a); \ PIXEL_FROM_RGBA(_pixel, fmt, r, g, b, a); \
*((Uint8 *)(buf)) = Pixel; \ *((Uint8 *)(buf)) = _pixel; \
} \ } \
break; \ break; \
\ \
case 2: { \ case 2: { \
Uint16 Pixel; \ Uint16 _pixel; \
\ \
PIXEL_FROM_RGBA(Pixel, fmt, r, g, b, a); \ PIXEL_FROM_RGBA(_pixel, fmt, r, g, b, a); \
*((Uint16 *)(buf)) = Pixel; \ *((Uint16 *)(buf)) = _pixel; \
} \ } \
break; \ break; \
\ \
@ -431,10 +431,10 @@ do { \
break; \ break; \
\ \
case 4: { \ case 4: { \
Uint32 Pixel; \ Uint32 _pixel; \
\ \
PIXEL_FROM_RGBA(Pixel, fmt, r, g, b, a); \ PIXEL_FROM_RGBA(_pixel, fmt, r, g, b, a); \
*((Uint32 *)(buf)) = Pixel; \ *((Uint32 *)(buf)) = _pixel; \
} \ } \
break; \ break; \
} \ } \

17
src/video/SDL_video.c
View File

@ -232,16 +232,13 @@ ShouldUseTextureFramebuffer()
} }
static int static int
SDL_CreateWindowTexture(_THIS, SDL_Window * window, Uint32 * format, void ** pixels, int *pitch) SDL_CreateWindowTexture(SDL_VideoDevice *unused, SDL_Window * window, Uint32 * format, void ** pixels, int *pitch)
{ {
SDL_WindowTextureData *data; SDL_WindowTextureData *data;
SDL_RendererInfo info;
Uint32 i;
data = SDL_GetWindowData(window, SDL_WINDOWTEXTUREDATA); data = SDL_GetWindowData(window, SDL_WINDOWTEXTUREDATA);
if (!data) { if (!data) {
SDL_Renderer *renderer = NULL; SDL_Renderer *renderer = NULL;
SDL_RendererInfo info;
int i; int i;
const char *hint = SDL_GetHint(SDL_HINT_FRAMEBUFFER_ACCELERATION); const char *hint = SDL_GetHint(SDL_HINT_FRAMEBUFFER_ACCELERATION);
@ -249,6 +246,7 @@ SDL_CreateWindowTexture(_THIS, SDL_Window * window, Uint32 * format, void ** pix
if (hint && *hint != '0' && *hint != '1' && if (hint && *hint != '0' && *hint != '1' &&
SDL_strcasecmp(hint, "software") != 0) { SDL_strcasecmp(hint, "software") != 0) {
for (i = 0; i < SDL_GetNumRenderDrivers(); ++i) { for (i = 0; i < SDL_GetNumRenderDrivers(); ++i) {
SDL_RendererInfo info;
SDL_GetRenderDriverInfo(i, &info); SDL_GetRenderDriverInfo(i, &info);
if (SDL_strcasecmp(info.name, hint) == 0) { if (SDL_strcasecmp(info.name, hint) == 0) {
renderer = SDL_CreateRenderer(window, i, 0); renderer = SDL_CreateRenderer(window, i, 0);
@ -259,6 +257,7 @@ SDL_CreateWindowTexture(_THIS, SDL_Window * window, Uint32 * format, void ** pix
if (!renderer) { if (!renderer) {
for (i = 0; i < SDL_GetNumRenderDrivers(); ++i) { for (i = 0; i < SDL_GetNumRenderDrivers(); ++i) {
SDL_RendererInfo info;
SDL_GetRenderDriverInfo(i, &info); SDL_GetRenderDriverInfo(i, &info);
if (SDL_strcmp(info.name, "software") != 0) { if (SDL_strcmp(info.name, "software") != 0) {
renderer = SDL_CreateRenderer(window, i, 0); renderer = SDL_CreateRenderer(window, i, 0);
@ -291,12 +290,17 @@ SDL_CreateWindowTexture(_THIS, SDL_Window * window, Uint32 * format, void ** pix
SDL_free(data->pixels); SDL_free(data->pixels);
data->pixels = NULL; data->pixels = NULL;
{
SDL_RendererInfo info;
Uint32 i;
if (SDL_GetRendererInfo(data->renderer, &info) < 0) { if (SDL_GetRendererInfo(data->renderer, &info) < 0) {
return -1; return -1;
} }
/* Find the first format without an alpha channel */ /* Find the first format without an alpha channel */
*format = info.texture_formats[0]; *format = info.texture_formats[0];
for (i = 0; i < info.num_texture_formats; ++i) { for (i = 0; i < info.num_texture_formats; ++i) {
if (!SDL_ISPIXELFORMAT_FOURCC(info.texture_formats[i]) && if (!SDL_ISPIXELFORMAT_FOURCC(info.texture_formats[i]) &&
!SDL_ISPIXELFORMAT_ALPHA(info.texture_formats[i])) { !SDL_ISPIXELFORMAT_ALPHA(info.texture_formats[i])) {
@ -304,6 +308,7 @@ SDL_CreateWindowTexture(_THIS, SDL_Window * window, Uint32 * format, void ** pix
break; break;
} }
} }
}
data->texture = SDL_CreateTexture(data->renderer, *format, data->texture = SDL_CreateTexture(data->renderer, *format,
SDL_TEXTUREACCESS_STREAMING, SDL_TEXTUREACCESS_STREAMING,
@ -330,7 +335,7 @@ SDL_CreateWindowTexture(_THIS, SDL_Window * window, Uint32 * format, void ** pix
} }
static int static int
SDL_UpdateWindowTexture(_THIS, SDL_Window * window, const SDL_Rect * rects, int numrects) SDL_UpdateWindowTexture(SDL_VideoDevice *unused, SDL_Window * window, const SDL_Rect * rects, int numrects)
{ {
SDL_WindowTextureData *data; SDL_WindowTextureData *data;
SDL_Rect rect; SDL_Rect rect;
@ -360,7 +365,7 @@ SDL_UpdateWindowTexture(_THIS, SDL_Window * window, const SDL_Rect * rects, int
} }
static void static void
SDL_DestroyWindowTexture(_THIS, SDL_Window * window) SDL_DestroyWindowTexture(SDL_VideoDevice *unused, SDL_Window * window)
{ {
SDL_WindowTextureData *data; SDL_WindowTextureData *data;

5
src/video/x11/SDL_x11modes.c
View File

@ -674,7 +674,6 @@ X11_GetDisplayModes(_THIS, SDL_VideoDisplay * sdl_display)
int screen_w; int screen_w;
int screen_h; int screen_h;
SDL_DisplayMode mode; SDL_DisplayMode mode;
SDL_DisplayModeData *modedata;
/* Unfortunately X11 requires the window to be created with the correct /* Unfortunately X11 requires the window to be created with the correct
* visual and depth ahead of time, but the SDL API allows you to create * visual and depth ahead of time, but the SDL API allows you to create
@ -692,6 +691,7 @@ X11_GetDisplayModes(_THIS, SDL_VideoDisplay * sdl_display)
if (data->use_xinerama) { if (data->use_xinerama) {
if (data->use_vidmode && !data->xinerama_info.x_org && !data->xinerama_info.y_org && if (data->use_vidmode && !data->xinerama_info.x_org && !data->xinerama_info.y_org &&
(screen_w > data->xinerama_info.width || screen_h > data->xinerama_info.height)) { (screen_w > data->xinerama_info.width || screen_h > data->xinerama_info.height)) {
SDL_DisplayModeData *modedata;
/* Add the full (both screens combined) xinerama mode only on the display that starts at 0,0 /* Add the full (both screens combined) xinerama mode only on the display that starts at 0,0
* if we're using vidmode. * if we're using vidmode.
*/ */
@ -707,6 +707,7 @@ X11_GetDisplayModes(_THIS, SDL_VideoDisplay * sdl_display)
} }
else if (!data->use_xrandr) else if (!data->use_xrandr)
{ {
SDL_DisplayModeData *modedata;
/* Add the current mode of each monitor otherwise if we can't get them from xrandr */ /* Add the current mode of each monitor otherwise if we can't get them from xrandr */
mode.w = data->xinerama_info.width; mode.w = data->xinerama_info.width;
mode.h = data->xinerama_info.height; mode.h = data->xinerama_info.height;
@ -759,6 +760,7 @@ X11_GetDisplayModes(_THIS, SDL_VideoDisplay * sdl_display)
if (data->use_vidmode && if (data->use_vidmode &&
X11_XF86VidModeGetAllModeLines(display, data->vidmode_screen, &nmodes, &modes)) { X11_XF86VidModeGetAllModeLines(display, data->vidmode_screen, &nmodes, &modes)) {
int i; int i;
SDL_DisplayModeData *modedata;
#ifdef X11MODES_DEBUG #ifdef X11MODES_DEBUG
printf("VidMode modes: (unsorted)\n"); printf("VidMode modes: (unsorted)\n");
@ -787,6 +789,7 @@ X11_GetDisplayModes(_THIS, SDL_VideoDisplay * sdl_display)
#endif /* SDL_VIDEO_DRIVER_X11_XVIDMODE */ #endif /* SDL_VIDEO_DRIVER_X11_XVIDMODE */
if (!data->use_xrandr && !data->use_vidmode) { if (!data->use_xrandr && !data->use_vidmode) {
SDL_DisplayModeData *modedata;
/* Add the desktop mode */ /* Add the desktop mode */
mode = sdl_display->desktop_mode; mode = sdl_display->desktop_mode;
modedata = (SDL_DisplayModeData *) SDL_calloc(1, sizeof(SDL_DisplayModeData)); modedata = (SDL_DisplayModeData *) SDL_calloc(1, sizeof(SDL_DisplayModeData));

2
src/video/x11/edid-parse.c
View File

@ -548,7 +548,6 @@ yesno (int v)
void void
dump_monitor_info (MonitorInfo *info) dump_monitor_info (MonitorInfo *info)
{ {
char *s;
int i; int i;
printf ("Checksum: %d (%s)\n", printf ("Checksum: %d (%s)\n",
@ -601,6 +600,7 @@ dump_monitor_info (MonitorInfo *info)
} }
else else
{ {
const char *s;
printf ("Video Signal Level: %f\n", info->analog.video_signal_level); printf ("Video Signal Level: %f\n", info->analog.video_signal_level);
printf ("Sync Signal Level: %f\n", info->analog.sync_signal_level); printf ("Sync Signal Level: %f\n", info->analog.sync_signal_level);
printf ("Total Signal Level: %f\n", info->analog.total_signal_level); printf ("Total Signal Level: %f\n", info->analog.total_signal_level);