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@slouken
slouken committed Dec 1, 2008
1 parent 240a2e2 commit d4524e7
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Showing 2 changed files with 82 additions and 45 deletions.
2 changes: 1 addition & 1 deletion src/video/SDL_video.c
View file
Expand Up @@ -1977,7 +1977,7 @@ SDL_RenderFill(Uint8 r, Uint8 g, Uint8 b, Uint8 a, const SDL_Rect * rect)
if (!renderer) {
return -1;
}
if(!renderer->RenderFill) {
if (!renderer->RenderFill) {
SDL_Unsupported();
return -1;
}
Expand Down
125 changes: 81 additions & 44 deletions src/video/x11/SDL_x11render.c
View file
Expand Up @@ -104,15 +104,16 @@ typedef struct
#ifndef NO_SHARED_MEMORY
/* Shared memory error handler routine */
static int shm_error;
static int (*X_handler)(Display *, XErrorEvent *) = NULL;
static int shm_errhandler(Display *d, XErrorEvent *e)
static int (*X_handler) (Display *, XErrorEvent *) = NULL;
static int
shm_errhandler(Display * d, XErrorEvent * e)
{
if (e->error_code == BadAccess) {
shm_error = True;
return(0);
} else {
return(X_handler(d,e));
}
if (e->error_code == BadAccess) {
shm_error = True;
return (0);
} else {
return (X_handler(d, e));
}
}
#endif /* ! NO_SHARED_MEMORY */

Expand All @@ -131,7 +132,7 @@ UpdateYUVTextureData(SDL_Texture * texture)
}

static Uint32
X11_GetPixelFormatFromDepth(Display *display, int screen, int depth, int bpp)
X11_GetPixelFormatFromDepth(Display * display, int screen, int depth, int bpp)
{
XVisualInfo vinfo;

Expand All @@ -152,12 +153,12 @@ X11_GetPixelFormatFromDepth(Display *display, int screen, int depth, int bpp)

/* No matching visual, try to pick a safe default */
switch (depth) {
case 15:
return SDL_PIXELFORMAT_RGB555;
case 16:
return SDL_PIXELFORMAT_RGB565;
default:
break;
case 15:
return SDL_PIXELFORMAT_RGB555;
case 16:
return SDL_PIXELFORMAT_RGB565;
default:
break;
}
return SDL_PIXELFORMAT_UNKNOWN;
}
Expand All @@ -182,7 +183,10 @@ X11_AddRenderDriver(_THIS)
} else {
bpp = pixmapFormats[i].depth;
}
format = X11_GetPixelFormatFromDepth(data->display, DefaultScreen(data->display), pixmapFormats[i].depth, bpp);
format =
X11_GetPixelFormatFromDepth(data->display,
DefaultScreen(data->display),
pixmapFormats[i].depth, bpp);
if (format != SDL_PIXELFORMAT_UNKNOWN) {
info->texture_formats[info->num_texture_formats++] = format;
}
Expand All @@ -192,11 +196,16 @@ X11_AddRenderDriver(_THIS)
if (info->num_texture_formats == 0) {
return;
}
info->texture_formats[info->num_texture_formats++] = SDL_PIXELFORMAT_YV12;
info->texture_formats[info->num_texture_formats++] = SDL_PIXELFORMAT_IYUV;
info->texture_formats[info->num_texture_formats++] = SDL_PIXELFORMAT_YUY2;
info->texture_formats[info->num_texture_formats++] = SDL_PIXELFORMAT_UYVY;
info->texture_formats[info->num_texture_formats++] = SDL_PIXELFORMAT_YVYU;
info->texture_formats[info->num_texture_formats++] =
SDL_PIXELFORMAT_YV12;
info->texture_formats[info->num_texture_formats++] =
SDL_PIXELFORMAT_IYUV;
info->texture_formats[info->num_texture_formats++] =
SDL_PIXELFORMAT_YUY2;
info->texture_formats[info->num_texture_formats++] =
SDL_PIXELFORMAT_UYVY;
info->texture_formats[info->num_texture_formats++] =
SDL_PIXELFORMAT_YVYU;
}

SDL_AddRenderDriver(0, &X11_RenderDriver);
Expand Down Expand Up @@ -268,7 +277,9 @@ X11_CreateRenderer(SDL_Window * window, Uint32 flags)
}
XGetWindowAttributes(data->display, data->window, &attributes);
for (i = 0; i < n; ++i) {
data->pixmaps[i] = XCreatePixmap(data->display, data->window, window->w, window->h, attributes.depth);
data->pixmaps[i] =
XCreatePixmap(data->display, data->window, window->w, window->h,
attributes.depth);
if (data->pixmaps[i] == None) {
X11_DestroyRenderer(renderer);
SDL_SetError("XCreatePixmap() failed");
Expand Down Expand Up @@ -314,7 +325,8 @@ X11_CreateRenderer(SDL_Window * window, Uint32 flags)

/* Create the drawing context */
gcv.graphics_exposures = False;
data->gc = XCreateGC(data->display, data->window, GCGraphicsExposures, &gcv);
data->gc =
XCreateGC(data->display, data->window, GCGraphicsExposures, &gcv);
if (!data->gc) {
X11_DestroyRenderer(renderer);
SDL_SetError("XCreateGC() failed");
Expand Down Expand Up @@ -349,7 +361,9 @@ X11_DisplayModeChanged(SDL_Renderer * renderer)
}
XGetWindowAttributes(data->display, data->window, &attributes);
for (i = 0; i < n; ++i) {
data->pixmaps[i] = XCreatePixmap(data->display, data->window, window->w, window->h, attributes.depth);
data->pixmaps[i] =
XCreatePixmap(data->display, data->window, window->w, window->h,
attributes.depth);
if (data->pixmaps[i] == None) {
SDL_SetError("XCreatePixmap() failed");
return -1;
Expand Down Expand Up @@ -391,12 +405,15 @@ X11_CreateTexture(SDL_Renderer * renderer, SDL_Texture * texture)
} else {
data->format = texture->format;
}
data->pitch = texture->w*SDL_BYTESPERPIXEL(data->format);
data->pitch = texture->w * SDL_BYTESPERPIXEL(data->format);

XGetWindowAttributes(renderdata->display, renderdata->window, &attributes);
XGetWindowAttributes(renderdata->display, renderdata->window,
&attributes);
depth = SDL_BITSPERPIXEL(data->format);
order = SDL_PIXELORDER(data->format);
if (depth == 32 && (order == SDL_PACKEDORDER_XRGB || order == SDL_PACKEDORDER_RGBX || SDL_PACKEDORDER_XBGR || order == SDL_PACKEDORDER_BGRX)) {
if (depth == 32
&& (order == SDL_PACKEDORDER_XRGB || order == SDL_PACKEDORDER_RGBX
|| SDL_PACKEDORDER_XBGR || order == SDL_PACKEDORDER_BGRX)) {
depth = 24;
}

Expand All @@ -407,11 +424,13 @@ X11_CreateTexture(SDL_Renderer * renderer, SDL_Texture * texture)
shm_error = True;

if (SDL_X11_HAVE_SHM) {
shminfo->shmid = shmget(IPC_PRIVATE, texture->h*data->pitch, IPC_CREAT | 0777);
shminfo->shmid =
shmget(IPC_PRIVATE, texture->h * data->pitch,
IPC_CREAT | 0777);
if (shminfo->shmid >= 0) {
shminfo->shmaddr = (char *)shmat(shminfo->shmid, 0, 0);
shminfo->shmaddr = (char *) shmat(shminfo->shmid, 0, 0);
shminfo->readOnly = False;
if (shminfo->shmaddr != (char *)-1) {
if (shminfo->shmaddr != (char *) -1) {
shm_error = False;
X_handler = XSetErrorHandler(shm_errhandler);
XShmAttach(renderdata->display, shminfo);
Expand All @@ -427,8 +446,11 @@ X11_CreateTexture(SDL_Renderer * renderer, SDL_Texture * texture)
if (!shm_error) {
data->pixels = shminfo->shmaddr;

data->image = XShmCreateImage(renderdata->display, attributes.visual, depth, ZPixmap, shminfo->shmaddr, shminfo, texture->w, texture->h);
if(!data->image) {
data->image =
XShmCreateImage(renderdata->display, attributes.visual, depth,
ZPixmap, shminfo->shmaddr, shminfo,
texture->w, texture->h);
if (!data->image) {
XShmDetach(renderdata->display, shminfo);
XSync(renderdata->display, False);
shmdt(shminfo->shmaddr);
Expand All @@ -447,20 +469,29 @@ X11_CreateTexture(SDL_Renderer * renderer, SDL_Texture * texture)
return -1;
}

data->image = XCreateImage(renderdata->display, attributes.visual, depth, ZPixmap, 0, data->pixels, texture->w, texture->h, SDL_BYTESPERPIXEL(data->format)*8, data->pitch);
data->image =
XCreateImage(renderdata->display, attributes.visual, depth,
ZPixmap, 0, data->pixels, texture->w, texture->h,
SDL_BYTESPERPIXEL(data->format) * 8,
data->pitch);
if (!data->image) {
SDL_SetError("XCreateImage() failed");
return -1;
}
}
} else {
data->pixmap = XCreatePixmap(renderdata->display, renderdata->window, texture->w, texture->h, depth);
data->pixmap =
XCreatePixmap(renderdata->display, renderdata->window, texture->w,
texture->h, depth);
if (data->pixmap == None) {
SDL_SetError("XCteatePixmap() failed");
return -1;
}

data->image = XCreateImage(renderdata->display, attributes.visual, depth, ZPixmap, 0, NULL, texture->w, texture->h, SDL_BYTESPERPIXEL(data->format)*8, data->pitch);
data->image =
XCreateImage(renderdata->display, attributes.visual, depth,
ZPixmap, 0, NULL, texture->w, texture->h,
SDL_BYTESPERPIXEL(data->format) * 8, data->pitch);
if (!data->image) {
SDL_SetError("XCreateImage() failed");
return -1;
Expand Down Expand Up @@ -545,9 +576,10 @@ X11_UpdateTexture(SDL_Renderer * renderer, SDL_Texture * texture,
} else {
data->image->width = rect->w;
data->image->height = rect->h;
data->image->data = (char *)pixels;
data->image->data = (char *) pixels;
data->image->bytes_per_line = pitch;
XPutImage(renderdata->display, data->pixmap, renderdata->gc, data->image, 0, 0, rect->x, rect->y, rect->w, rect->h);
XPutImage(renderdata->display, data->pixmap, renderdata->gc,
data->image, 0, 0, rect->x, rect->y, rect->w, rect->h);
}
return 0;
}
Expand Down Expand Up @@ -599,7 +631,8 @@ X11_RenderFill(SDL_Renderer * renderer, Uint8 r, Uint8 g, Uint8 b, Uint8 a,

foreground = SDL_MapRGBA(data->format, r, g, b, a);
XSetForeground(data->display, data->gc, foreground);
XDrawRectangle(data->display, data->drawable, data->gc, rect->x, rect->y, rect->w, rect->h);
XDrawRectangle(data->display, data->drawable, data->gc, rect->x, rect->y,
rect->w, rect->h);
return 0;
}

Expand All @@ -617,16 +650,20 @@ X11_RenderCopy(SDL_Renderer * renderer, SDL_Texture * texture,
if (srcrect->w == dstrect->w && srcrect->h == dstrect->h) {
#ifndef NO_SHARED_MEMORY
if (texturedata->shminfo.shmaddr) {
XShmPutImage(data->display, data->drawable, data->gc, texturedata->image, srcrect->x, srcrect->y, dstrect->x, dstrect->y, dstrect->w, dstrect->h, False);
}
else
XShmPutImage(data->display, data->drawable, data->gc,
texturedata->image, srcrect->x, srcrect->y,
dstrect->x, dstrect->y, dstrect->w, dstrect->h,
False);
} else
#endif
if (texturedata->pixels) {
XPutImage(data->display, data->drawable, data->gc, texturedata->image, srcrect->x, srcrect->y, dstrect->x, dstrect->y, dstrect->w, dstrect->h);
XPutImage(data->display, data->drawable, data->gc,
texturedata->image, srcrect->x, srcrect->y, dstrect->x,
dstrect->y, dstrect->w, dstrect->h);
} else {
XCopyArea(data->display, texturedata->pixmap, data->drawable,
data->gc, srcrect->x, srcrect->y, dstrect->w, dstrect->h,
dstrect->x, dstrect->y);
data->gc, srcrect->x, srcrect->y, dstrect->w,
dstrect->h, dstrect->x, dstrect->y);
}
} else {
SDL_SetError("Scaling not supported in the X11 renderer");
Expand Down

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