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Added window resize support for the software renderer

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--HG--
extra : convert_revision : svn%3Ac70aab31-4412-0410-b14c-859654838e24/trunk%402018
This commit is contained in:
Sam Lantinga 2006-08-06 04:57:28 +00:00
parent a1ced0d971
commit c018c14412
1 changed files with 18 additions and 0 deletions
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18
src/video/SDL_renderer_sw.c
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@ -289,12 +289,30 @@ static int
SW_DisplayModeChanged(SDL_Renderer * renderer) SW_DisplayModeChanged(SDL_Renderer * renderer)
{ {
SW_RenderData *data = (SW_RenderData *) renderer->driverdata; SW_RenderData *data = (SW_RenderData *) renderer->driverdata;
SDL_Window *window = SDL_GetWindowFromID(renderer->window);
int i, n;
if (data->renderer && data->renderer->DisplayModeChanged) { if (data->renderer && data->renderer->DisplayModeChanged) {
if (data->renderer->DisplayModeChanged(data->renderer) < 0) { if (data->renderer->DisplayModeChanged(data->renderer) < 0) {
return -1; return -1;
} }
} }
/* Recreate the textures for the new window size */
if (renderer->info.flags & SDL_RENDERER_PRESENTFLIP2) {
n = 2;
} else if (renderer->info.flags & SDL_RENDERER_PRESENTFLIP3) {
n = 3;
} else {
n = 1;
}
for (i = 0; i < n; ++i) {
if (data->texture[i]) {
DestroyTexture(data->renderer, data->texture[i]);
}
data->texture[i] =
CreateTexture(data->renderer, data->format, window->w, window->h);
}
return 0; return 0;
} }