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fix crash on buffer culling

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This commit is contained in:
Leon Henrik Plickat 2023-08-14 01:58:20 +02:00
commit cb1e04cc76
1 changed files with 14 additions and 6 deletions
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20
wayneko.c
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@ -413,13 +413,15 @@ static struct Buffer *buffer_pool_new_buffer (uint32_t width, uint32_t height)
return buffer;
}
static void buffer_pool_cull_buffers (void)
static void buffer_pool_cull_buffers (struct Buffer *skip)
{
int to_remove = wl_list_length(&buffer_pool) - (max_buffer_multiplicity * surface_amount);
struct Buffer *buffer, *tmp;
wl_list_for_each_safe(buffer, tmp, &buffer_pool, link)
{
if (to_remove == 0)
if ( buffer == skip )
continue;
if ( to_remove == 0 )
break;
if (buffer->busy)
continue;
@ -440,7 +442,7 @@ static struct Buffer *buffer_pool_next_buffer (uint32_t width, uint32_t height)
ret = buffer_pool_new_buffer(width, height);
if ( wl_list_length(&buffer_pool) > max_buffer_multiplicity * surface_amount )
buffer_pool_cull_buffers();
buffer_pool_cull_buffers(ret);
return ret;
}
@ -454,6 +456,7 @@ static void buffer_pool_destroy_all_buffers (void)
buffer_destroy(buffer);
}
}
/***********
* *
* Atlas *
@ -557,7 +560,7 @@ static void animation_neko_do_run_left (void)
static bool animation_can_run_right (void)
{
return surface.neko_x < surface.width - neko_size;
return surface.neko_x < surface.width - neko_size - neko_x_advance;
}
static void animation_neko_do_run_right (void)
@ -743,8 +746,13 @@ static void surface_next_frame (void)
if ( buffer == NULL )
return;
pixman_image_fill_rectangles(PIXMAN_OP_CLEAR, buffer->pixman_image, &bg_colour,
1, &(pixman_rectangle16_t){ (int16_t)surface.prev_neko_x, (int16_t)0, (uint16_t)neko_size, (uint16_t)neko_size, });
pixman_image_fill_rectangles(
PIXMAN_OP_CLEAR, buffer->pixman_image, &bg_colour,
1, &(pixman_rectangle16_t){
(int16_t)surface.prev_neko_x, (int16_t)0,
(uint16_t)neko_size, (uint16_t)neko_size,
}
);
atlas_composite_neko(buffer, current_neko, surface.neko_x, 0);
wl_surface_set_buffer_scale(surface.wl_surface, 1);