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Diffstat (limited to 'render/vulkan/renderer.c')
| -rw-r--r-- | render/vulkan/renderer.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/render/vulkan/renderer.c b/render/vulkan/renderer.c index 0ef256c2..4a6f9bdf 100644 --- a/render/vulkan/renderer.c +++ b/render/vulkan/renderer.c @@ -200,7 +200,7 @@ static void release_stage_allocations(struct wlr_vk_renderer *renderer) { } struct wlr_vk_buffer_span vulkan_get_stage_span(struct wlr_vk_renderer *r, - VkDeviceSize size) { + VkDeviceSize size, VkDeviceSize alignment) { // try to find free span // simple greedy allocation algorithm - should be enough for this usecase // since all allocations are freed together after the frame @@ -215,6 +215,10 @@ struct wlr_vk_buffer_span vulkan_get_stage_span(struct wlr_vk_renderer *r, } assert(start <= buf->buf_size); + + // ensure the proposed start is a multiple of alignment + start += alignment - 1 - ((start + alignment - 1) % alignment); + if (buf->buf_size - start < size) { continue; } |