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c/main: Add comp_target::check_ready, and implement in comp_target_swapchain.

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This commit is contained in:
Ryan Pavlik 2021-04-13 11:30:01 -05:00 committed by Jakob Bornecrantz
parent 780ec4fac9
commit 90192118d0
3 changed files with 32 additions and 0 deletions
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23
src/xrt/compositor/main/comp_target.h
View file

@ -105,9 +105,18 @@ struct comp_target
*/
bool (*init_post_vulkan)(struct comp_target *ct, uint32_t preferred_width, uint32_t preferred_height);
/*!
* Is this target ready for image creation?
*
* Call before calling @ref create_images
*/
bool (*check_ready)(struct comp_target *ct);
/*!
* Create or recreate the image(s) of the target, for swapchain based
* targets this will (re)create the swapchain.
*
* @pre @ref check_ready returns true
*/
void (*create_images)(struct comp_target *ct,
uint32_t preferred_width,
@ -218,6 +227,20 @@ comp_target_init_post_vulkan(struct comp_target *ct, uint32_t preferred_width, u
return ct->init_post_vulkan(ct, preferred_width, preferred_height);
}
/*!
* @copydoc comp_target::check_ready
*
* @public @memberof comp_target
* @ingroup comp_main
*/
static inline bool
comp_target_check_ready(struct comp_target *ct)
{
COMP_TRACE_MARKER();
return ct->check_ready(ct);
}
/*!
* @copydoc comp_target::create_images
*

8
src/xrt/compositor/main/comp_target_swapchain.c
View file

@ -299,6 +299,13 @@ comp_target_swapchain_present(struct comp_target *ct,
return vk->vkQueuePresentKHR(queue, &presentInfo);
}
static bool
comp_target_swapchain_check_ready(struct comp_target *ct)
{
struct comp_target_swapchain *cts = (struct comp_target_swapchain *)ct;
return cts->surface.handle != VK_NULL_HANDLE;
}
static bool
_find_surface_format(struct comp_target_swapchain *cts, VkSurfaceKHR surface, VkSurfaceFormatKHR *format)
{
@ -646,6 +653,7 @@ comp_target_swapchain_init_and_set_fnptrs(struct comp_target_swapchain *cts,
enum comp_target_display_timing_usage timing_usage)
{
cts->timing_usage = timing_usage;
cts->base.check_ready = comp_target_swapchain_check_ready;
cts->base.create_images = comp_target_swapchain_create_images;
cts->base.acquire = comp_target_swapchain_acquire_next_image;
cts->base.present = comp_target_swapchain_present;

1
src/xrt/compositor/main/comp_target_swapchain.h
View file

@ -83,6 +83,7 @@ struct comp_target_swapchain
* Initializes these function pointers, all other methods of @ref comp_target are the responsibility of the caller (the
* "subclass"):
*
* - comp_target::check_ready
* - comp_target::create_images
* - comp_target::acquire
* - comp_target::present