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output: pass wlr_output_state to rendering functions 

No functional change.
This commit is contained in:
Simon Ser 2022-05-24 19:43:56 +02:00
parent 927661d246
commit 9e25d3074d
3 changed files with 46 additions and 33 deletions
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5
include/types/wlr_output.h
View File

@ -6,10 +6,13 @@
void output_pending_resolution(struct wlr_output *output,
const struct wlr_output_state *state, int *width, int *height);
void output_state_attach_buffer(struct wlr_output_state *state,
struct wlr_buffer *buffer);
struct wlr_drm_format *output_pick_format(struct wlr_output *output,
const struct wlr_drm_format_set *display_formats, uint32_t format);
void output_clear_back_buffer(struct wlr_output *output);
bool output_ensure_buffer(struct wlr_output *output);
bool output_ensure_buffer(struct wlr_output *output,
struct wlr_output_state *state);
#endif

15
types/output/output.c
View File

@ -660,7 +660,7 @@ bool wlr_output_test(struct wlr_output *output) {
if (!output_basic_test(output)) {
return false;
}
if (!output_ensure_buffer(output)) {
if (!output_ensure_buffer(output, &output->pending)) {
return false;
}
if (!output->impl->test) {
@ -681,7 +681,7 @@ bool wlr_output_commit(struct wlr_output *output) {
return false;
}
if (!output_ensure_buffer(output)) {
if (!output_ensure_buffer(output, &output->pending)) {
return false;
}
@ -804,11 +804,16 @@ void wlr_output_rollback(struct wlr_output *output) {
output_state_clear(&output->pending);
}
void output_state_attach_buffer(struct wlr_output_state *state,
struct wlr_buffer *buffer) {
output_state_clear_buffer(state);
state->committed |= WLR_OUTPUT_STATE_BUFFER;
state->buffer = wlr_buffer_lock(buffer);
}
void wlr_output_attach_buffer(struct wlr_output *output,
struct wlr_buffer *buffer) {
output_state_clear_buffer(&output->pending);
output->pending.committed |= WLR_OUTPUT_STATE_BUFFER;
output->pending.buffer = wlr_buffer_lock(buffer);
output_state_attach_buffer(&output->pending, buffer);
}
void wlr_output_send_frame(struct wlr_output *output) {

59
types/output/render.c
View File

@ -44,9 +44,9 @@ bool wlr_output_init_render(struct wlr_output *output,
* If set to false, the swapchain's format is guaranteed to not use modifiers.
*/
static bool output_create_swapchain(struct wlr_output *output,
bool allow_modifiers) {
const struct wlr_output_state *state, bool allow_modifiers) {
int width, height;
output_pending_resolution(output, &output->pending, &width, &height);
output_pending_resolution(output, state, &width, &height);
struct wlr_allocator *allocator = output->allocator;
assert(allocator != NULL);
@ -99,10 +99,10 @@ static bool output_create_swapchain(struct wlr_output *output,
}
static bool output_attach_back_buffer(struct wlr_output *output,
int *buffer_age) {
struct wlr_output_state *state, int *buffer_age) {
assert(output->back_buffer == NULL);
if (!output_create_swapchain(output, true)) {
if (!output_create_swapchain(output, state, true)) {
return false;
}
@ -138,23 +138,29 @@ void output_clear_back_buffer(struct wlr_output *output) {
output->back_buffer = NULL;
}
bool wlr_output_attach_render(struct wlr_output *output, int *buffer_age) {
if (!output_attach_back_buffer(output, buffer_age)) {
static bool output_attach_render(struct wlr_output *output,
struct wlr_output_state *state, int *buffer_age) {
if (!output_attach_back_buffer(output, state, buffer_age)) {
return false;
}
wlr_output_attach_buffer(output, output->back_buffer);
output_state_attach_buffer(state, output->back_buffer);
return true;
}
static bool output_attach_empty_buffer(struct wlr_output *output) {
assert(!(output->pending.committed & WLR_OUTPUT_STATE_BUFFER));
bool wlr_output_attach_render(struct wlr_output *output, int *buffer_age) {
return output_attach_render(output, &output->pending, buffer_age);
}
if (!wlr_output_attach_render(output, NULL)) {
static bool output_attach_empty_buffer(struct wlr_output *output,
struct wlr_output_state *state) {
assert(!(state->committed & WLR_OUTPUT_STATE_BUFFER));
if (!output_attach_render(output, state, NULL)) {
return false;
}
int width, height;
output_pending_resolution(output, &output->pending, &width, &height);
output_pending_resolution(output, state, &width, &height);
struct wlr_renderer *renderer = output->renderer;
wlr_renderer_begin(renderer, width, height);
@ -164,42 +170,41 @@ static bool output_attach_empty_buffer(struct wlr_output *output) {
return true;
}
bool output_ensure_buffer(struct wlr_output *output) {
bool output_ensure_buffer(struct wlr_output *output,
struct wlr_output_state *state) {
// If we're lighting up an output or changing its mode, make sure to
// provide a new buffer
bool needs_new_buffer = false;
if ((output->pending.committed & WLR_OUTPUT_STATE_ENABLED) &&
output->pending.enabled) {
if ((state->committed & WLR_OUTPUT_STATE_ENABLED) && state->enabled) {
needs_new_buffer = true;
}
if (output->pending.committed & WLR_OUTPUT_STATE_MODE) {
if (state->committed & WLR_OUTPUT_STATE_MODE) {
needs_new_buffer = true;
}
if (output->pending.committed & WLR_OUTPUT_STATE_RENDER_FORMAT) {
if (state->committed & WLR_OUTPUT_STATE_RENDER_FORMAT) {
needs_new_buffer = true;
}
if (!needs_new_buffer ||
(output->pending.committed & WLR_OUTPUT_STATE_BUFFER)) {
if (!needs_new_buffer || (state->committed & WLR_OUTPUT_STATE_BUFFER)) {
return true;
}
// If the backend doesn't necessarily need a new buffer on modeset, don't
// bother allocating one.
if (!output->impl->test || output->impl->test(output, &output->pending)) {
if (!output->impl->test || output->impl->test(output, state)) {
return true;
}
wlr_log(WLR_DEBUG, "Attaching empty buffer to output for modeset");
if (!output_attach_empty_buffer(output)) {
if (!output_attach_empty_buffer(output, state)) {
goto error;
}
if (!output->impl->test || output->impl->test(output, &output->pending)) {
if (!output->impl->test || output->impl->test(output, state)) {
return true;
}
output_clear_back_buffer(output);
output->pending.committed &= ~WLR_OUTPUT_STATE_BUFFER;
state->committed &= ~WLR_OUTPUT_STATE_BUFFER;
if (output->swapchain->format->len == 0) {
return false;
@ -209,20 +214,20 @@ bool output_ensure_buffer(struct wlr_output *output) {
// modifiers to see if that makes a difference.
wlr_log(WLR_DEBUG, "Output modeset test failed, retrying without modifiers");
if (!output_create_swapchain(output, false)) {
if (!output_create_swapchain(output, state, false)) {
return false;
}
if (!output_attach_empty_buffer(output)) {
if (!output_attach_empty_buffer(output, state)) {
goto error;
}
if (!output->impl->test(output, &output->pending)) {
if (!output->impl->test(output, state)) {
goto error;
}
return true;
error:
output_clear_back_buffer(output);
output->pending.committed &= ~WLR_OUTPUT_STATE_BUFFER;
state->committed &= ~WLR_OUTPUT_STATE_BUFFER;
return false;
}
@ -291,7 +296,7 @@ uint32_t wlr_output_preferred_read_format(struct wlr_output *output) {
return DRM_FORMAT_INVALID;
}
if (!output_attach_back_buffer(output, NULL)) {
if (!output_attach_back_buffer(output, &output->pending, NULL)) {
return false;
}