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Differential D12309 Diff 41057 intern/cycles/integrator/render_scheduler.h

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intern/cycles/integrator/render_scheduler.h

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#include "integrator/adaptive_sampling.h" #include "integrator/adaptive_sampling.h"
#include "integrator/denoiser.h" /* For DenoiseParams. */ #include "integrator/denoiser.h" /* For DenoiseParams. */
#include "render/buffers.h" #include "render/buffers.h"
#include "util/util_string.h" #include "util/util_string.h"
CCL_NAMESPACE_BEGIN CCL_NAMESPACE_BEGIN
class SessionParams;
class TileManager;
class RenderWork { class RenderWork {
public: public:
int resolution_divider = 1; int resolution_divider = 1;
/* Initialize render buffers. /* Initialize render buffers.
* Includes steps like zero-ing the buffer on the device, and optional reading of pixels from the * Includes steps like zero-ing the buffer on the device, and optional reading of pixels from the
* baking target. */ * baking target. */
bool init_render_buffers = false; bool init_render_buffers = false;
Show All 13 Lines struct {
/* Reset convergency flag when filtering, forcing a re-check of whether pixel did converge. */ /* Reset convergency flag when filtering, forcing a re-check of whether pixel did converge. */
bool reset = false; bool reset = false;
} adaptive_sampling; } adaptive_sampling;
struct { struct {
bool postprocess = false; bool postprocess = false;
} cryptomatte; } cryptomatte;
/* Work related on the current tile. */
struct {
/* Write render buffers of the current tile.
*
* It is up to the path trace to decide whether writing should happen via user-provided
* callback into the rendering software, or via tile manager into a partial file. */
bool write = false;
bool denoise = false;
} tile;
/* Work related on the full-frame render buffer. */
struct {
/* Write full render result.
* Implies reading the partial file from disk. */
bool write;
bool denoise = false; bool denoise = false;
} full;
/* Display which is used to visualize render result is to be updated for the new render. */ /* Display which is used to visualize render result is to be updated for the new render. */
bool update_display = false; bool update_display = false;
/* Re-balance multi-device scheduling after rendering this work. /* Re-balance multi-device scheduling after rendering this work.
* Note that the scheduler does not know anything abouce devices, so if there is only a single * Note that the scheduler does not know anything abouce devices, so if there is only a single
* device used, then it is up for the PathTracer to ignore the balancing. */ * device used, then it is up for the PathTracer to ignore the balancing. */
bool rebalance = false; bool rebalance = false;
bool write_final_result = false;
/* Conversion to bool, to simplify checks about whether there is anything to be done for this /* Conversion to bool, to simplify checks about whether there is anything to be done for this
* work. */ * work. */
inline operator bool() const inline operator bool() const
{ {
return path_trace.num_samples || adaptive_sampling.filter || denoise || update_display; return path_trace.num_samples || adaptive_sampling.filter || update_display || tile.denoise ||
tile.write || full.write || full.denoise;
} }
}; };
class RenderScheduler { class RenderScheduler {
public: public:
RenderScheduler(bool headless, bool background, int pixel_size); RenderScheduler(TileManager &tile_manager, const SessionParams &params);
/* Specify whether cryptomatte-related works are to be scheduled. */ /* Specify whether cryptomatte-related works are to be scheduled. */
void set_need_schedule_cryptomatte(bool need_schedule_cryptomatte); void set_need_schedule_cryptomatte(bool need_schedule_cryptomatte);
/* Allows to disable work re-balancing works, allowing to schedule as much to a single device /* Allows to disable work re-balancing works, allowing to schedule as much to a single device
* as possible. */ * as possible. */
void set_need_schedule_rebalance(bool need_schedule_rebalance); void set_need_schedule_rebalance(bool need_schedule_rebalance);
bool is_background() const; bool is_background() const;
void set_denoiser_params(const DenoiseParams &params); void set_denoiser_params(const DenoiseParams &params);
void set_adaptive_sampling(const AdaptiveSampling &adaptive_sampling); void set_adaptive_sampling(const AdaptiveSampling &adaptive_sampling);
bool is_adaptive_sampling_used() const;
/* Start sample for path tracing. /* Start sample for path tracing.
* The scheduler will schedule work using this sample as the first one. */ * The scheduler will schedule work using this sample as the first one. */
void set_start_sample(int start_sample); void set_start_sample(int start_sample);
int get_start_sample() const; int get_start_sample() const;
/* Number of samples to render, starting from start sample. /* Number of samples to render, starting from start sample.
* The scheduler will schedule work in the range of * The scheduler will schedule work in the range of
* [start_sample, start_sample + num_samples - 1], inclusively. */ * [start_sample, start_sample + num_samples - 1], inclusively. */
▲ Show 20 Lines • Show All 75 Lines • ▼ Show 20 Lines protected:
* *
* NOTE: Tricky bit: if the time limit was reached the done() is considered to be true, but some * NOTE: Tricky bit: if the time limit was reached the done() is considered to be true, but some
* extra work needs to be scheduled to denoise and write final result. */ * extra work needs to be scheduled to denoise and write final result. */
bool done() const; bool done() const;
/* Returns true if any work was scheduled. */ /* Returns true if any work was scheduled. */
bool set_postprocess_render_work(RenderWork *render_work); bool set_postprocess_render_work(RenderWork *render_work);
/* Set work which is to be performed after all tiles has been rendered. */
void set_full_frame_render_work(RenderWork *render_work);
/* Update start resolution divider based on the accumulated timing information, preserving nice /* Update start resolution divider based on the accumulated timing information, preserving nice
* feeling navigation feel. */ * feeling navigation feel. */
void update_start_resolution_divider(); void update_start_resolution_divider();
/* Calculate desired update interval in seconds based on the current timings and settings. /* Calculate desired update interval in seconds based on the current timings and settings.
* Will give an interval which provides good feeling updates during viewport navigation. */ * Will give an interval which provides good feeling updates during viewport navigation. */
double guess_viewport_navigation_update_interval_in_seconds() const; double guess_viewport_navigation_update_interval_in_seconds() const;
▲ Show 20 Lines • Show All 135 Lines • ▼ Show 20 Lines struct {
/* Denotes whether the latest performed rebalance work cause an actual rebalance of work across /* Denotes whether the latest performed rebalance work cause an actual rebalance of work across
* devices. */ * devices. */
bool last_rebalance_changed = false; bool last_rebalance_changed = false;
/* Threshold for adaptive sampling which will be scheduled to work when not using progressive /* Threshold for adaptive sampling which will be scheduled to work when not using progressive
* noise floor. */ * noise floor. */
float adaptive_sampling_threshold = 0.0f; float adaptive_sampling_threshold = 0.0f;
bool last_work_was_denoised = false; bool last_work_tile_was_denoised = false;
bool final_result_was_written = false; bool tile_result_was_written = false;
bool postprocess_work_scheduled = false; bool postprocess_work_scheduled = false;
bool full_frame_work_scheduled = false;
bool path_trace_finished = false; bool path_trace_finished = false;
bool time_limit_reached = false; bool time_limit_reached = false;
/* Time at which rendering started and finished. */ /* Time at which rendering started and finished. */
double start_render_time = 0.0; double start_render_time = 0.0;
double end_render_time = 0.0; double end_render_time = 0.0;
} state_; } state_;
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/* Background (offline) rendering. */ /* Background (offline) rendering. */
bool background_; bool background_;
/* Pixel size is used to force lower resolution render for final pass. Useful for retina or other /* Pixel size is used to force lower resolution render for final pass. Useful for retina or other
* types of hi-dpi displays. */ * types of hi-dpi displays. */
int pixel_size_ = 1; int pixel_size_ = 1;
TileManager &tile_manager_;
BufferParams buffer_params_; BufferParams buffer_params_;
DenoiseParams denoiser_params_; DenoiseParams denoiser_params_;
AdaptiveSampling adaptive_sampling_; AdaptiveSampling adaptive_sampling_;
/* Progressively lower adaptive sampling threshold level, keeping the image at a uniform noise /* Progressively lower adaptive sampling threshold level, keeping the image at a uniform noise
* level. */ * level. */
bool use_progressive_noise_floor_ = false; bool use_progressive_noise_floor_ = false;
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