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Diffstat (limited to 'intern/cycles/render/session.h')
-rw-r--r-- | intern/cycles/render/session.h | 152 |
1 files changed, 152 insertions, 0 deletions
diff --git a/intern/cycles/render/session.h b/intern/cycles/render/session.h new file mode 100644 index 00000000000..7b23a89afc2 --- /dev/null +++ b/intern/cycles/render/session.h @@ -0,0 +1,152 @@ +/* + * Copyright 2011, Blender Foundation. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software Foundation, + * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + */ + +#ifndef __SESSION_H__ +#define __SESSION_H__ + +#include "device.h" +#include "tile.h" + +#include "util_progress.h" +#include "util_thread.h" + +CCL_NAMESPACE_BEGIN + +class Device; +class DeviceScene; +class DisplayBuffer; +class Progress; +class RenderBuffers; +class Scene; + +/* Session Parameters */ + +class SessionParams { +public: + DeviceType device_type; + bool background; + string output_path; + + bool progressive; + int passes; + int tile_size; + int min_size; + + double cancel_timeout; + double reset_timeout; + double text_timeout; + + SessionParams() + { + device_type = DEVICE_CPU; + background = false; + output_path = ""; + + progressive = false; + passes = INT_MAX; + tile_size = 64; + min_size = 64; + + cancel_timeout = 0.1; + reset_timeout = 0.1; + text_timeout = 1.0; + } + + bool modified(const SessionParams& params) + { return !(device_type == params.device_type + && background == params.background + && output_path == params.output_path + /* && passes == params.passes */ + && progressive == params.progressive + && tile_size == params.tile_size + && min_size == params.min_size + && cancel_timeout == params.cancel_timeout + && reset_timeout == params.reset_timeout + && text_timeout == params.text_timeout); } + +}; + +/* Session + * + * This is the class that contains the session thread, running the render + * control loop and dispatching tasks. */ + +class Session { +public: + Device *device; + Scene *scene; + RenderBuffers *buffers; + DisplayBuffer *display; + Progress progress; + SessionParams params; + int pass; + + Session(const SessionParams& params); + ~Session(); + + void start(); + bool draw(int w, int h); + void wait(); + + bool ready_to_reset(); + void reset(int w, int h); + +protected: + struct DelayedReset { + thread_mutex mutex; + bool do_reset; + int w, h; + } delayed_reset; + + void run(); + + void update_scene(); + void update_status_time(); + + void tonemap(); + void path_trace(Tile& tile); + void reset_(int w, int h); + + void run_cpu(); + bool draw_cpu(int w, int h); + void reset_cpu(int w, int h); + + void run_gpu(); + bool draw_gpu(int w, int h); + void reset_gpu(int w, int h); + + TileManager tile_manager; + bool device_use_gl; + + thread *session_thread; + + volatile bool display_outdated; + + volatile bool gpu_draw_ready; + volatile bool gpu_need_tonemap; + thread_condition_variable gpu_need_tonemap_cond; + + double start_time; + double reset_time; + double preview_time; +}; + +CCL_NAMESPACE_END + +#endif /* __SESSION_H__ */ + |