[Bf-blender-cvs] SVN commit: /data/svn/bf-blender [39778] branches/cycles/intern/cycles: Cycles: pause button to interrupt viewport renders, in the 3d view header.

Brecht Van Lommel brechtvanlommel at pandora.be
Mon Aug 29 18:54:15 CEST 2011


Revision: 39778
          http://projects.blender.org/scm/viewvc.php?view=rev&root=bf-blender&revision=39778
Author:   blendix
Date:     2011-08-29 16:54:13 +0000 (Mon, 29 Aug 2011)
Log Message:
-----------
Cycles: pause button to interrupt viewport renders, in the 3d view header.

Modified Paths:
--------------
    branches/cycles/intern/cycles/blender/addon/properties.py
    branches/cycles/intern/cycles/blender/addon/ui.py
    branches/cycles/intern/cycles/blender/blender_session.cpp
    branches/cycles/intern/cycles/blender/blender_sync.cpp
    branches/cycles/intern/cycles/blender/blender_sync.h
    branches/cycles/intern/cycles/render/scene.cpp
    branches/cycles/intern/cycles/render/session.cpp
    branches/cycles/intern/cycles/render/session.h

Modified: branches/cycles/intern/cycles/blender/addon/properties.py
===================================================================
--- branches/cycles/intern/cycles/blender/addon/properties.py	2011-08-29 16:07:44 UTC (rev 39777)
+++ branches/cycles/intern/cycles/blender/addon/properties.py	2011-08-29 16:54:13 UTC (rev 39778)
@@ -36,6 +36,9 @@
             default=10, min=1, max=2147483647)
         cls.preview_passes = IntProperty(name="Preview Passes", description="Number of passes to render in the viewport, unlimited if 0",
             default=0, min=0, max=2147483647)
+        cls.preview_pause = BoolProperty(name="Pause Preview", description="Pause all viewport preview renders",
+            default=False)
+
         cls.min_bounces = IntProperty(name="Min Bounces", description="Minimum number of bounces",
             default=3, min=0, max=1024)
         cls.max_bounces = IntProperty(name="Max Bounces", description="Maximum number of bounces",

Modified: branches/cycles/intern/cycles/blender/addon/ui.py
===================================================================
--- branches/cycles/intern/cycles/blender/addon/ui.py	2011-08-29 16:07:44 UTC (rev 39777)
+++ branches/cycles/intern/cycles/blender/addon/ui.py	2011-08-29 16:54:13 UTC (rev 39778)
@@ -473,6 +473,17 @@
         if cscene.device == 'CPU' and engine.with_osl():
             layout.prop(cscene, "shading_system")
 
+def draw_pause(self, context):
+    layout = self.layout
+    scene = context.scene
+
+    if scene.render.engine == "CYCLES":
+        view = context.space_data
+
+        if view.viewport_shade == "RENDERED":
+            cscene = scene.cycles
+            layout.prop(cscene, "preview_pause", icon="PAUSE", text="")
+
 def get_panels():
     return [
         bpy.types.RENDER_PT_render,
@@ -514,12 +525,14 @@
 
 def register():
     bpy.types.RENDER_PT_render.append(draw_device)
+    bpy.types.VIEW3D_HT_header.append(draw_pause)
 
     for panel in get_panels():
         panel.COMPAT_ENGINES.add('CYCLES')
     
 def unregister():
     bpy.types.RENDER_PT_render.remove(draw_device)
+    bpy.types.VIEW3D_HT_header.remove(draw_pause)
 
     for panel in get_panels():
         panel.COMPAT_ENGINES.remove('CYCLES')

Modified: branches/cycles/intern/cycles/blender/blender_session.cpp
===================================================================
--- branches/cycles/intern/cycles/blender/blender_session.cpp	2011-08-29 16:07:44 UTC (rev 39777)
+++ branches/cycles/intern/cycles/blender/blender_session.cpp	2011-08-29 16:54:13 UTC (rev 39778)
@@ -93,6 +93,7 @@
 	session->scene = scene;
 	session->progress.set_update_callback(function_bind(&BlenderSession::tag_redraw, this));
 	session->progress.set_cancel_callback(function_bind(&BlenderSession::test_cancel, this));
+	session->set_pause(BlenderSync::get_session_pause(b_scene, background));
 
 	/* start rendering */
 	session->reset(width, height, session_params.passes);
@@ -159,6 +160,7 @@
 
 	/* increase passes, but never decrease */
 	session->set_passes(session_params.passes);
+	session->set_pause(BlenderSync::get_session_pause(b_scene, background));
 
 	/* copy recalc flags, outside of mutex so we can decide to do the real
 	   synchronization at a later time to not block on running updates */
@@ -178,12 +180,12 @@
 	else
 		sync->sync_camera(width, height);
 
+	/* unlock */
+	session->scene->mutex.unlock();
+
 	/* reset if needed */
 	if(scene->need_reset())
 		session->reset(width, height, session_params.passes);
-
-	/* unlock */
-	session->scene->mutex.unlock();
 }
 
 bool BlenderSession::draw(int w, int h)

Modified: branches/cycles/intern/cycles/blender/blender_sync.cpp
===================================================================
--- branches/cycles/intern/cycles/blender/blender_sync.cpp	2011-08-29 16:07:44 UTC (rev 39777)
+++ branches/cycles/intern/cycles/blender/blender_sync.cpp	2011-08-29 16:54:13 UTC (rev 39778)
@@ -185,6 +185,12 @@
 
 /* Session Parameters */
 
+bool BlenderSync::get_session_pause(BL::Scene b_scene, bool background)
+{
+	PointerRNA cscene = RNA_pointer_get(&b_scene.ptr, "cycles");
+	return (background)? false: get_boolean(cscene, "preview_pause");
+}
+
 SessionParams BlenderSync::get_session_params(BL::Scene b_scene, bool background)
 {
 	SessionParams params;

Modified: branches/cycles/intern/cycles/blender/blender_sync.h
===================================================================
--- branches/cycles/intern/cycles/blender/blender_sync.h	2011-08-29 16:07:44 UTC (rev 39777)
+++ branches/cycles/intern/cycles/blender/blender_sync.h	2011-08-29 16:54:13 UTC (rev 39778)
@@ -61,6 +61,7 @@
 	/* get parameters */
 	static SceneParams get_scene_params(BL::Scene b_scene);
 	static SessionParams get_session_params(BL::Scene b_scene, bool background);
+	static bool get_session_pause(BL::Scene b_scene, bool background);
 
 private:
 	/* sync */

Modified: branches/cycles/intern/cycles/render/scene.cpp
===================================================================
--- branches/cycles/intern/cycles/render/scene.cpp	2011-08-29 16:07:44 UTC (rev 39777)
+++ branches/cycles/intern/cycles/render/scene.cpp	2011-08-29 16:54:13 UTC (rev 39778)
@@ -57,31 +57,31 @@
 
 Scene::~Scene()
 {
-	camera->device_free(device, &dscene);
+	if(device) camera->device_free(device, &dscene);
 	delete camera;
 
-	filter->device_free(device, &dscene);
+	if(device) filter->device_free(device, &dscene);
 	delete filter;
 
-	film->device_free(device, &dscene);
+	if(device) film->device_free(device, &dscene);
 	delete film;
 
-	background->device_free(device, &dscene);
+	if(device) background->device_free(device, &dscene);
 	delete background;
 
-	mesh_manager->device_free(device, &dscene);
+	if(device) mesh_manager->device_free(device, &dscene);
 	delete mesh_manager;
 
-	object_manager->device_free(device, &dscene);
+	if(device) object_manager->device_free(device, &dscene);
 	delete object_manager;
 
-	integrator->device_free(device, &dscene);
+	if(device) integrator->device_free(device, &dscene);
 	delete integrator;
 
-	shader_manager->device_free(device, &dscene);
+	if(device) shader_manager->device_free(device, &dscene);
 	delete shader_manager;
 
-	light_manager->device_free(device, &dscene);
+	if(device) light_manager->device_free(device, &dscene);
 	delete light_manager;
 
 	foreach(Shader *s, shaders)
@@ -93,7 +93,7 @@
 	foreach(Light *l, lights)
 		delete l;
 
-	image_manager->device_free(device, &dscene);
+	if(device) image_manager->device_free(device, &dscene);
 	delete image_manager;
 }
 

Modified: branches/cycles/intern/cycles/render/session.cpp
===================================================================
--- branches/cycles/intern/cycles/render/session.cpp	2011-08-29 16:07:44 UTC (rev 39777)
+++ branches/cycles/intern/cycles/render/session.cpp	2011-08-29 16:54:13 UTC (rev 39778)
@@ -47,6 +47,7 @@
 	start_time = 0.0;
 	reset_time = 0.0;
 	preview_time = 0.0;
+	paused_time = 0.0;
 	pass = 0;
 
 	delayed_reset.do_reset = false;
@@ -64,9 +65,16 @@
 {
 	if(session_thread) {
 		progress.set_cancel("Exiting");
+
 		gpu_need_tonemap = false;
 		gpu_need_tonemap_cond.notify_all();
-		set_pause(false);
+
+		{
+			thread_scoped_lock pause_lock(pause_mutex);
+			pause = false;
+		}
+		pause_cond.notify_all();
+
 		wait();
 	}
 
@@ -152,41 +160,55 @@
 {
 	start_time = time_dt();
 	reset_time = time_dt();
+	paused_time = 0.0;
 
 	while(!progress.get_cancel()) {
 		/* advance to next tile */
-		bool done = !tile_manager.next();
+		bool no_tiles = !tile_manager.next();
 
-		/* any work left? */
-		if(done) {
-			/* if in background mode, we can stop immediately */
-			if(params.background) {
+		if(params.background) {
+			/* if no work left and in background mode, we can stop immediately */
+			if(no_tiles)
 				break;
-			}
-			else {
-				/* in interactive mode, we wait until woken up */
-				thread_scoped_lock pause_lock(pause_mutex);
-				pause_cond.wait(pause_lock);
-			}
 		}
 		else {
-			/* test for pause and wait until woken up */
+			/* if in interactive mode, and we are either paused or done for now,
+			   wait for pause condition notify to wake up again */
 			thread_scoped_lock pause_lock(pause_mutex);
-			while(pause)
-				pause_cond.wait(pause_lock);
+
+			if(pause || no_tiles) {
+				update_status_time(pause, no_tiles);
+
+				while(1) {
+					double pause_start = time_dt();
+					pause_cond.wait(pause_lock);
+					paused_time += time_dt() - pause_start;
+
+					update_status_time(pause, no_tiles);
+					progress.set_update();
+
+					if(!pause)
+						break;
+				}
+			}
+
+			if(progress.get_cancel())
+				break;
 		}
 
-		{
+		if(!no_tiles) {
+			/* update scene */
+			update_scene();
+			if(progress.get_cancel())
+				break;
+		}
+
+		if(!no_tiles) {
 			/* buffers mutex is locked entirely while rendering each
 			   pass, and released/reacquired on each iteration to allow
 			   reset and draw in between */
 			thread_scoped_lock buffers_lock(buffers->mutex);
 
-			/* update scene */
-			update_scene();
-			if(progress.get_cancel())
-				break;
-
 			/* update status and timing */
 			update_status_time();
 
@@ -276,29 +298,40 @@
 
 	while(!progress.get_cancel()) {
 		/* advance to next tile */
-		bool done = !tile_manager.next();
+		bool no_tiles = !tile_manager.next();
 		bool need_tonemap = false;
 
-		/* any work left? */
-		if(done) {
-			/* if in background mode, we can stop immediately */
-			if(params.background) {
+		if(params.background) {
+			/* if no work left and in background mode, we can stop immediately */
+			if(no_tiles)
 				break;
-			}
-			else {
-				/* in interactive mode, we wait until woken up */
-				thread_scoped_lock pause_lock(pause_mutex);
-				pause_cond.wait(pause_lock);
-			}
 		}
 		else {
-			/* test for pause and wait until woken up */
+			/* if in interactive mode, and we are either paused or done for now,
+			   wait for pause condition notify to wake up again */
 			thread_scoped_lock pause_lock(pause_mutex);
-			while(pause)
-				pause_cond.wait(pause_lock);
+
+			if(pause || no_tiles) {
+				update_status_time(pause, no_tiles);
+
+				while(1) {
+					double pause_start = time_dt();
+					pause_cond.wait(pause_lock);
+					paused_time += time_dt() - pause_start;
+
+					update_status_time(pause, no_tiles);
+					progress.set_update();
+
+					if(!pause)
+						break;
+				}
+			}
+
+			if(progress.get_cancel())
+				break;
 		}
 
-		if(!done) {
+		if(!no_tiles) {
 			/* buffers mutex is locked entirely while rendering each

@@ Diff output truncated at 10240 characters. @@



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