updated render settings to support recent changes.

options like saveBuffers are available from Python and threads can be set from 1 to 8
usefull for python based renderfarms.

release/scripts/bpymodules/BPyRender.py

@@ -181,7 +181,7 @@ def imageFromObjectsOrtho(objects, path, width, height, smooth, alpha= True, cam
 	
 	Blender.Window.RedrawAll()
 	
-	render_context.threads= True # good for dual core cpu's
+	render_context.threads= 2 # good for dual core cpu's
 	render_context.render()
 	render_context.saveRenderedImage(path)
 	Render.CloseRenderWindow()

source/blender/python/api2_2x/doc/Render.py

@@ -54,7 +54,7 @@ boolean attributes.
   - MBLUR: Motion blur enabled
   - UNIFIED: Unified Renderer enabled
   - RAYTRACING: Ray tracing enabled
-  - THREADS: Render in two threads enabled
+  - THREADS: Render in two threads enabled (Deprecated, use L{RenderData.threads})
 
 @type SceModes: readonly dictionary
 @var SceModes: Constant dict used for with L{RenderData.sceneMode} bitfield attribute.  
@@ -62,6 +62,8 @@ Values can be ORed together.  Individual bits can also be set/cleared with
 boolean attributes.
   - SEQUENCER: Enables sequencer output rendering.
   - EXTENSION: Adds extensions to the output when rendering animations.
+  - SAVE_BUFFERS: Save render tiles to disk to save memory.
+  - FREE_IMAGES: Free images used by textures after each render.
 
 @type FramingModes: readonly dictionary
 @var FramingModes: Constant dict used for with L{RenderData.gameFrame}
@@ -215,9 +217,8 @@ class RenderData:
   Valid values are 0 (display in image editor view), 1 (display in render
   window), or 2 (display full screen).
   @type displayMode: int
-  @ivar threads: Render in two threads enabled. 
+  @ivar threads: Number of threads to render, clamed [1-8]
-  Also see B{THREADS} in L{Modes} constant dict.
+  @type threads: int 
-  @type threads: boolean
   @ivar backbufPath: Path to a background image (setting loads image).
   @type backbufPath: string
   @ivar toonShading: Toon edge shading enabled. 
@@ -229,18 +230,33 @@ class RenderData:
   @ivar gameFrameColor: RGB color triplet for bars.  
   Values are clamped in the range [0.0,1.0].
   @type gameFrameColor: list of RGB 3 floats
-  @ivar extensions: Add extensions to output (when rendering animations).
+  @ivar saveBuffers: Save tiles for all renderlayers to disk saving memory.
-  Also see B{EXTENSION} in L{SceModes} constant dict.
+  Also see B{SAVE_BUFFERS} in L{SceModes} constant dict.
-  @type extensions: boolean
+  @type saveBuffers: boolean
   @ivar sizeY: Image height (in pixels).
   Values are clamped to the range [4,10000].
   @type sizeY: int
   @ivar renderer: Rendering engine choice.  
   Valid values are 0 (internal) or 1 (Yafray).
   @type renderer: int
+  
   @ivar sequencer: Enables sequencer output rendering.
   Also see B{SEQUENCER} in L{SceModes} constant dict.
   @type sequencer: boolean
+  @ivar extensions: Add extensions to output (when rendering animations).
+  Also see B{EXTENSION} in L{SceModes} constant dict.
+  @type extensions: boolean
+  @ivar compositor: 'Do Compositor' enabled.
+  @type compositor: boolean
+  @ivar freeImages: 'Do Compositor' enabled.
+  @type freeImages: boolean
+  @ivar singleLayer: Only render the active layer.
+  @type singleLayer: boolean
+  @ivar saveBuffers: Save render buffers to disk while rendering, saves memory.
+  @type saveBuffers: boolean
+  @ivar compositeFree: Free nodes that are not used while composite.
+  @type compositeFree: boolean
+  
   @ivar panorama: Panorama rendering enabled. 
   Also see B{PANORAMA} in L{Modes} constant dict.
   @type panorama: boolean

source/blender/python/api2_2x/sceneRender.c

@@ -540,12 +540,6 @@ PyObject *RenderData_EnableBackbuf( BPy_RenderData * self, PyObject * args )
 					&self->renderContext->bufflag );
 }
 
-PyObject *RenderData_EnableThreads( BPy_RenderData * self, PyObject * args )
-{
-	return M_Render_BitToggleInt( args, R_THREADS,
-					&self->renderContext->mode );
-}
-
 PyObject *RenderData_EnableExtensions( BPy_RenderData * self, PyObject * args )
 {
 	return M_Render_BitToggleShort( args, R_EXTENSION,
@@ -1968,6 +1962,28 @@ static int RenderData_setSet( BPy_RenderData *self, PyObject *value )
 	return 0;
 }
 
+
+PyObject *RenderData_getThreads( BPy_RenderData * self )
+{
+	return PyInt_FromLong( (long) self->renderContext->threads );
+}
+
+static int RenderData_setThreads( BPy_RenderData *self, PyObject *value )
+{
+	int threads;
+
+	if( !PyInt_CheckExact( value ) )
+		return EXPP_ReturnIntError( PyExc_TypeError, "Error, threads must be an int" );
+
+	threads = PyInt_AsLong( value );
+	if (threads<1) threads = 1;
+	else if (threads>8) threads = 8;
+	
+	self->renderContext->threads = (short)threads;
+	EXPP_allqueue( REDRAWBUTSSCENE, 0 );
+	return 0;
+}
+
 /***************************************************************************/
 /* BPy_RenderData attribute def                                            */
 /***************************************************************************/
@@ -2032,24 +2048,47 @@ static PyGetSetDef BPy_RenderData_getseters[] = {
 	 (void *)R_RAYTRACE},
 /* R_GAUSS unused */
 /* R_FBUF unused */
+/* R_THREADS unused */
 	{"threads",
-	 (getter)RenderData_getModeBit, (setter)RenderData_setModeBit,
+	 (getter)RenderData_getThreads, (setter)RenderData_setThreads,
-	 "Render in two threads enabled",
+	 "Number of threads used to render",
-	 (void *)R_THREADS},
+	 NULL},
 /* R_SPEED unused */
 	{"mode",
 	 (getter)RenderData_getMode, (setter)RenderData_setMode,
 	 "Mode bitfield",
 	 NULL},
 
-	{"extensions",
+	/* scene modes */
-     (getter)RenderData_getSceModeBits, (setter)RenderData_setSceModeBits,
-     "Add extensions to output (when rendering animations) enabled",
-     (void *)R_EXTENSION},
 	{"sequencer",
      (getter)RenderData_getSceModeBits, (setter)RenderData_setSceModeBits,
      "'Do Sequence' enabled",
      (void *)R_DOSEQ},
+	{"extensions",
+     (getter)RenderData_getSceModeBits, (setter)RenderData_setSceModeBits,
+     "Add extensions to output (when rendering animations) enabled",
+     (void *)R_EXTENSION},
+	{"compositor",
+     (getter)RenderData_getSceModeBits, (setter)RenderData_setSceModeBits,
+     "'Do Compositor' enabled.",
+     (void *)R_DOCOMP},
+	{"freeImages",
+     (getter)RenderData_getSceModeBits, (setter)RenderData_setSceModeBits,
+     "Free texture images after render.",
+     (void *)R_FREE_IMAGE},
+	{"singleLayer",
+     (getter)RenderData_getSceModeBits, (setter)RenderData_setSceModeBits,
+     "Only render the active layer.",
+     (void *)R_SINGLE_LAYER},
+	{"saveBuffers",
+     (getter)RenderData_getSceModeBits, (setter)RenderData_setSceModeBits,
+     "Save render buffers to disk while rendering, saves memory.",
+     (void *)R_EXR_TILE_FILE},
+	{"compositeFree",
+     (getter)RenderData_getSceModeBits, (setter)RenderData_setSceModeBits,
+     "Free nodes that are not used while composite.",
+     (void *)R_COMP_FREE},
+
 	{"sceneMode",
      (getter)RenderData_getSceMode, (setter)RenderData_setSceMode,
      "Scene mode bitfield",
@@ -2213,9 +2252,6 @@ static PyMethodDef BPy_RenderData_methods[] = {
 	{"enableBackbuf", ( PyCFunction ) RenderData_EnableBackbuf,
 	 METH_VARARGS,
 	 "(bool) - enable/disable the backbuf image"},
-	{"enableThreads", ( PyCFunction ) RenderData_EnableThreads,
-	 METH_VARARGS,
-	 "(bool) - enable/disable threaded rendering"},
 	{"setFtypePath", ( PyCFunction ) RenderData_SetFtypePath, METH_VARARGS,
 	 "(string) - get/set the path to output the Ftype file"},
 	{"getFtypePath", ( PyCFunction ) RenderData_getFtypePath, METH_NOARGS,