[Bf-blender-cvs] SVN commit: /data/svn/bf-blender [47915] trunk/blender/source/blender/ compositor: scale node for new compositor now supports framing option.
Campbell Barton
ideasman42 at gmail.com
Thu Jun 14 20:55:41 CEST 2012
Revision: 47915
http://projects.blender.org/scm/viewvc.php?view=rev&root=bf-blender&revision=47915
Author: campbellbarton
Date: 2012-06-14 18:55:35 +0000 (Thu, 14 Jun 2012)
Log Message:
-----------
scale node for new compositor now supports framing option.
Modified Paths:
--------------
trunk/blender/source/blender/compositor/nodes/COM_ScaleNode.cpp
trunk/blender/source/blender/compositor/operations/COM_ScaleOperation.cpp
trunk/blender/source/blender/compositor/operations/COM_ScaleOperation.h
Modified: trunk/blender/source/blender/compositor/nodes/COM_ScaleNode.cpp
===================================================================
--- trunk/blender/source/blender/compositor/nodes/COM_ScaleNode.cpp 2012-06-14 18:29:29 UTC (rev 47914)
+++ trunk/blender/source/blender/compositor/nodes/COM_ScaleNode.cpp 2012-06-14 18:55:35 UTC (rev 47915)
@@ -65,6 +65,8 @@
case CMP_SCALE_RENDERPERCENT: {
const RenderData *data = &context->getScene()->r;
ScaleFixedSizeOperation *operation = new ScaleFixedSizeOperation();
+ operation->setIsAspect((bnode->custom2 & CMP_SCALE_RENDERSIZE_FRAME_ASPECT) != 0);
+ operation->setIsCrop((bnode->custom2 & CMP_SCALE_RENDERSIZE_FRAME_CROP) != 0);
operation->setNewWidth(data->xsch * data->size / 100.0f);
operation->setNewHeight(data->ysch * data->size / 100.0f);
inputSocket->relinkConnections(operation->getInputSocket(0), 0, graph);
Modified: trunk/blender/source/blender/compositor/operations/COM_ScaleOperation.cpp
===================================================================
--- trunk/blender/source/blender/compositor/operations/COM_ScaleOperation.cpp 2012-06-14 18:29:29 UTC (rev 47914)
+++ trunk/blender/source/blender/compositor/operations/COM_ScaleOperation.cpp 2012-06-14 18:55:35 UTC (rev 47915)
@@ -190,6 +190,38 @@
this->inputOperation = this->getInputSocketReader(0);
this->relX = inputOperation->getWidth() / (float)this->newWidth;
this->relY = inputOperation->getHeight() / (float)this->newHeight;
+
+ if (this->is_aspect) {
+ /* apply aspect from clip */
+ const float w_src = inputOperation->getWidth();
+ const float h_src = inputOperation->getHeight();
+
+ /* destination aspect is already applied from the camera frame */
+ const float w_dst = this->newWidth;
+ const float h_dst = this->newHeight;
+
+ const float asp_src = w_src / h_src;
+ const float asp_dst = w_dst / h_dst;
+
+ this->offsetX = 0.0f;
+ this->offsetY = 0.0f;
+
+ if (fabsf(asp_src - asp_dst) >= FLT_EPSILON) {
+ if ((asp_src > asp_dst) == (this->is_crop == true)) {
+ /* fit X */
+ const float div = asp_src / asp_dst;
+ this->relX /= div;
+ this->offsetX = ((w_src - (w_src * div)) / (w_src / w_dst)) / 2.0f;
+ }
+ else {
+ /* fit Y */
+ const float div = asp_dst / asp_src;
+ this->relY /= div;
+ this->offsetY = ((h_src - (h_src * div)) / (h_src / h_dst)) / 2.0f;
+ }
+ }
+
+ }
}
void ScaleFixedSizeOperation::deinitExecution()
@@ -204,7 +236,14 @@
sampler = COM_PS_BICUBIC;
#endif
- this->inputOperation->read(color, x * relX, y * relY, sampler, inputBuffers);
+ if (this->is_aspect) {
+ float nx = ((x - this->offsetX) * relX);
+ float ny = ((y - this->offsetY) * relY);
+ this->inputOperation->read(color, nx, ny, sampler, inputBuffers);
+ }
+ else {
+ this->inputOperation->read(color, x * relX, y * relY, sampler, inputBuffers);
+ }
}
bool ScaleFixedSizeOperation::determineDependingAreaOfInterest(rcti *input, ReadBufferOperation *readOperation, rcti *output)
Modified: trunk/blender/source/blender/compositor/operations/COM_ScaleOperation.h
===================================================================
--- trunk/blender/source/blender/compositor/operations/COM_ScaleOperation.h 2012-06-14 18:29:29 UTC (rev 47914)
+++ trunk/blender/source/blender/compositor/operations/COM_ScaleOperation.h 2012-06-14 18:55:35 UTC (rev 47915)
@@ -63,6 +63,12 @@
int newHeight;
float relX;
float relY;
+
+ /* center is only used for aspect correction */
+ float offsetX;
+ float offsetY;
+ bool is_aspect;
+ bool is_crop;
public:
ScaleFixedSizeOperation();
bool determineDependingAreaOfInterest(rcti *input, ReadBufferOperation *readOperation, rcti *output);
@@ -73,6 +79,8 @@
void deinitExecution();
void setNewWidth(int width) { this->newWidth = width; }
void setNewHeight(int height) { this->newHeight = height; }
+ void setIsAspect(int is_aspect) { this->is_aspect = is_aspect; }
+ void setIsCrop(int is_crop) { this->is_crop = is_crop; }
};
#endif
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