Revision: 17761
http://projects.blender.org/plugins/scmsvn/viewcvs.php?view=rev&root=bf-blender&revision=17761
Author: ben2610
Date: 2008-12-09 15:16:10 +0100 (Tue, 09 Dec 2008)
Log Message:
-----------
ImageMirror: add clip attribute to limit clipping distance of mirror rendering
Modified Paths:
--------------
trunk/blender/source/gameengine/VideoTexture/ImageRender.cpp
trunk/blender/source/gameengine/VideoTexture/ImageRender.h
Modified: trunk/blender/source/gameengine/VideoTexture/ImageRender.cpp
===================================================================
--- trunk/blender/source/gameengine/VideoTexture/ImageRender.cpp
2008-12-09 11:29:40 UTC (rev 17760)
+++ trunk/blender/source/gameengine/VideoTexture/ImageRender.cpp
2008-12-09 14:16:10 UTC (rev 17761)
@@ -61,7 +61,8 @@
m_camera(camera),
m_owncamera(false),
m_observer(NULL),
- m_mirror(NULL)
+ m_mirror(NULL),
+ m_clip(100.f)
{
// initialize background colour
setBackground(0, 0, 255, 255);
@@ -178,7 +179,7 @@
frustrum.y1 = mirrorOffset[1]-height;
frustrum.y2 = mirrorOffset[1]+height;
frustrum.camnear = -mirrorOffset[2];
- frustrum.camfar = -mirrorOffset[2]+100.f;
+ frustrum.camfar = -mirrorOffset[2]+m_clip;
}
const float ortho = 100.0;
const RAS_IRasterizer::StereoMode stereomode =
m_rasterizer->GetStereoMode();
@@ -479,13 +480,56 @@
return 0;
}
+// get background color
+PyObject * getClip (PyImage * self, void * closure)
+{
+ return PyFloat_FromDouble(getImageRender(self)->getClip());
+}
+
+// set clip
+static int setClip (PyImage * self, PyObject * value, void * closure)
+{
+ // check validity of parameter
+ double clip;
+ if (value == NULL || !PyFloat_Check(value) || (clip =
PyFloat_AsDouble(value)) < 0.01 || clip > 5000.0)
+ {
+ PyErr_SetString(PyExc_TypeError, "The value must be an float
between 0.01 and 5000");
+ return -1;
+ }
+ // set background color
+ getImageRender(self)->setClip(float(clip));
+ // success
+ return 0;
+}
+
+// attributes structure
+static PyGetSetDef imageMirrorGetSets[] =
+{
+ {(char*)"clip", (getter)getClip, (setter)setClip, (char*)"clipping
distance", NULL},
+ // attribute from ImageRender
+ {(char*)"background", (getter)getBackground, (setter)setBackground,
(char*)"background color", NULL},
+ // attribute from ImageViewport
+ {(char*)"capsize", (getter)ImageViewport_getCaptureSize,
(setter)ImageViewport_setCaptureSize, (char*)"size of render area", NULL},
+ {(char*)"alpha", (getter)ImageViewport_getAlpha,
(setter)ImageViewport_setAlpha, (char*)"use alpha in texture", NULL},
+ {(char*)"whole", (getter)ImageViewport_getWhole,
(setter)ImageViewport_setWhole, (char*)"use whole viewport to render", NULL},
+ // attributes from ImageBase class
+ {(char*)"image", (getter)Image_getImage, NULL, (char*)"image data",
NULL},
+ {(char*)"size", (getter)Image_getSize, NULL, (char*)"image size", NULL},
+ {(char*)"scale", (getter)Image_getScale, (setter)Image_setScale,
(char*)"fast scale of image (near neighbour)", NULL},
+ {(char*)"flip", (getter)Image_getFlip, (setter)Image_setFlip,
(char*)"flip image vertically", NULL},
+ {(char*)"filter", (getter)Image_getFilter, (setter)Image_setFilter,
(char*)"pixel filter", NULL},
+ {NULL}
+};
+
+
// constructor
ImageRender::ImageRender (KX_Scene * scene, KX_GameObject * observer,
KX_GameObject * mirror, RAS_IPolyMaterial * mat) :
ImageViewport(),
m_render(false),
m_scene(scene),
m_observer(observer),
- m_mirror(mirror)
+ m_mirror(mirror),
+ m_clip(100.f)
{
// this constructor is used for automatic planar mirror
// create a camera, take all data by default, in any case we will
recompute the frustrum on each frame
@@ -670,7 +714,7 @@
0, /* tp_iternext */
imageRenderMethods, /* tp_methods */
0, /* tp_members */
- imageRenderGetSets, /* tp_getset */
+ imageMirrorGetSets, /* tp_getset */
0, /* tp_base */
0, /* tp_dict */
0, /* tp_descr_get */
Modified: trunk/blender/source/gameengine/VideoTexture/ImageRender.h
===================================================================
--- trunk/blender/source/gameengine/VideoTexture/ImageRender.h 2008-12-09
11:29:40 UTC (rev 17760)
+++ trunk/blender/source/gameengine/VideoTexture/ImageRender.h 2008-12-09
14:16:10 UTC (rev 17761)
@@ -52,6 +52,11 @@
/// set background color
void setBackground (int red, int green, int blue, int alpha);
+ /// clipping distance
+ float getClip (void) { return m_clip; }
+ /// set whole buffer use
+ void setClip (float clip) { m_clip = clip; }
+
protected:
/// true if ready to render
bool m_render;
@@ -64,6 +69,7 @@
/// for mirror operation
KX_GameObject * m_observer;
KX_GameObject * m_mirror;
+ float m_clip; // clipping
distance
float m_mirrorHalfWidth; // mirror width in mirror space
float m_mirrorHalfHeight; // mirror height in mirror space
MT_Point3 m_mirrorPos; // mirror center position in local
space
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