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Added osg::CullSettings class as a way of collecting all the various

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settings related to the cull traversal in one place, so we can keep APIs
for settings these values more consistent.
This commit is contained in:
Robert Osfield
2004-04-30 15:35:31 +00:00
parent 7596b3b361
commit 5836d60fbd
11 changed files with 300 additions and 210 deletions
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42
include/osg/CullStack
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@@ -15,6 +15,7 @@
#define OSG_CULLSTACK 1
#include <osg/CullingSet>
#include <osg/CullSettings>
#include <osg/Viewport>
#include <osg/fast_back_stack>
@@ -22,7 +23,7 @@ namespace osg {
/** A CullStack class which accumulates the current project, modelview matrices
and the CullingSet. */
class SG_EXPORT CullStack
class SG_EXPORT CullStack : public osg::CullSettings
{
public:
@@ -34,28 +35,6 @@ class SG_EXPORT CullStack
typedef std::vector<ShadowVolumeOccluder> OccluderList;
enum CullingModeValues
{
NO_CULLING = 0x0,
VIEW_FRUSTUM_SIDES_CULLING = 0x1,
NEAR_PLANE_CULLING = 0x2,
FAR_PLANE_CULLING = 0x4,
VIEW_FRUSTUM_CULLING = VIEW_FRUSTUM_SIDES_CULLING|
NEAR_PLANE_CULLING|
FAR_PLANE_CULLING,
SMALL_FEATURE_CULLING = 0x8,
SHADOW_OCCLUSION_CULLING = 0x10,
DEFAULT_CULLING = VIEW_FRUSTUM_SIDES_CULLING|
SMALL_FEATURE_CULLING|
SHADOW_OCCLUSION_CULLING,
ENABLE_ALL_CULLING = VIEW_FRUSTUM_CULLING|
SMALL_FEATURE_CULLING|
SHADOW_OCCLUSION_CULLING
};
typedef unsigned int CullingMode;
void reset();
void setOccluderList(const ShadowVolumeOccluderList& svol) { _occluderList = svol; }
@@ -74,19 +53,6 @@ class SG_EXPORT CullStack
inline float getFrustumVolume() { if (_frustumVolume<0.0f) computeFrustumVolume(); return _frustumVolume; }
/** Sets the current CullingMode.*/
void setCullingMode(CullingMode mode) { _cullingMode = mode; }
/** Returns the current CullingMode.*/
CullingMode getCullingMode() const { return _cullingMode; }
void setLODScale(float bias) { _LODScale = bias; }
float getLODScale() const { return _LODScale; }
void setSmallFeatureCullingPixelSize(float value) { _smallFeatureCullingPixelSize=value; }
float getSmallFeatureCullingPixelSize() const { return _smallFeatureCullingPixelSize; }
/** Compute the pixel of an object at position v, with specified radius.*/
float pixelSize(const Vec3& v,float radius) const
{
@@ -179,10 +145,6 @@ class SG_EXPORT CullStack
void pushCullingSet();
void popCullingSet();
CullingMode _cullingMode;
float _LODScale;
float _smallFeatureCullingPixelSize;
// base set of shadow volume occluder to use in culling.
ShadowVolumeOccluderList _occluderList;