105 lines
4.8 KiB
C++
105 lines
4.8 KiB
C++
/**************************************************************************************/
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/* */
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/* Visualization Library */
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/* http://visualizationlibrary.org */
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/* */
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/* Copyright (c) 2005-2020, Michele Bosi */
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/* All rights reserved. */
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/* */
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/* Redistribution and use in source and binary forms, with or without modification, */
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/* are permitted provided that the following conditions are met: */
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/* */
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/* - Redistributions of source code must retain the above copyright notice, this */
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/* list of conditions and the following disclaimer. */
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/* */
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/* - Redistributions in binary form must reproduce the above copyright notice, this */
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/* list of conditions and the following disclaimer in the documentation and/or */
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/* other materials provided with the distribution. */
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/* */
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/* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND */
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/* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED */
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/* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE */
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/* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR */
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/* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES */
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/* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; */
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/* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON */
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/* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT */
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/* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS */
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/* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */
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/* */
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/**************************************************************************************/
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#ifndef ClipPlane_INCLUDE_ONCE
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#define ClipPlane_INCLUDE_ONCE
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#include <vlCore/Plane.hpp>
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#include <vlGraphics/Camera.hpp>
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#include <vlGraphics/RenderState.hpp>
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namespace vl
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{
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//-----------------------------------------------------------------------------
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// ClipPlane
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//-----------------------------------------------------------------------------
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/**
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* Wraps the OpenGL function glClipPlane(). See also http://www.opengl.org/sdk/docs/man/xhtml/glClipPlane.xml
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*
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* \sa Shader, Effect, Actor
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*/
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class VLGRAPHICS_EXPORT ClipPlane: public RenderStateIndexed
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{
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VL_INSTRUMENT_CLASS(vl::ClipPlane, RenderStateIndexed)
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public:
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/** Constructor. */
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ClipPlane(real o=0.0f, vec3 n=vec3(0,0,0));
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/** Constructor. */
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ClipPlane(const vec3& o, const vec3& n);
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/** Returns RS_ClipPlane0 */
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virtual ERenderState type() const { return RS_ClipPlane; }
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/** Applies the light render states. */
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virtual void apply(int index, const Camera* camera, OpenGLContext*) const;
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/** Attach the light to a vl::Transform. */
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void bindTransform(Transform* transform) { mBoundTransform = transform; }
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/** Returns the vl::Transform to which the Light is attached. */
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Transform* boundTransform() { return mBoundTransform.get(); }
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/** Returns the vl::Transform to which the Light is attached. */
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const Transform* boundTransform() const { return mBoundTransform.get(); }
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/** Returns the actual plane used to perform the clipping. */
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const Plane& plane() const { return mPlane; }
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/** Returns the actual plane used to perform the clipping. */
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Plane& plane() { return mPlane; }
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/** Defines the actual plane used to perform the clipping. */
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void setPlane(const Plane& plane) { mPlane = plane; }
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virtual ref<RenderState> clone() const
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{
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ref<ClipPlane> rs = new ClipPlane;
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*rs = *this;
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return rs;
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}
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void setEnabled(bool enabled) { mEnabled = enabled; }
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bool enabled() const { return mEnabled; }
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protected:
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ref<Transform> mBoundTransform;
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Plane mPlane;
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bool mEnabled;
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};
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//-----------------------------------------------------------------------------
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}
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#endif
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