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Diffstat (limited to 'intern/cycles/kernel/osl/bssrdf.cpp')
| -rw-r--r-- | intern/cycles/kernel/osl/bssrdf.cpp | 110 |
1 files changed, 0 insertions, 110 deletions
diff --git a/intern/cycles/kernel/osl/bssrdf.cpp b/intern/cycles/kernel/osl/bssrdf.cpp deleted file mode 100644 index 889e8a54796..00000000000 --- a/intern/cycles/kernel/osl/bssrdf.cpp +++ /dev/null @@ -1,110 +0,0 @@ -/* - * Adapted from Open Shading Language with this license: - * - * Copyright (c) 2009-2010 Sony Pictures Imageworks Inc., et al. - * All Rights Reserved. - * - * Modifications Copyright 2011, Blender Foundation. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are - * met: - * * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * * Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * * Neither the name of Sony Pictures Imageworks nor the names of its - * contributors may be used to endorse or promote products derived from - * this software without specific prior written permission. - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT - * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#include <OpenImageIO/fmath.h> - -#include <OSL/genclosure.h> - -#include "osl_closures.h" - -CCL_NAMESPACE_BEGIN - -using namespace OSL; - -class BSSRDFCubicClosure : public BSSRDFClosure { -public: - Color3 m_radius; - Color3 m_scale; - float m_max_radius; - - template <typename T> - static inline T pow3(const T &x) { return x * x * x; } - - template <typename T> - static inline T pow5(const T &x) { T x2 = x * x; return x2 * x2 * x; } - - BSSRDFCubicClosure() {} - - void setup() - { - // pre-compute some terms - m_max_radius = 0; - for (int i = 0; i < 3; i++) { - m_scale[i] = m_radius[i] > 0 ? 4 / pow5(m_radius[i]) : 0; - m_max_radius = std::max(m_max_radius, m_radius[i]); - } - } - - bool mergeable(const ClosurePrimitive *other) const { - const BSSRDFCubicClosure *comp = (const BSSRDFCubicClosure *)other; - return m_radius == comp->m_radius && BSSRDFClosure::mergeable(other); - } - - size_t memsize() const { return sizeof(*this); } - - const char *name() const { return "bssrdf_cubic"; } - - void print_on(std::ostream &out) const - { - out << name() << " ((" << m_radius[0] << ", " << m_radius[1] << ", " << m_radius[2] << "), (" - << m_scale[0] << ", " << m_scale[1] << ", " << m_scale[2] << "))"; - } - - Color3 eval(float r) const - { - return Color3((r < m_radius.x) ? pow3(m_radius.x - r) * m_scale.x : 0, - (r < m_radius.y) ? pow3(m_radius.y - r) * m_scale.y : 0, - (r < m_radius.z) ? pow3(m_radius.z - r) * m_scale.z : 0); - } - - float max_radius() const - { - return m_max_radius; - } -}; - - - -ClosureParam *closure_bssrdf_cubic_params() -{ - static ClosureParam params[] = { - CLOSURE_COLOR_PARAM(BSSRDFCubicClosure, m_radius), - CLOSURE_STRING_KEYPARAM("label"), - CLOSURE_FINISH_PARAM(BSSRDFCubicClosure) - }; - return params; -} - -CLOSURE_PREPARE(closure_bssrdf_cubic_prepare, BSSRDFCubicClosure) - -CCL_NAMESPACE_END - |