OpenSubdiv/examples/common/patchColors.cpp
Takahito Tejima 51a45b598d Updating EULA
2013-07-18 14:19:50 -07:00

63 lines
3.1 KiB
C++

//
// Copyright 2013 Pixar
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License
// and the following modification to it: Section 6 Trademarks.
// deleted and replaced with:
//
// 6. Trademarks. This License does not grant permission to use the
// trade names, trademarks, service marks, or product names of the
// Licensor and its affiliates, except as required for reproducing
// the content of the NOTICE file.
//
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
// either express or implied. See the License for the specific
// language governing permissions and limitations under the
// License.
//
#include "patchColors.h"
float const * getAdaptivePatchColor(OpenSubdiv::OsdDrawContext::PatchDescriptor const & desc) {
static float _colors[4][5][4] = {{{1.0f, 1.0f, 1.0f, 1.0f}, // regular
{0.8f, 0.0f, 0.0f, 1.0f}, // boundary
{0.0f, 1.0f, 0.0f, 1.0f}, // corner
{1.0f, 1.0f, 0.0f, 1.0f}, // gregory
{1.0f, 0.5f, 0.0f, 1.0f}}, // gregory boundary
{{0.0f, 1.0f, 1.0f, 1.0f}, // regular pattern 0
{0.0f, 0.5f, 1.0f, 1.0f}, // regular pattern 1
{0.0f, 0.5f, 0.5f, 1.0f}, // regular pattern 2
{0.5f, 0.0f, 1.0f, 1.0f}, // regular pattern 3
{1.0f, 0.5f, 1.0f, 1.0f}}, // regular pattern 4
{{0.0f, 0.0f, 0.75f, 1.0f}, // boundary pattern 0
{0.0f, 0.2f, 0.75f, 1.0f}, // boundary pattern 1
{0.0f, 0.4f, 0.75f, 1.0f}, // boundary pattern 2
{0.0f, 0.6f, 0.75f, 1.0f}, // boundary pattern 3
{0.0f, 0.8f, 0.75f, 1.0f}}, // boundary pattern 4
{{0.25f, 0.25f, 0.25f, 1.0f}, // corner pattern 0
{0.25f, 0.25f, 0.25f, 1.0f}, // corner pattern 1
{0.25f, 0.25f, 0.25f, 1.0f}, // corner pattern 2
{0.25f, 0.25f, 0.25f, 1.0f}, // corner pattern 3
{0.25f, 0.25f, 0.25f, 1.0f}}}; // corner pattern 4
typedef OpenSubdiv::FarPatchTables FPT;
if (desc.GetPattern()==FPT::NON_TRANSITION) {
return _colors[0][(int)(desc.GetType()-FPT::REGULAR)];
} else {
return _colors[(int)(desc.GetType()-FPT::REGULAR)+1][(int)desc.GetPattern()-1];
}
}