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https://github.com/PixarAnimationStudios/OpenSubdiv
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c3aa00e706
As a preparation for retiring DrawContext, move SupportsAdaptiveTessellation
method to examples/common/glUtils, which is renamed and namespaced
from gl_common.{cpp,h} to be consistent to other files.
Same renamings applied to other example files.
79 lines
1.9 KiB
C++
79 lines
1.9 KiB
C++
//
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// Copyright 2013 Pixar
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//
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// Licensed under the Apache License, Version 2.0 (the "Apache License")
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// with the following modification; you may not use this file except in
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// compliance with the Apache License and the following modification to it:
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// Section 6. Trademarks. is deleted and replaced with:
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//
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// 6. Trademarks. This License does not grant permission to use the trade
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// names, trademarks, service marks, or product names of the Licensor
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// and its affiliates, except as required to comply with Section 4(c) of
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// the License and to reproduce the content of the NOTICE file.
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//
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// You may obtain a copy of the Apache License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the Apache License with the above modification is
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// distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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// KIND, either express or implied. See the Apache License for the specific
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// language governing permissions and limitations under the Apache License.
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//
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#ifndef GL_FONT_UTILS_H
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#define GL_FONT_UTILS_H
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#include "../common/glUtils.h"
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#include <vector>
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class GLFont {
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public:
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GLFont(GLuint fontTexture);
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~GLFont();
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void Draw(GLuint transforUB);
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void Clear();
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void Print3D(float const pos[3], const char * str, int color=0);
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void SetFontScale(float scale);
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struct Char {
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float pos[3];
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float ofs[2];
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float alpha;
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float color;
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};
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std::vector<Char> & GetChars() {
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_dirty=true;
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return _chars;
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}
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private:
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void bindProgram();
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std::vector<Char> _chars;
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bool _dirty;
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GLuint _program,
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_transformBinding,
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_attrPosition,
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_attrData,
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_fontTexture,
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_scale,
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_VAO,
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_EAO,
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_VBO;
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};
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#endif // GL_FONT_UTILS_H
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