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https://github.com/FULU-Foundation/OrcaSlicer-bambulab.git
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2ae2672ee9
Fixing dep build script on Windows and removing some warnings. Use bundled igl by default. Not building with the dependency scripts if not explicitly stated. This way, it will stay in Fix the libigl patch to include C source files in header only mode.
51 lines
1.3 KiB
C++
51 lines
1.3 KiB
C++
// This file is part of libigl, a simple c++ geometry processing library.
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//
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// Copyright (C) 2013 Alec Jacobson <alecjacobson@gmail.com>
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//
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// This Source Code Form is subject to the terms of the Mozilla Public License
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// v. 2.0. If a copy of the MPL was not distributed with this file, You can
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// obtain one at http://mozilla.org/MPL/2.0/.
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#include "destroy_shader_program.h"
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#include "report_gl_error.h"
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#include <cstdio>
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IGL_INLINE bool igl::opengl::destroy_shader_program(const GLuint id)
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{
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// Don't try to destroy id == 0 (no shader program)
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if(id == 0)
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{
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fprintf(stderr,"Error: destroy_shader_program() id = %d"
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" but must should be positive\n",id);
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return false;
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}
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// Get each attached shader one by one and detach and delete it
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GLsizei count;
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// shader id
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GLuint s;
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do
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{
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// Try to get at most *1* attached shader
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glGetAttachedShaders(id,1,&count,&s);
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GLenum err = igl::opengl::report_gl_error();
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if (GL_NO_ERROR != err)
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{
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return false;
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}
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// Check that we actually got *1*
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if(count == 1)
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{
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// Detach and delete this shader
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glDetachShader(id,s);
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glDeleteShader(s);
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}
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}while(count > 0);
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// Now that all of the shaders are gone we can just delete the program
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glDeleteProgram(id);
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return true;
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}
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#ifdef IGL_STATIC_LIBRARY
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// Explicit template instantiation
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#endif
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