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68 lines
2.1 KiB
C
68 lines
2.1 KiB
C
/******************************************************************************
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Copyright (C) 2013 by Hugh Bailey <obs.jim@gmail.com>
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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******************************************************************************/
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#ifndef GL_HELPERS_H
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#define GL_HELPERS_H
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/*
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* Okay, so GL error handling is.. unclean to work with. I don't want
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* to have to keep typing out the same stuff over and over again do I'll just
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* make a bunch of helper functions to make it a bit easier to handle errors
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*/
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static inline bool gl_success(const char *funcname)
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{
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GLenum errorcode = glGetError();
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if (errorcode != GL_NO_ERROR) {
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blog(LOG_ERROR, "%s failed, glGetError returned %u",
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funcname, errorcode);
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return false;
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}
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return true;
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}
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static inline bool gl_gen_textures(GLsizei num_texture, GLuint *textures)
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{
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glGenTextures(num_texture, textures);
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return gl_success("glGenTextures");
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}
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static inline bool gl_bind_texture(GLenum target, GLuint texture)
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{
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glBindTexture(target, texture);
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return gl_success("glBindTexture");
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}
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static inline bool gl_gen_buffers(GLsizei num_buffers, GLuint *buffers)
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{
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glGenBuffers(num_buffers, buffers);
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return gl_success("glGenBuffers");
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}
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static inline bool gl_bind_buffer(GLenum target, GLuint buffer)
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{
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glBindBuffer(target, buffer);
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return gl_success("glBindBuffer");
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}
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extern bool upload_face(GLenum type, uint32_t num_levels,
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GLenum format, GLint internal_format, bool compressed,
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uint32_t width, uint32_t height, uint32_t size, void ***p_data);
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#endif
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