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84 lines
2.1 KiB
C
84 lines
2.1 KiB
C
/* SSNES - A Super Nintendo Entertainment System (SNES) Emulator frontend for libsnes.
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* Copyright (C) 2010-2011 - Hans-Kristian Arntzen
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*
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* Some code herein may be based on code found in BSNES.
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*
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* SSNES is free software: you can redistribute it and/or modify it under the terms
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* of the GNU General Public License as published by the Free Software Found-
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* ation, either version 3 of the License, or (at your option) any later version.
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*
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* SSNES is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
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* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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* PURPOSE. See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along with SSNES.
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* If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __GL_COMMON_H
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#define __GL_COMMON_H
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#include "general.h"
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#ifdef __APPLE__
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#include <OpenGL/gl.h>
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#include <OpenGL/glext.h>
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#else
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#define GL_GLEXT_PROTOTYPES
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#include <GL/gl.h>
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#include <GL/glext.h>
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#endif
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static inline bool gl_check_error(void)
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{
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int error = glGetError();
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switch (error)
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{
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case GL_INVALID_ENUM:
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SSNES_ERR("GL: Invalid enum.\n");
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break;
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case GL_INVALID_VALUE:
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SSNES_ERR("GL: Invalid value. (You're not alone.)\n");
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break;
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case GL_INVALID_OPERATION:
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SSNES_ERR("GL: Invalid operation.\n");
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break;
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case GL_STACK_OVERFLOW:
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SSNES_ERR("GL: Stack overflow. (wtf)\n");
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break;
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case GL_STACK_UNDERFLOW:
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SSNES_ERR("GL: Stack underflow. (:v)\n");
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break;
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case GL_OUT_OF_MEMORY:
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SSNES_ERR("GL: Out of memory. Harhar.\n");
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break;
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case GL_TABLE_TOO_LARGE:
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SSNES_ERR("GL: Table too large. Big tables scare you! :(\n");
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break;
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case GL_NO_ERROR:
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return true;
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break;
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default:
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SSNES_ERR("Non specified error :v\n");
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}
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return false;
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}
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struct gl_fbo_rect
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{
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unsigned img_width;
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unsigned img_height;
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unsigned width;
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unsigned height;
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};
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struct gl_fbo_scale
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{
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float scale_x;
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float scale_y;
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bool valid;
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};
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#endif
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