Add loongarch support and 128-bit LSX SIMD optimizations

externals/cmakemodules/GetCompilerAndPlatform.cmake

@@ -125,6 +125,8 @@ FUNCTION (GetPlatformBinName PLATFORM_BIN_NAME LIBPATH_SUFFIX)
 			SET(RETVAL "linux.clang")
 		ELSEIF(${CMAKE_SYSTEM_PROCESSOR} STREQUAL "aarch64")
 			SET(RETVAL "linux.aarch64")
+		ELSEIF(${CMAKE_SYSTEM_PROCESSOR} STREQUAL "loongarch64")
+			SET(RETVAL "linux.loongarch64")
 		ENDIF()
 	ENDIF()
 

externals/opengl-linux-loongarch64/FREEGLUT-LICENSE

@@ -0,0 +1,27 @@
+
+  Freeglut Copyright
+  ------------------
+
+  Freeglut code without an explicit copyright is covered by the following 
+  copyright:
+
+  Copyright (c) 1999-2000 Pawel W. Olszta. All Rights Reserved.
+  Permission is hereby granted, free of charge,  to any person obtaining a copy 
+  of this software and associated documentation files (the "Software"), to deal
+  in the Software without restriction,  including without limitation the rights 
+  to use, copy,  modify, merge,  publish, distribute,  sublicense,  and/or sell 
+  copies or substantial portions of the Software.
+
+  The above  copyright notice  and this permission notice  shall be included in 
+  all copies or substantial portions of the Software.
+
+  THE SOFTWARE  IS PROVIDED "AS IS",  WITHOUT WARRANTY OF ANY KIND,  EXPRESS OR 
+  IMPLIED,  INCLUDING  BUT  NOT LIMITED  TO THE WARRANTIES  OF MERCHANTABILITY, 
+  FITNESS  FOR  A PARTICULAR PURPOSE  AND NONINFRINGEMENT.  IN  NO EVENT  SHALL 
+  PAWEL W. OLSZTA BE LIABLE FOR ANY CLAIM,  DAMAGES OR OTHER LIABILITY, WHETHER 
+  IN  AN ACTION  OF CONTRACT,  TORT OR OTHERWISE,  ARISING FROM,  OUT OF  OR IN 
+  CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+  Except as contained in this notice,  the name of Pawel W. Olszta shall not be 
+  used  in advertising  or otherwise to promote the sale, use or other dealings 
+  in this Software without prior written authorization from Pawel W. Olszta.

externals/opengl-linux-loongarch64/MESA-LICENSE

@@ -0,0 +1,19 @@
+Copyright (C) 1999-2007  Brian Paul   All Rights Reserved.
+
+Permission is hereby granted, free of charge, to any person obtaining a
+copy of this software and associated documentation files (the "Software"),
+to deal in the Software without restriction, including without limitation
+the rights to use, copy, modify, merge, publish, distribute, sublicense,
+and/or sell copies of the Software, and to permit persons to whom the
+Software is furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included
+in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

externals/opengl-linux-loongarch64/include/GL/freeglut.h

@@ -0,0 +1,22 @@
+#ifndef  __FREEGLUT_H__
+#define  __FREEGLUT_H__
+
+/*
+ * freeglut.h
+ *
+ * The freeglut library include file
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * PAWEL W. OLSZTA BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+ * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#include "freeglut_std.h"
+#include "freeglut_ext.h"
+
+/*** END OF FILE ***/
+
+#endif /* __FREEGLUT_H__ */

externals/opengl-linux-loongarch64/include/GL/freeglut_ext.h

@@ -0,0 +1,239 @@
+#ifndef  __FREEGLUT_EXT_H__
+#define  __FREEGLUT_EXT_H__
+
+/*
+ * freeglut_ext.h
+ *
+ * The non-GLUT-compatible extensions to the freeglut library include file
+ *
+ * Copyright (c) 1999-2000 Pawel W. Olszta. All Rights Reserved.
+ * Written by Pawel W. Olszta, <[email protected]>
+ * Creation date: Thu Dec 2 1999
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * PAWEL W. OLSZTA BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+ * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#ifdef __cplusplus
+    extern "C" {
+#endif
+
+/*
+ * Additional GLUT Key definitions for the Special key function
+ */
+#define GLUT_KEY_NUM_LOCK           0x006D
+#define GLUT_KEY_BEGIN              0x006E
+#define GLUT_KEY_DELETE             0x006F
+#define GLUT_KEY_SHIFT_L            0x0070
+#define GLUT_KEY_SHIFT_R            0x0071
+#define GLUT_KEY_CTRL_L             0x0072
+#define GLUT_KEY_CTRL_R             0x0073
+#define GLUT_KEY_ALT_L              0x0074
+#define GLUT_KEY_ALT_R              0x0075
+
+/*
+ * GLUT API Extension macro definitions -- behaviour when the user clicks on an "x" to close a window
+ */
+#define GLUT_ACTION_EXIT                         0
+#define GLUT_ACTION_GLUTMAINLOOP_RETURNS         1
+#define GLUT_ACTION_CONTINUE_EXECUTION           2
+
+/*
+ * Create a new rendering context when the user opens a new window?
+ */
+#define GLUT_CREATE_NEW_CONTEXT                  0
+#define GLUT_USE_CURRENT_CONTEXT                 1
+
+/*
+ * Direct/Indirect rendering context options (has meaning only in Unix/X11)
+ */
+#define GLUT_FORCE_INDIRECT_CONTEXT              0
+#define GLUT_ALLOW_DIRECT_CONTEXT                1
+#define GLUT_TRY_DIRECT_CONTEXT                  2
+#define GLUT_FORCE_DIRECT_CONTEXT                3
+
+/*
+ * GLUT API Extension macro definitions -- the glutGet parameters
+ */
+#define  GLUT_INIT_STATE                    0x007C
+
+#define  GLUT_ACTION_ON_WINDOW_CLOSE        0x01F9
+
+#define  GLUT_WINDOW_BORDER_WIDTH           0x01FA
+#define  GLUT_WINDOW_BORDER_HEIGHT          0x01FB
+#define  GLUT_WINDOW_HEADER_HEIGHT          0x01FB  /* Docs say it should always have been GLUT_WINDOW_BORDER_HEIGHT, keep this for backward compatibility */
+
+#define  GLUT_VERSION                       0x01FC
+
+#define  GLUT_RENDERING_CONTEXT             0x01FD
+#define  GLUT_DIRECT_RENDERING              0x01FE
+
+#define  GLUT_FULL_SCREEN                   0x01FF
+
+#define  GLUT_SKIP_STALE_MOTION_EVENTS      0x0204
+
+/*
+ * New tokens for glutInitDisplayMode.
+ * Only one GLUT_AUXn bit may be used at a time.
+ * Value 0x0400 is defined in OpenGLUT.
+ */
+#define  GLUT_AUX                           0x1000
+
+#define  GLUT_AUX1                          0x1000
+#define  GLUT_AUX2                          0x2000
+#define  GLUT_AUX3                          0x4000
+#define  GLUT_AUX4                          0x8000
+
+/*
+ * Context-related flags, see freeglut_state.c
+ */
+#define  GLUT_INIT_MAJOR_VERSION            0x0200
+#define  GLUT_INIT_MINOR_VERSION            0x0201
+#define  GLUT_INIT_FLAGS                    0x0202
+#define  GLUT_INIT_PROFILE                  0x0203
+
+/*
+ * Flags for glutInitContextFlags, see freeglut_init.c
+ */
+#define  GLUT_DEBUG                         0x0001
+#define  GLUT_FORWARD_COMPATIBLE            0x0002
+
+
+/*
+ * Flags for glutInitContextProfile, see freeglut_init.c
+ */
+#define GLUT_CORE_PROFILE                   0x0001
+#define	GLUT_COMPATIBILITY_PROFILE          0x0002
+
+/*
+ * Process loop function, see freeglut_main.c
+ */
+FGAPI void    FGAPIENTRY glutMainLoopEvent( void );
+FGAPI void    FGAPIENTRY glutLeaveMainLoop( void );
+FGAPI void    FGAPIENTRY glutExit         ( void );
+
+/*
+ * Window management functions, see freeglut_window.c
+ */
+FGAPI void    FGAPIENTRY glutFullScreenToggle( void );
+FGAPI void    FGAPIENTRY glutLeaveFullScreen( void );
+
+/*
+ * Window-specific callback functions, see freeglut_callbacks.c
+ */
+FGAPI void    FGAPIENTRY glutMouseWheelFunc( void (* callback)( int, int, int, int ) );
+FGAPI void    FGAPIENTRY glutCloseFunc( void (* callback)( void ) );
+FGAPI void    FGAPIENTRY glutWMCloseFunc( void (* callback)( void ) );
+/* A. Donev: Also a destruction callback for menus */
+FGAPI void    FGAPIENTRY glutMenuDestroyFunc( void (* callback)( void ) );
+
+/*
+ * State setting and retrieval functions, see freeglut_state.c
+ */
+FGAPI void    FGAPIENTRY glutSetOption ( GLenum option_flag, int value );
+FGAPI int *   FGAPIENTRY glutGetModeValues(GLenum mode, int * size);
+/* A.Donev: User-data manipulation */
+FGAPI void*   FGAPIENTRY glutGetWindowData( void );
+FGAPI void    FGAPIENTRY glutSetWindowData(void* data);
+FGAPI void*   FGAPIENTRY glutGetMenuData( void );
+FGAPI void    FGAPIENTRY glutSetMenuData(void* data);
+
+/*
+ * Font stuff, see freeglut_font.c
+ */
+FGAPI int     FGAPIENTRY glutBitmapHeight( void* font );
+FGAPI GLfloat FGAPIENTRY glutStrokeHeight( void* font );
+FGAPI void    FGAPIENTRY glutBitmapString( void* font, const unsigned char *string );
+FGAPI void    FGAPIENTRY glutStrokeString( void* font, const unsigned char *string );
+
+/*
+ * Geometry functions, see freeglut_geometry.c
+ */
+FGAPI void    FGAPIENTRY glutWireRhombicDodecahedron( void );
+FGAPI void    FGAPIENTRY glutSolidRhombicDodecahedron( void );
+FGAPI void    FGAPIENTRY glutWireSierpinskiSponge ( int num_levels, GLdouble offset[3], GLdouble scale );
+FGAPI void    FGAPIENTRY glutSolidSierpinskiSponge ( int num_levels, GLdouble offset[3], GLdouble scale );
+FGAPI void    FGAPIENTRY glutWireCylinder( GLdouble radius, GLdouble height, GLint slices, GLint stacks);
+FGAPI void    FGAPIENTRY glutSolidCylinder( GLdouble radius, GLdouble height, GLint slices, GLint stacks);
+
+/*
+ * Extension functions, see freeglut_ext.c
+ */
+typedef void (*GLUTproc)();
+FGAPI GLUTproc FGAPIENTRY glutGetProcAddress( const char *procName );
+
+/*
+ * Multi-touch/multi-pointer extensions
+ */
+
+#define GLUT_HAS_MULTI 1
+
+FGAPI void FGAPIENTRY glutMultiEntryFunc( void (* callback)( int, int ) );
+FGAPI void FGAPIENTRY glutMultiButtonFunc( void (* callback)( int, int, int, int, int ) );
+FGAPI void FGAPIENTRY glutMultiMotionFunc( void (* callback)( int, int, int ) );
+FGAPI void FGAPIENTRY glutMultiPassiveFunc( void (* callback)( int, int, int ) );
+
+/*
+ * Joystick functions, see freeglut_joystick.c
+ */
+/* USE OF THESE FUNCTIONS IS DEPRECATED !!!!! */
+/* If you have a serious need for these functions in your application, please either
+ * contact the "freeglut" developer community at [email protected],
+ * switch to the OpenGLUT library, or else port your joystick functionality over to PLIB's
+ * "js" library.
+ */
+int     glutJoystickGetNumAxes( int ident );
+int     glutJoystickGetNumButtons( int ident );
+int     glutJoystickNotWorking( int ident );
+float   glutJoystickGetDeadBand( int ident, int axis );
+void    glutJoystickSetDeadBand( int ident, int axis, float db );
+float   glutJoystickGetSaturation( int ident, int axis );
+void    glutJoystickSetSaturation( int ident, int axis, float st );
+void    glutJoystickSetMinRange( int ident, float *axes );
+void    glutJoystickSetMaxRange( int ident, float *axes );
+void    glutJoystickSetCenter( int ident, float *axes );
+void    glutJoystickGetMinRange( int ident, float *axes );
+void    glutJoystickGetMaxRange( int ident, float *axes );
+void    glutJoystickGetCenter( int ident, float *axes );
+
+/*
+ * Initialization functions, see freeglut_init.c
+ */
+FGAPI void    FGAPIENTRY glutInitContextVersion( int majorVersion, int minorVersion );
+FGAPI void    FGAPIENTRY glutInitContextFlags( int flags );
+FGAPI void    FGAPIENTRY glutInitContextProfile( int profile );
+
+/* to get the typedef for va_list */
+#include <stdarg.h>
+
+FGAPI void    FGAPIENTRY glutInitErrorFunc( void (* vError)( const char *fmt, va_list ap ) );
+FGAPI void    FGAPIENTRY glutInitWarningFunc( void (* vWarning)( const char *fmt, va_list ap ) );
+
+/*
+ * GLUT API macro definitions -- the display mode definitions
+ */
+#define  GLUT_CAPTIONLESS                   0x0400
+#define  GLUT_BORDERLESS                    0x0800
+#define  GLUT_SRGB                          0x1000
+
+#ifdef __cplusplus
+    }
+#endif
+
+/*** END OF FILE ***/
+
+#endif /* __FREEGLUT_EXT_H__ */