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https://gitlab.freedesktop.org/mesa/mesa.git
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0570fcfd93
No longer modify cmap if the device is truecolor (messes up dual monitors with vt switching)
174 lines
4.3 KiB
C
174 lines
4.3 KiB
C
/*
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* Mesa 3-D graphics library
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* Version: 6.5
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* Copyright (C) 1995-2006 Brian Paul
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library 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 GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the Free
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* Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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/*
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* Library for glut using mesa fbdev driver
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*
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* Written by Sean D'Epagnier (c) 2006
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*/
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#include <sys/time.h>
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#include <linux/fb.h>
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#include <GL/glfbdev.h>
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#define MULTIHEAD /* enable multihead hacks,
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it allows the program to continue drawing
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without reading input when a second fbdev
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has keyboard focus it can cause
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screen corruption that requires C-l to fix */
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#define HAVE_GPM
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#define MAX_VSYNC 200
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/* this causes these symbols to not be exported */
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#pragma GCC visibility push(hidden)
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/* --------- fbdev ------------ */
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extern int Redisplay;
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extern int Visible;
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extern int VisibleSwitch;
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extern int Active;
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extern int VisiblePoll;
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extern int Swapping, VTSwitch;
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void TestVisible(void);
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int ParseFBModes(int, int, int, int, int, int);
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void CreateVisual(void);
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extern int FrameBufferFD;
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extern unsigned char *FrameBuffer;
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extern unsigned char *BackBuffer;
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extern int DisplayMode;
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extern char exiterror[256];
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extern struct fb_fix_screeninfo FixedInfo;
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extern struct fb_var_screeninfo VarInfo;
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extern GLFBDevContextPtr Context;
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extern GLFBDevBufferPtr Buffer;
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extern GLFBDevVisualPtr Visual;
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/* --- colormap --- */
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#define REVERSECMAPSIZELOG 3
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#define REVERSECMAPSIZE (1<<REVERSECMAPSIZELOG)
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extern unsigned short RedColorMap[256],
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GreenColorMap[256],
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BlueColorMap[256];
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extern unsigned char ReverseColorMap[REVERSECMAPSIZE]
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[REVERSECMAPSIZE]
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[REVERSECMAPSIZE];
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void LoadColorMap(void);
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void RestoreColorMap(void);
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/* --- mouse --- */
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extern int MouseX, MouseY;
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extern int CurrentCursor;
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extern int MouseEnabled;
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extern int NumMouseButtons;
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void InitializeCursor(void);
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void EraseCursor(void);
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void DrawCursor(void);
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void SwapCursor(void);
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/* --- menus --- */
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struct GlutMenu {
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int NumItems;
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int x, y;
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int width;
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int selected;
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struct {
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int value;
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int submenu;
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char *name;
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} *Items;
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void (*func)(int);
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};
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extern struct GlutMenu *Menus;
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extern int ActiveMenu;
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extern int CurrentMenu;
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void InitializeMenus(void);
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void FreeMenus(void);
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void DrawMenus(void);
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int TryMenu(int, int);
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void OpenMenu(void);
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void CloseMenu(void);
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/* --- state --- */
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extern int AccumSize, DepthSize, StencilSize, NumSamples;
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extern struct timeval StartTime;
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extern int KeyboardModifiers;
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/* --- input --- */
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#ifdef HAVE_GPM
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extern int GpmMouse;
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#endif
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extern int CurrentVT;
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extern int ConsoleFD;
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extern double MouseSpeed;
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extern int KeyRepeatMode;
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void InitializeVT(int);
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void RestoreVT(void);
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void CloseMouse(void);
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void InitializeMouse(void);
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void ReceiveInput(void);
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/* --- callback --- */
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extern void (*DisplayFunc)(void);
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extern void (*ReshapeFunc)(int width, int height);
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extern void (*KeyboardFunc)(unsigned char key, int x, int y);
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extern void (*KeyboardUpFunc)(unsigned char key, int x, int y);
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extern void (*MouseFunc)(int key, int state, int x, int y);
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extern void (*MotionFunc)(int x, int y);
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extern void (*PassiveMotionFunc)(int x, int y);
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extern void (*VisibilityFunc)(int state);
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extern void (*SpecialFunc)(int key, int x, int y);
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extern void (*SpecialUpFunc)(int key, int x, int y);
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extern void (*IdleFunc)(void);
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extern void (*MenuStatusFunc)(int state, int x, int y);
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extern void (*MenuStateFunc)(int state);
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/* --- timers --- */
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struct GlutTimer {
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int time;
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void (*func)(int);
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int value;
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struct GlutTimer *next;
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};
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extern struct GlutTimer *GlutTimers;
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/* ------- Game Mode -------- */
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extern int GameMode;
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#pragma GCC visibility pop
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