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raze/polymer/eduke32/build/src/baselayer.c
terminx faa8133cda Support "r_windowpositioning" in SDL builds. 
git-svn-id: https://svn.eduke32.com/eduke32@4327 1a8010ca-5511-0410-912e-c29ae57300e0
2014-02-11 17:55:45 +00:00

540 lines
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C
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#include "compat.h"
#include "osd.h"
#include "build.h"
#include "baselayer.h"
#include "renderlayer.h"
#include "a.h"
#include "polymost.h"
// input
char inputdevices=0;
char keystatus[KEYSTATUSSIZ], keyfifo[KEYFIFOSIZ], keyfifoplc, keyfifoend;
char keyasciififo[KEYFIFOSIZ], keyasciififoplc, keyasciififoend;
char remap[KEYSTATUSSIZ];
int32_t remapinit=0;
char key_names[256][24];
volatile int32_t mousex=0,mousey=0,mouseb=0,mouseabsx=0,mouseabsy=0;
volatile uint8_t moustat = 0, mousegrab = 0;
int32_t *joyaxis = NULL, joyb=0, *joyhat = NULL;
char joyisgamepad=0, joynumaxes=0, joynumbuttons=0, joynumhats=0;
int32_t joyaxespresent=0;
void(*keypresscallback)(int32_t,int32_t) = 0;
void(*mousepresscallback)(int32_t,int32_t) = 0;
void(*joypresscallback)(int32_t,int32_t) = 0;
extern int16_t brightness;
//
// set{key|mouse|joy}presscallback() -- sets a callback which gets notified when keys are pressed
//
void setkeypresscallback(void (*callback)(int32_t, int32_t)) { keypresscallback = callback; }
void setmousepresscallback(void (*callback)(int32_t, int32_t)) { mousepresscallback = callback; }
void setjoypresscallback(void (*callback)(int32_t, int32_t)) { joypresscallback = callback; }
char scantoasc[128] =
{
0,0,'1','2','3','4','5','6','7','8','9','0','-','=',0,0,
'q','w','e','r','t','y','u','i','o','p','[',']',0,0,'a','s',
'd','f','g','h','j','k','l',';',39,'`',0,92,'z','x','c','v',
'b','n','m',',','.','/',0,'*',0,32,0,0,0,0,0,0,
0,0,0,0,0,0,0,'7','8','9','-','4','5','6','+','1',
'2','3','0','.',0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
};
int32_t defaultres[][2] =
{
{1920, 1440}, {1920, 1200}, {1920, 1080}, {1680, 1050}, {1600, 1200}, {1600, 900}, {1366, 768}, {1280, 1024},
{1280, 960}, {1152, 864}, {1024, 768}, {1024, 600}, {800, 600}, {640, 480}, {640, 400},
{512, 384}, {480, 360}, {400, 300}, {320, 240}, {320, 200}, {0, 0}
};
int32_t GetKey(int32_t key)
{
return keystatus[remap[key]];
}
void SetKey(int32_t key, int32_t state)
{
keystatus[remap[key]] = state;
if (state)
{
keyfifo[keyfifoend] = remap[key];
keyfifo[(keyfifoend+1)&(KEYFIFOSIZ-1)] = state;
keyfifoend = ((keyfifoend+2)&(KEYFIFOSIZ-1));
}
}
//
// bgetchar, bflushchars -- character-based input functions
//
char bgetchar(void)
{
if (keyasciififoplc == keyasciififoend)
return 0;
{
char c = keyasciififo[keyasciififoplc];
keyasciififoplc = ((keyasciififoplc+1)&(KEYFIFOSIZ-1));
return c;
}
}
void bflushchars(void)
{
Bmemset(&keyasciififo,0,sizeof(keyasciififo));
keyasciififoplc = keyasciififoend = 0;
}
const char *getkeyname(int32_t num)
{
return ((unsigned)num >= 256) ? NULL : key_names[num];
}
void readmousexy(int32_t *x, int32_t *y)
{
if (!moustat || !mousegrab || !appactive) { *x = *y = 0; return; }
*x = mousex;
*y = mousey;
mousex = mousey = 0;
}
void readmouseabsxy(int32_t *x, int32_t *y)
{
if (!moustat || !mousegrab || !appactive)
{
// no mouse, centre it
*x = xdim >> 1;
*y = ydim >> 1;
}
else
{
*x = mouseabsx;
*y = mouseabsy;
}
}
void readmousebstatus(int32_t *b)
{
if (!moustat || !mousegrab || !appactive) { *b = 0; return; }
*b = mouseb;
}
void readjoybstatus(int32_t *b)
{
if (!appactive) { *b = 0; return; }
*b = joyb;
}
// Calculate ylookup[] and call setvlinebpl()
void calc_ylookup(int32_t bpl, int32_t lastyidx)
{
int32_t i, j=0;
Bassert(lastyidx <= MAXYDIM);
for (i=0; i<=lastyidx; i++)
{
ylookup[i] = j;
j += bpl;
}
setvlinebpl(bpl);
}
#ifdef USE_OPENGL
void fullscreen_tint_gl(uint8_t r, uint8_t g, uint8_t b, uint8_t f)
{
bglMatrixMode(GL_PROJECTION);
bglPushMatrix();
bglLoadIdentity();
bglMatrixMode(GL_MODELVIEW);
bglPushMatrix();
bglLoadIdentity();
bglPushAttrib(GL_ENABLE_BIT);
bglDisable(GL_DEPTH_TEST);
bglDisable(GL_ALPHA_TEST);
bglDisable(GL_TEXTURE_2D);
bglDisable(GL_FOG);
bglEnable(GL_BLEND);
bglColor4ub(r, g, b, f);
bglBegin(GL_TRIANGLES);
bglVertex2f(-2.5f, 1.f);
bglVertex2f(2.5f, 1.f);
bglVertex2f(.0f, -2.5f);
bglEnd();
bglPopAttrib();
bglPopMatrix();
bglMatrixMode(GL_PROJECTION);
bglPopMatrix();
}
struct glinfo_t glinfo =
{
"Unknown", // vendor
"Unknown", // renderer
"0.0.0", // version
"", // extensions
1.0, // max anisotropy
0, // brga texture format
0, // clamp-to-edge support
0, // texture compression
0, // non-power-of-two textures
0, // multisampling
0, // nvidia multisampling hint
0, // ARBfp
0, // depth textures
0, // shadow comparison
0, // Frame Buffer Objects
0, // rectangle textures
0, // multitexturing
0, // env_combine
0, // Vertex Buffer Objects
0, // VSync support
0, // Shader Model 4 support
0, // Occlusion Queries
0, // GLSL
0, // Debug Output
0, // GL info dumped
};
#endif
int32_t flushlogwindow = 1;
#ifdef USE_OPENGL
// Used to register the game's / editor's osdcmd_vidmode() functions here.
int32_t (*baselayer_osdcmd_vidmode_func)(const osdfuncparm_t *parm);
static int32_t osdfunc_setrendermode(const osdfuncparm_t *parm)
{
int32_t m;
char *p;
if (parm->numparms != 1)
return OSDCMD_SHOWHELP;
m = Bstrtol(parm->parms[0], &p, 10);
if (m != REND_CLASSIC && m != REND_POLYMOST && m != REND_POLYMER)
return OSDCMD_SHOWHELP;
if ((m==REND_CLASSIC) != (bpp==8) && baselayer_osdcmd_vidmode_func)
{
// Mismatch between video mode and requested renderer, do auto switch.
osdfuncparm_t parm;
char arg[4];
const char *ptrptr[1];
ptrptr[0] = arg;
Bmemset(&parm, 0, sizeof(parm));
if (m==REND_CLASSIC)
Bmemcpy(&arg, "8", 2);
else
Bmemcpy(&arg, "32", 3);
// CAUTION: we assume that the osdcmd_vidmode function doesn't use any
// other member!
parm.numparms = 1;
parm.parms = ptrptr;
baselayer_osdcmd_vidmode_func(&parm);
}
setrendermode(m);
switch (getrendermode())
{
case REND_CLASSIC:
p = "classic software";
break;
case REND_POLYMOST:
p = "polygonal OpenGL";
break;
case REND_POLYMER:
p = "great justice (Polymer)";
break;
}
OSD_Printf("Rendering method changed to %s\n", p);
return OSDCMD_OK;
}
#if defined(USE_OPENGL)
#ifdef DEBUGGINGAIDS
static int32_t osdcmd_hicsetpalettetint(const osdfuncparm_t *parm)
{
int32_t pal, cols[3], eff;
if (parm->numparms != 5) return OSDCMD_SHOWHELP;
pal = Batol(parm->parms[0]);
cols[0] = Batol(parm->parms[1]);
cols[1] = Batol(parm->parms[2]);
cols[2] = Batol(parm->parms[3]);
eff = Batol(parm->parms[4]);
hicsetpalettetint(pal,cols[0],cols[1],cols[2],eff);
return OSDCMD_OK;
}
#endif
int32_t osdcmd_glinfo(const osdfuncparm_t *parm)
{
char *s,*t,*u,i;
UNREFERENCED_PARAMETER(parm);
if (bpp == 8)
{
initprintf("glinfo: Not in OpenGL mode.\n");
return OSDCMD_OK;
}
initprintf("OpenGL Information:\n"
" Version: %s\n"
" Vendor: %s\n"
" Renderer: %s\n",
glinfo.version,
glinfo.vendor,
glinfo.renderer);
if (!glinfo.dumped)
return OSDCMD_OK;
initprintf(" Maximum anisotropy: %.1f%s\n"
" BGRA textures: %s\n"
" Non-power-of-2 textures: %s\n"
" Texure compression: %s\n"
" Clamp-to-edge: %s\n"
" Multisampling: %s\n"
" Nvidia multisample hint: %s\n"
" ARBfp fragment programs: %s\n"
" Depth textures: %s\n"
" Shadow textures: %s\n"
" Frame Buffer Objects: %s\n"
" Rectangle textures: %s\n"
" Multitexturing: %s\n"
" env_combine: %s\n"
" Vertex Buffer Objects: %s\n"
" Shader Model 4: %s\n"
" Occlusion queries: %s\n"
" GLSL: %s\n"
" Debug Output: %s\n"
" Extensions:\n",
glinfo.maxanisotropy, glinfo.maxanisotropy>1.0?"":" (no anisotropic filtering)",
glinfo.bgra ? "supported": "not supported",
glinfo.texnpot ? "supported": "not supported",
glinfo.texcompr ? "supported": "not supported",
glinfo.clamptoedge ? "supported": "not supported",
glinfo.multisample ? "supported": "not supported",
glinfo.nvmultisamplehint ? "supported": "not supported",
glinfo.arbfp ? "supported": "not supported",
glinfo.depthtex ? "supported": "not supported",
glinfo.shadow ? "supported": "not supported",
glinfo.fbos ? "supported": "not supported",
glinfo.rect ? "supported": "not supported",
glinfo.multitex ? "supported": "not supported",
glinfo.envcombine ? "supported": "not supported",
glinfo.vbos ? "supported": "not supported",
glinfo.sm4 ? "supported": "not supported",
glinfo.occlusionqueries ? "supported": "not supported",
glinfo.glsl ? "supported": "not supported",
glinfo.debugoutput ? "supported": "not supported"
);
s = Bstrdup(glinfo.extensions);
if (!s) initprintf("%s", glinfo.extensions);
else
{
i = 0; t = u = s;
while (*t)
{
if (*t == ' ')
{
if (i&1)
{
*t = 0;
initprintf(" %s\n",u);
u = t+1;
}
i++;
}
t++;
}
if (i&1) initprintf(" %s\n",u);
Bfree(s);
}
return OSDCMD_OK;
}
#endif
#endif
static int32_t osdcmd_cvar_set_baselayer(const osdfuncparm_t *parm)
{
int32_t r = osdcmd_cvar_set(parm);
if (r != OSDCMD_OK) return r;
if (!Bstrcasecmp(parm->name, "vid_gamma") || !Bstrcasecmp(parm->name, "vid_brightness") || !Bstrcasecmp(parm->name, "vid_contrast"))
{
setbrightness(GAMMA_CALC,0,0);
return r;
}
return r;
}
int32_t baselayer_init(void)
{
uint32_t i;
#ifdef _WIN32
// on Windows, don't save the "r_screenaspect" cvar because the physical screen size is
// determined at startup
# define SCREENASPECT_CVAR_TYPE (CVAR_UINT|CVAR_NOSAVE)
#else
# define SCREENASPECT_CVAR_TYPE (CVAR_UINT)
#endif
cvar_t cvars_engine[] =
{
{ "r_usenewaspect","enable/disable new screen aspect ratio determination code",(void *) &r_usenewaspect, CVAR_BOOL, 0, 1 },
{ "r_screenaspect","if using r_usenewaspect and in fullscreen, screen aspect ratio in the form XXYY, e.g. 1609 for 16:9",
(void *) &r_screenxy, SCREENASPECT_CVAR_TYPE, 0, 9999 },
{ "r_novoxmips","turn off/on the use of mipmaps when rendering 8-bit voxels",(void *) &novoxmips, CVAR_BOOL, 0, 1 },
{ "r_voxels","enable/disable automatic sprite->voxel rendering",(void *) &usevoxels, CVAR_BOOL, 0, 1 },
#ifdef YAX_ENABLE
{ "r_tror_nomaskpass", "enable/disable additional pass in TROR software rendering", (void *)&r_tror_nomaskpass, CVAR_BOOL, 0, 1 },
#endif
{ "r_windowpositioning", "enable/disable window position memory", (void *) &windowpos, CVAR_BOOL, 0, 1 },
{ "vid_gamma","adjusts gamma component of gamma ramp",(void *) &vid_gamma, CVAR_DOUBLE|CVAR_FUNCPTR, 0, 10 },
{ "vid_contrast","adjusts contrast component of gamma ramp",(void *) &vid_contrast, CVAR_DOUBLE|CVAR_FUNCPTR, 0, 10 },
{ "vid_brightness","adjusts brightness component of gamma ramp",(void *) &vid_brightness, CVAR_DOUBLE|CVAR_FUNCPTR, 0, 10 },
#ifdef DEBUGGINGAIDS
{ "debug1","debug counter",(void *) &debug1, CVAR_FLOAT, -100000, 100000 },
{ "debug2","debug counter",(void *) &debug2, CVAR_FLOAT, -100000, 100000 },
#endif
#ifdef DEBUG_MASK_DRAWING
{ "debug_maskdrawmode", "Show mask draw orders", (void *)&g_maskDrawMode, CVAR_BOOL, 0, 1 },
#endif
};
for (i=0; i<sizeof(cvars_engine)/sizeof(cvars_engine[0]); i++)
{
if (OSD_RegisterCvar(&cvars_engine[i]))
continue;
OSD_RegisterFunction(cvars_engine[i].name, cvars_engine[i].desc,
(cvars_engine[i].type & CVAR_FUNCPTR) ? osdcmd_cvar_set_baselayer : osdcmd_cvar_set);
}
#ifdef USE_OPENGL
OSD_RegisterFunction("setrendermode","setrendermode <number>: sets the engine's rendering mode.\n"
"Mode numbers are:\n"
" 0 - Classic Build software\n"
#ifdef USE_OPENGL
" 3 - Polygonal OpenGL\n"
" 4 - Great justice renderer (Polymer)\n"
#endif
,
osdfunc_setrendermode);
#ifdef USE_OPENGL
# ifdef DEBUGGINGAIDS
OSD_RegisterFunction("hicsetpalettetint","hicsetpalettetint: sets palette tinting values",osdcmd_hicsetpalettetint);
# endif
OSD_RegisterFunction("glinfo","glinfo: shows OpenGL information about the current OpenGL mode",osdcmd_glinfo);
#endif
polymost_initosdfuncs();
#endif
return 0;
}
#if defined _WIN32
# define WIN32_LEAN_AND_MEAN
# include <windows.h>
#elif defined __linux || defined __FreeBSD__ || defined __NetBSD__ || defined __OpenBSD__ || defined __APPLE__
# include <sys/mman.h>
#endif
#if !defined(NOASM) && !defined(GEKKO) && !defined(__ANDROID__)
#ifdef __cplusplus
extern "C" {
#endif
extern int32_t dep_begin, dep_end;
#ifdef __cplusplus
};
#endif
#endif
void makeasmwriteable(void)
{
#if !defined(NOASM) && !defined(GEKKO) && !defined(__ANDROID__)
// extern int32_t dep_begin, dep_end;
# if defined _WIN32
DWORD oldprot;
if (!VirtualProtect((LPVOID)&dep_begin, (SIZE_T)&dep_end - (SIZE_T)&dep_begin, PAGE_EXECUTE_READWRITE, &oldprot))
{
initprintf("Error making code writeable\n");
return;
}
# elif defined __linux || defined __FreeBSD__ || defined __NetBSD__ || defined __OpenBSD__ || defined __APPLE__
int32_t pagesize;
size_t dep_begin_page;
pagesize = sysconf(_SC_PAGE_SIZE);
if (pagesize == -1)
{
initprintf("Error getting system page size\n");
return;
}
dep_begin_page = ((size_t)&dep_begin) & ~(pagesize-1);
if (mprotect((void *)dep_begin_page, (size_t)&dep_end - dep_begin_page, PROT_READ|PROT_WRITE) < 0)
{
initprintf("Error making code writeable (errno=%d)\n", errno);
return;
}
# else
# error "Don't know how to unprotect the self-modifying assembly on this platform!"
# endif
#endif
}
void maybe_redirect_outputs(void)
{
#if !(defined __APPLE__ && defined __BIG_ENDIAN__)
char *argp;
// pipe standard outputs to files
if ((argp = Bgetenv("BUILD_LOGSTDOUT")) != NULL)
if (!Bstrcasecmp(argp, "TRUE"))
{
FILE *fp = freopen("stdout.txt", "w", stdout);
if (!fp)
fp = fopen("stdout.txt", "w");
if (fp)
{
setvbuf(fp, 0, _IONBF, 0);
*stdout = *fp;
*stderr = *fp;
}
}
#endif
}
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