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raze-gles/source/build/src/baselayer.cpp
Christoph Oelckers 5050716bc0 - removed most extern "C" from the rest of the code base.
2019-09-21 20:14:34 +02:00

478 lines
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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"
#include "cache1d.h"
// video
#ifdef _WIN32
extern "C"
{
__declspec(dllexport) int AmdPowerXpressRequestHighPerformance = 0x00000001;
__declspec(dllexport) DWORD NvOptimusEnablement = 0x00000001;
}
#endif // _WIN32
int32_t g_borderless=2;
// input
char inputdevices = 0;
char keystatus[NUMKEYS];
char g_keyFIFO[KEYFIFOSIZ];
char g_keyAsciiFIFO[KEYFIFOSIZ];
uint8_t g_keyFIFOpos;
uint8_t g_keyFIFOend;
uint8_t g_keyAsciiPos;
uint8_t g_keyAsciiEnd;
char g_keyRemapTable[NUMKEYS];
char g_keyNameTable[NUMKEYS][24];
void (*keypresscallback)(int32_t, int32_t);
void keySetCallback(void (*callback)(int32_t, int32_t)) { keypresscallback = callback; }
int32_t keyGetState(int32_t key) { return keystatus[g_keyRemapTable[key]]; }
void keySetState(int32_t key, int32_t state)
{
keystatus[g_keyRemapTable[key]] = state;
if (state)
{
g_keyFIFO[g_keyFIFOend] = g_keyRemapTable[key];
g_keyFIFO[(g_keyFIFOend+1)&(KEYFIFOSIZ-1)] = state;
g_keyFIFOend = ((g_keyFIFOend+2)&(KEYFIFOSIZ-1));
}
}
char keyGetScan(void)
{
if (g_keyFIFOpos == g_keyFIFOend)
return 0;
char const c = g_keyFIFO[g_keyFIFOpos];
g_keyFIFOpos = ((g_keyFIFOpos + 2) & (KEYFIFOSIZ - 1));
return c;
}
void keyFlushScans(void)
{
Bmemset(&g_keyFIFO,0,sizeof(g_keyFIFO));
g_keyFIFOpos = g_keyFIFOend = 0;
}
//
// character-based input functions
//
char keyGetChar(void)
{
if (g_keyAsciiPos == g_keyAsciiEnd)
return 0;
char const c = g_keyAsciiFIFO[g_keyAsciiPos];
g_keyAsciiPos = ((g_keyAsciiPos + 1) & (KEYFIFOSIZ - 1));
return c;
}
void keyFlushChars(void)
{
Bmemset(&g_keyAsciiFIFO,0,sizeof(g_keyAsciiFIFO));
g_keyAsciiPos = g_keyAsciiEnd = 0;
}
const char *keyGetName(int32_t num) { return ((unsigned)num >= NUMKEYS) ? NULL : g_keyNameTable[num]; }
vec2_t g_mousePos;
vec2_t g_mouseAbs;
int32_t g_mouseBits;
uint8_t g_mouseClickState;
bool g_mouseEnabled;
bool g_mouseGrabbed;
bool g_mouseInsideWindow = 1;
bool g_mouseLockedToWindow = 1;
void (*g_mouseCallback)(int32_t, int32_t);
void mouseSetCallback(void(*callback)(int32_t, int32_t)) { g_mouseCallback = callback; }
int32_t mouseAdvanceClickState(void)
{
switch (g_mouseClickState)
{
case MOUSE_PRESSED: g_mouseClickState = MOUSE_HELD; return 1;
case MOUSE_RELEASED: g_mouseClickState = MOUSE_IDLE; return 1;
case MOUSE_HELD: return 1;
}
return 0;
}
void mouseReadPos(int32_t *x, int32_t *y)
{
if (!g_mouseEnabled || !g_mouseGrabbed || !appactive)
{
*x = *y = 0;
return;
}
*x = g_mousePos.x;
*y = g_mousePos.y;
g_mousePos.x = g_mousePos.y = 0;
}
int32_t mouseReadAbs(vec2_t * const pResult, vec2_t const * const pInput)
{
if (!g_mouseEnabled || !appactive || !g_mouseInsideWindow || (osd && osd->flags & OSD_CAPTURE))
return 0;
int32_t const xwidth = max(scale(240<<16, xdim, ydim), 320<<16);
pResult->x = scale(pInput->x, xwidth, xres) - ((xwidth>>1) - (320<<15));
pResult->y = scale(pInput->y, 200<<16, yres);
pResult->y = divscale16(pResult->y - (200<<15), rotatesprite_yxaspect) + (200<<15) - rotatesprite_y_offset;
return 1;
}
int32_t mouseReadButtons(void)
{
return (!g_mouseEnabled || !appactive || !g_mouseInsideWindow || (osd && osd->flags & OSD_CAPTURE)) ? 0 : g_mouseBits;
}
controllerinput_t joystick;
void joySetCallback(void (*callback)(int32_t, int32_t)) { joystick.pCallback = callback; }
void joyReadButtons(int32_t *pResult) { *pResult = appactive ? joystick.bits : 0; }
#if defined __linux || defined EDUKE32_BSD || defined __APPLE__
# include <sys/mman.h>
#endif
// Calculate ylookup[] and call setvlinebpl()
void calc_ylookup(int32_t bpl, int32_t lastyidx)
{
int32_t i, j=0;
static int32_t ylookupsiz;
Bassert(lastyidx <= MAXYDIM);
lastyidx++;
if (lastyidx > ylookupsiz)
{
Xaligned_free(ylookup);
ylookup = (intptr_t *)Xaligned_alloc(16, lastyidx * sizeof(intptr_t));
ylookupsiz = lastyidx;
}
for (i=0; i<=lastyidx-4; i+=4)
{
ylookup[i] = j;
ylookup[i + 1] = j + bpl;
ylookup[i + 2] = j + (bpl << 1);
ylookup[i + 3] = j + (bpl * 3);
j += (bpl << 2);
}
for (; i<lastyidx; i++)
{
ylookup[i] = j;
j += bpl;
}
setvlinebpl(bpl);
}
void makeasmwriteable(void)
{
}
int32_t vsync=0;
int32_t g_logFlushWindow = 1;
#ifdef USE_OPENGL
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, // Buffer storage
0, // Sync
0, // Depth Clamp
0, // Clip Control
0, // GL info dumped
};
// Used to register the game's / editor's osdcmd_vidmode() functions here.
int32_t (*baselayer_osdcmd_vidmode_func)(osdcmdptr_t parm);
static int osdfunc_setrendermode(osdcmdptr_t parm)
{
if (parm->numparms != 1)
return OSDCMD_SHOWHELP;
char *p;
int32_t 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);
}
videoSetRenderMode(m);
char const *renderer = "other";
switch (videoGetRenderMode())
{
case REND_CLASSIC:
#ifdef NOASM
renderer = "classic software (C)";
#else
renderer = "classic software (ASM)";
#endif
break;
case REND_POLYMOST:
renderer = "polygonal OpenGL";
break;
#ifdef POLYMER
case REND_POLYMER:
renderer = "great justice (Polymer)";
break;
#endif
}
OSD_Printf("Rendering method changed to %s\n", renderer);
return OSDCMD_OK;
}
#ifdef DEBUGGINGAIDS
static int osdcmd_hicsetpalettetint(osdcmdptr_t parm)
{
int32_t parms[8];
if (parm->numparms < 1 || (int32_t)ARRAY_SIZE(parms) < parm->numparms) return OSDCMD_SHOWHELP;
size_t i;
for (i = 0; (int32_t)i < parm->numparms; ++i)
parms[i] = Batol(parm->parms[i]);
for (; i < ARRAY_SIZE(parms); ++i)
parms[i] = 0;
// order is intentional
hicsetpalettetint(parms[0],parms[1],parms[2],parms[3],parms[5],parms[6],parms[7],parms[4]);
return OSDCMD_OK;
}
#endif
int osdcmd_glinfo(osdcmdptr_t UNUSED(parm))
{
UNREFERENCED_CONST_PARAMETER(parm);
if (bpp == 8)
{
initprintf("glinfo: not in OpenGL mode!\n");
return OSDCMD_OK;
}
initprintf("OpenGL information\n %s %s %s\n",
glinfo.vendor, glinfo.renderer, glinfo.version);
if (!glinfo.dumped)
return OSDCMD_OK;
char const *s[] = { "supported", "not supported" };
#define SUPPORTED(x) (x ? s[0] : s[1])
initprintf(" BGRA textures: %s\n", SUPPORTED(glinfo.bgra));
initprintf(" Non-power-of-2 textures: %s\n", SUPPORTED(glinfo.texnpot));
initprintf(" Clamp-to-edge: %s\n", SUPPORTED(glinfo.clamptoedge));
initprintf(" Multi-texturing: %s\n", SUPPORTED(glinfo.multitex));
initprintf(" Framebuffer objects: %s\n", SUPPORTED(glinfo.fbos));
initprintf(" Texture compression: %s\n", SUPPORTED(glinfo.texcompr));
initprintf(" Multi-sampling: %s\n", SUPPORTED(glinfo.multisample));
initprintf(" NVIDIA multisample hint: %s\n", SUPPORTED(glinfo.nvmultisamplehint));
initprintf(" ARBfp fragment programs: %s\n", SUPPORTED(glinfo.arbfp));
initprintf(" Depth textures: %s\n", SUPPORTED(glinfo.depthtex));
initprintf(" Shadow textures: %s\n", SUPPORTED(glinfo.shadow));
initprintf(" Rectangle textures: %s\n", SUPPORTED(glinfo.rect));
initprintf(" env_combine: %s\n", SUPPORTED(glinfo.envcombine));
initprintf(" Vertex buffer objects: %s\n", SUPPORTED(glinfo.vbos));
initprintf(" Shader model 4: %s\n", SUPPORTED(glinfo.sm4));
initprintf(" Occlusion queries: %s\n", SUPPORTED(glinfo.occlusionqueries));
initprintf(" GLSL: %s\n", SUPPORTED(glinfo.glsl));
initprintf(" Debug output: %s\n", SUPPORTED(glinfo.debugoutput));
initprintf(" Buffer storage: %s\n", SUPPORTED(glinfo.bufferstorage));
initprintf(" Sync: %s\n", SUPPORTED(glinfo.sync));
initprintf(" Maximum anisotropy: %.1f%s\n", glinfo.maxanisotropy, glinfo.maxanisotropy > 1.0 ? "" : " (no anisotropic filtering)");
#undef SUPPORTED
initprintf(" Extensions:\n%s", glinfo.extensions);
return OSDCMD_OK;
}
#endif
static int osdcmd_cvar_set_baselayer(osdcmdptr_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"))
{
videoSetPalette(GAMMA_CALC,0,0);
return r;
}
return r;
}
int32_t baselayer_init(void)
{
#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
static osdcvardata_t cvars_engine[] =
{
{ "lz4compressionlevel","adjust LZ4 compression level used for savegames",(void *) &lz4CompressionLevel, CVAR_INT, 1, 32 },
{ "r_borderless", "borderless windowed mode: 0: never 1: always 2: if resolution matches desktop", (void *) &r_borderless, CVAR_INT|CVAR_RESTARTVID, 0, 2 },
{ "r_displayindex","index of output display",(void *)&r_displayindex, CVAR_INT|CVAR_RESTARTVID, 0, 10 },
{ "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_fpgrouscan","use floating-point numbers for slope rendering",(void *) &r_fpgrouscan, CVAR_BOOL, 0, 1 },
{ "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 *) &g_videoGamma, CVAR_FLOAT|CVAR_FUNCPTR, 0, 10 },
{ "vid_contrast","adjusts contrast component of gamma ramp",(void *) &g_videoContrast, CVAR_FLOAT|CVAR_FUNCPTR, 0, 10 },
{ "vid_brightness","adjusts brightness component of gamma ramp",(void *) &g_videoBrightness, CVAR_FLOAT|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 (auto & i : cvars_engine)
OSD_RegisterCvar(&i, (i.flags & 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"
" 3 - Polygonal OpenGL\n"
#ifdef POLYMER
" 4 - Great justice renderer (Polymer)\n"
#endif
,
osdfunc_setrendermode);
# 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);
polymost_initosdfuncs();
#endif
for (native_t i = 0; i < NUMKEYS; i++) g_keyRemapTable[i] = i;
return 0;
}
void maybe_redirect_outputs(void)
{
#if !(defined __APPLE__ && defined __BIG_ENDIAN__)
char *argp;
// pipe standard outputs to files
if ((argp = Bgetenv("BUILD_LOGSTDOUT")) == NULL || Bstrcasecmp(argp, "TRUE"))
return;
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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