Improved mouse aiming for Mapster32 (not yet in action)

git-svn-id: https://svn.eduke32.com/eduke32@1456 1a8010ca-5511-0410-912e-c29ae57300e0
This commit is contained in:
helixhorned 2009-07-11 22:20:15 +00:00
parent 402221cad3
commit a3c0bee4a3
5 changed files with 434 additions and 25 deletions

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@ -298,7 +298,7 @@ extern void (APIENTRY * bgluPerspective) (GLdouble fovy, GLdouble as
extern const GLubyte * (APIENTRY * bgluErrorString) (GLenum error);
extern GLint (APIENTRY * bgluProject)(GLdouble objX, GLdouble objY, GLdouble objZ, const GLdouble *model, const GLdouble *proj, const GLint *view, GLdouble* winX, GLdouble* winY, GLdouble* winZ);
extern GLint (APIENTRY * bgluUnProject)(GLdouble winX, GLdouble winY, GLdouble winZ, const GLdouble * model, const GLdouble * proj, const GLint * view, GLdouble* objX, GLdouble* objY, GLdouble* objZ);
#ifdef RENDERTYPEWIN
// Windows

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@ -240,18 +240,22 @@ static int32_t osdcmd_restartvid(const osdfuncparm_t *parm)
static int32_t osdcmd_vidmode(const osdfuncparm_t *parm)
{
int32_t newx = xdim, newy = ydim, newbpp = bpp, newfullscreen = fullscreen;
int32_t newx = xdim, newy = ydim, newbpp = bpp, newfullscreen = fullscreen, tmp;
extern int32_t qsetmode;
switch (parm->numparms)
{
case 1: // bpp switch
newbpp = Batol(parm->parms[0]);
tmp = Batol(parm->parms[0]);
if (tmp==8 || tmp==16 || tmp==32)
newbpp = tmp;
break;
case 4: // fs, res, bpp switch
newfullscreen = (Batol(parm->parms[3]) != 0);
case 3: // res & bpp switch
newbpp = Batol(parm->parms[2]);
tmp = Batol(parm->parms[2]);
if (tmp==8 || tmp==16 || tmp==32)
newbpp = tmp;
case 2: // res switch
newx = Batol(parm->parms[0]);
newy = Batol(parm->parms[1]);
@ -294,6 +298,38 @@ extern int32_t startwin_run(void);
extern char *defsfilename; // set in bstub.c
#ifdef M32_SHOWDEBUG
extern char m32_debugstr[64][128];
extern int32_t m32_numdebuglines;
void M32_drawdebug(void)
{
int i;
int x=4, y=8;
char tstr[64];
static int inited = 0;
if (!inited)
{
Bmemset(m32_debugstr, 0, sizeof(m32_debugstr));
inited = 1;
}
begindrawing();
Bsprintf(tstr, "searchstat=%d, searchsector=%d, searchwall=%d",
searchstat, searchsector, searchwall);
printext256(x,y,whitecol,0,tstr,xdimgame>640?0:1);
for (i=0; i<m32_numdebuglines; i++)
{
y+=8;
printext256(x,y,whitecol,0,m32_debugstr[i],xdimgame>640?0:1);
}
enddrawing();
m32_numdebuglines=0;
}
#endif
int32_t app_main(int32_t argc, const char **argv)
{
char quitflag, cmdsetup = 0;
@ -474,7 +510,9 @@ CANCEL:
ExtAnalyzeSprites();
#endif
drawmasks();
#ifdef M32_SHOWDEBUG
M32_drawdebug();
#endif
ExtCheckKeys();
nextpage();

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@ -265,6 +265,8 @@ void (APIENTRY * bgluPerspective)(GLdouble fovy, GLdouble aspect, GLdouble zNear
const GLubyte *(APIENTRY * bgluErrorString)(GLenum error);
GLint(APIENTRY * bgluProject)(GLdouble objX, GLdouble objY, GLdouble objZ, const GLdouble *model, const GLdouble *proj, const GLint *view, GLdouble* winX, GLdouble* winY, GLdouble* winZ);
GLint (APIENTRY * bgluUnProject)(GLdouble winX, GLdouble winY, GLdouble winZ, const GLdouble * model, const GLdouble * proj, const GLint * view, GLdouble* objX, GLdouble* objY, GLdouble* objZ);
#ifdef RENDERTYPEWIN
// Windows
@ -945,6 +947,7 @@ int32_t loadglulibrary(const char *driver)
bgluErrorString = GLUGETPROC("gluErrorString");
bgluProject = GLUGETPROC("gluProject");
bgluUnProject = GLUGETPROC("gluUnProject");
if (err) unloadglulibrary();
return err;
@ -982,6 +985,7 @@ int32_t unloadglulibrary(void)
bgluErrorString = NULL;
bgluProject = NULL;
bgluUnProject = NULL;
return 0;
}

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@ -570,6 +570,8 @@ _pranimatespritesinfo asi;
// MEMORY POOL
nedpool* polymer_pool = NULL;
void polymer_alt_editorselect(void);
// EXTERNAL FUNCTIONS
int32_t polymer_init(void)
{
@ -838,6 +840,11 @@ void polymer_drawrooms(int32_t daposx, int32_t daposy, int32_t da
curmodelviewmatrix = rootmodelviewmatrix;
#ifdef M32_ALTAIMING
// only showcase for now...
polymer_alt_editorselect();
#endif
// build globals used by rotatesprite
viewangle = daang;
globalang = (daang&2047);
@ -1538,6 +1545,13 @@ static void polymer_displayrooms(int16_t dacursectnum)
return;
}
#ifdef M32_SHOWDEBUG
#define QNUM 128
GLfloat qverts[QNUM*3];
GLfloat qcolors[QNUM*3];
int qvertcount = 0;
#endif
static void polymer_drawplane(_prplane* plane)
{
int32_t materialbits;
@ -1582,6 +1596,32 @@ static void polymer_drawplane(_prplane* plane)
// bglEnd();
// bglEnable(GL_TEXTURE_2D);
#ifdef M32_SHOWDEBUG
// debug code for new Mapster32 mouse aim
if (qvertcount > 0)
{
bglPushAttrib(GL_ENABLE_BIT);
bglDisable(GL_TEXTURE_2D);
bglDisable(GL_DEPTH_TEST);
int ii;
bglBegin(GL_LINE_LOOP);
for (ii=0; ii<qvertcount; ii++)
{
if (qverts[3*ii]==0 && qverts[3*ii+1]==0 && qverts[3*ii+2]==0)
{
bglEnd();
bglBegin(GL_LINE_LOOP);
continue;
}
bglColor4f(qcolors[(3*ii)+0],qcolors[(3*ii)+1],qcolors[(3*ii)+2],1.0);
bglVertex3f(qverts[(3*ii)+0],qverts[(3*ii)+1],qverts[(3*ii)+2]);
}
qvertcount=0;
bglEnd();
bglPopAttrib();
}
#endif
bglNormal3f((float)(plane->plane[0]), (float)(plane->plane[1]), (float)(plane->plane[2]));
if (plane->vbo && (pr_vbos > 0))
@ -1726,8 +1766,8 @@ static void polymer_freeboard(void)
static void polymer_editorselect(void)
{
int32_t i, n;
double ox, oy, oz, ox2, oy2, oz2, px[6], py[6], pz[6];
// int32_t i, n;
double ox, oy, oz, ox2, oy2, oz2, r;
//Polymost supports true look up/down :) Here, we convert horizon to angle.
//gchang&gshang are cos&sin of this angle (respectively)
@ -1736,6 +1776,10 @@ static void polymer_editorselect(void)
gvisibility = ((float)globalvisibility)*FOGSCALE;
//global cos/sin height angle
r = (double)((ydimen>>1)-ghoriz);
gshang = r/sqrt(r*r+ghalfx*ghalfx);
gchang = sqrt(1.0-gshang*gshang);
ghoriz = (double)(ydimen>>1);
//global cos/sin tilt angle
@ -1744,24 +1788,6 @@ static void polymer_editorselect(void)
if (fabs(gstang) < .001) //This hack avoids nasty precision bugs in domost()
{ gstang = 0; if (gctang > 0) gctang = 1.0; else gctang = -1.0; }
//Generate viewport trapezoid (for handling screen up/down)
px[0] = px[3] = 0-1; px[1] = px[2] = windowx2+1-windowx1+2;
py[0] = py[1] = 0-1; py[2] = py[3] = windowy2+1-windowy1+2; n = 4;
for (i=0; i<n; i++)
{
ox = px[i]-ghalfx; oy = py[i]-ghoriz; oz = ghalfx;
//Tilt rotation (backwards)
ox2 = ox*gctang + oy*gstang;
oy2 = oy*gctang - ox*gstang;
oz2 = oz;
//Up/down rotation (backwards)
px[i] = ox2;
py[i] = oy2*gchang + oz2*gshang;
pz[i] = oz2*gchang - oy2*gshang;
}
if (searchit == 2)
{
int32_t vx, vy, vz;
@ -1825,6 +1851,343 @@ static void polymer_editorselect(void)
}
}
// vvv --- improved editor aiming
static inline GLfloat dot2f(GLfloat *v1, GLfloat *v2)
{
return v1[0]*v2[0] + v1[1]*v2[1];
}
static inline GLfloat dot3f(GLfloat *v1, GLfloat *v2)
{
return v1[0]*v2[0] + v1[1]*v2[1] + v1[2]*v2[2];
}
static inline void relvec2f(GLfloat *v1, GLfloat *v2, GLfloat *out)
{
out[0] = v2[0]-v1[0];
out[1] = v2[1]-v1[1];
}
static inline void relvec3f(GLfloat *v1, GLfloat *v2, GLfloat *out)
{
out[0] = v2[0]-v1[0];
out[1] = v2[1]-v1[1];
out[2] = v2[2]-v1[2];
}
static inline void addvec3f(GLfloat *v1, GLfloat *v2, GLfloat *out)
{
out[0] = v1[0]+v2[0];
out[1] = v1[1]+v2[1];
out[2] = v1[2]+v2[2];
}
static void cross3f(GLfloat* va, GLfloat* vb, GLfloat* out)
{
GLfloat out0 = va[1]*vb[2] - va[2]*vb[1];
GLfloat out1 = va[2]*vb[0] - va[0]*vb[2];
GLfloat out2 = va[0]*vb[1] - va[1]*vb[0];
out[0]=out0, out[1]=out1, out[2]=out2;
}
#ifdef M32_SHOWDEBUG
char m32_debugstr[64][128];
int32_t m32_numdebuglines=0;
#endif
void polymer_alt_editorselect(void)
{
int i,j;
GLdouble model[16];
GLdouble proj[16];
GLint view[4];
bglGetDoublev(GL_MODELVIEW_MATRIX, model);
bglGetDoublev(GL_PROJECTION_MATRIX, proj);
bglGetIntegerv(GL_VIEWPORT, view);
GLdouble x,y,z, viewx,viewy,viewz;
GLfloat dadepth;
bglReadPixels(searchx, ydimen-searchy, 1,1, GL_DEPTH_COMPONENT, GL_FLOAT, &dadepth);
bgluUnProject(searchx, ydimen-searchy, dadepth, model, proj, view, &x, &y, &z);
bgluUnProject(searchx, ydimen-searchy, 0.0, model, proj, view, &viewx, &viewy, &viewz);
int8_t bestwhat = -1;
int16_t bestsec = -1;
int16_t bestwall = -1;
GLfloat bestdist = 1000; //todo: tweak...
#ifdef M32_SHOWDEBUG
GLfloat col1[3]={1.0,0.0,0.0};
GLfloat col2[3]={0.0,1.0,0.0};
GLfloat col3[3]={0.0,0.0,1.0};
GLfloat col4[3]={0.0,1.0,1.0};
GLfloat dummyvert[3] = {0,0,0};
qvertcount=0;
#endif
for (i=0; i<numwalls; i++)
{
_prwall *w = prwalls[i];
walltype *wal = &wall[i];
if (!w->flags.uptodate)
continue;
_prplane *wp = &w->wall;
int8_t what;
GLfloat *pl = wp->plane;
GLdouble a=pl[0], b=pl[1], c=pl[2], d=pl[3];
GLdouble nnormsq, nnorm, dist;
nnormsq = a*a + b*b + c*c;
nnorm = sqrt(nnormsq);
GLfloat npl[3] = {a/nnorm, b/nnorm, c/nnorm};
GLfloat scrv[3] = {x-viewx, y-viewy, z-viewz};
if (-dot3f(scrv,pl)<0)
continue;
GLfloat coeff = -d/nnormsq;
GLfloat pointonplane[3] = {coeff*a, coeff*b, coeff*c};
GLfloat vec[3] = {x-pointonplane[0], y-pointonplane[1], z-pointonplane[2]};
dist = fabs((a*vec[0] + b*vec[1] + c*vec[2])/nnorm);
if (dist > bestdist)
continue;
_prplane *pp;
// TODO: the parallax cases...
for (what=0; what < (wal->nextsector>=0?2:1); what++)
{
pp=wp;
if (what==0)
{
if (wal->nextsector>=0 && !(w->underover&1))
continue;
}
else if (what==1)
{
if (!(w->underover&2))
continue;
pp=&w->over;
}
/*
else if (what==2)
{
if (!(wal->cstat&16) && !(wal->cstat&32))
continue;
pp=&w->mask;
}
*/
GLfloat v1[3], v2[3], v3[3], v4[3], v12[3], v34[3], v1p_r[3], v3p_r[3];
GLfloat v23[3], v41[3], v2p_r[3], v4p_r[3];
GLfloat tp[3]={x,y,z};
Bmemcpy(v1, &pp->buffer[0], 3*sizeof(GLfloat));
Bmemcpy(v2, &pp->buffer[5], 3*sizeof(GLfloat));
Bmemcpy(v3, &pp->buffer[10], 3*sizeof(GLfloat));
Bmemcpy(v4, &pp->buffer[15], 3*sizeof(GLfloat));
relvec3f(v1,v2, v12);
relvec3f(v3,v4, v34);
relvec3f(v1,tp, v1p_r);
relvec3f(v3,tp, v3p_r);
cross3f(npl,v1p_r, v1p_r);
cross3f(npl,v3p_r, v3p_r);
relvec3f(v2,v3, v23);
relvec3f(v4,v1, v41);
relvec3f(v2,tp, v2p_r);
relvec3f(v4,tp, v4p_r);
cross3f(npl,v2p_r, v2p_r);
cross3f(npl,v4p_r, v4p_r);
if (dot3f(v12,v12)>0.25 && dot3f(v34,v34)>0.25
&& (v23[1]<0 || dot3f(v23,v23)<=0.25 || dot3f(v23,v2p_r) < 0)
&& (dot3f(v41,v41)<=0.25 || dot3f(v41,v4p_r) < 0)
&& dot3f(v12,v1p_r) < 0 && dot3f(v34,v3p_r) < 0)
{
bestwhat = (what==2)?4:0;
bestwall = i;
bestdist = dist;
bestsec = sectorofwall(i);
#ifdef M32_SHOWDEBUG
if (m32_numdebuglines<64)
{
Bsprintf(m32_debugstr[m32_numdebuglines++], "what=wall %d, dist=%.02f, sec=%d",
bestwall, bestdist, bestsec);
}
if (qvertcount<QNUM-3)
{
Bmemcpy(&qcolors[3*qvertcount],col1,sizeof(col1));
Bmemcpy(&qverts[3*qvertcount++],v1, 3*sizeof(GLfloat));
Bmemcpy(&qcolors[3*qvertcount],col2,sizeof(col2));
Bmemcpy(&qverts[3*qvertcount++],v2, 3*sizeof(GLfloat));
Bmemcpy(&qcolors[3*qvertcount],col3,sizeof(col3));
Bmemcpy(&qverts[3*qvertcount++],v3, 3*sizeof(GLfloat));
Bmemcpy(&qcolors[3*qvertcount],col4,sizeof(col4));
Bmemcpy(&qverts[3*qvertcount++],v4, 3*sizeof(GLfloat));
Bmemcpy(&qverts[3*qvertcount++],dummyvert, 3*sizeof(GLfloat));
}
#endif
}
}
}
for (i=0; i<numsectors; i++)
{
_prsector *s = prsectors[i];
sectortype *sec = &sector[i];
if (!s->flags.uptodate)
continue;
_prplane *cfp;
int8_t what = 1;
for (what=1; what<=2; what++)
{
if (what==1)
cfp = &s->ceil;
else
cfp = &s->floor;
GLfloat *pl = cfp->plane;
GLdouble a=pl[0], b=pl[1], c=pl[2], d=pl[3];
GLfloat scrv[3] = {x-viewx, y-viewy, z-viewz};
if (-dot3f(scrv,pl)<0)
continue;
GLdouble nnormsq, nnorm, dist;
nnormsq = a*a + b*b + c*c;
nnorm = sqrt(nnormsq);
GLfloat coeff = -d/nnormsq;
GLfloat pointonplane[3] = {coeff*a, coeff*b, coeff*c};
GLfloat vec[3] = {x-pointonplane[0], y-pointonplane[1], z-pointonplane[2]};
dist = fabs((a*vec[0] + b*vec[1] + c*vec[2])/nnorm);
if (dist > bestdist)
continue;
// projected point
GLfloat p[2] =
{
//x,
((b*b+c*c)*x - a*b*y - a*c*z - a*d)/nnormsq,
//y,
//(-a*b*x + (a*a+c*c)*y - b*c*z - b*d)/nnormsq,
//z
(-a*c*x - b*c*y + (a*a+b*b)*z - c*d)/nnormsq
};
// implementation using a loop over all triangles
for (j=0; j<s->indicescount; j+=3)
{
GLushort idx[3] = {cfp->indices[j], cfp->indices[j+1], cfp->indices[j+2]};
GLfloat v1[2] = {cfp->buffer[(idx[0]*5)], cfp->buffer[(idx[0]*5)+2]};
GLfloat v2[2] = {cfp->buffer[(idx[1]*5)], cfp->buffer[(idx[1]*5)+2]};
GLfloat v3[2] = {cfp->buffer[(idx[2]*5)], cfp->buffer[(idx[2]*5)+2]};
GLfloat v12[2] = {v2[0]-v1[0], v2[1]-v1[1]};
GLfloat v23[2] = {v3[0]-v2[0], v3[1]-v2[1]};
GLfloat v31[2] = {v1[0]-v3[0], v1[1]-v3[1]};
int rotsign = (what==1)?-1:1;
GLfloat v1p_r[2] = {rotsign*(p[1]-v1[1]), -rotsign*(p[0]-v1[0])};
GLfloat v2p_r[2] = {rotsign*(p[1]-v2[1]), -rotsign*(p[0]-v2[0])};
GLfloat v3p_r[2] = {rotsign*(p[1]-v3[1]), -rotsign*(p[0]-v3[0])};
if (dot2f(v12,v12)>0.25 && dot2f(v23,v23)>0.25 && dot2f(v31,v31)>0.25
&& dot2f(v12,v1p_r) < 0 && dot2f(v23,v2p_r) < 0 && dot2f(v31,v3p_r) < 0)
{
bestwhat = what;
bestsec = i;
bestdist = dist;
#ifdef M32_SHOWDEBUG
if (qvertcount<QNUM-3)
{
Bmemcpy(&qcolors[3*qvertcount],col1,sizeof(col1));
qverts[(3*qvertcount)+0] = v1[0];
qverts[(3*qvertcount)+1] = cfp->buffer[(idx[0]*5+1)];
qverts[(3*qvertcount)+2] = v1[1];
qvertcount++;
Bmemcpy(&qcolors[3*qvertcount],col2,sizeof(col1));
qverts[(3*qvertcount)+0] = v2[0];
qverts[(3*qvertcount)+1] = cfp->buffer[(idx[1]*5+1)];
qverts[(3*qvertcount)+2] = v2[1];
qvertcount++;
Bmemcpy(&qcolors[3*qvertcount],col3,sizeof(col1));
qverts[(3*qvertcount)+0] = v3[0];
qverts[(3*qvertcount)+1] = cfp->buffer[(idx[2]*5+1)];
qverts[(3*qvertcount)+2] = v3[1];
qvertcount++;
Bmemcpy(&qverts[3*qvertcount++],dummyvert, 3*sizeof(GLfloat));
}
#endif
goto nextsector;
}
} // loop over triangles
/*
// implementation using inside() (less precise)
if (inside(-p[1],p[0],i))
{
bestwhat = what;
bestsec = i;
bestdist = dist;
}
*/
nextsector:
if (bestsec==i)
{
int16_t k, bestk=0;
GLfloat bestwdistsq = 1e60, wdistsq, wnorm;
GLfloat w1[2], w2[2], w21[2], pw1[2], pw2[2];
GLfloat ptonline[2];
GLfloat scrvxz[2]={scrv[0],scrv[2]};
GLfloat scrvxznorm, scrvxzn[2];
GLfloat w1d, w2d;
walltype *wal = &wall[sec->wallptr];
for (k=0; k<sec->wallnum; k++)
{
w1[1] = -wal[k].x;
w1[0] = wal[k].y;
w2[1] = -wall[wal[k].point2].x;
w2[0] = wall[wal[k].point2].y;
scrvxznorm = sqrt(dot2f(scrvxz,scrvxz));
scrvxzn[0] = scrvxz[1]/scrvxznorm;
scrvxzn[1] = -scrvxz[0]/scrvxznorm;
relvec2f(p,w1, pw1);
relvec2f(p,w2, pw2);
relvec2f(w2,w1, w21);
w1d = dot2f(scrvxzn,pw1);
w2d = dot2f(scrvxzn,pw2);
w2d = -w2d;
if (w1d < 0 || w2d < 0 || w1d + w2d < 0.01)
continue;
wnorm = sqrt(dot2f(w21,w21));
ptonline[0] = w2[0]+(wnorm*w2d/(w1d+w2d))*w21[0];
ptonline[1] = w2[1]+(wnorm*w2d/(w1d+w2d))*w21[1];
wdistsq = (ptonline[0]-p[0])*(ptonline[0]-p[0]) + (ptonline[1]-p[1])*(ptonline[1]-p[1]);
if (wdistsq < bestwdistsq)
{
bestk = k;
bestwdistsq = wdistsq;
}
}
bestwall = sec->wallptr+bestk;
#ifdef M32_SHOWDEBUG
if (m32_numdebuglines<64)
Bsprintf(m32_debugstr[m32_numdebuglines++], "what=sec %d, dist=%.02f, wall=%d", bestsec, bestdist, bestwall);
#endif
} // determine searchwall
} // ceiling or floor
} // loop over sectors
}
// SECTORS
static int32_t polymer_initsector(int16_t sectnum)
{

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@ -5725,6 +5725,9 @@ int32_t polymost_printext256(int32_t xpos, int32_t ypos, int16_t col, int16_t ba
bglEnd();
}
bglPushAttrib(GL_POLYGON_BIT); // we want to have readable text in wireframe mode, too
bglPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
bglEnable(GL_TEXTURE_2D);
bglEnable(GL_BLEND);
bglColor4ub(p.r,p.g,p.b,255);
@ -5771,6 +5774,7 @@ int32_t polymost_printext256(int32_t xpos, int32_t ypos, int16_t col, int16_t ba
bglEnd();
bglDepthMask(GL_TRUE); // re-enable writing to the z-buffer
bglPopAttrib();
return 0;
#endif