void draw_background_part(int back,double left,double top,double width,double height,double x,double y)
{
get_background(bck2d,back);
texture_use(GmTextures[bck2d->texture]->gltex);
glPushAttrib(GL_CURRENT_BIT);
glColor4f(1,1,1,1);
float tbw = bck2d->width/(float)bck2d->texbordx, tbh = bck2d->height/(float)bck2d->texbordy,
tbx1 = left/tbw, tbx2 = tbx1 + width/tbw,
tby1 = top/tbh, tby2 = tby1 + height/tbh;
glBegin(GL_TRIANGLE_STRIP);
glTexCoord2f(tbx1,tby1);
glVertex2f(x,y);
glTexCoord2f(tbx2,tby1);
glVertex2f(x+width,y);
glTexCoord2f(tbx1,tby2);
glVertex2f(x,y+height);
glTexCoord2f(tbx2,tby2);
glVertex2f(x+width,y+height);
glEnd();
glPopAttrib();
}
void draw_sprite_general(int spr, int subimg, gs_scalar left, gs_scalar top, gs_scalar width, gs_scalar height, gs_scalar x, gs_scalar y, gs_scalar xscale, gs_scalar yscale, double rot, int c1, int c2, int c3, int c4, gs_scalar a1, gs_scalar a2, gs_scalar a3, gs_scalar a4)
{
get_spritev(spr2d,spr);
const int usi = subimg >= 0 ? (subimg % spr2d->subcount) : int(((enigma::object_graphics*)enigma::instance_event_iterator->inst)->image_index) % spr2d->subcount;
texture_use(GmTextures[spr2d->texturearray[usi]]->gltex);
const gs_scalar
tbw = spr2d->width/spr2d->texbordxarray[usi], tbh = spr2d->height/spr2d->texbordyarray[usi],
w = width*xscale, h = height*yscale;
rot *= M_PI/180;
const gs_scalar wcosrot = w*cos(rot), wsinrot = w*sin(rot);
const gs_scalar ulcx = x + xscale * cos(M_PI+rot) + yscale * cos(M_PI/2+rot),
ulcy = y - yscale * sin(M_PI+rot) - yscale * sin(M_PI/2+rot);
const gs_scalar ulcx2 = ulcx + h * cos(3*M_PI/2 + rot),
ulcy2 = ulcy - h * sin(3*M_PI/2 + rot);
const gs_scalar data[4*8] = {
ulcx,ulcy, left/tbw,top/tbh, __GETR(c1), __GETG(c1), __GETB(c1), a1,
ulcx + wcosrot, ulcy - wsinrot, (left+width)/tbw,top/tbh, __GETR(c2), __GETG(c2), __GETB(c2), a2,
ulcx2 + wcosrot, ulcy2 - wsinrot, (left+width)/tbw,(top+height)/tbh, __GETR(c3), __GETG(c3), __GETB(c3), a3,
ulcx2,ulcy2, left/tbw,(top+height)/tbh, __GETR(c4), __GETG(c4), __GETB(c4), a4
};
plane2D_rotated(data);
}
void draw_surface_general(int id, gs_scalar left, gs_scalar top, gs_scalar width, gs_scalar height, gs_scalar x, gs_scalar y, gs_scalar xscale, gs_scalar yscale, double rot, int c1, int c2, int c3, int c4, gs_scalar a1, gs_scalar a2, gs_scalar a3, gs_scalar a4)
{
get_surface(surf,id);
texture_use(surf->tex);
glPushAttrib(GL_CURRENT_BIT);
const gs_scalar tbw = surf->width, tbh = surf->height,
w = width*xscale, h = height*yscale;
rot *= M_PI/180;
gs_scalar ulcx = x + xscale * cos(M_PI+rot) + yscale * cos(M_PI/2+rot),
ulcy = y - yscale * sin(M_PI+rot) - yscale * sin(M_PI/2+rot);
glBegin(GL_QUADS);
glColor4ub(__GETR(c1),__GETG(c1),__GETB(c1),char(a1*255));
glTexCoord2f(left/tbw,top/tbh);
glVertex2f(ulcx,ulcy);
glColor4ub(__GETR(c2),__GETG(c2),__GETB(c2),char(a2*255));
glTexCoord2f((left+width)/tbw,top/tbh);
glVertex2f((ulcx + w*cos(rot)), (ulcy - w*sin(rot)));
ulcx += h * cos(3*M_PI/2 + rot);
ulcy -= h * sin(3*M_PI/2 + rot);
glColor4ub(__GETR(c3),__GETG(c3),__GETB(c3),char(a3*255));
glTexCoord2f((left+width)/tbw,(top+height)/tbh);
glVertex2f((ulcx + w*cos(rot)), (ulcy - w*sin(rot)));
glColor4ub(__GETR(c4),__GETG(c4),__GETB(c4),char(a4*255));
glTexCoord2f(left/tbw,(top+height)/tbh);
glVertex2f(ulcx,ulcy);
glEnd();
glPopAttrib();
}
int draw_primitive_begin_texture(int dink,unsigned tex)
{
texture_use(tex);
GLenum kind = ptypes_by_id[ dink & 15 ];
glBegin(kind);
return 0;
}
void draw_surface_tiled(int id, gs_scalar x, gs_scalar y)
{
get_surface(surf,id);
texture_use(surf->tex);
glPushAttrib(GL_CURRENT_BIT);
glColor4f(1,1,1,1);
x=surf->width-fmod(x,surf->width);
y=surf->height-fmod(y,surf->height);
const int hortil= int (ceil(room_width/(surf->width))),
vertil= int (ceil(room_height/(surf->height)));
glBegin(GL_QUADS);
for (int i=0; i<hortil; i++)
{
for (int c=0; c<vertil; c++)
{
glTexCoord2f(0,0);
glVertex2f(i*surf->width-x,c*surf->height-y);
glTexCoord2f(1,0);
glVertex2f((i+1)*surf->width-x,c*surf->height-y);
glTexCoord2f(1,1);
glVertex2f((i+1)*surf->width-x,(c+1)*surf->height-y);
glTexCoord2f(0,1);
glVertex2f(i*surf->width-x,(c+1)*surf->height-y);
}
}
glEnd();
glPopAttrib();
}
void draw_surface_ext(int id, gs_scalar x, gs_scalar y, gs_scalar xscale, gs_scalar yscale, double rot, int color, gs_scalar alpha)
{
get_surface(surf,id);
texture_use(surf->tex);
glPushAttrib(GL_CURRENT_BIT);
glColor4ub(__GETR(color),__GETG(color),__GETB(color),char(alpha*255));
const gs_scalar w=surf->width*xscale, h=surf->height*yscale;
rot *= M_PI/180;
gs_scalar ulcx = x + xscale * cos(M_PI+rot) + yscale * cos(M_PI/2+rot),
ulcy = y - yscale * sin(M_PI+rot) - yscale * sin(M_PI/2+rot);
glBegin(GL_QUADS);
glTexCoord2f(0,0);
glVertex2f(ulcx,ulcy);
glTexCoord2f(1,0);
glVertex2f(ulcx + w*cos(rot), ulcy - w*sin(rot));
glTexCoord2f(1,1);
ulcx += h * cos(3*M_PI/2 + rot);
ulcy -= h * sin(3*M_PI/2 + rot);
glVertex2f(ulcx + w*cos(rot), ulcy - w*sin(rot));
glTexCoord2f(0,1);
glVertex2f(ulcx,ulcy);
glEnd();
glPopAttrib();
}
void draw_surface_tiled_ext(int id, gs_scalar x, gs_scalar y, gs_scalar xscale, gs_scalar yscale, int color, gs_scalar alpha)
{
get_surface(surf,id);
texture_use(surf->tex);
glPushAttrib(GL_CURRENT_BIT);
glColor4ub(__GETR(color),__GETG(color),__GETB(color),char(alpha*255));
const gs_scalar w=surf->width*xscale, h=surf->height*yscale;
const int hortil= int (ceil(room_width/(surf->width))),
vertil= int (ceil(room_height/(surf->height)));
x=w-fmod(x,w);
y=h-fmod(y,h);
glBegin(GL_QUADS);
for (int i=0; i<hortil; i++)
{
for (int c=0; c<vertil; c++)
{
glTexCoord2f(0,0);
glVertex2f(i*w-x,c*h-y);
glTexCoord2f(1,0);
glVertex2f((i+1)*w-x,c*h-y);
glTexCoord2f(1,1);
glVertex2f((i+1)*w-x,(c+1)*h-y);
glTexCoord2f(0,1);
glVertex2f(i*w-x,(c+1)*h-y);
}
}
glEnd();
glPopAttrib();
}
void draw_background_part_ext(int back,double left,double top,double width,double height,double x,double y,double xscale,double yscale,int color,double alpha)
{
get_background(bck2d,back);
texture_use(GmTextures[bck2d->texture]->gltex);
glPushAttrib(GL_CURRENT_BIT);
glColor4ub(__GETR(color),__GETG(color),__GETB(color),char(alpha*255));
float tbw = bck2d->width/(float)bck2d->texbordx, tbh = bck2d->height/(float)bck2d->texbordy,
xvert1 = x, xvert2 = xvert1 + width*xscale,
yvert1 = y, yvert2 = yvert1 + height*yscale,
tbx1 = left/tbw, tbx2 = tbx1 + width/tbw,
tby1 = top/tbh, tby2 = tby1 + height/tbh;
glBegin(GL_TRIANGLE_STRIP);
glTexCoord2f(tbx1,tby1);
glVertex2f(xvert1,yvert1);
glTexCoord2f(tbx2,tby1);
glVertex2f(xvert2,yvert1);
glTexCoord2f(tbx1,tby2);
glVertex2f(xvert1,yvert2);
glTexCoord2f(tbx2,tby2);
glVertex2f(xvert2,yvert2);
glEnd();
glPopAttrib();
}
void draw_sprite_ext(int spr, int subimg, gs_scalar x, gs_scalar y, gs_scalar xscale, gs_scalar yscale, double rot, int blend, gs_scalar alpha)
{
get_spritev(spr2d,spr);
const int usi = subimg >= 0 ? (subimg % spr2d->subcount) : int(((enigma::object_graphics*)enigma::instance_event_iterator->inst)->image_index) % spr2d->subcount;
texture_use(GmTextures[spr2d->texturearray[usi]]->gltex);
rot *= M_PI/180;
const gs_scalar w = spr2d->width*xscale, h = spr2d->height*yscale,
tbx = spr2d->texbordxarray[usi], tby = spr2d->texbordyarray[usi],
wsinrot = w*sin(rot), wcosrot = w*cos(rot);
const gs_scalar ulcx = x - xscale * spr2d->xoffset * cos(rot) + yscale * spr2d->yoffset * cos(M_PI/2+rot),
ulcy = y + xscale * spr2d->xoffset * sin(rot) - yscale * spr2d->yoffset * sin(M_PI/2+rot);
const double mpr = 3*M_PI/2 + rot;
const gs_scalar ulcx2 = ulcx + h * cos(mpr),
ulcy2 = ulcy - h * sin(mpr);
const gs_scalar r = __GETR(blend), g = __GETG(blend), b = __GETB(blend);
const gs_scalar data[4*8] = {
ulcx, ulcy, 0.0, 0.0, r, g, b, alpha,
ulcx + wcosrot, ulcy - wsinrot, tbx, 0.0, r, g, b, alpha,
ulcx2 + wcosrot, ulcy2 - wsinrot, tbx, tby, r, g, b, alpha,
ulcx2, ulcy2, 0.0, tby, r, g, b, alpha
};
plane2D_rotated(data);
}
void draw_sprite_tiled(int spr, int subimg, gs_scalar x, gs_scalar y)
{
get_spritev(spr2d,spr);
const int usi = subimg >= 0 ? (subimg % spr2d->subcount) : int(((enigma::object_graphics*)enigma::instance_event_iterator->inst)->image_index) % spr2d->subcount;
texture_use(GmTextures[spr2d->texturearray[usi]]->gltex);
const gs_scalar tbx = spr2d->texbordxarray[usi], tby = spr2d->texbordyarray[usi],
xoff = fmod(spr2d->xoffset+x,spr2d->width)-spr2d->width, yoff = fmod(spr2d->yoffset+y,spr2d->height)-spr2d->height;
const int hortil = int(ceil((view_enabled ? int(view_xview[view_current] + view_wview[view_current]) : room_width) / (spr2d->width*tbx))) + 1,
vertil = int(ceil((view_enabled ? int(view_yview[view_current] + view_hview[view_current]) : room_height) / (spr2d->height*tby))) + 1;
gs_scalar xvert1 = xoff, xvert2 = xvert1 + spr2d->width, yvert1, yvert2;
for (int i=0; i<hortil; i++)
{
yvert1 = yoff; yvert2 = yvert1 + spr2d->height;
for (int c=0; c<vertil; c++)
{
const gs_scalar data[4*8] = {
xvert1, yvert1, 0.0, 0.0, 1.0, 1.0, 1.0, 1.0,
xvert2, yvert1, tbx, 0.0, 1.0, 1.0, 1.0, 1.0,
xvert2, yvert2, tbx, tby, 1.0, 1.0, 1.0, 1.0,
xvert1, yvert2, 0.0, tby, 1.0, 1.0, 1.0, 1.0
};
plane2D_rotated(data);
yvert1 = yvert2;
yvert2 += spr2d->height;
}
xvert1 = xvert2;
xvert2 += spr2d->width;
}
}
void d3d_primitive_end()
{
if (prim_d3d_texture != -1) {
texture_use(get_texture(prim_d3d_texture));
}
prim_d3d_texture = -1;
d3d_model_draw(prim_d3d_model);
d3d_model_clear(prim_d3d_model);
}
int draw_primitive_end()
{
if (prim_draw_texture != -1) {
texture_use(get_texture(prim_draw_texture));
}
prim_draw_texture = -1;
d3d_model_draw(prim_draw_model);
d3d_model_clear(prim_draw_model);
return 0;
}
void draw_background_tiled_area_ext(int back,double x,double y,double x1,double y1,double x2,double y2, double xscale, double yscale, int color, double alpha)
{
get_background(bck2d,back);
texture_use(GmTextures[bck2d->texture]->gltex);
glPushAttrib(GL_CURRENT_BIT);
glColor4ub(__GETR(color),__GETG(color),__GETB(color),char(alpha*255));
const float tbx=bck2d->texbordx,tby=bck2d->texbordy;
float sw,sh,i,j,jj,left,top,width,height,X,Y;
sw = bck2d->width*xscale;
sh = bck2d->height*yscale;
i = x1-(fmod(x1,sw) - fmod(x,sw)) - sw*(fmod(x1,sw)<fmod(x,sw));
j = y1-(fmod(y1,sh) - fmod(y,sh)) - sh*(fmod(y1,sh)<fmod(y,sh));
jj = j;
glBegin(GL_QUADS);
for(i=i; i<=x2; i+=sw)
{
for(j=j; j<=y2; j+=sh)
{
if(i <= x1) left = x1-i;
else left = 0;
X = i+left;
if(j <= y1) top = y1-j;
else top = 0;
Y = j+top;
if(x2 <= i+sw) width = ((sw)-(i+sw-x2)+1)-left;
else width = sw-left;
if(y2 <= j+sh) height = ((sh)-(j+sh-y2)+1)-top;
else height = sh-top;
glTexCoord2f(left/sw*tbx,top/sh*tby);
glVertex2f(X,Y);
glTexCoord2f((left+width)/sw*tbx,top/sh*tby);
glVertex2f(X+width,Y);
glTexCoord2f((left+width)/sw*tbx,(top+height)/sh*tby);
glVertex2f(X+width,Y+height);
glTexCoord2f(left/sw*tbx,(top+height)/sh*tby);
glVertex2f(X,Y+height);
}
j = jj;
}
glEnd();
glPopAttrib();
}
void draw_surface_tiled_area_ext(int id, gs_scalar x, gs_scalar y, gs_scalar x1, gs_scalar y1, gs_scalar x2, gs_scalar y2, gs_scalar xscale, gs_scalar yscale, int color, gs_scalar alpha)
{
get_surface(surf,id);
texture_use(surf->tex);
glPushAttrib(GL_CURRENT_BIT);
glColor4ub(__GETR(color),__GETG(color),__GETB(color),char(alpha*255));
gs_scalar sw,sh,i,j,jj,left,top,width,height,X,Y;
sw = surf->width*xscale;
sh = surf->height*yscale;
i = x1-(fmod(x1,sw) - fmod(x,sw)) - sw*(fmod(x1,sw)<fmod(x,sw));
j = y1-(fmod(y1,sh) - fmod(y,sh)) - sh*(fmod(y1,sh)<fmod(y,sh));
jj = j;
glBegin(GL_QUADS);
for(; i<=x2; i+=sw)
{
for(; j<=y2; j+=sh)
{
if(i <= x1) left = x1-i;
else left = 0;
X = i+left;
if(j <= y1) top = y1-j;
else top = 0;
Y = j+top;
if(x2 <= i+sw) width = ((sw)-(i+sw-x2)+1)-left;
else width = sw-left;
if(y2 <= j+sh) height = ((sh)-(j+sh-y2)+1)-top;
else height = sh-top;
glTexCoord2f(left/sw,top/sh);
glVertex2f(X,Y);
glTexCoord2f((left+width)/sw,top/sh);
glVertex2f(X+width,Y);
glTexCoord2f((left+width)/sw,(top+height)/sh);
glVertex2f(X+width,Y+height);
glTexCoord2f(left/sw,(top+height)/sh);
glVertex2f(X,Y+height);
}
j = jj;
}
glEnd();
glPopAttrib();
}
void draw_surface_tiled_area(int id,double x,double y,double x1,double y1,double x2,double y2)
{
get_surface(surf,id);
texture_use(surf->tex);
glPushAttrib(GL_CURRENT_BIT);
glColor4f(1,1,1,1);
float sw,sh,i,j,jj,left,top,width,height,X,Y;
sw = surf->width;
sh = surf->height;
i = x1-(fmod(x1,sw) - fmod(x,sw)) - sw*(fmod(x1,sw)<fmod(x,sw));
j = y1-(fmod(y1,sh) - fmod(y,sh)) - sh*(fmod(y1,sh)<fmod(y,sh));
jj = j;
glBegin(GL_QUADS);
for(i=i; i<=x2; i+=sw)
{
for(j=j; j<=y2; j+=sh)
{
if(i <= x1) left = x1-i;
else left = 0;
X = i+left;
if(j <= y1) top = y1-j;
else top = 0;
Y = j+top;
if(x2 <= i+sw) width = ((sw)-(i+sw-x2)+1)-left;
else width = sw-left;
if(y2 <= j+sh) height = ((sh)-(j+sh-y2)+1)-top;
else height = sh-top;
glTexCoord2f(left/sw,top/sh);
glVertex2f(X,Y);
glTexCoord2f((left+width)/sw,top/sh);
glVertex2f(X+width,Y);
glTexCoord2f((left+width)/sw,(top+height)/sh);
glVertex2f(X+width,Y+height);
glTexCoord2f(left/sw,(top+height)/sh);
glVertex2f(X,Y+height);
}
j = jj;
}
glEnd();
glPopAttrib();
}
void draw_surface_stretched(int id, gs_scalar x, gs_scalar y, gs_scalar w, gs_scalar h)
{
get_surface(surf,id);
texture_use(surf->tex);
glPushAttrib(GL_CURRENT_BIT);
glColor4f(1,1,1,1);
glBegin(GL_QUADS);
glTexCoord2f(0,0); glVertex2f(x,y);
glTexCoord2f(1,0); glVertex2f(x+w,y);
glTexCoord2f(1,1); glVertex2f(x+w,y+h);
glTexCoord2f(0,1); glVertex2f(x,y+h);
glEnd();
glPopAttrib();
}
void draw_sprite_stretched(int spr, int subimg, gs_scalar x, gs_scalar y, gs_scalar width, gs_scalar height)
{
get_spritev(spr2d,spr);
const int usi = subimg >= 0 ? (subimg % spr2d->subcount) : int(((enigma::object_graphics*)enigma::instance_event_iterator->inst)->image_index) % spr2d->subcount;
texture_use(GmTextures[spr2d->texturearray[usi]]->gltex);
const gs_scalar tbx = spr2d->texbordxarray[usi], tby = spr2d->texbordyarray[usi],
xvert1 = x-spr2d->xoffset, xvert2 = xvert1 + width,
yvert1 = y-spr2d->yoffset, yvert2 = yvert1 + height;
const gs_scalar data[4*8] = {
xvert1, yvert1, 0.0, 0.0, 1.0, 1.0, 1.0, 1.0,
xvert2, yvert1, tbx, 0.0, 1.0, 1.0, 1.0, 1.0,
xvert2, yvert2, tbx, tby, 1.0, 1.0, 1.0, 1.0,
xvert1, yvert2, 0.0, tby, 1.0, 1.0, 1.0, 1.0
};
plane2D_rotated(data);
}
void draw_surface(int id, gs_scalar x, gs_scalar y)
{
get_surface(surf,id);
texture_use(surf->tex);
glPushAttrib(GL_CURRENT_BIT);
glColor4f(1,1,1,1);
int w=surf->width;
int h=surf->height;
glBegin(GL_QUADS);
glTexCoord2f(0, 0); glVertex2f(x, y);
glTexCoord2f(1, 0); glVertex2f(x+w, y);
glTexCoord2f(1, 1); glVertex2f(x+w, y+h);
glTexCoord2f(0, 1); glVertex2f(x, y+h);
glEnd();
glPopAttrib();
}
void draw_sprite_part(int spr, int subimg, gs_scalar left, gs_scalar top, gs_scalar width, gs_scalar height, gs_scalar x, gs_scalar y)
{
get_spritev(spr2d,spr);
const int usi = subimg >= 0 ? (subimg % spr2d->subcount) : int(((enigma::object_graphics*)enigma::instance_event_iterator->inst)->image_index) % spr2d->subcount;
texture_use(GmTextures[spr2d->texturearray[usi]]->gltex);
const gs_scalar tbw = spr2d->width/(float)spr2d->texbordxarray[usi], tbh = spr2d->height/(float)spr2d->texbordyarray[usi],
tbx1 = left/tbw, tbx2 = tbx1 + width/tbw,
tby1 = top/tbh, tby2 = tby1 + height/tbh;
const gs_scalar data[4*8] = {
x, y, tbx1, tby1, 1.0, 1.0, 1.0, 1.0,
x+width, y, tbx2, tby1, 1.0, 1.0, 1.0, 1.0,
x+width, y+height, tbx2, tby2, 1.0, 1.0, 1.0, 1.0,
x, y+height, tbx1, tby2, 1.0, 1.0, 1.0, 1.0
};
plane2D_rotated(data);
}
void draw_background_tiled_ext(int back,double x,double y,double xscale,double yscale,int color,double alpha)
{
get_background(bck2d,back);
texture_use(GmTextures[bck2d->texture]->gltex);
glPushAttrib(GL_CURRENT_BIT);
glColor4ub(__GETR(color),__GETG(color),__GETB(color),char(alpha*255));
const float
tbx = bck2d->texbordx, tby = bck2d->texbordy,
width_scaled = bck2d->width*xscale, height_scaled = bck2d->height*yscale;
x = width_scaled-fmod(x,width_scaled);
y = height_scaled-fmod(y,height_scaled);
const int
hortil = int(ceil(room_width/(width_scaled*tbx))) + 1,
vertil = int(ceil(room_height/(height_scaled*tby))) + 1;
glBegin(GL_QUADS);
float xvert1 = -x, xvert2 = xvert1 + width_scaled, yvert1, yvert2;
for (int i=0; i<hortil; i++)
{
yvert1 = -y; yvert2 = yvert1 + height_scaled;
for (int c=0; c<vertil; c++)
{
glTexCoord2f(0,0);
glVertex2f(xvert1,yvert1);
glTexCoord2f(tbx,0);
glVertex2f(xvert2,yvert1);
glTexCoord2f(tbx,tby);
glVertex2f(xvert2,yvert2);
glTexCoord2f(0,tby);
glVertex2f(xvert1,yvert2);
yvert1 = yvert2;
yvert2 += height_scaled;
}
xvert1 = xvert2;
xvert2 += width_scaled;
}
glEnd();
glPopAttrib();
}
void draw_background_tiled(int back,double x,double y)
{
get_background(bck2d,back);
texture_use(GmTextures[bck2d->texture]->gltex);
glPushAttrib(GL_CURRENT_BIT);
glColor4f(1,1,1,1);
x = bck2d->width-fmod(x,bck2d->width);
y = bck2d->height-fmod(y,bck2d->height);
const float
tbx = bck2d->texbordx,tby=bck2d->texbordy;
const int
hortil = int (ceil(room_width/(bck2d->width*tbx))) + 1,
vertil = int (ceil(room_height/(bck2d->height*tby))) + 1;
glBegin(GL_QUADS);
float xvert1 = -x, xvert2 = xvert1 + bck2d->width, yvert1, yvert2;
for (int i=0; i<hortil; i++)
{
yvert1 = -y; yvert2 = yvert1 + bck2d->height;
for (int c=0; c<vertil; c++)
{
glTexCoord2f(0,0);
glVertex2f(xvert1,yvert1);
glTexCoord2f(tbx,0);
glVertex2f(xvert2,yvert1);
glTexCoord2f(tbx,tby);
glVertex2f(xvert2,yvert2);
glTexCoord2f(0,tby);
glVertex2f(xvert1,yvert2);
yvert1 = yvert2;
yvert2 += bck2d->height;
}
xvert1 = xvert2;
xvert2 += bck2d->width;
}
glEnd();
glPopAttrib();
}
void draw_surface_stretched_ext(int id, gs_scalar x, gs_scalar y, gs_scalar width, gs_scalar height, int color, gs_scalar alpha)
{
get_surface(surf,id);
texture_use(surf->tex);
glPushAttrib(GL_CURRENT_BIT);
glColor4ub(__GETR(color),__GETG(color),__GETB(color),char(alpha*255));
glBegin(GL_QUADS);
glTexCoord2f(0,0);
glVertex2f(x,y);
glTexCoord2f(1,0);
glVertex2f(x+width,y);
glTexCoord2f(1,1);
glVertex2f(x+width,y+height);
glTexCoord2f(0,1);
glVertex2f(x,y+height);
glEnd();
glPopAttrib();
}
void draw_surface_stretched_ext(int id,double x,double y,double w,double h,int color,double alpha)
{
get_surface(surf,id);
texture_use(surf->tex);
glPushAttrib(GL_CURRENT_BIT);
glColor4ub(__GETR(color),__GETG(color),__GETB(color),char(alpha*255));
glBegin(GL_QUADS);
glTexCoord2f(0,0);
glVertex2f(x,y);
glTexCoord2f(1,0);
glVertex2f(x+w,y);
glTexCoord2f(1,1);
glVertex2f(x+w,y+h);
glTexCoord2f(0,1);
glVertex2f(x,y+h);
glEnd();
glPopAttrib();
}
void draw_sprite_part_ext(int spr, int subimg, gs_scalar left, gs_scalar top, gs_scalar width, gs_scalar height, gs_scalar x, gs_scalar y, gs_scalar xscale, gs_scalar yscale, int blend, gs_scalar alpha)
{
get_spritev(spr2d,spr);
const int usi = subimg >= 0 ? (subimg % spr2d->subcount) : int(((enigma::object_graphics*)enigma::instance_event_iterator->inst)->image_index) % spr2d->subcount;
texture_use(GmTextures[spr2d->texturearray[usi]]->gltex);
const gs_scalar tbw = spr2d->width/(float)spr2d->texbordxarray[usi], tbh = spr2d->height/(float)spr2d->texbordyarray[usi],
xvert1 = x, xvert2 = xvert1 + width*xscale,
yvert1 = y, yvert2 = yvert1 + height*yscale,
tbx1 = left/tbw, tbx2 = tbx1 + width/tbw,
tby1 = top/tbh, tby2 = tby1 + height/tbh;
const gs_scalar r = __GETR(blend), g = __GETG(blend), b = __GETB(blend);
const gs_scalar data[4*8] = {
xvert1,yvert1, tbx1,tby1, r, g, b, alpha,
xvert2,yvert1, tbx2,tby1, r, g, b, alpha,
xvert2,yvert2, tbx2,tby2, r, g, b, alpha,
xvert1,yvert2, tbx1,tby2, r, g, b, alpha
};
plane2D_rotated(data);
}
/**
* \brief Draw image to the screen.
* \param[in] x x-coordinate.
* \param[in] y y-coordinate.
* \param[in] pic Image filename to draw.
* \return
* \note
*/
void R_Draw_Pic (int x, int y, const char *pic)
{
Texture *tex = texture_get_picture(pic);
if (!tex) {
return;
}
texture_use(tex->id);
glBegin (GL_QUADS);
glTexCoord2f (0.0, 0.0);
glVertex2i (x, y);
glTexCoord2f (1.0, 0.0);
glVertex2i (x + tex->width, y);
glTexCoord2f (1.0, 1.0);
glVertex2i (x + tex->width, y + tex->height);
glTexCoord2f (0.0, 1.0);
glVertex2i (x, y + tex->height);
glEnd();
}
void draw_background_stretched(int back, double x, double y, double w, double h)
{
get_background(bck2d,back);
texture_use(GmTextures[bck2d->texture]->gltex);
glPushAttrib(GL_CURRENT_BIT);
glColor4f(1,1,1,1);
const float tbx=bck2d->texbordx,tby=bck2d->texbordy;
glBegin(GL_QUADS);
glTexCoord2f(0,0);
glVertex2f(x,y);
glTexCoord2f(tbx,0);
glVertex2f(x+w,y);
glTexCoord2f(tbx,tby);
glVertex2f(x+w,y+h);
glTexCoord2f(0,tby);
glVertex2f(x,y+h);
glEnd();
glPopAttrib();
}
void draw_background(int back, double x, double y)
{
get_background(bck2d,back);
texture_use(GmTextures[bck2d->texture]->gltex);
// see backgroundstruct and spritestruct are storing the gluint to the texture, and when
glPushAttrib(GL_CURRENT_BIT);
glColor4f(1,1,1,1);
const float tbx=bck2d->texbordx,tby=bck2d->texbordy;
glBegin(GL_QUADS);
glTexCoord2f(0,0);
glVertex2f(x,y);
glTexCoord2f(tbx,0);
glVertex2f(x+bck2d->width,y);
glTexCoord2f(tbx,tby);
glVertex2f(x+bck2d->width,y+bck2d->height);
glTexCoord2f(0,tby);
glVertex2f(x,y+bck2d->height);
glEnd();
glPopAttrib();
}
void draw_surface_part(int id, gs_scalar left, gs_scalar top, gs_scalar width, gs_scalar height, gs_scalar x, gs_scalar y)
{
get_surface(surf,id);
texture_use(surf->tex);
glPushAttrib(GL_CURRENT_BIT);
glColor4f(1,1,1,1);
const gs_scalar tbw=surf->width,tbh=surf->height;
glBegin(GL_QUADS);
glTexCoord2f(left/tbw,top/tbh);
glVertex2f(x,y);
glTexCoord2f((left+width)/tbw,top/tbh);
glVertex2f(x+width,y);
glTexCoord2f((left+width)/tbw,(top+height)/tbh);
glVertex2f(x+width,y+height);
glTexCoord2f(left/tbw,(top+height)/tbh);
glVertex2f(x,y+height);
glEnd();
glPopAttrib();
}
void draw_background_stretched_ext(int back,double x,double y,double w,double h,int color,double alpha)
{
get_background(bck2d,back);
texture_use(GmTextures[bck2d->texture]->gltex);
glPushAttrib(GL_CURRENT_BIT);
glColor4ub(__GETR(color),__GETG(color),__GETB(color),char(alpha*255));
const float tbx=bck2d->texbordx, tby=bck2d->texbordy;
glBegin(GL_QUADS);
glTexCoord2f(0,0);
glVertex2f(x,y);
glTexCoord2f(tbx,0);
glVertex2f(x+w,y);
glTexCoord2f(tbx,tby);
glVertex2f(x+w,y+h);
glTexCoord2f(0,tby);
glVertex2f(x,y+h);
glEnd();
glPopAttrib();
}
void draw_surface_part(int id,double left,double top,double width,double height,double x,double y)
{
get_surface(surf,id);
texture_use(surf->tex);
glPushAttrib(GL_CURRENT_BIT);
glColor4f(1,1,1,1);
const float tbw=surf->width,tbh=surf->height;
glBegin(GL_QUADS);
glTexCoord2f(left/tbw,top/tbh);
glVertex2f(x,y);
glTexCoord2f((left+width)/tbw,top/tbh);
glVertex2f(x+width,y);
glTexCoord2f((left+width)/tbw,(top+height)/tbh);
glVertex2f(x+width,y+height);
glTexCoord2f(left/tbw,(top+height)/tbh);
glVertex2f(x,y+height);
glEnd();
glPopAttrib();
}
