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hyperrogue/screenshot.cpp

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// Hyperbolic Rogue -- screenshots and animations
// Copyright (C) 2011-2018 Zeno Rogue, see 'hyper.cpp' for details
/** \file screenshot.cpp
* \brief screenshots, SVG format, animations, start animations
*/
#include "hyper.h"
namespace hr {
bool hide_hud = true;
#if HDR
namespace shot { void default_screenshot_content(); }
#endif
#if CAP_SVG
// svg renderer
EX namespace svg {
#if ISWEB
shstream f;
#else
fhstream f;
#endif
EX bool in = false;
ld cta(color_t col) {
// col >>= 24;
col &= 0xFF;
return col / 255.0;
}
bool invisible(color_t col) { return (col & 0xFF) == 0; }
void fixgamma(unsigned int& color) {
unsigned char *c = (unsigned char*) (&color);
for(int i=1; i<4; i++) c[i] = 255 * pow(float(c[i] / 255.0), float(shot::gamma));
}
int svgsize;
EX int divby = 10;
const char* coord(int val) {
static char buf[10][20];
static int id;
id++; id %= 10;
if(divby == 1) {
sprintf(buf[id], "%d", val); return buf[id];
}
else if(divby <= 10) {
sprintf(buf[id], "%.1f", val*1./divby); return buf[id];
}
else {
sprintf(buf[id], "%.2f", val*1./divby); return buf[id];
}
}
char* stylestr(color_t fill, color_t stroke, ld width=1) {
fixgamma(fill);
fixgamma(stroke);
static char buf[600];
// printf("fill = %08X stroke = %08x\n", fill, stroke);
if(stroke == 0xFF00FF && false) {
stroke = 0x000000FF;
if(fill == 0x332a22ff) fill = 0x000000FF;
else if(fill == 0x686868FF) fill = 0x000000FF;
else if(fill == 0xd0d0d0FF) fill = 0x000000FF;
else fill = 0xFFFFFFFF;
}
sprintf(buf, "style=\"stroke:#%06x;stroke-opacity:%.3" PLDF ";stroke-width:%" PLDF "px;fill:#%06x;fill-opacity:%.3" PLDF "\"",
(stroke>>8) & 0xFFFFFF, cta(stroke),
width/divby,
(fill>>8) & 0xFFFFFF, cta(fill)
);
return buf;
}
EX void circle(int x, int y, int size, color_t col, color_t fillcol, double linewidth) {
if(!invisible(col) || !invisible(fillcol)) {
if(vid.stretch == 1)
println(f, "<circle cx='", coord(x), "' cy='", coord(y), "' r='", coord(size), "' ", stylestr(fillcol, col, linewidth), "/>");
else
println(f, "<ellipse cx='", coord(x), "' cy='", coord(y), "' rx='", coord(size), "' ry='", coord(size*vid.stretch), "' ", stylestr(fillcol, col), "/>");
}
}
EX string link;
void startstring() {
if(link != "") print(f, "<a xlink:href=\"", link, "\" xlink:show=\"replace\">");
}
void stopstring() {
if(link != "") print(f, "</a>");
}
string font = "Times";
ld text_width_multiplier = 1/40.;
int min_text = 3;
EX void text(int x, int y, int size, const string& str, bool frame, color_t col, int align) {
if(size < min_text) return;
double dfc = (x - current_display->xcenter) * (x - current_display->xcenter) +
(y - current_display->ycenter) * (y - current_display->ycenter);
dfc /= current_display->radius;
dfc /= current_display->radius;
// 0 = center, 1 = edge
dfc = 1 - dfc;
col = 0xFF + (col << 8);
bool uselatex = font == "latex";
if(!invisible(col)) {
startstring();
string str2 = "";
for(int i=0; i<(int) str.size(); i++)
if(str[i] == '&')
str2 += "&amp;";
else if(str[i] == '<')
str2 += "&lt;";
else if(str[i] == '>')
str2 += "&gt;";
else if(uselatex && str[i] == '#')
str2 += "\\#";
else str2 += str[i];
if(uselatex) str2 = string("\\myfont{")+coord(size)+"}{" + str2 + "}";
print(f, "<text x='", coord(x), "' y='", coord(y+size*.4), "' text-anchor='", align == 8 ? "middle" :
align < 8 ? "start" :
"end", "' ");
if(!uselatex)
print(f, "font-family='", font, "' font-size='", coord(size), "' ");
print(f,
stylestr(col, frame ? 0x0000000FF : 0, (1<<get_sightrange())*dfc*text_width_multiplier),
">", str2, "</text>");
stopstring();
println(f);
}
}
EX void polygon(int *polyx, int *polyy, int polyi, color_t col, color_t outline, double linewidth) {
if(invisible(col) && invisible(outline)) return;
if(polyi < 2) return;
startstring();
for(int i=0; i<polyi; i++) {
if(i == 0)
print(f, "<path d=\"M ");
else
print(f, " L ");
print(f, coord(polyx[i]), " ", coord(polyy[i]));
}
print(f, "\" ", stylestr(col, outline, (hyperbolic ? current_display->radius : current_display->scrsize) * linewidth/256), "/>");
stopstring();
println(f);
}
EX void render(const string& fname, const function<void()>& what IS(shot::default_screenshot_content)) {
dynamicval<bool> v2(in, true);
dynamicval<bool> v3(vid.usingGL, false);
#if ISWEB
f.s = "";
#else
f.f = fopen(fname.c_str(), "wt");
#endif
println(f, "<svg xmlns=\"http://www.w3.org/2000/svg\" xmlns:xlink=\"http://www.w3.org/1999/xlink\" width=\"", coord(vid.xres), "\" height=\"", coord(vid.yres), "\">");
if(!shot::transparent)
println(f, "<rect width=\"", coord(vid.xres), "\" height=\"", coord(vid.yres), "\" ", stylestr((backcolor << 8) | 0xFF, 0, 0), "/>");
what();
println(f, "</svg>");
#if ISWEB
EM_ASM_({
var x=window.open();
x.document.open();
x.document.write(UTF8ToString($0));
x.document.close();
}, f.s.c_str());
#else
fclose(f.f); f.f = NULL;
#endif
}
#if CAP_COMMANDLINE && CAP_SHOT
int read_args() {
using namespace arg;
if(argis("-svgsize")) {
shift(); sscanf(argcs(), "%d/%d", &shot::shoty, &svg::divby);
if(shot::shotformat == -1) shot::shotformat = 0;
}
else if(argis("-svgfont")) {
shift(); svg::font = args();
// note: use '-svgfont latex' to produce text output as: \myfont{size}{text}
// (this is helpful with Inkscape's PDF+TeX output feature; define \myfont yourself)
}
else if(argis("-svggamma")) {
shift_arg_formula(shot::gamma);
}
else if(argis("-svgshot")) {
PHASE(3); shift(); start_game();
printf("saving SVG screenshot to %s\n", argcs());
shot::make_svg = true;
shot::take(argcs());
}
else if(argis("-svgtwm")) {
shift_arg_formula(svg::text_width_multiplier);
}
else if(argis("-svgmt")) {
shift(); svg::min_text = argi();
}
else return 1;
return 0;
}
auto ah = addHook(hooks_args, 0, read_args);
#endif
EX }
#endif
#if CAP_PNG
void IMAGESAVE(SDL_Surface *s, const char *fname) {
SDL_Surface *s2 = SDL_PNGFormatAlpha(s);
SDL_SavePNG(s2, fname);
SDL_FreeSurface(s2);
}
#endif
#if CAP_SHOT
EX namespace shot {
purehookset hooks_hqshot;
EX int shotx = 2000;
EX int shoty = 2000;
EX bool make_svg = false;
EX bool transparent = true;
EX ld gamma = 1;
EX int shotformat = -1;
EX string caption;
EX ld fade = 1;
void set_shotx() {
if(shotformat == -1) return;
shotx = shoty;
if(shotformat == 1) shotx = shotx * 4/3;
if(shotformat == 2) shotx = shotx * 16/9;
if(shotformat == 3) {
shotx = shotx * 22/16;
while(shotx & 15) shotx++;
}
}
#if CAP_SDL
EX int shot_aa = 1;
#endif
EX void default_screenshot_content() {
#if CAP_RUG
if(rug::rugged) {
if(rug::in_crystal()) rug::physics();
rug::drawRugScene();
}
else
#endif
drawfullmap();
if(caption != "")
displayfr(vid.xres/2, vid.fsize+vid.fsize/4, 3, vid.fsize*2, caption, forecolor, 8);
callhooks(hooks_hqshot);
drawStats();
}
#if CAP_PNG
void postprocess(string fname, SDL_Surface *sdark, SDL_Surface *sbright) {
if(gamma == 1 && shot_aa == 1 && sdark == sbright) {
IMAGESAVE(sdark, fname.c_str());
return;
}
SDL_Surface *sout = SDL_CreateRGBSurface(SDL_SWSURFACE,shotx,shoty,32,0xFF<<16,0xFF<<8,0xFF, (sdark == sbright) ? 0 : (0xFF<<24));
for(int y=0; y<shoty; y++)
for(int x=0; x<shotx; x++) {
int val[2][4];
for(int a=0; a<2; a++) for(int b=0; b<3; b++) val[a][b] = 0;
for(int ax=0; ax<shot_aa; ax++) for(int ay=0; ay<shot_aa; ay++)
for(int b=0; b<2; b++) for(int p=0; p<3; p++)
val[b][p] += part(qpixel((b?sbright:sdark), x*shot_aa+ax, y*shot_aa+ay), p);
int transparent = 0;
int maxval = 255 * 3 * shot_aa * shot_aa;
for(int p=0; p<3; p++) transparent += val[1][p] - val[0][p];
color_t& pix = qpixel(sout, x, y);
pix = 0;
part(pix, 3) = 255 - (255 * transparent + (maxval/2)) / maxval;
if(transparent < maxval) for(int p=0; p<3; p++) {
ld v = (val[0][p] * 3. / maxval) / (1 - transparent * 1. / maxval);
v = pow(v, gamma) * fade;
v *= 255;
if(v > 255) v = 255;
part(pix, p) = v;
}
}
IMAGESAVE(sout, fname.c_str());
SDL_FreeSurface(sout);
}
#endif
EX purehookset hooks_take;
EX void take(string fname, const function<void()>& what IS(default_screenshot_content)) {
if(cheater) doOvergenerate();
#if CAP_SVG
int multiplier = make_svg ? svg::divby : shot_aa;
#else
int multiplier = shot_aa;
#endif
dynamicval<videopar> v(vid, vid);
dynamicval<bool> v2(inHighQual, true);
dynamicval<bool> v6(auraNOGL, true);
dynamicval<bool> vn(nohud, nohud || hide_hud);
vid.smart_range_detail *= multiplier;
darken = 0;
set_shotx();
vid.xres = shotx * multiplier;
vid.yres = shoty * multiplier;
calcparam();
models::configure();
callhooks(hooks_take);
if(make_svg) {
#if CAP_SVG
svg::render(fname, what);
#endif
}
else {
#if CAP_PNG
resetbuffer rb;
renderbuffer glbuf(vid.xres, vid.yres, vid.usingGL);
glbuf.enable();
current_display->set_viewport(0);
dynamicval<color_t> v8(backcolor, transparent ? 0xFF000000 : backcolor);
#if CAP_RUG
if(rug::rugged && !rug::renderonce) rug::prepareTexture();
#endif
glbuf.clear(backcolor);
what();
SDL_Surface *sdark = glbuf.render();
if(transparent) {
renderbuffer glbuf1(vid.xres, vid.yres, vid.usingGL);
backcolor = 0xFFFFFFFF;
#if CAP_RUG
if(rug::rugged && !rug::renderonce) rug::prepareTexture();
#endif
glbuf1.enable();
glbuf1.clear(backcolor);
current_display->set_viewport(0);
what();
postprocess(fname, sdark, glbuf1.render());
}
else postprocess(fname, sdark, sdark);
#endif
}
}
#if CAP_COMMANDLINE
int png_read_args() {
using namespace arg;
if(argis("-pngshot")) {
PHASE(3); shift(); start_game();
printf("saving PNG screenshot to %s\n", argcs());
make_svg = false;
shot::take(argcs());
}
else if(argis("-pngsize")) {
shift(); shoty = argi(); if(shotformat == -1) shotformat = 0;
}
else if(argis("-pngformat")) {
shift(); shotformat = argi();
}
else if(argis("-shotxy")) {
shift(); shotformat = -1; shotx = argi(); shift(); shoty = argi();
}
else if(argis("-shott")) {
shift(); shot::transparent = argi();
}
else if(argis("-shotaa")) {
shift(); shot_aa = argi();
}
else return 1;
return 0;
}
auto ah_png = addHook(hooks_args, 0, png_read_args);
#endif
EX void menu() {
cmode = sm::SIDE;
gamescreen(0);
if(!CAP_SVG) make_svg = false;
if(!CAP_PNG) make_svg = true;
dialog::init(XLAT("screenshots"), iinf[itPalace].color, 150, 100);
dialog::addSelItem(XLAT("format"), make_svg ? "SVG" : "PNG", 'f');
dialog::add_action([] { make_svg = !make_svg; });
dialog::addSelItem(XLAT("pixels (X)"), its(shotx), 'x');
dialog::add_action([] { shotformat = -1; dialog::editNumber(shotx, 500, 8000, 100, 2000, XLAT("pixels (X)"), ""); });
dialog::addSelItem(XLAT("pixels (Y)"), its(shoty), 'y');
dialog::add_action([] { shotformat = -1; dialog::editNumber(shoty, 500, 8000, 100, 2000, XLAT("pixels (Y)"), ""); });
if(make_svg) {
#if CAP_SVG
using namespace svg;
dialog::addSelItem(XLAT("precision"), "1/"+its(divby), 'p');
dialog::add_action([] { divby *= 10; if(divby > 1000000) divby = 1; });
#endif
}
else {
dialog::addSelItem(XLAT("supersampling"), its(shot_aa), 's');
dialog::add_action([] { shot_aa *= 2; if(shot_aa > 16) shot_aa = 1; });
}
dialog::addBoolItem_action(XLAT("transparent"), transparent, 't');
dialog::addSelItem(XLAT("gamma"), fts(gamma), 'g');
dialog::add_action([] { dialog::editNumber(gamma, 0, 2, .1, .5, XLAT("gamma"), "higher value = darker"); });
dialog::addSelItem(XLAT("brightness"), fts(fade), 'b');
dialog::add_action([] { dialog::editNumber(fade, 0, 2, .1, 1, XLAT("brightness"), "higher value = lighter"); });
dialog::addBoolItem_action(XLAT("disable the HUD"), hide_hud, 'h');
dialog::addBoolItem_action_neg(XLAT("hide the player"), mapeditor::drawplayer, 'H');
dialog::addItem(XLAT("colors & aura"), 'c');
dialog::add_action_push(show_color_dialog);
menuitem_sightrange('r');
dialog::addBreak(100);
#if CAP_RUG
if(make_svg && rug::rugged)
dialog::addInfo("SVG screenshots do not work in this 3D mode", 0xFF0000);
else
#endif
#if CAP_TEXTURE
if(make_svg && texture::config.tstate == texture::tsActive)
dialog::addInfo("SVG screenshots do not work with textures", 0xFF0000);
else
#endif
dialog::addBreak(100);
dialog::addItem(XLAT("take screenshot"), 'z');
dialog::add_action([] () {
#if ISWEB
shot::take("new window");
#else
static string pngfile = "hqshot.png";
static string svgfile = "svgshot.svg";
string& file = make_svg ? svgfile : pngfile;
dialog::openFileDialog(file, XLAT("screenshot"), make_svg ? ".svg" : ".png", [&file] () {
dynamicval<int> cgl(vid.cells_generated_limit, 9999999);
shot::take(file);
return true;
});
#endif
});
dialog::addBack();
dialog::display();
}
EX }
#endif
#if CAP_ANIMATIONS
EX namespace anims {
enum eMovementAnimation {
maNone, maTranslation, maRotation, maCircle, maParabolic, maTranslationRotation
};
eMovementAnimation ma;
EX ld shift_angle, movement_angle;
EX ld normal_angle = 90;
EX ld period = 10000;
EX int noframes = 30;
EX ld cycle_length = 2 * M_PI;
EX ld parabolic_length = 1;
EX ld skiprope_rotation;
int lastticks, bak_turncount;
EX ld rug_rotation1, rug_rotation2, ballangle_rotation, env_ocean, env_volcano;
EX bool env_shmup;
EX ld rug_angle;
cell *rotation_center;
transmatrix rotation_center_View;
color_t circle_display_color = 0x00FF00FF;
EX ld circle_radius = acosh(2.);
EX ld circle_spins = 1;
EX void moved() {
optimizeview();
if(cheater || autocheat) {
if(hyperbolic && memory_saving_mode && centerover && gmatrix.size() && cwt.at != centerover && !quotient) {
if(isNeighbor(cwt.at, centerover)) {
cwt.spin = neighborId(centerover, cwt.at);
flipplayer = true;
}
animateMovement(match(cwt.at, centerover), LAYER_SMALL);
cwt.at = centerover;
save_memory();
return;
}
setdist(centerover, 7 - getDistLimit() - genrange_bonus, NULL);
}
playermoved = false;
}
struct animated_parameter {
ld *value;
ld last;
string formula;
reaction_t reaction;
};
vector<animated_parameter> aps;
EX void deanimate(ld &x) {
for(int i=0; i<isize(aps); i++)
if(aps[i].value == &x)
aps.erase(aps.begin() + (i--));
}
EX void get_parameter_animation(ld &x, string &s) {
for(auto &ap: aps)
if(ap.value == &x && ap.last == x)
s = ap.formula;
}
EX void animate_parameter(ld &x, string f, const reaction_t& r) {
deanimate(x);
aps.emplace_back(animated_parameter{&x, x, f, r});
}
int ap_changes;
void apply_animated_parameters() {
ap_changes = 0;
for(auto &ap: aps) {
if(*ap.value != ap.last) continue;
try {
*ap.value = parseld(ap.formula);
}
catch(hr_parse_exception&) {
continue;
}
if(*ap.value != ap.last) {
if(ap.reaction) ap.reaction();
ap_changes++;
ap.last = *ap.value;
}
}
}
bool needs_highqual;
bool joukowsky_anim;
EX void reflect_view() {
if(centerover) {
transmatrix T = Id;
cell *mbase = centerover;
cell *c = centerover;
if(shmup::reflect(c, mbase, T))
View = inverse(T) * View;
}
}
bool clearup;
EX purehookset hooks_anim;
EX void apply() {
int t = ticks - lastticks;
lastticks = ticks;
callhooks(hooks_anim);
switch(ma) {
case maTranslation:
if(history::on) {
history::phase = (isize(history::v) - 1) * ticks * 1. / period;
history::movetophase();
}
else if(centerover) {
reflect_view();
if((hyperbolic && !quotient &&
(centerover->land != cwt.at->land || memory_saving_mode) && among(centerover->land, laHaunted, laIvoryTower, laDungeon, laEndorian) && centerover->landparam >= 10
) ) {
if(memory_saving_mode) {
activateSafety(laIce);
return;
}
else {
fullcenter(); View = spin(rand() % 1000) * View;
}
}
shift_view(
cspin(0, GDIM-1, movement_angle * degree) * spin(shift_angle * degree) * xtangent(cycle_length * t / period)
);
moved();
if(clearup) {
centerover->wall = waNone;
forCellEx(c1, centerover) c1->wall = waNone;
}
}
break;
case maRotation:
if(GDIM == 3) {
rotate_view(spin(-movement_angle * degree));
rotate_view(cspin(1, 2, normal_angle * degree));
}
rotate_view(spin(2 * M_PI * t / period));
if(GDIM == 3) {
rotate_view(cspin(2, 1, normal_angle * degree));
rotate_view(spin(movement_angle * degree));
}
break;
case maTranslationRotation:
shift_view(
cspin(0, GDIM-1, movement_angle * degree) * spin(shift_angle * degree) * xtangent(cycle_length * t / period)
);
moved();
rotate_view(cspin(0, GDIM-1, 2 * M_PI * t / period));
if(clearup) {
centerover->wall = waNone;
}
break;
#if CAP_BT
case maParabolic:
reflect_view();
View = ypush(-shift_angle * degree) * spin(-movement_angle * degree) * View;
if(GDIM == 2)
View = bt::parabolic(parabolic_length * t / period) * View;
else
View = bt::parabolic3(parabolic_length * t / period, 0) * View;
View = spin(movement_angle * degree) * ypush(shift_angle * degree) * View;
moved();
break;
#endif
case maCircle: {
centerover = rotation_center;
ld alpha = circle_spins * 2 * M_PI * ticks / period;
View = spin(-cos_auto(circle_radius)*alpha) * xpush(circle_radius) * spin(alpha) * rotation_center_View;
moved();
break;
}
default:
break;
}
if(env_ocean) {
turncount += env_ocean * ticks * tidalsize / period;
calcTidalPhase();
for(auto& p: gmatrix) if(p.first->land == laOcean) checkTide(p.first);
turncount -= ticks * tidalsize / period;
}
if(env_volcano) {
bak_turncount = turncount;
turncount += env_volcano * ticks * 64 / period;
for(auto& p: gmatrix) if(p.first->land == laVolcano) checkTide(p.first);
}
#if CAP_RUG
if(rug::rugged) {
if(rug_rotation1) {
rug::apply_rotation(cspin(1, 2, rug_angle * degree));
rug::apply_rotation(cspin(0, 2, rug_rotation1 * 2 * M_PI * t / period));
rug::apply_rotation(cspin(1, 2, -rug_angle * degree));
}
if(rug_rotation2) {
rug::apply_rotation(rug::currentrot * cspin(0, 1, rug_rotation2 * 2 * M_PI * t / period) * inverse(rug::currentrot));
}
}
#endif
vid.skiprope += skiprope_rotation * t * 2 * M_PI / period;
if(ballangle_rotation) {
if(models::model_has_orientation())
models::model_orientation += ballangle_rotation * 360 * t / period;
else
vid.ballangle += ballangle_rotation * 360 * t / period;
}
if(joukowsky_anim) {
ld t = ticks / period;
t = t - floor(t);
if(pmodel == mdBand) {
models::model_transition = t * 4 - 1;
}
else {
models::model_transition = t / 1.1;
vid.scale = (1 - models::model_transition) / 2.;
}
}
apply_animated_parameters();
calcparam();
}
EX void rollback() {
if(env_volcano) {
turncount = bak_turncount;
}
}
#if CAP_FILES && CAP_SHOT
EX string animfile = "animation-%04d.png";
int min_frame = 0, max_frame = 999999;
bool record_animation() {
lastticks = 0;
ticks = 0;
for(int i=0; i<noframes; i++) {
if(i < min_frame || i > max_frame) continue;
printf("%d/%d\n", i, noframes);
int newticks = i * period / noframes;
cmode = (env_shmup ? sm::NORMAL : 0);
while(ticks < newticks) shmup::turn(1), ticks++;
if(playermoved) centerpc(INF), optimizeview();
dynamicval<bool> v2(inHighQual, true);
apply();
models::configure();
if(history::on) {
ld len = (isize(history::v)-1) + 2 * history::extra_line_steps;
history::phase = len * i / (noframes-1);
if(history::lvspeed < 0) history::phase = len - history::phase;
history::phase -= history::extra_line_steps;
history::movetophase();
}
char buf[1000];
snprintf(buf, 1000, animfile.c_str(), i);
shot::take(buf);
rollback();
}
lastticks = ticks = SDL_GetTicks();
return true;
}
#endif
void display_animation() {
if(ma == maCircle && (circle_display_color & 0xFF)) {
for(int s=0; s<10; s++) {
if(s == 0) curvepoint(ggmatrix(rotation_center) * xpush0(circle_radius - .1));
for(int z=0; z<100; z++) curvepoint(ggmatrix(rotation_center) * xspinpush0((z+s*100) * 2 * M_PI / 1000., circle_radius));
queuecurve(circle_display_color, 0, PPR::LINE);
}
if(sphere) for(int s=0; s<10; s++) {
if(s == 0) curvepoint(centralsym * ggmatrix(rotation_center) * xpush0(circle_radius - .1));
for(int z=0; z<100; z++) curvepoint(centralsym * ggmatrix(rotation_center) * xspinpush0((z+s*100) * 2 * M_PI / 1000., circle_radius));
queuecurve(circle_display_color, 0, PPR::LINE);
}
}
}
void animator(string caption, ld& param, char key) {
dialog::addBoolItem(caption, param, key);
if(param) dialog::lastItem().value = fts(param);
dialog::add_action([&param, caption] () {
if(param == 0) {
param = 1;
string s =
XLAT(
"The value of 1 means that the period of this animation equals the period set in the animation menu. "
"Larger values correspond to faster animations.");
dialog::editNumber(param, 0, 10, 1, 1, caption, s);
}
else param = 0;
});
}
EX ld a, b;
void list_animated_parameters() {
dialog::addHelp(XLAT(
"Most parameters can be animated simply by using '..' in their editing dialog. "
"For example, the value of a parameter set to 0..1 will grow linearly from 0 to 1. "
"You can also use functions (e.g. cos(0..2*pi)) and refer to other parameters; "
"parameters 'a' and 'b' exist for this purpose. "
"See the list below for parameters which are currently animated (or changed)."));
dialog::addBreak(50);
for(auto& ap: aps) {
string what = "?";
for(auto& p: params) if(&p.second == ap.value) what = p.first;
dialog::addInfo(what + " = " + ap.formula);
}
dialog::addBreak(50);
dialog::addHelp(parser_help());
}
ld animation_period;
EX void show() {
cmode = sm::SIDE; needs_highqual = false;
animation_lcm = 1;
gamescreen(0);
animation_period = 2 * M_PI * animation_lcm / animation_factor;
dialog::init(XLAT("animations"), iinf[itPalace].color, 150, 100);
dialog::addSelItem(XLAT("period"), fts(period)+ " ms", 'p');
dialog::add_action([] () { dialog::editNumber(period, 0, 10000, 1000, 200, XLAT("period"),
XLAT("This is the period of the whole animation, though in some settings the animation can have a different period or be aperiodic. "
"Changing the value will make the whole animation slower or faster."
)); });
if(animation_lcm > 1) {
dialog::addSelItem(XLAT("game animation period"), fts(animation_period)+ " ms", 'G');
dialog::add_action([] () {
dialog::editNumber(animation_period, 0, 10000, 1000, 1000, XLAT("game animation period"),
XLAT("Least common multiple of the animation periods of all the game objects on screen, such as rotating items.")
);
dialog::reaction = [] () { animation_factor = 2 * M_PI * animation_lcm / animation_period; };
dialog::extra_options = [] () {
dialog::addItem("default", 'D');
dialog::add_action([] () {
animation_factor = 1;
popScreen();
});
};
});
}
dialog::addBoolItem_choice(XLAT("no movement animation"), ma, maNone, '0');
dialog::addBoolItem_choice(XLAT("translation"), ma, maTranslation, '1');
dialog::addBoolItem_choice(XLAT("rotation"), ma, maRotation, '2');
if(hyperbolic) {
dialog::addBoolItem_choice(XLAT("parabolic"), ma, maParabolic, '3');
}
if(among(pmodel, mdJoukowsky, mdJoukowskyInverted)) {
dialog::addBoolItem_action(XLAT("joukowsky_anim"), joukowsky_anim, 'j');
}
if(among(pmodel, mdJoukowsky, mdJoukowskyInverted)) {
animator(XLAT("Möbius transformations"), skiprope_rotation, 'S');
}
if(!prod) {
dialog::addBoolItem(XLAT("circle"), ma == maCircle, '4');
dialog::add_action([] () { ma = maCircle;
rotation_center = centerover;
rotation_center_View = View;
});
}
dialog::addBoolItem_choice(XLAT("translation")+"+"+XLAT("rotation"), ma, maTranslationRotation, '5');
switch(ma) {
case maCircle: {
animator(XLAT("circle spins"), circle_spins, 'C');
dialog::addSelItem(XLAT("circle radius"), fts(circle_radius), 'c');
dialog::add_action([] () {
dialog::editNumber(circle_radius, 0, 10, 0.1, acosh(1.), XLAT("circle radius"), "");
dialog::extra_options = [] () {
if(hyperbolic) {
// area = 2pi (cosh(r)-1)
dialog::addSelItem(XLAT("double spin"), fts(acosh(2.)), 'A');
dialog::add_action([] () { circle_radius = acosh(2.); });
dialog::addSelItem(XLAT("triple spin"), fts(acosh(3.)), 'B');
dialog::add_action([] () { circle_radius = acosh(3.); });
}
if(sphere) {
dialog::addSelItem(XLAT("double spin"), fts(acos(1/2.)), 'A');
dialog::add_action([] () { circle_radius = acos(1/2.); });
dialog::addSelItem(XLAT("triple spin"), fts(acos(1/3.)), 'B');
dialog::add_action([] () { circle_radius = acos(1/3.); });
}
};
});
dialog::addColorItem(XLAT("draw the circle"), circle_display_color, 'd');
dialog::add_action([] () {
dialog::openColorDialog(circle_display_color, NULL);
});
dialog::addBreak(100);
break;
}
case maTranslation:
case maTranslationRotation:
case maParabolic: {
if(ma == maTranslation && history::on)
dialog::addBreak(300);
else if(ma == maTranslation) {
dialog::addSelItem(XLAT("cycle length"), fts(cycle_length), 'c');
dialog::add_action([] () {
dialog::editNumber(cycle_length, 0, 10, 0.1, 2*M_PI, "shift", "");
dialog::extra_options = [] () {
dialog::addSelItem(XLAT("full circle"), fts(2 * M_PI), 'A');
dialog::add_action([] () { cycle_length = 2 * M_PI; });
dialog::addSelItem(XLAT("Zebra period"), fts(2.898149445355172), 'B');
dialog::add_action([] () { cycle_length = 2.898149445355172; });
dialog::addSelItem(XLAT("Bolza period"), fts(2 * 1.528571), 'C');
dialog::add_action([] () { cycle_length = 2 * 1.528571; });
};
});
}
else {
dialog::addSelItem(XLAT("cells to go"), fts(parabolic_length), 'c');
dialog::add_action([] () {
dialog::editNumber(parabolic_length, 0, 10, 1, 1, "cells to go", "");
});
}
dialog::addSelItem(XLAT("shift"), fts(shift_angle) + "°", 'C');
dialog::add_action([] () {
dialog::editNumber(shift_angle, 0, 90, 15, 0, XLAT("shift"), "");
});
dialog::addSelItem(XLAT("movement angle"), fts(movement_angle) + "°", 'm');
dialog::add_action([] () {
dialog::editNumber(movement_angle, 0, 360, 15, 0, XLAT("movement angle"), "");
});
break;
}
case maRotation:
if(GDIM == 3) {
dialog::addSelItem(XLAT("angle to screen normal"), fts(normal_angle) + "°", 'C');
dialog::add_action([] () {
dialog::editNumber(normal_angle, 0, 360, 15, 0, XLAT("angle to screen normal"), "");
});
dialog::addSelItem(XLAT("movement angle"), fts(movement_angle) + "°", 'm');
dialog::add_action([] () {
dialog::editNumber(movement_angle, 0, 360, 15, 0, XLAT("movement angle"), "");
});
dialog::addBreak(100);
}
else
dialog::addBreak(300);
break;
default: {
dialog::addBreak(300);
}
}
animator(XLATN("Ocean"), env_ocean, 'o');
animator(XLATN("Volcanic Wasteland"), env_volcano, 'v');
if(shmup::on) dialog::addBoolItem_action(XLAT("shmup action"), env_shmup, 'T');
#if CAP_RUG
if(rug::rugged) {
animator(XLAT("screen-relative rotation"), rug_rotation1, 'r');
if(rug_rotation1) {
dialog::addSelItem(XLAT("angle"), fts(rug_angle) + "°", 'a');
dialog::add_action([] () {
dialog::editNumber(rug_angle, 0, 360, 15, 0, "Rug angle", "");
});
}
else dialog::addBreak(100);
animator(XLAT("model-relative rotation"), rug_rotation2, 'r');
animator(XLAT("automatic move speed"), rug::ruggo, 'M');
dialog::add_action([] () {
dialog::editNumber(rug::ruggo, 0, 10, 1, 1, XLAT("automatic move speed"), XLAT("Move automatically without pressing any keys."));
if(among(rug::gwhere, gSphere, gElliptic))
dialog::extra_options = [] () {
dialog::addItem(XLAT("synchronize"), 'S');
dialog::add_action([] () { rug::ruggo = 2 * M_PI * 1000 / period; popScreen(); });
};
});
}
#endif
if(models::model_has_orientation())
animator(XLAT("model rotation"), ballangle_rotation, 'I');
else if(among(pmodel, mdHyperboloid, mdHemisphere, mdBall))
animator(XLAT("3D rotation"), ballangle_rotation, '3');
dialog::addSelItem(XLAT("animate parameters"), fts(a), 'a');
dialog::add_action([] () {
dialog::editNumber(a, -100, 100, 1, 0, XLAT("animate parameters"), "");
dialog::extra_options = list_animated_parameters;
});
dialog::addSelItem(XLAT("animate parameters"), fts(b), 'b');
dialog::add_action([] () {
dialog::editNumber(b, -100, 100, 1, 0, XLAT("animate parameters"), "");
dialog::extra_options = list_animated_parameters;
});
dialog::addBoolItem(XLAT("history mode"), (history::on || history::includeHistory), 'h');
dialog::add_action_push(history::history_menu);
#if CAP_FILES && CAP_SHOT
dialog::addItem(XLAT("shot settings"), 's');
dialog::add_action_push(shot::menu);
if(needs_highqual)
dialog::addInfo(XLAT("some parameters will only change in recorded animation"));
else
dialog::addBreak(100);
dialog::addSelItem(XLAT("frames to record"), its(noframes), 'n');
dialog::add_action([] () { dialog::editNumber(noframes, 0, 300, 30, 5, XLAT("frames to record"), ""); });
dialog::addSelItem(XLAT("record to a file"), animfile, 'R');
dialog::add_action([] () {
dialog::openFileDialog(animfile, XLAT("record to a file"), shot::make_svg ? ".svg" : ".png", record_animation);
});
#endif
dialog::addBack();
dialog::display();
}
#if CAP_COMMANDLINE
int readArgs() {
using namespace arg;
if(0) ;
#if CAP_ANIMATIONS
else if(argis("-animmenu")) {
PHASE(3); showstartmenu = false; pushScreen(show);
}
else if(argis("-animperiod")) {
PHASEFROM(2); shift_arg_formula(period);
}
#if CAP_SHOT
else if(argis("-animrecordf")) {
PHASEFROM(2); shift(); noframes = argi();
shift(); animfile = args();
}
else if(argis("-animrecord") || argis("-animrec")) {
PHASE(3); shift(); noframes = argi();
shift(); animfile = args(); record_animation();
}
else if(argis("-record-only")) {
PHASEFROM(2);
shift(); min_frame = argi();
shift(); max_frame = argi();
}
#endif
else if(argis("-animcircle")) {
PHASE(3); start_game();
ma = maCircle;
rotation_center = centerover;
rotation_center_View = View;
shift_arg_formula(circle_spins);
shift_arg_formula(circle_radius);
shift(); circle_display_color = arghex();
}
else if(argis("-animmove")) {
ma = maTranslation;
shift_arg_formula(cycle_length);
shift_arg_formula(shift_angle);
shift_arg_formula(movement_angle);
}
else if(argis("-animmoverot")) {
ma = maTranslationRotation;
shift_arg_formula(cycle_length);
shift_arg_formula(shift_angle);
shift_arg_formula(movement_angle);
}
else if(argis("-wallopt")) {
wallopt = true;
}
else if(argis("-animpar")) {
ma = maParabolic;
shift_arg_formula(parabolic_length);
shift_arg_formula(shift_angle);
shift_arg_formula(movement_angle);
}
else if(argis("-animclear")) { clearup = true; }
else if(argis("-animrot")) {
ma = maRotation;
if(GDIM == 3) {
shift_arg_formula(movement_angle);
shift_arg_formula(normal_angle);
}
}
else if(argis("-animrug")) {
shift_arg_formula(rug_rotation1);
shift_arg_formula(rug_angle);
shift_arg_formula(rug_rotation2);
}
else if(argis("-animenv")) {
shift_arg_formula(env_ocean);
shift_arg_formula(env_volcano);
}
else if(argis("-animball")) {
shift_arg_formula(ballangle_rotation);
}
else if(argis("-animj")) {
shift(); joukowsky_anim = true;
}
#endif
else return 1;
return 0;
}
#endif
auto animhook = addHook(hooks_frame, 100, display_animation)
#if CAP_COMMANDLINE
+ addHook(hooks_args, 100, readArgs)
#endif
;
EX bool any_animation() {
if(history::on) return true;
if(ma) return true;
if(ballangle_rotation || rug_rotation1 || rug_rotation2) return true;
if(ap_changes) return true;
return false;
}
EX bool any_on() {
return any_animation() || history::includeHistory;
}
EX bool center_music() {
return among(ma, maParabolic, maTranslation);
}
EX }
#endif
EX namespace startanims {
int ticks_start = 0;
#if HDR
struct startanim {
string name;
reaction_t init;
reaction_t render;
};
const int EXPLORE_START_ANIMATION = 2003;
#endif
reaction_t exploration;
void explorable(reaction_t ee) {
if(displayButtonS(4, vid.yres - 4 - vid.fsize/2, XLAT("explore this animation"), 0x202020, 0, vid.fsize/2))
getcstat = EXPLORE_START_ANIMATION;
exploration = ee;
}
void no_init() { }
startanim null_animation { "", no_init, [] { gamescreen(2); }};
startanim joukowsky { "Joukowsky transform", no_init, [] {
dynamicval<eModel> dm(pmodel, mdJoukowskyInverted);
dynamicval<ld> dt(models::model_orientation, ticks / 25.);
dynamicval<int> dv(vid.use_smart_range, 2);
dynamicval<ld> ds(vid.scale, 1/4.);
models::configure();
dynamicval<color_t> dc(ringcolor, 0);
gamescreen(2);
explorable([] { pmodel = mdJoukowskyInverted; pushScreen(models::model_menu); });
}};
startanim bandspin { "spinning in the band model", no_init, [] {
dynamicval<eModel> dm(pmodel, mdBand);
dynamicval<ld> dt(models::model_orientation, ticks / 25.);
dynamicval<int> dv(vid.use_smart_range, 2);
models::configure();
gamescreen(2);
explorable([] { pmodel = mdJoukowskyInverted; pushScreen(models::model_menu); });
}};
startanim perspective { "projection distance", no_init, [] {
ld x = sin(ticks / 1500.);
x += 1;
x /= 2;
x *= 1.5;
x = tan(x);
dynamicval<ld> da(vid.alpha, x);
dynamicval<ld> ds(vid.scale, (1+x)/2);
calcparam();
gamescreen(2);
explorable(projectionDialog);
}};
startanim rug { "Hypersian Rug", [] {
if(!CAP_RUG) { pick(); return; }
rug::init(), rug::rugged = false; }, [] {
dynamicval<bool> b(rug::rugged, true);
rug::physics();
rug::apply_rotation(cspin(1, 2, ticks / 3000.));
gamescreen(2);
rug::apply_rotation(cspin(1, 2, -ticks / 3000.));
if(!rug::rugged) current = &null_animation;
explorable([] { rug::rugged = true; pushScreen(rug::show); });
}};
startanim spin_around { "spinning around", no_init, [] {
dynamicval<ld> da(vid.alpha, 999);
dynamicval<ld> ds(vid.scale, 500);
ld alpha = 2 * M_PI * ticks / 10000.;
ld circle_radius = acosh(2.);
dynamicval<transmatrix> dv(View, spin(-cos_auto(circle_radius)*alpha) * xpush(circle_radius) * spin(alpha) * View);
gamescreen(2);
}};
reaction_t add_to_frame;
#if CAP_STARTANIM
void draw_ghost(const transmatrix V, int id) {
if(id % 13 == 0) {
queuepoly(V, cgi.shMiniGhost, 0xFFFF00C0);
queuepoly(V, cgi.shMiniEyes, 0xFF);
}
else {
queuepoly(V, cgi.shMiniGhost, 0xFFFFFFC0);
queuepoly(V, cgi.shMiniEyes, 0xFF);
}
}
startanim row_of_ghosts { "row of ghosts", no_init, [] {
dynamicval<reaction_t> r(add_to_frame, [] {
int t = ticks/400;
ld mod = (ticks-t*400)/400.;
for(int x=-25; x<=25; x++)
for(int y=-25; y<=25; y++) {
ld ay = (y + mod)/5.;
draw_ghost(xpush(x/5.) * spin(M_PI/2) * xpush(ay), int(y-t));
}
});
dynamicval<bool> rd(mapeditor::drawplayer, false);
gamescreen(2);
}};
startanim army_of_ghosts { "army of ghosts", no_init, [] {
dynamicval<bool> rd(mapeditor::drawplayer, false);
dynamicval<reaction_t> r(add_to_frame, [] {
int tt = ticks - ticks_start + 1200;
int t = tt/400;
ld mod = (tt-t*400)/400.;
for(int x=-12; x<=12; x++) {
ld ax = x/4.;
transmatrix T = spin(-M_PI/2) * xpush(ax) * spin(M_PI/2);
for(int y=0;; y++) {
ld ay = (mod - y)/4.;
transmatrix U = spin(M_PI/2) * xpush(ay / cosh(ax)) * T;
if(!in_smart_range(U)) break;
draw_ghost(U, (-y - t));
if(y) {
ay = (mod + y)/4.;
transmatrix U = spin(M_PI/2) * xpush(ay / cosh(ax)) * T;
draw_ghost(U, (y - t));
}
}
}
});
gamescreen(2);
}};
startanim ghost_spiral { "ghost spiral", no_init, [] {
dynamicval<reaction_t> r(add_to_frame, [] {
ld t = (ticks - ticks_start - 2000) / 150000.;
for(ld i=3; i<=40; i++) {
draw_ghost(spin(t * i * 2 * M_PI) * xpush(asinh(15. / i)) * spin(M_PI/2), 1);
}
});
gamescreen(2);
}};
startanim fib_ghosts { "Fibonacci ghosts", no_init, [] {
dynamicval<bool> rd(mapeditor::drawplayer, false);
dynamicval<reaction_t> r(add_to_frame, [] {
ld phase = (ticks - ticks_start - 2000) / 1000.;
for(int i=0; i<=500; i++) {
ld step = M_PI * (3 - sqrt(5));
ld density = 0.01;
ld area = 1 + (i+.5) * density;
ld r = acosh(area);
ld length = sinh(r);
transmatrix T = spin(i * step + phase / length) * xpush(r) * spin(M_PI/2);
draw_ghost(T, i);
}
});
gamescreen(2);
}};
startanim fpp { "first-person perspective", no_init, [] {
if(MAXMDIM == 3) { current = &null_animation; return; }
geom3::switch_fpp();
View = cspin(0, 2, ticks / 5000.) * View;
gamescreen(2);
View = cspin(0, 2, -ticks / 5000.) * View;
geom3::switch_fpp();
}};
// more start animations:
// - fly a ghost around center, in Gans model
// - triangle edges?
EX startanim *current = &null_animation;
EX void pick() {
if(((gold() > 0 || tkills() > 0) && canmove) || geometry != gNormal || ISWEB || ISMOBILE || vid.always3 || pmodel || rug::rugged || vid.wallmode < 2 || vid.monmode < 2 || glhr::noshaders || !vid.usingGL) {
current = &null_animation;
return;
}
vector<startanim*> known = { &null_animation, &perspective, &joukowsky, &bandspin, &rug, &spin_around, &row_of_ghosts, &ghost_spiral, &army_of_ghosts, &fib_ghosts, &fpp };
int id = rand() % 11;
current = known[id];
ticks_start = ticks;
current->init();
}
auto sanimhook = addHook(hooks_frame, 100, []() { if(add_to_frame) add_to_frame(); });
EX void display() {
current->render();
int z = vid.fsize/2 + 2;
if(displayButtonS(4, vid.yres - 4 - z*3, VER, 0x202020, 0, vid.fsize/2))
getcstat = SDLK_F5;
if(displayButtonS(4, vid.yres - 4 - z*2, XLAT(current->name), 0x202020, 0, vid.fsize/2))
getcstat = SDLK_F5;
}
EX void explore() { exploration(); }
#endif
EX }
}
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