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a3a0f63302
hyperrogue/textures.cpp
Zeno Rogue 4287355c11 fixed the rendering of textured spheres
2017-12-21 14:59:16 +01:00

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#if CAP_SDL_IMG
#include <SDL/SDL_image.h>
#elif CAP_PNG
#include <png.h>
#endif
#if CAP_TEXTURE
namespace texture {
GLuint textureid = 0;
cpatterntype cgroup;
SDL_Surface *convertSurface(SDL_Surface* s) {
SDL_PixelFormat fmt;
// fmt.format = SDL_PIXELFORMAT_BGRA8888;
fmt.BitsPerPixel = 32;
fmt.BytesPerPixel = 4;
fmt.Ashift=24;
fmt.Rshift=16;
fmt.Gshift=8;
fmt.Bshift=0;
fmt.Amask=0xff<<24;
fmt.Rmask=0xff<<16;
fmt.Gmask=0xff<<8;
fmt.Bmask=0xff;
fmt.Aloss = fmt.Rloss = fmt.Gloss = fmt.Bloss = 0;
fmt.palette = NULL;
#ifndef SDL2
fmt.alpha = 0;
fmt.colorkey = 0x1ffffff;
#endif
return SDL_ConvertSurface(s, &fmt, SDL_SWSURFACE);
}
int twidth = 2048;
unsigned paint_color = 0x000000FF;
vector<unsigned> texture_pixels;
string texturename = "textures/hyperrogue-texture.png";
string configname = "textures/hyperrogue.txc";
bool saving = false;
eTextureState tstate;
eTextureState tstate_max;
template<class T, class U> void scale_colorarray(int origdim, const T& src, const U& dest) {
int ox = 0, tx = 0, partials[4];
int omissing = twidth, tmissing = origdim;
for(int p=0; p<4; p++) partials[p] = 0;
while(tx < twidth) {
int fv = min(omissing, tmissing);
int c = src(ox);
for(int p=0; p<4; p++)
partials[p] += part(c, p) * fv;
omissing -= fv; tmissing -= fv;
if(omissing == 0) {
ox++; omissing = twidth;
}
if(tmissing == 0) {
int target;
for(int p=0; p<4; p++) {
part(target, p) = partials[p] / origdim;
partials[p] = 0;
}
dest(tx++, target);
tmissing = origdim;
}
}
}
bool loadTextureGL() {
if(textureid == 0) glGenTextures(1, &textureid );
glBindTexture( GL_TEXTURE_2D, textureid);
glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MAG_FILTER,GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MIN_FILTER,GL_LINEAR);
glTexImage2D( GL_TEXTURE_2D, 0, GL_RGBA, twidth, twidth, 0,
GL_BGRA, GL_UNSIGNED_BYTE,
&texture_pixels[0] );
return true;
}
bool whitetexture() {
texture_pixels.resize(0);
texture_pixels.resize(twidth * twidth, 0xFFFFFFFF);
return true;
}
bool readtexture() {
texture_pixels.resize(twidth * twidth);
#if CAP_SDL_IMG
SDL_Surface *txt = IMG_Load(texturename.c_str());
if(!txt) {
addMessage(XLAT("Failed to load %1", texturename));
return false;
}
auto txt2 = convertSurface(txt);
SDL_FreeSurface(txt);
int tx = txt2->w, ty = txt2->h;
auto pix = [&] (int x, int y) { return qpixel(txt2, x, y); };
#elif CAP_PNG
FILE *f = fopen(texturename.c_str(), "r");
png_structp png = png_create_read_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
if(!png) return false;
if(setjmp(png_jmpbuf(png))) return false;
png_init_io(png, f);
// set the expected format
png_infop info = png_create_info_struct(png);
png_read_info(png, info);
int tx = png_get_image_width(png, info);
int ty = png_get_image_height(png, info);
png_byte color_type = png_get_color_type(png, info);
png_byte bit_depth = png_get_bit_depth(png, info);
if(bit_depth == 16) png_set_strip_16(png);
if(color_type == PNG_COLOR_TYPE_PALETTE) png_set_palette_to_rgb(png);
if(color_type == PNG_COLOR_TYPE_GRAY && bit_depth < 8) png_set_expand_gray_1_2_4_to_8(png);
if(png_get_valid(png, info, PNG_INFO_tRNS)) png_set_tRNS_to_alpha(png);
if(color_type == PNG_COLOR_TYPE_RGB ||
color_type == PNG_COLOR_TYPE_GRAY ||
color_type == PNG_COLOR_TYPE_PALETTE)
png_set_filler(png, 0xFF, PNG_FILLER_AFTER);
if(color_type == PNG_COLOR_TYPE_GRAY ||
color_type == PNG_COLOR_TYPE_GRAY_ALPHA)
png_set_gray_to_rgb(png);
png_read_update_info(png, info);
// read png
vector<png_bytep> row_pointers(ty);
vector<int> origpixels(ty * tx);
for(int y = 0; y < ty; y++)
row_pointers[y] = (png_bytep) & origpixels[y * tx];
png_read_image(png, &row_pointers[0]);
fclose(f);
auto pix = [&] (int x, int y) {
if(x<0 || y<0 || x >= tx || y >= ty) return 0;
return origpixels[y*tx + x];
};
#endif
if(tx == twidth && ty == twidth) {
int i = 0;
for(int y=0; y<ty; y++)
for(int x=0; x<tx; x++)
texture_pixels[i++] = pix(x, y);
}
else {
int origdim = max(tx, ty);
int base_x = tx/2 - origdim/2;
int base_y = ty/2 - origdim/2;
ZZ = 0; // outside is black
/* for(int y=0; y<twidth; y++)
for(int x=0; x<twidth; x++)
texture_pixels[y*twidth+x] = qpixel(txt2, y%ty, x%tx); */
vector<int> half_expanded(twidth * ty);
for(int y=0; y<ty; y++)
scale_colorarray(origdim,
[&] (int x) { return pix(base_x + x,y); },
[&] (int x, int v) { half_expanded[twidth * y + x] = v; }
);
for(int x=0; x<twidth; x++)
scale_colorarray(origdim,
[&] (int y) { return base_y+y < 0 || base_y+y >= ty ? 0 : half_expanded[x + (base_y + y) * twidth]; },
[&] (int y, int v) { texture_pixels[twidth * y + x] = v; }
);
}
#if CAP_SDL_IMG
SDL_FreeSurface(txt2);
#endif
return true;
}
void saveRawTexture() {
SDL_Surface *sraw = SDL_CreateRGBSurface(SDL_SWSURFACE,twidth,twidth,32,0,0,0,0);
for(int y=0; y<twidth; y++)
for(int x=0; x<twidth; x++)
qpixel(sraw,x,y) = texture_pixels[y * twidth + x];
IMAGESAVE(sraw, texturename.c_str());
SDL_FreeSurface(sraw);
addMessage(XLAT("Saved the raw texture to %1", texturename));
}
transmatrix itt = Id;
unsigned grid_color = 0;
unsigned mesh_color = 0;
unsigned master_color = 0xFFFFFF10;
unsigned slave_color = 0xFF000008;
int color_alpha = 0;
int gsplits = 1;
void mapTextureTriangle(textureinfo &mi, array<hyperpoint, 3> v, int splits = gsplits) {
if(splits) {
array<hyperpoint, 3> v2 = { mid(v[1], v[2]), mid(v[2], v[0]), mid(v[0], v[1]) };
mapTextureTriangle(mi, {v[0], v2[2], v2[1]}, splits-1);
mapTextureTriangle(mi, {v[1], v2[0], v2[2]}, splits-1);
mapTextureTriangle(mi, {v[2], v2[1], v2[0]}, splits-1);
mapTextureTriangle(mi, {v2[0], v2[1], v2[2]}, splits-1);
return;
}
for(int i=0; i<3; i++) {
for(int j=0; j<3; j++)
mi.vertices.push_back(v[i][j]);
hyperpoint inmodel;
applymodel(mi.M * v[i], inmodel);
inmodel = itt * inmodel;
inmodel[0] *= vid.radius * 1. / vid.scrsize;
inmodel[1] *= vid.radius * 1. / vid.scrsize;
mi.tvertices.push_back((inmodel[0]+1)/2);
mi.tvertices.push_back((inmodel[1]+1)/2);
mi.tvertices.push_back(0);
}
}
map<int, textureinfo> texture_map, texture_map_orig;
set<cell*> models;
void mapTexture(cell *c, textureinfo& mi, patterns::patterninfo &si, const transmatrix& T, int shift = 0) {
mi.c = c;
mi.vertices.clear();
mi.tvertices.clear();
mi.symmetries = si.symmetries;
mi.current_type = c->type;
mi.M = T * applyPatterndir(c, si);
if(tstate == tsAdjusting) return;
ld z = ctof(c) ? rhexf : hexvdist;
// int sym = si.symmetries;
for(int i=0; i<c->type; i++) {
int i2 = i+shift;
hyperpoint h1 = spin(M_PI + M_PI * (2*i2 -1) / c->type) * xpush(z) * C0;
hyperpoint h2 = spin(M_PI + M_PI * (2*i2 +1) / c->type) * xpush(z) * C0;
mapTextureTriangle(mi, {C0, h1, h2});
}
}
int recolor(int col) {
if(color_alpha == 255 || (cmode & sm::DRAW)) return col | 0xFFFFFF00;
if(color_alpha == 0) return col;
for(int i=1; i<4; i++)
part(col, i) = color_alpha + ((255-color_alpha) * part(col,i) + 127) / 255;
return col;
}
bool apply(cell *c, const transmatrix &V, int col) {
if(tstate == tsOff) return false;
using namespace patterns;
auto si = getpatterninfo0(c);
if(tstate == tsAdjusting) {
queuepolyat(V, shFullCross[ctof(c)], 0, PPR_LINE);
lastptd().u.poly.outline = models.count(c) ? master_color : slave_color;
queuepolyat(V, shFullFloor[ctof(c)], 0, PPR_LINE);
lastptd().u.poly.outline = models.count(c) ? master_color : slave_color;
return false;
}
try {
auto& mi = texture_map.at(si.id);
qfi.spin = applyPatterndir(c, si);
int n = mi.vertices.size() / 3;
qfi.special = false;
qfi.shape = &shFullFloor[ctof(c)];
qfi.tinf = &mi;
if(chasmg == 2) return false;
else if(chasmg && wmspatial) {
if(detaillevel == 0) return false;
queuetable(V * qfi.spin, &mi.vertices[0], n, mesh_color, recolor(c->land == laCocytus ? 0x080808FF : 0x101010FF), PPR_LAKEBOTTOM);
}
else {
queuetable(V * qfi.spin, &mi.vertices[0], n, mesh_color, recolor(col), PPR_FLOOR);
}
lastptd().u.poly.tinf = &mi;
if(grid_color) {
queuepolyat(V, shFullFloor[ctof(c)], 0, PPR_FLOOR);
lastptd().u.poly.outline = grid_color;
}
if(texture::saving) {
// create a nicer aura for saved texture
for(int i=0; i<size(mi.tvertices); i += 9) {
ld p[3];
while(true) {
p[0] = hrandf();
p[1] = hrandf();
p[2] = 1 - p[0] - p[1];
if(p[2] >= 0) break;
}
ld v[2] = {0,0};
for(int j=0; j<2; j++) for(int k=0; k<3; k++)
v[j] += mi.tvertices[3*k+j] * p[k];
int vi[2] = {int(v[0] * twidth), int(v[1] * twidth)};
col = texture_pixels[(vi[0] & (twidth-1)) + (vi[1] & (twidth-1)) * twidth];
hyperpoint h = hpxyz(mi.vertices[i], mi.vertices[i+1], mi.vertices[i+2]);
addaura(V*h, col, 0);
}
}
return true;
}
catch(out_of_range) {
// printf("Ignoring tile #%d : not mapped\n", si.id);
return false;
}
}
typedef tuple<eGeometry, bool, char, int, eModel, ld, ld> texture_parameters;
static const auto current_texture_parameters = tie(geometry, nontruncated, patterns::whichPattern, patterns::subpattern_flags, pmodel, vid.scale, vid.alpha);
texture_parameters orig_texture_parameters;
void perform_mapping() {
if(gsplits < 0) gsplits = 0;
if(gsplits > 4) gsplits = 4;
using namespace patterns;
texture_map.clear();
for(auto& p: gmatrix) {
cell *c = p.first;
auto si = getpatterninfo0(c);
bool replace = false;
// int sgn = sphere ? -1 : 1;
if(!texture_map.count(si.id))
replace = true;
else if(hdist0(p.second*sphereflip * C0) < hdist0(texture_map[si.id].M * sphereflip * C0))
replace = true;
if(replace) {
auto& mi = texture_map[si.id];
mapTexture(c, mi, si, p.second);
mi.texture_id = textureid;
}
}
models.clear();
for(auto& t: texture_map) models.insert(t.second.c);
for(auto& p: gmatrix) {
cell *c = p.first;
bool nearmodel = models.count(c);
forCellEx(c2, c)
if(models.count(c2))
nearmodel = true;
if(nearmodel) {
auto si = getpatterninfo0(c);
texture_map[si.id].matrices.push_back(p.second * applyPatterndir(c, si));
}
}
computeCgroup();
texture::cgroup = patterns::cgroup;
texture_map_orig = texture_map;
orig_texture_parameters = current_texture_parameters;
}
void saveFullTexture() {
addMessage(XLAT("Saving full texture to %1...", texturename));
dynamicval<unsigned> dd(grid_color, 0);
dynamicval<unsigned> dm(mesh_color, 0);
texture::saving = true;
drawscreen();
dynamicval<int> dv(pngres, twidth);
saveHighQualityShot(texturename.c_str());
texture::saving = false;
drawscreen();
itt = xyscale(Id, vid.scrsize * 1. / vid.radius);
readtexture();
perform_mapping();
}
bool newmove = false;
void drawRawTexture() {
glDisable(GL_LIGHTING);
glEnable(GL_TEXTURE_2D);
glMatrixMode(GL_MODELVIEW);
glcolor2(0xFFFFFF20);
glPushMatrix();
glTranslatef(0, 0, vid.scrdist);
glBindTexture(GL_TEXTURE_2D, textureid);
vector<GLfloat> tver, sver;
for(int i=0; i<4; i++) {
int cx[4] = {1, -1, -1, 1};
int cy[4] = {1, 1, -1, -1};
int x = cx[i];
int y = cy[i];
hyperpoint inmodel = hpxyz(x, y, 1);
inmodel = itt * inmodel;
tver.push_back((inmodel[0]+1)/2);
tver.push_back((inmodel[1]+1)/2);
tver.push_back(0);
sver.push_back(x * vid.scrsize);
sver.push_back(y * vid.scrsize);
sver.push_back(0);
}
activateVertexArray(&sver[0], 4);
glEnableClientState(GL_TEXTURE_COORD_ARRAY);
glTexCoordPointer(3, GL_FLOAT, 0, &tver[0]);
glDrawArrays(GL_TRIANGLE_FAN, 0, 4);
glDisableClientState(GL_TEXTURE_COORD_ARRAY);
glPopMatrix();
glDisable(GL_TEXTURE_2D);
}
struct magicmapper_point {
cell *c;
hyperpoint cell_relative;
hyperpoint texture_coords;
};
vector<magicmapper_point> amp;
struct magic_param {
bool do_spin;
ld spinangle, scale, proj, moveangle, shift;
void shuffle() {
do_spin = hrand(2);
spinangle = hrandf() - hrandf();
moveangle = hrandf() * 2 * M_PI;
shift = hrandf() - hrandf();
scale = hrandf() - hrandf();
proj = hrandf() - hrandf();
}
void apply(ld delta) {
vid.alpha *= exp(delta * proj);
vid.scale *= exp(delta * scale);
if(do_spin)
View = spin(delta * spinangle) * View;
else
View = spin(moveangle) * xpush(delta*shift) * spin(-moveangle) * View;
fixmatrix(View);
}
};
ld magic_quality() {
gmatrix.clear();
calcparam();
ld q = 0;
for(auto& p: amp) {
hyperpoint inmodel;
applymodel(shmup::ggmatrix(p.c) * p.cell_relative, inmodel);
inmodel[0] *= vid.radius * 1. / vid.scrsize;
inmodel[1] *= vid.radius * 1. / vid.scrsize;
q += intvalxy(inmodel, p.texture_coords);
}
return q;
}
void applyMagic() {
ld cq = magic_quality();
int last_success = 0;
for(int s=0; s<50000 && s<last_success + 1000; s++) {
magic_param p;
p.shuffle();
bool failed = false;
for(ld delta = 1; delta > 1e-9; delta *= (failed ? -.7 : 1.2)) {
p.apply(delta);
ld nq = magic_quality();
if(nq < cq) {
cq = nq;
last_success = s;
}
else {
p.apply(-delta);
failed = true;
}
}
}
}
enum eTexturePanstate {tpsModel, tpsMove, tpsScale, tpsAffine, tpsZoom, tpsProjection, tpsMagic};
eTexturePanstate panstate;
void mousemovement() {
static hyperpoint lastmouse;
hyperpoint mouseeu = hpxyz((mousex - vid.xcenter + .0) / vid.scrsize, (mousey - vid.ycenter + .0) / vid.scrsize, 1);
bool nonzero = mouseeu[0] || mouseeu[1];
switch(panstate) {
case tpsModel:
if(!newmove && mouseh[2] < 50 && lastmouse[2] < 50) {
panning(lastmouse, mouseh);
perform_mapping();
}
lastmouse = mouseh; newmove = false;
break;
case tpsMove: {
if(!newmove)
itt = itt * inverse(eupush(mouseeu)) * eupush(lastmouse);
lastmouse = mouseeu; newmove = false;
break;
}
case tpsScale: {
if(nonzero && !newmove)
itt = itt * inverse(euscalezoom(mouseeu)) * euscalezoom(lastmouse);
if(nonzero) lastmouse = mouseeu;
newmove = false;
break;
}
case tpsAffine: {
if(!newmove)
itt = itt * inverse(euaffine(mouseeu)) * euaffine(lastmouse);
lastmouse = mouseeu; newmove = false;
break;
}
case tpsZoom: {
// do not zoom in portrait!
if(nonzero && !newmove) {
View = inverse(spintox(mouseeu)) * spintox(lastmouse) * View;
vid.scale = vid.scale * sqrt(intvalxy(C0, mouseeu)) / sqrt(intvalxy(C0, lastmouse));
}
if(nonzero) lastmouse = mouseeu;
newmove = false;
break;
}
case tpsProjection: {
if(nonzero && !newmove) {
vid.alpha = vid.alpha * sqrt(intvalxy(C0, mouseeu)) / sqrt(intvalxy(C0, lastmouse));
}
if(nonzero) lastmouse = mouseeu;
newmove = false;
}
case tpsMagic: {
if(!mouseover) return;
if(newmove) {
magicmapper_point newpoint;
newpoint.c = mouseover;
newpoint.cell_relative = inverse(gmatrix[mouseover]) * mouseh;
amp.push_back(newpoint);
newmove = false;
}
amp.back().texture_coords = mouseeu;
}
default: break;
}
}
patterns::patterninfo si_save;
saverlist texturesavers;
bool target_nontrunc;
void init_textureconfig() {
texturesavers = move(savers);
for(int i=0; i<3; i++)
for(int j=0; j<3; j++)
addsaver(itt[i][j], "texturematrix_" + its(i) + its(j), i==j ? 1 : 0);
for(int i=0; i<3; i++)
for(int j=0; j<3; j++)
addsaver(View[i][j], "viewmatrix_" + its(i) + its(j), i==j ? 1 : 0);
addsaverenum(targetgeometry, "geometry", gNormal);
addsaverenum(target_nontrunc, "chamfering", false);
// ... geometry parameters
addsaver(patterns::whichPattern, "pattern", 0);
addsaver(patterns::subpattern_flags, "pattern flags", 0);
cell *ctr = euclid ? centerover : viewctr.h->c7;
si_save = patterns::getpatterninfo0(ctr);
addsaver(si_save.id, "center type", 1);
addsaver(si_save.dir, "center direction", 0);
addsaver(si_save.reflect, "center reflection", false);
addsaver(twidth, "texture resolution", 2048);
addsaver(gsplits, "precision", 1);
addsaver(grid_color, "grid color", 0);
addsaver(color_alpha, "alpha color", 0);
addsaver(mesh_color, "mesh color", 0);
addsaver(vid.alpha, "projection", 1);
addsaver(vid.scale, "scale", 1);
addsaver(texturename, "texture filename", "");
swap(texturesavers, savers);
}
bool save_textureconfig() {
init_textureconfig();
FILE *f = fopen(configname.c_str(), "wt");
if(!f) return false;
targetgeometry = geometry;
target_nontrunc = nontruncated;
for(auto s: texturesavers) if(s->dosave())
fprintf(f, "%s=%s\n", s->name.c_str(), s->save().c_str());
fclose(f);
return true;
}
bool load_textureconfig() {
init_textureconfig();
FILE *f = fopen(configname.c_str(), "rt");
if(!f) return false;
swap(texturesavers, savers);
for(auto s: savers) s->reset();
loadNewConfig(f);
swap(texturesavers, savers);
fclose(f);
if(1) {
dynamicval<char> d1(patterns::whichPattern, patterns::whichPattern);
dynamicval<int> d2(patterns::subpattern_flags, patterns::subpattern_flags);
if(targetgeometry != geometry) {
restartGame('g');
return load_textureconfig();
}
if(nontruncated != target_nontrunc) {
restartGame('7');
}
}
if(!readtexture()) return false;
if(!loadTextureGL()) return false;
calcparam();
drawthemap();
perform_mapping();
tstate = tstate_max = tsActive;
return true;
}
void showMenu() {
cmode = sm::SIDE | sm::MAYDARK | sm::DIALOG_STRICT_X;
gamescreen(0);
if(tstate == tsAdjusting)
drawRawTexture();
dialog::init(XLAT("texture mode"));
if(tstate == tsOff) {
dialog::addItem(XLAT("select geometry/pattern"), 'r');
if(tstate_max == tsAdjusting)
dialog::addItem(XLAT("readjust/save raw texture"), 't');
if(tstate_max == tsActive)
dialog::addItem(XLAT("reactivate the texture"), 't');
dialog::addItem(XLAT("open PNG as texture"), 'o');
dialog::addItem(XLAT("load texture config"), 'l');
dialog::addSelItem(XLAT("texture size"), its(twidth), 'w');
dialog::addItem(XLAT("paint a new texture"), 'n');
dialog::addSelItem(XLAT("precision"), its(gsplits), 'P');
}
if(tstate == tsAdjusting) {
dialog::addItem(XLAT("select the texture's pattern"), 'r');
dialog::addItem(XLAT("enable the texture"), 't');
dialog::addItem(XLAT("cancel the texture"), 'T');
dialog::addBoolItem(XLAT("move the model"), panstate == tpsModel, 'm');
dialog::addBoolItem(XLAT("move the texture"), panstate == tpsMove, 'a');
dialog::addBoolItem(XLAT("zoom/scale the texture"), panstate == tpsScale, 'x');
dialog::addBoolItem(XLAT("zoom/scale the model"), panstate == tpsZoom, 'z');
dialog::addBoolItem(XLAT("projection"), panstate == tpsProjection, 'p');
dialog::addBoolItem(XLAT("affine transformations"), panstate == tpsAffine, 'y');
dialog::addBoolItem(XLAT("magic"), panstate == tpsMagic, 'A');
dialog::addColorItem(XLAT("grid color (master)"), master_color, 'M');
dialog::addColorItem(XLAT("grid color (copy)"), slave_color, 'C');
if(panstate == tpsMagic) {
dialog::addSelItem(XLAT("delete markers"), its(size(amp)), 'D');
dialog::addItem(XLAT("perform auto-adjustment"), 'R');
}
dialog::addSelItem(XLAT("precision"), its(gsplits), 'P');
dialog::addItem(XLAT("save the raw texture"), 'S');
}
if(tstate == tsActive) {
/* dialog::addSelItem(XLAT("texture scale"), fts(iscale), 's');
dialog::addSelItem(XLAT("texture angle"), fts(irotate), 'a');
dialog::addSelItem(XLAT("texture position X"), fts(ix), 'x');
dialog::addSelItem(XLAT("texture position Y"), fts(iy), 'y'); */
dialog::addItem(XLAT("deactivate the texture"), 't');
dialog::addItem(XLAT("readjust the texture"), 'T');
dialog::addItem(XLAT("change the geometry"), 'r');
dialog::addColorItem(XLAT("grid color"), grid_color, 'g');
dialog::addColorItem(XLAT("mesh color"), mesh_color, 'm');
dialog::addSelItem(XLAT("color alpha"), its(color_alpha), 'c');
dialog::addItem(XLAT("edit the texture"), 'e');
dialog::addItem(XLAT("save the full texture image"), 'S');
dialog::addItem(XLAT("save the texture config"), 's');
}
dialog::addItem(XLAT("help"), SDLK_F1);
dialog::addItem(XLAT("back"), '0');
getcstat = '-';
dialog::display();
if(tstate == tsAdjusting) {
initquickqueue();
char letter = 'A';
for(auto& am: amp) {
hyperpoint h = shmup::ggmatrix(am.c) * am.cell_relative;
display(h);
queuechr(h, vid.fsize, letter, 0xC00000, 1);
hyperpoint inmodel;
applymodel(h, inmodel);
inmodel[0] *= vid.radius * 1. / vid.scrsize;
inmodel[1] *= vid.radius * 1. / vid.scrsize;
queuechr(
vid.xcenter + vid.scrsize * inmodel[0],
vid.ycenter + vid.scrsize * inmodel[1],
0, vid.fsize/2, letter, 0xC0C0C0, 1);
queuechr(
vid.xcenter + vid.scrsize * am.texture_coords[0],
vid.ycenter + vid.scrsize * am.texture_coords[1],
0, vid.fsize, letter, 0x00C000, 1);
letter++;
}
quickqueue();
}
if(holdmouse) mousemovement();
keyhandler = [] (int sym, int uni) {
// handlePanning(sym, uni);
dialog::handleNavigation(sym, uni);
if(uni == '-' && tstate == tsAdjusting) {
if(!holdmouse) {
holdmouse = true;
newmove = true;
}
}
else if(uni == 'm' && tstate == tsAdjusting) panstate = tpsModel;
else if(uni == 'a' && tstate == tsAdjusting) panstate = tpsMove;
else if(uni == 'x' && tstate == tsAdjusting) panstate = tpsScale;
else if(uni == 'y' && tstate == tsAdjusting) panstate = tpsAffine;
else if(uni == 'z' && tstate == tsAdjusting) panstate = tpsZoom;
else if(uni == 'p' && tstate == tsAdjusting) panstate = tpsProjection;
else if(uni == 'A' && tstate == tsAdjusting) panstate = tpsMagic;
else if(uni == 'D' && tstate == tsAdjusting) amp.clear();
else if(uni == 'R' && tstate == tsAdjusting) applyMagic();
else if(uni == 's' && tstate == tsActive)
dialog::openFileDialog(configname, XLAT("texture config to save:"), ".txc",
[] () {
return save_textureconfig();
});
else if(uni == 'l' && tstate == tsOff)
dialog::openFileDialog(configname, XLAT("texture config to load:"), ".txc",
[] () {
return load_textureconfig();
});
else if(uni == 'r')
patterns::pushChangeablePatterns();
else if(uni == 'o' && tstate == tsOff)
dialog::openFileDialog(texturename, XLAT("texture to load:"), ".png",
[] () {
if(readtexture() && loadTextureGL()) {
if(tstate_max == tsOff) tstate_max = tsAdjusting;
tstate = tstate_max;
return true;
}
else return false;
});
else if(uni == 'w' && tstate == tsOff) {
twidth *= 2;
if(twidth > 9000) twidth = 256;
tstate_max = tsOff;
}
else if(uni == 'e' && tstate == tsActive) {
mapeditor::initdraw(cwt.c);
pushScreen(mapeditor::showDrawEditor);
}
else if(uni == 'n' && tstate == tsOff) {
addMessage("white");
if(whitetexture() && loadTextureGL()) {
tstate = tstate_max = tsActive;
perform_mapping();
mapeditor::initdraw(cwt.c);
pushScreen(mapeditor::showDrawEditor);
}
}
else if(uni == 't' && tstate == tsOff)
tstate = tstate_max;
else if(uni == 't' && tstate == tsAdjusting) {
tstate = tstate_max = tsActive;
perform_mapping();
}
else if(uni == 't' && tstate == tsActive)
tstate = tsOff;
else if(uni == 'T' && tstate == tsAdjusting)
tstate = tsOff;
else if(uni == 'T' && tstate == tsActive) {
tstate = tsAdjusting;
texture_map.clear();
}
else if(uni == 'g' && tstate == tsActive)
dialog::openColorDialog(grid_color, NULL);
else if(uni == 'm' && tstate == tsActive)
dialog::openColorDialog(mesh_color, NULL);
else if(uni == 'M' && tstate == tsAdjusting)
dialog::openColorDialog(master_color, NULL);
else if(uni == 'C' && tstate == tsActive)
dialog::openColorDialog(slave_color, NULL);
else if(uni == 'c' && tstate == tsActive) {
dialog::editNumber(color_alpha, 0, 255, 15, 0, XLAT("color alpha"),
XLAT("The higher the value, the less important the color of underlying terrain is."));
}
else if(uni == 'P' && tstate <= tsAdjusting) {
dialog::editNumber(gsplits, 0, 4, 1, 1, XLAT("precision"),
XLAT("precision"));
dialog::reaction = perform_mapping;
}
else if(uni == 'S' && tstate == tsAdjusting)
saveRawTexture();
else if(uni == 'S' && tstate == tsActive)
saveFullTexture();
else if(doexiton(sym, uni))
popScreen();
};
}
int lastupdate;
void update() {
if(lastupdate && ticks > lastupdate + 50) {
loadTextureGL();
lastupdate = 0;
}
}
typedef pair<int,int> point;
point ptc(hyperpoint h) {
hyperpoint inmodel;
applymodel(h, inmodel);
inmodel = itt * inmodel;
inmodel[0] *= vid.radius * 1. / vid.scrsize;
inmodel[1] *= vid.radius * 1. / vid.scrsize;
int x = (1 + inmodel[0]) * twidth / 2;
int y = (1 + inmodel[1]) * twidth / 2;
return make_pair(x,y);
}
array<point, 3> ptc(const array<hyperpoint, 3>& h) {
return {ptc(h[0]), ptc(h[1]), ptc(h[2])};
}
ld penwidth = .02;
int near(pair<int, int> p1, pair<int, int> p2) {
return max(abs(p1.first-p2.first), abs(p1.second - p2.second));
}
void filltriangle(const array<hyperpoint, 3>& v, const array<point, 3>& p, int col, int lev) {
int d2 = near(p[0], p[1]), d1 = near(p[0], p[2]), d0 = near(p[1], p[2]);
int a, b, c;
if((d0 <= 1 && d1 <= 1 && d2 <= 1) || lev >= 20) {
for(int i=0; i<3; i++)
texture_pixels[((p[i].first) & (twidth-1)) + (p[i].second & (twidth-1)) * twidth] = col;
return;
}
else if(d1 >= d0 && d1 >= d2)
a = 0, b = 2, c = 1;
else if(d2 >= d0 && d2 >= d1)
a = 0, b = 1, c = 2;
else
a = 1, b = 2, c = 0;
hyperpoint v3 = mid(v[a], v[b]);
point p3 = ptc(v3);
filltriangle({v[c], v[a], v3}, {p[c], p[a], p3}, col, lev+1);
filltriangle({v[c], v[b], v3}, {p[c], p[b], p3}, col, lev+1);
}
void splitseg(const transmatrix& A, const array<ld, 2>& angles, const array<hyperpoint, 2>& h, const array<point, 2>& p, int col, int lev) {
ld newangle = (angles[0] + angles[1]) / 2;
hyperpoint nh = A * spin(newangle) * xpush(penwidth) * C0;
auto np = ptc(nh);
filltriangle({h[0],h[1],nh}, {p[0],p[1],np}, col, lev);
if(lev < 10) {
if(near(p[0],np) > 1)
splitseg(A, {angles[0], newangle}, {h[0], nh}, {p[0], np}, col, lev+1);
if(near(np,p[1]) > 1)
splitseg(A, {newangle, angles[1]}, {nh, h[1]}, {np, p[1]}, col, lev+1);
}
}
void fillcircle(hyperpoint h, int col) {
transmatrix A = rgpushxto0(h);
ld step = M_PI * 2/3;
array<hyperpoint, 3> mh = {A * xpush(penwidth) * C0, A * spin(step) * xpush(penwidth) * C0, A * spin(-step) * xpush(penwidth) * C0};
auto mp = ptc(mh);
filltriangle(mh, mp, col, 0);
for(int i=0; i<3; i++) {
int j = (i+1) % 3;
if(near(mp[i], mp[j]) > 1)
splitseg(A, {step*i, step*(i+1)}, {mh[i], mh[j]}, {mp[i], mp[j]}, col, 1);
}
}
void drawPixel(cell *c, hyperpoint h, int col) {
try {
transmatrix M = gmatrix.at(c);
auto si = patterns::getpatterninfo0(c);
h = inverse(M * applyPatterndir(c, si)) * h;
auto& tinf = texture_map[si.id];
for(auto& M2: tinf.matrices) for(int i = 0; i<c->type; i += si.symmetries) {
fillcircle(M2 * spin(2 * M_PI * i / c->type) * h, col);
lastupdate = ticks;
}
}
catch(out_of_range) {}
}
void remap(eTextureState old_tstate, eTextureState old_tstate_max) {
if(!patterns::compatible(texture::cgroup, patterns::cgroup)) return;
texture_map.clear();
if(tstate_max == tsActive) {
tstate = old_tstate;
tstate_max = old_tstate_max;
for(cell *c: dcal) {
auto si = patterns::getpatterninfo0(c);
if(texture_map.count(si.id)) continue;
int oldid = si.id;
int pshift = 0;
if(texture::cgroup == cpSingle) oldid = 1;
if(texture::cgroup == cpFootball && patterns::cgroup == cpThree) {
if(si.id == 4) pshift = 1;
oldid = !si.id;
}
try {
auto& mi = texture_map_orig.at(oldid);
int ncurr = size(mi.tvertices);
int ntarget = ncurr * c->type / mi.current_type;
vector<GLfloat> new_tvertices = mi.tvertices;
new_tvertices.resize(ntarget);
for(int i=ncurr; i<ntarget; i++) {
new_tvertices[i] = new_tvertices[i - ncurr];
}
auto& mi2 = texture_map[si.id];
mi2 = mi;
mapTexture(c, mi2, si, Id, pshift);
mi2.tvertices = move(new_tvertices);
}
catch(out_of_range) {
printf("Unexpected missing cell #%d/%d", si.id, oldid);
addMessage(XLAT("Unexpected missing cell #%d/%d", its(si.id), its(oldid)));
tstate_max = tstate = tsAdjusting;
return;
}
}
}
}
int textureArgs() {
using namespace arg;
if(0) ;
else if(argis("-txpic")) {
shift(); texturename = args();
}
else if(argis("-txp")) {
shift(); gsplits = argf();
}
else if(argis("-txc")) {
shift(); configname = args();
}
else if(argis("-txc")) {
shift(); configname = args();
}
else if(argis("-txcl")) {
PHASE(3); drawscreen();
load_textureconfig();
}
else return 1;
return 0;
}
auto texture_hook =
addHook(hooks_args, 100, textureArgs);
}
#endif
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