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operation.cpp
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operation.cpp
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#include <stdarg.h>
#include <stdio.h>
#include "libtcod.hpp"
#include "libtcod/gui/gui.hpp"
#include "operation.hpp"
// must match Operation::OpType enum
const char *Operation::names[]= {
"norm",
"+fbm",
"*fbm",
"hill",
"\x18\x19 z",
"smooth",
"rain",
"lerp fbm",
"voronoi",
};
const char *Operation::tips[]= {
"Normalize heightmap so that values are between 0.0 and 1.0",
"Add fbm noise to current heightmap",
"Scale the heightmap by a fbm noise",
"Add random hills on the heightmap",
"[+/-] Raise or lower the whole heightmap",
"Smooth the heightmap",
"Simulate rain erosion on the heightmap",
"Lerp between the heightmap and a fbm noise",
"Add a voronoi diagram to the heightmap",
};
static const char *header1[] = {
// C header
"#include <stdlib.h>\n"
"#include \"libtcod.h\"\n"
"// size of the heightmap\n"
"#define HM_WIDTH 100\n"
"#define HM_HEIGHT 80\n",
// CPP header
"#include \"libtcod.hpp\"\n"
"// size of the heightmap\n"
"#define HM_WIDTH 100\n"
"#define HM_HEIGHT 80\n",
// PY header
"#!/usr/bin/python\n"
"import math\n"
"import libtcodpy as libtcod\n"
"# size of the heightmap\n"
"HM_WIDTH=100\n"
"HM_HEIGHT=80\n",
};
static const char *header2[] = {
// C header 2
"// function building the heightmap\n"
"void buildMap(TCOD_heightmap_t *hm) {\n",
// CPP header 2
"// function building the heightmap\n"
"void buildMap(TCODHeightMap *hm) {\n",
// PY header 2
"# function building the heightmap\n"
"def buildMap(hm) :\n",
};
static const char *footer1[] = {
// C footer
"}\n"
"// test code to print the heightmap\n"
"// to compile this file on Linux :\n"
"// gcc hm.c -o hm -I include/ -L . -ltcod\n"
"// to compile this file on Windows/mingw32 :\n"
"// gcc hm.c -o hm.exe -I include/ -L lib -ltcod-mingw\n"
"int main(int argc, char *argv[]) {\n"
"\tint x,y;\n"
"\tTCOD_heightmap_t *hm=TCOD_heightmap_new(HM_WIDTH,HM_HEIGHT);\n",
// CPP footer
"}\n"
"// test code to print the heightmap\n"
"// to compile this file on Linux :\n"
"// g++ hm.cpp -o hm -I include/ -L . -ltcod -ltcod++\n"
"// to compile this file on Windows/mingw32 :\n"
"// g++ hm.cpp -o hm.exe -I include/ -L lib -ltcod-mingw\n"
"int main(int argc, char *argv[]) {\n"
"\tTCODHeightMap hm(HM_WIDTH,HM_HEIGHT);\n"
"\tbuildMap(&hm);\n"
"\tTCODConsole::initRoot(HM_WIDTH,HM_HEIGHT,\"height map test\",false);\n"
"\tfor (int x=0; x < HM_WIDTH; x ++ ) {\n"
"\t\tfor (int y=0;y < HM_HEIGHT; y++ ) {\n"
"\t\t\tfloat z = hm.getValue(x,y);\n"
"\t\t\tuint8_t val=(uint8_t)(z*255);\n"
"\t\t\tTCODColor c(val,val,val);\n"
"\t\t\tTCODConsole::root->setCharBackground(x,y,c);\n"
"\t\t}\n"
"\t}\n"
"\tTCODConsole::root->flush();\n"
"\tTCODConsole::waitForKeypress(true);\n"
"\treturn 0;\n"
"}\n",
// PY footer
"# test code to print the heightmap\n"
"hm=libtcod.heightmap_new(HM_WIDTH,HM_HEIGHT)\n"
"buildMap(hm)\n"
"libtcod.console_init_root(HM_WIDTH,HM_HEIGHT,\"height map test\",False)\n"
"for x in range(HM_WIDTH) :\n"
" for y in range(HM_HEIGHT) :\n"
" z = libtcod.heightmap_get_value(hm,x,y)\n"
" val=int(z*255) & 0xFF\n"
" c=libtcod.Color(val,val,val)\n"
" libtcod.console_set_char_background(None,x,y,c,libtcod.BKGND_SET)\n"
"libtcod.console_flush()\n"
"libtcod.console_wait_for_keypress(True)\n",
};
static const char *footer2[] = {
// C footer
"\tbuildMap(hm);\n"
"\tTCOD_console_init_root(HM_WIDTH,HM_HEIGHT,\"height map test\",false);\n"
"\tfor (x=0; x < HM_WIDTH; x ++ ) {\n"
"\t\tfor (y=0;y < HM_HEIGHT; y++ ) {\n"
"\t\t\tfloat z = TCOD_heightmap_get_value(hm,x,y);\n"
"\t\t\tuint8_t val=(uint8_t)(z*255);\n"
"\t\t\tTCOD_color_t c={val,val,val};\n"
"\t\t\tTCOD_console_set_char_background(NULL,x,y,c,TCOD_BKGND_SET);\n"
"\t\t}\n"
"\t}\n"
"\tTCOD_console_flush();\n"
"\tTCOD_console_wait_for_keypress(true);\n"
"\treturn 0;\n"
"}\n",
// CPP footer
"",
// PY footer
"",
};
TCODList <Operation *> Operation::list;
char *Operation::codebuf=NULL;
int Operation::bufSize=0,Operation::freeSize=0;
TCODList<const char *> Operation::initCode[Operation::NB_CODE];
bool Operation::needsRandom=false;
bool Operation::needsNoise=false;
Operation *Operation::currentOp=NULL;
void Operation::addCode(const char *code) {
int len=strlen(code);
if ( len+1 > freeSize ) {
int newSize=bufSize + MAX(4096,len+1);
char *newbuf = new char[ newSize ];
newbuf[0]=0;
if ( codebuf ) {
strcpy(newbuf,codebuf);
delete [] codebuf;
}
codebuf = newbuf;
freeSize += newSize - bufSize;
bufSize=newSize;
}
strcat(codebuf,code);
freeSize -= len;
}
const char * Operation::format(const char *fmt, ...) {
static char tmp[4096];
va_list ap;
va_start(ap,fmt);
vsprintf(tmp,fmt,ap);
va_end(ap);
return tmp;
}
const char *Operation::buildCode(CodeType type) {
if ( codebuf ) {
codebuf[0]=0;
freeSize=bufSize;
}
addCode(header1[type]);
if (needsRandom || needsNoise ) {
switch(type) {
case(C) :
addCode(format("TCOD_random_t rnd=NULL;\n",seed));
break;
case(CPP) :
addCode(format("TCODRandom *rnd=new TCODRandom(%uU);\n",seed));
break;
case(PY) :
addCode(format("rnd=libtcod.random_new_from_seed(%u)\n",seed));
break;
default:break;
}
}
if (needsNoise ) {
switch(type) {
case(C) :
addCode("TCOD_noise_t noise=NULL;\n");
break;
case(CPP) :
addCode("TCODNoise *noise=new TCODNoise(2,rnd);\n");
break;
case(PY) :
addCode("noise=libtcod.noise_new(2,libtcod.NOISE_DEFAULT_HURST,libtcod.NOISE_DEFAULT_LACUNARITY,rnd)\n");
break;
default:break;
}
}
for (const char **s=initCode[type].begin(); s!=initCode[type].end(); s++) {
addCode(*s);
}
addCode(header2[type]);
for (Operation **op=list.begin(); op!=list.end(); op++) {
const char *code=(*op)->getCode(type);
addCode(code);
}
addCode(footer1[type]);
if ((needsRandom || needsNoise) && type == C ) {
addCode(format("\trnd=TCOD_random_new_from_seed(%uU);\n",seed));
if (needsNoise) {
addCode("\tnoise=TCOD_noise_new(2,TCOD_NOISE_DEFAULT_HURST,TCOD_NOISE_DEFAULT_LACUNARITY,rnd);\n");
}
}
addCode(footer2[type]);
return codebuf;
}
void Operation::run() {
runInternal();
}
void historyCbk(Widget *w,void *data) {
Operation *op=(Operation *)data;
op->createParamUi();
op->button->select();
Operation::currentOp=op;
}
void Operation::add() {
backup();
runInternal();
if ( addInternal() ) {
list.push(this);
createParamUi();
button=new RadioButton(names[type],tips[type],historyCbk,this);
button->setGroup(0);
history->addWidget(button);
button->select();
currentOp=this;
} else delete this;
}
void Operation::clear() {
list.clearAndDelete();
}
void Operation::createParamUi() {
params->clear();
params->setVisible(false);
}
void Operation::cancel() {
if ( currentOp ) {
list.remove(currentOp);
history->removeWidget(currentOp->button);
currentOp->button->unSelect();
delete currentOp;
currentOp=list.peek();
if ( currentOp ) {
currentOp->button->select();
currentOp->createParamUi();
} else {
params->clear();
params->setVisible(false);
}
reseed(); // replay the whole stack
}
}
void Operation::addInitCode(CodeType type,const char *code) {
if (! initCode[type].contains(code) ) initCode[type].push(code);
}
void Operation::reseed() {
delete rnd;
rnd = new TCODRandom(seed);
delete noise;
noise=new TCODNoise(2,rnd);
addFbmDelta=scaleFbmDelta=0.0f;
hm->clear();
for (Operation **op=list.begin(); op!=list.end();op++) {
(*op)->runInternal();
}
}
// ********** actual operations below **********
// Normalize
const char *NormalizeOperation::getCode(CodeType type) {
switch(type) {
case C :
return format("\tTCOD_heightmap_normalize(hm,%g,%g);\n",min,max);
break;
case CPP :
return format("\thm->normalize(%g,%g);\n",min,max);
break;
case PY :
return format(" libtcod.heightmap_normalize(hm,%g,%g)\n",min,max);
break;
default:break;
}
return NULL;
}
void NormalizeOperation::runInternal() {
hm->normalize(min,max);
}
bool NormalizeOperation::addInternal() {
Operation *prev=list.peek();
if ( prev && prev->type == NORM ) { return false; }
return true;
}
void normalizeMinValueCbk(Widget *wid, char * val, void * data) {
#ifdef TCOD_VISUAL_STUDIO
float f=(float)atof(val);
{
#else
char *endptr;
float f=strtof(val,&endptr);
if ( f != 0.0f || endptr != val ) {
#endif
NormalizeOperation *op=(NormalizeOperation *)data;
if ( f < op->max ) {
op->min=f;
if ( Operation::list.peek() == op ) {
op->run();
} else {
Operation::reseed();
}
}
}
}
void normalizeMaxValueCbk(Widget *wid, char * val, void *data) {
#ifdef TCOD_VISUAL_STUDIO
float f=(float)atof(val);
{
#else
char *endptr;
float f=strtof(val,&endptr);
if ( f != 0.0f || endptr != val ) {
#endif
NormalizeOperation *op=(NormalizeOperation *)data;
if ( f > op->min ) {
op->max=f;
if ( Operation::list.peek() == op ) {
op->run();
} else {
Operation::reseed();
}
}
}
}
void NormalizeOperation::createParamUi() {
params->clear();
params->setVisible(true);
params->setName(names[NORM]);
char tmp[64];
sprintf(tmp,"%g",min);
TextBox *tbMin=new TextBox(0,0,8,10,"min",tmp,"Heightmap minimum value after the normalization");
tbMin->setCallback(normalizeMinValueCbk,this);
params->addWidget(tbMin);
sprintf(tmp,"%g",max);
TextBox *tbMax=new TextBox(0,0,8,10,"max",tmp,"Heightmap maximum value after the normalization");
tbMax->setCallback(normalizeMaxValueCbk,this);
params->addWidget(tbMax);
}
// AddFbm
const char *AddFbmOperation::getCode(CodeType type) {
switch(type) {
case C :
return format(
"\tTCOD_heightmap_add_fbm(hm,noise,%g,%g,%g,%g,%g,%g,%g);\n",
zoom,zoom,offsetx,offsety,octaves,offset,scale);
break;
case CPP :
return format(
"\thm->addFbm(noise,%g,%g,%g,%g,%g,%g,%g);\n",
zoom,zoom,offsetx,offsety,octaves,offset,scale);
break;
case PY :
return format(
" libtcod.heightmap_add_fbm(hm,noise,%g,%g,%g,%g,%g,%g,%g)\n",
zoom,zoom,offsetx,offsety,octaves,offset,scale);
break;
default:break;
}
return NULL;
}
void AddFbmOperation::runInternal() {
hm->addFbm(noise,zoom,zoom,offsetx,offsety,octaves,offset,scale);
}
bool AddFbmOperation::addInternal() {
needsNoise=true;
addFbmDelta += HM_WIDTH;
return true;
}
void addFbmZoomValueCbk(Widget *wid, float val, void *data) {
AddFbmOperation *op=(AddFbmOperation *)data;
op->zoom=val;
if ( Operation::list.peek() == op ) {
restore();
op->run();
} else {
Operation::reseed();
}
}
void addFbmXOffsetValueCbk(Widget *wid, float val, void *data) {
AddFbmOperation *op=(AddFbmOperation *)data;
op->offsetx=val;
if ( Operation::list.peek() == op ) {
restore();
op->run();
} else {
Operation::reseed();
}
}
void addFbmYOffsetValueCbk(Widget *wid, float val, void *data) {
AddFbmOperation *op=(AddFbmOperation *)data;
op->offsety=val;
if ( Operation::list.peek() == op ) {
restore();
op->run();
} else {
Operation::reseed();
}
}
void addFbmOctavesValueCbk(Widget *wid, float val, void *data) {
AddFbmOperation *op=(AddFbmOperation *)data;
op->octaves=val;
if ( Operation::list.peek() == op ) {
restore();
op->run();
} else {
Operation::reseed();
}
}
void addFbmOffsetValueCbk(Widget *wid, float val, void *data) {
AddFbmOperation *op=(AddFbmOperation *)data;
op->offset=val;
if ( Operation::list.peek() == op ) {
restore();
op->run();
} else {
Operation::reseed();
}
}
void addFbmScaleValueCbk(Widget *wid, float val, void *data) {
AddFbmOperation *op=(AddFbmOperation *)data;
op->scale=val;
if ( Operation::list.peek() == op ) {
restore();
op->run();
} else {
Operation::reseed();
}
}
void AddFbmOperation::createParamUi() {
params->clear();
params->setVisible(true);
params->setName(names[ADDFBM]);
Slider *slider=new Slider(0,0,8,0.1f,20.0f,"zoom ","Noise zoom");
slider->setCallback(addFbmZoomValueCbk,this);
params->addWidget(slider);
slider->setValue(zoom);
slider=new Slider(0,0,8,-100.0f,100.0f,"xOffset ","Horizontal offset in the noise plan");
slider->setCallback(addFbmXOffsetValueCbk,this);
params->addWidget(slider);
slider->setValue(offsetx);
slider=new Slider(0,0,8,-100.0f,100.0f,"yOffset ","Vertical offset in the noise plan");
slider->setCallback(addFbmYOffsetValueCbk,this);
params->addWidget(slider);
slider->setValue(offsety);
slider=new Slider(0,0,8,1.0f,10.0f,"octaves ","Number of octaves for the fractal sum");
slider->setCallback(addFbmOctavesValueCbk,this);
params->addWidget(slider);
slider->setValue(octaves);
slider=new Slider(0,0,8,-1.0f,1.0f,"noiseOffset","Offset added to the noise value");
slider->setCallback(addFbmOffsetValueCbk,this);
params->addWidget(slider);
slider->setValue(offset);
slider=new Slider(0,0,8,0.01f,10.0f,"scale ","The noise value is multiplied by this value");
slider->setCallback(addFbmScaleValueCbk,this);
params->addWidget(slider);
slider->setValue(scale);
}
// ScaleFbm
const char *ScaleFbmOperation::getCode(CodeType type) {
switch(type) {
case C :
return format(
"\tTCOD_heightmap_scale_fbm(hm,noise,%g,%g,%g,%g,%g,%g,%g);\n"
"\tscaleFbmDelta += HM_WIDTH;\n", zoom,zoom,offsetx,offsety,octaves,offset,scale);
break;
case CPP :
return format(
"\thm->scaleFbm(noise,%g,%g,%g,%g,%g,%g,%g);\n"
"\tscaleFbmDelta += HM_WIDTH;\n", zoom,zoom,offsetx,offsety,octaves,offset,scale);
break;
case PY :
return format(
" libtcod.heightmap_scale_fbm(hm,noise,%g,%g,%g,%g,%g,%g,%g)\n"
" scaleFbmDelta += HM_WIDTH\n", zoom,zoom,offsetx,offsety,octaves,offset,scale);
break;
default:break;
}
return NULL;
}
void ScaleFbmOperation::runInternal() {
hm->scaleFbm(noise,zoom,zoom,offsetx,offsety,octaves,offset,scale);
}
bool ScaleFbmOperation::addInternal() {
needsNoise=true;
scaleFbmDelta += HM_WIDTH;
return true;
}
// AddHill
const char *AddHillOperation::getCode(CodeType type) {
switch(type) {
case C :
return format("\taddHill(hm,%d,%g,%g,%g);\n",nbHill, radius, radiusVar, height);
break;
case CPP :
return format("\taddHill(hm,%d,%g,%g,%g);\n",nbHill, radius, radiusVar, height);
break;
case PY :
return format(" addHill(hm,%d,%g,%g,%g)\n",nbHill, radius, radiusVar, height);
break;
default:break;
}
return NULL;
}
void AddHillOperation::runInternal() {
addHill( nbHill, radius, radiusVar, height);
}
bool AddHillOperation::addInternal() {
addInitCode(C,
"#include <math.h>\n"
"void addHill(TCOD_heightmap_t *hm,int nbHill, float baseRadius, float radiusVar, float height) {\n"
"\tint i;\n"
"\tfor (i=0; i< nbHill; i++ ) {\n"
"\t\tfloat hillMinRadius=baseRadius*(1.0f-radiusVar);\n"
"\t\tfloat hillMaxRadius=baseRadius*(1.0f+radiusVar);\n"
"\t\tfloat radius = TCOD_random_get_float(rnd,hillMinRadius, hillMaxRadius);\n"
"\t\tfloat theta = TCOD_random_get_float(rnd,0.0f, 6.283185f); // between 0 and 2Pi\n"
"\t\tfloat dist = TCOD_random_get_float(rnd,0.0f, (float)MIN(HM_WIDTH,HM_HEIGHT)/2 - radius);\n"
"\t\tint xh = (int) (HM_WIDTH/2 + cos(theta) * dist);\n"
"\t\tint yh = (int) (HM_HEIGHT/2 + sin(theta) * dist);\n"
"\t\tTCOD_heightmap_add_hill(hm,(float)xh,(float)yh,radius,height);\n"
"\t}\n"
"}\n");
addInitCode(CPP,
"#include <math.h>\n"
"void addHill(TCODHeightMap *hm,int nbHill, float baseRadius, float radiusVar, float height) {\n"
"\tfor (int i=0; i< nbHill; i++ ) {\n"
"\t\tfloat hillMinRadius=baseRadius*(1.0f-radiusVar);\n"
"\t\tfloat hillMaxRadius=baseRadius*(1.0f+radiusVar);\n"
"\t\tfloat radius = rnd->getFloat(hillMinRadius, hillMaxRadius);\n"
"\t\tfloat theta = rnd->getFloat(0.0f, 6.283185f); // between 0 and 2Pi\n"
"\t\tfloat dist = rnd->getFloat(0.0f, (float)MIN(HM_WIDTH,HM_HEIGHT)/2 - radius);\n"
"\t\tint xh = (int) (HM_WIDTH/2 + cos(theta) * dist);\n"
"\t\tint yh = (int) (HM_HEIGHT/2 + sin(theta) * dist);\n"
"\t\thm->addHill((float)xh,(float)yh,radius,height);\n"
"\t}\n"
"}\n");
addInitCode(PY,
"def addHill(hm,nbHill,baseRadius,radiusVar,height) :\n"
" for i in range(nbHill) :\n"
" hillMinRadius=baseRadius*(1.0-radiusVar)\n"
" hillMaxRadius=baseRadius*(1.0+radiusVar)\n"
" radius = libtcod.random_get_float(rnd,hillMinRadius, hillMaxRadius)\n"
" theta = libtcod.random_get_float(rnd,0.0, 6.283185) # between 0 and 2Pi\n"
" dist = libtcod.random_get_float(rnd,0.0, float(min(HM_WIDTH,HM_HEIGHT))/2 - radius)\n"
" xh = int(HM_WIDTH/2 + math.cos(theta) * dist)\n"
" yh = int(HM_HEIGHT/2 + math.sin(theta) * dist)\n"
" libtcod.heightmap_add_hill(hm,float(xh),float(yh),radius,height)\n"
);
return true;
}
void addHillNbHillValueCbk(Widget *wid, float val, void *data) {
AddHillOperation *op=(AddHillOperation *)data;
op->nbHill=(int)val;
if ( Operation::list.peek() == op ) {
restore();
op->run();
} else {
Operation::reseed();
}
}
void addHillRadiusValueCbk(Widget *wid, float val, void *data) {
AddHillOperation *op=(AddHillOperation *)data;
op->radius=val;
if ( Operation::list.peek() == op ) {
restore();
op->run();
} else {
Operation::reseed();
}
}
void addHillRadiusVarValueCbk(Widget *wid, float val, void *data) {
AddHillOperation *op=(AddHillOperation *)data;
op->radiusVar=val;
if ( Operation::list.peek() == op ) {
restore();
op->run();
} else {
Operation::reseed();
}
}
void addHillHeightValueCbk(Widget *wid, float val, void *data) {
AddHillOperation *op=(AddHillOperation *)data;
op->height=val;
if ( Operation::list.peek() == op ) {
restore();
op->run();
} else {
Operation::reseed();
}
}
void AddHillOperation::createParamUi() {
params->clear();
params->setVisible(true);
params->setName(names[ADDHILL]);
Slider *slider=new Slider(0,0,8,1.0f,50.0f,"nbHill ","Number of hills");
slider->setCallback(addHillNbHillValueCbk,this);
slider->setFormat("%.0f");
slider->setSensitivity(2.0f);
params->addWidget(slider);
slider->setValue((float)nbHill);
slider=new Slider(0,0,8,1.0f,30.0f,"radius ","Average radius of the hills");
slider->setCallback(addHillRadiusValueCbk,this);
slider->setFormat("%.1f");
params->addWidget(slider);
slider->setValue(radius);
slider=new Slider(0,0,8,0.0f,1.0f,"radiusVar","Variation of the radius of the hills");
slider->setCallback(addHillRadiusVarValueCbk,this);
params->addWidget(slider);
slider->setValue(radiusVar);
slider=new Slider(0,0,8,0.0f,(mapmax==mapmin ? 1.0f : (mapmax-mapmin)*0.5f),"height ","Height of the hills");
slider->setCallback(addHillHeightValueCbk,this);
params->addWidget(slider);
slider->setValue(height);
}
// AddLevel
const char *AddLevelOperation::getCode(CodeType type) {
switch(type) {
case C :
return format("\tTCOD_heightmap_add(hm,%g);\n\tTCOD_heightmap_clamp(hm,0.0f,1.0f);\n",level);
break;
case CPP :
return format("\thm->add(%g);\n\thm->clamp(0.0f,1.0f);\n",level);
break;
case PY :
return format(" libtcod.heightmap_add(hm,%g)\n libtcod.heightmap_clamp(hm,0.0,1.0)\n",level);
break;
default:break;
}
return NULL;
}
void AddLevelOperation::runInternal() {
float min,max;
hm->getMinMax(&min,&max);
hm->add(level);if ( min != max ) hm->clamp(min,max);
}
bool AddLevelOperation::addInternal() {
Operation *prev=list.peek();
bool ret=true;
if ( prev && prev->type == ADDLEVEL ) {
// cumulated consecutive addLevel operation into a single call
AddLevelOperation *addOp=(AddLevelOperation *)prev;
if (addOp->level * level > 0 ) {
addOp->level += level;
ret=false;
}
}
return ret;
}
void raiseLowerValueCbk(Widget *wid, float val, void *data) {
AddLevelOperation *op=(AddLevelOperation *)data;
op->level = val;
if (op == Operation::list.peek()) {
restore();
op->run();
} else {
Operation::reseed();
}
}
void AddLevelOperation::createParamUi() {
params->clear();
params->setName(names[ADDLEVEL]);
params->setVisible(true);
Slider *slider=new Slider(0,0,8,-1.0f,1.0f,"zOffset","z value to add to the whole map");
slider->setCallback(raiseLowerValueCbk,this);
params->addWidget(slider);
float minLevel,maxLevel;
hm->getMinMax(&minLevel,&maxLevel);
if ( maxLevel == minLevel ) slider->setMinMax(-1.0f,1.0f);
else slider->setMinMax(-(maxLevel-minLevel),(maxLevel-minLevel));
slider->setValue(level);
}
// Smooth
const char *SmoothOperation::getCode(CodeType type) {
switch(type) {
case C :
return format(
"\tsmoothKernelWeight[4] = %g;\n"
"\t{\n"
"\t\tint i;\n"
"\t\tfor (i=%d; i>= 0; i--) {\n"
"\t\t\tTCOD_heightmap_kernel_transform(hm,smoothKernelSize,smoothKernelDx,smoothKernelDy,smoothKernelWeight,%g,%g);\n"
"\t\t}\n"
"\t}\n",
20 - radius*19,count,minLevel,maxLevel);
break;
case CPP :
return format(
"\tsmoothKernelWeight[4] = %g;\n"
"\tfor (int i=%d; i>= 0; i--) {\n"
"\t\thm->kernelTransform(smoothKernelSize,smoothKernelDx,smoothKernelDy,smoothKernelWeight,%g,%g);\n"
"\t}\n",
20 - radius*19,count,minLevel,maxLevel);
break;
case PY :
return format(
" smoothKernelWeight[4] = %g\n"
" for i in range(%d,-1,-1) :\n"
" libtcod.heightmap_kernel_transform(hm,smoothKernelSize,smoothKernelDx,smoothKernelDy,smoothKernelWeight,%g,%g)\n",
20 - radius*19,count,minLevel,maxLevel);
break;
default:break;
}
return NULL;
}
void SmoothOperation::runInternal() {
smoothKernelWeight[4] = 20 - radius*19;
for (int i=count; i>= 0; i--) {
hm->kernelTransform(smoothKernelSize,smoothKernelDx,smoothKernelDy,smoothKernelWeight,minLevel,maxLevel);
}
}
bool SmoothOperation::addInternal() {
addInitCode(C,
"// 3x3 kernel for smoothing operations\n"
"int smoothKernelSize=9;\n"
"int smoothKernelDx[9]={-1,0,1,-1,0,1,-1,0,1};\n"
"int smoothKernelDy[9]={-1,-1,-1,0,0,0,1,1,1};\n"
"float smoothKernelWeight[9]={1,2,1,2,20,2,1,2,1};\n"
);
addInitCode(CPP,
"// 3x3 kernel for smoothing operations\n"
"int smoothKernelSize=9;\n"
"int smoothKernelDx[9]={-1,0,1,-1,0,1,-1,0,1};\n"
"int smoothKernelDy[9]={-1,-1,-1,0,0,0,1,1,1};\n"
"float smoothKernelWeight[9]={1,2,1,2,20,2,1,2,1};\n"
);
addInitCode(PY,
"# 3x3 kernel for smoothing operations\n"
"smoothKernelSize=9\n"
"smoothKernelDx=[-1,0,1,-1,0,1,-1,0,1]\n"
"smoothKernelDy=[-1,-1,-1,0,0,0,1,1,1]\n"
"smoothKernelWeight=[1.0,2.0,1.0,2.0,20.0,2.0,1.0,2.0,1.0]\n"
);
return true;
}
void smoothMinValueCbk(Widget *wid, float val, void *data) {
SmoothOperation *op=(SmoothOperation *)data;
op->minLevel = val;
if (op == Operation::list.peek()) {
restore();
op->run();
} else {
Operation::reseed();
}
}
void smoothMaxValueCbk(Widget *wid, float val, void *data) {
SmoothOperation *op=(SmoothOperation *)data;
op->maxLevel = val;
if (op == Operation::list.peek()) {
restore();
op->run();
} else {
Operation::reseed();
}
}
void smoothRadiusValueCbk(Widget *wid, float val, void *data) {
SmoothOperation *op=(SmoothOperation *)data;
op->radius = val;
if (op == Operation::list.peek()) {
restore();
op->run();
} else {
Operation::reseed();
}
}
void smoothCountValueCbk(Widget *wid, float val, void *data) {
SmoothOperation *op=(SmoothOperation *)data;
op->count = (int)val;
if (op == Operation::list.peek()) {
restore();
op->run();
} else {
Operation::reseed();
}
}
void SmoothOperation::createParamUi() {
params->clear();
params->setName(names[SMOOTH]);
params->setVisible(true);
Slider *slider=new Slider(0,0,8,MIN(0.0f,minLevel),MAX(1.0f,maxLevel),"minLevel","Land level above which the smooth operation is applied");
slider->setCallback(smoothMinValueCbk,this);
params->addWidget(slider);
slider->setValue(minLevel);
slider=new Slider(0,0,8,MIN(0.0f,minLevel),MAX(1.0f,maxLevel),"maxLevel","Land level below which the smooth operation is applied");
slider->setCallback(smoothMaxValueCbk,this);
params->addWidget(slider);
slider->setValue(maxLevel);
slider=new Slider(0,0,8,1.0f,20.0f,"amount","Number of times the smoothing operation is applied");
slider->setCallback(smoothCountValueCbk,this);
slider->setFormat("%.0f");
slider->setSensitivity(4.0f);
params->addWidget(slider);
slider->setValue((float)count);
slider=new Slider(0,0,8,0.0f,1.0f,"sharpness","Radius of the blurring effect");
slider->setCallback(smoothRadiusValueCbk,this);
params->addWidget(slider);
slider->setValue(0.0f);
}
// Rain
const char *RainErosionOperation::getCode(CodeType type) {
switch(type) {
case C :
return format("\tTCOD_heightmap_rain_erosion(hm,%d,%g,%g,rnd);\n",nbDrops,erosionCoef,sedimentationCoef);
break;
case CPP :
return format("\thm->rainErosion(%d,%g,%g,rnd);\n",nbDrops,erosionCoef,sedimentationCoef);
break;
case PY :
return format(" libtcod.heightmap_rain_erosion(hm,%d,%g,%g,rnd)\n",nbDrops,erosionCoef,sedimentationCoef);
break;
default:break;
}
return NULL;
}
void RainErosionOperation::runInternal() {
if ( !isNormalized ) {
hm->normalize();
}
hm->rainErosion(nbDrops,erosionCoef,sedimentationCoef,rnd);
}
bool RainErosionOperation::addInternal() {
needsRandom=true;
return true;
}
void rainErosionNbDropsValueCbk(Widget *wid, float val, void *data) {
RainErosionOperation *op=(RainErosionOperation *)data;
op->nbDrops = (int)val;
if (op == Operation::list.peek()) {
restore();
op->run();
} else {
Operation::reseed();
}
}
void rainErosionErosionCoefValueCbk(Widget *wid, float val, void *data) {
RainErosionOperation *op=(RainErosionOperation *)data;
op->erosionCoef = val;
if (op == Operation::list.peek()) {
restore();
op->run();
} else {
Operation::reseed();
}
}
void rainErosionSedimentationCoefValueCbk(Widget *wid, float val, void *data) {
RainErosionOperation *op=(RainErosionOperation *)data;
op->sedimentationCoef = val;
if (op == Operation::list.peek()) {
restore();
op->run();
} else {
Operation::reseed();
}
}
void RainErosionOperation::createParamUi() {
params->clear();
params->setName(names[RAIN]);
params->setVisible(true);
Slider *slider=new Slider(0,0,8,1000.0f,20000.0f,"nbDrops ","Number of rain drops simulated");
slider->setCallback(rainErosionNbDropsValueCbk,this);
params->addWidget(slider);
slider->setFormat("%.0f");
slider->setValue((float)nbDrops);
slider=new Slider(0,0,8,0.01f,1.0f,"erosion ","Erosion effect amount");
slider->setCallback(rainErosionErosionCoefValueCbk,this);
params->addWidget(slider);
slider->setValue(erosionCoef);
slider=new Slider(0,0,8,0.01f,1.0f,"sedimentation","Sedimentation effect amount");
slider->setCallback(rainErosionSedimentationCoefValueCbk,this);
params->addWidget(slider);
slider->setValue(sedimentationCoef);
}
// NoiseLerp
const char *NoiseLerpOperation::getCode(CodeType type) {
switch(type) {
case C :
return format(
"\t{\n"
"\t\tTCOD_heightmap_t *tmp=TCOD_heightmap_new(HM_WIDTH,HM_HEIGHT);\n"
"\t\tTCOD_heightmap_add_fbm(tmp,noise,%g,%g,%g,%g,%g,%g,%g);\n"
"\t\tTCOD_heightmap_lerp(hm,tmp,hm,%g);\n"
"\t\tTCOD_heightmap_delete(tmp);\n"
"\t}\n",
zoom,zoom,offsetx,offsety,octaves,offset,scale,coef
);
break;
case CPP :
return format(
"\t{\n"
"\t\tTCODHeightMap tmp(HM_WIDTH,HM_HEIGHT);\n"
"\t\ttmp.addFbm(noise,%g,%g,%g,%g,%g,%g,%g);\n"
"\t\thm->lerp(hm,&tmp,%g);\n"
"\t}\n",
zoom,zoom,offsetx,offsety,octaves,offset,scale,coef
);
break;
case PY :
return format(