//------------------------------------------------------------------
// Iwa_Particle for Marnie
// based on ParticlesFx by Digital Video
//------------------------------------------------------------------
#include "tfxparam.h"
#include "trop.h"
#include "iwa_particles.h"
#include "iwa_particlesengine.h"
#include "hsvutil.h"
#include "timage_io.h"
#include "tofflinegl.h"
/*-----------------------------------------------------------------*/
void Iwa_Particle::create_Animation(const particles_values &values,
int first, int last)
{
switch (values.animation_val) {
case Iwa_TiledParticlesFx::ANIM_CYCLE:
__OR Iwa_TiledParticlesFx::ANIM_S_CYCLE : animswing = 0; /*frame <0 perche' c'e' il preroll dialmeno un frame*/
CASE Iwa_TiledParticlesFx::ANIM_SR_CYCLE : animswing = random.getFloat() > 0.5 ? 1 : 0;
DEFAULT:
break;
}
}
//------------------------------------------------------------------
Iwa_Particle::Iwa_Particle(int g_lifetime,
int seed,
map<int, TTile *> porttiles,
const particles_values &values,
const particles_ranges &ranges,
int howmany,
int first,
int level,
int last,
float posx, float posy,
bool isUpward, /*- 初期向き -*/
int initSourceFrame) /*- Level内の初期フレーム位置 -*/
{
double random_s_a_range, random_speed;
map<int, float> imagereferences;
random = TRandom(seed);
float randomxreference = 0.0;
float randomyreference = 0.0;
/*- ここで、出発時の素材フレームが決定するので、ParticleOriginに渡す -*/
create_Animation(values, 0, last);
frame = initSourceFrame;
this->level = level;
x = posx;
y = posy;
/*- 粒子パラメータに参照画像が使われている場合、
参照画像のとる値を先にまとめて得ておく -*/
for (std::map<int, TTile *>::iterator it = porttiles.begin(); it != porttiles.end(); ++it) {
if ((values.lifetime_ctrl_val == it->first ||
values.speed_ctrl_val == it->first ||
values.scale_ctrl_val == it->first ||
values.rot_ctrl_val == it->first
/*- Speed Angleを明るさでコントロールする場合 -*/
|| (values.speeda_ctrl_val == it->first && !values.speeda_use_gradient_val)) &&
it->second->getRaster()) {
float tmpvalue;
get_image_reference(it->second, values, tmpvalue, Iwa_TiledParticlesFx::GRAY_REF);
imagereferences[it->first] = tmpvalue;
}
}
/*- 寿命にControlが刺さっている場合は、その値に合わせて寿命を減ずる -*/
if (values.lifetime_ctrl_val) {
float lifetimereference = 0.0;
lifetimereference = imagereferences[values.lifetime_ctrl_val];
lifetime = g_lifetime * lifetimereference;
} else
lifetime = g_lifetime;
genlifetime = lifetime;
/*- 粒子の初期速度を得る -*/
if (values.speed_ctrl_val && (porttiles.find(values.speed_ctrl_val) != porttiles.end())) {
float speedreference = 0.0;
speedreference = imagereferences[values.speed_ctrl_val];
random_speed = values.speed_val.first + (ranges.speed_range) * speedreference;
} else
random_speed = values.speed_val.first + (ranges.speed_range) * random.getFloat();
/*- 粒子の初期移動方向を得る -*/
if (values.speeda_ctrl_val && (porttiles.find(values.speeda_ctrl_val) != porttiles.end())) {
if (values.speeda_use_gradient_val) {
/*- 参照画像のGradientを得る関数を利用して角度を得るモード -*/
float dir_x, dir_y;
get_image_gravity(porttiles[values.speeda_ctrl_val], values, dir_x, dir_y);
if (dir_x == 0.0f && dir_y == 0.0f)
random_s_a_range = values.speed_val.first;
else
random_s_a_range = atan2f(dir_x, -dir_y);
} else {
float speedareference = 0.0;
speedareference = imagereferences[values.speeda_ctrl_val];
random_s_a_range = values.speeda_val.first + (ranges.speeda_range) * speedareference;
}
} else /*- Controlが無ければランダム -*/
random_s_a_range = values.speeda_val.first + (ranges.speeda_range) * random.getFloat();
/*- 移動方向から速度のX,Y成分を得る -*/
vx = random_speed * sin(random_s_a_range);
vy = -random_speed * cos(random_s_a_range);
trail = (int)(values.trail_val.first + (ranges.trail_range) * random.getFloat());
oldx = 0;
oldy = 0;
/*- 質量を指定(動きにくさ) -*/
mass = values.mass_val.first + (ranges.mass_range) * random.getFloat();
/*- サイズを得る -*/
if (values.scale_ctrl_val && (porttiles.find(values.scale_ctrl_val) != porttiles.end())) {
float scalereference = 0.0f;
scalereference = imagereferences[values.scale_ctrl_val];
scale = values.scale_val.first + (ranges.scale_range) * scalereference;
} else {
/*- ONのとき、かつ、ScaleにControlが無い場合、
粒子サイズが小さいほど(遠くにあるので)多く分布するようになる。 -*/
if (values.perspective_distribution_val) {
scale = (values.scale_val.first * values.scale_val.second) /
(values.scale_val.second - (ranges.scale_range) * random.getFloat());
} else
scale = values.scale_val.first + (ranges.scale_range) * random.getFloat();
}
/*- 向きを得る -*/
if (values.rot_ctrl_val && (porttiles.find(values.rot_ctrl_val) != porttiles.end())) {
float anglereference = 0.0f;
anglereference = imagereferences[values.rot_ctrl_val];
angle = -(values.rot_val.first) - (ranges.rot_range) * anglereference;
} else
angle = -(values.rot_val.first) - (ranges.rot_range) * random.getFloat();
//140212 初期粒子向き
if (!isUpward)
angle += 180.0f;
/*- ランダムな動きのふれはば -*/
if (values.randomx_ctrl_val)
randomxreference = imagereferences[values.randomx_ctrl_val];
if (values.randomy_ctrl_val)
randomyreference = imagereferences[values.randomy_ctrl_val];
create_Swing(values, ranges, randomxreference, randomyreference);
create_Colors(values, ranges, porttiles);
if (scale < 0.001f)
scale = 0;
/*- ひらひらした動き -*/
if (values.flap_ctrl_val && (porttiles.find(values.flap_ctrl_val) != porttiles.end())) {
//*- 参照画像のGradientを得る関数を利用して角度を得る -*/
float dir_x, dir_y;
float norm;
norm = get_image_gravity(porttiles[values.flap_ctrl_val], values, dir_x, dir_y);
if (dir_x == 0.0f && dir_y == 0.0f) {
flap_theta = 0.0f;
flap_phi = 0.0f;
} else {
flap_theta = atan2f(dir_y, dir_x) * 180.0f / 3.14159f;
flap_phi = values.iw_flap_velocity_val * norm / mass;
}
} else {
flap_theta = 0.0f;
flap_phi = 0.0f;
}
initial_x = x;
initial_y = y;
initial_angle = angle;
initial_scale = scale;
curlx = 0.0f;
curly = 0.0f;
curlz = random.getFloat();
}
//------------------------------------------------------------------
int Iwa_Particle::check_Swing(const particles_values &values)
{
return (values.randomx_val.first || values.randomx_val.second ||
values.randomy_val.first || values.randomy_val.second ||
values.rotsca_val.first || values.rotsca_val.second);
}
/*-----------------------------------------------------------------*/
void Iwa_Particle::create_Swing(const particles_values &values,
const particles_ranges &ranges,
double randomxreference, double randomyreference)
{
changesignx = (int)(values.swing_val.first + random.getFloat() * (ranges.swing_range));
changesigny = (int)(values.swing_val.first + random.getFloat() * (ranges.swing_range));
changesigna = (int)(values.rotswing_val.first + random.getFloat() * (ranges.rotswing_range));
if (values.swingmode_val == Iwa_TiledParticlesFx::SWING_SMOOTH) {
if (values.randomx_ctrl_val)
smswingx = abs((int)values.randomx_val.first) + randomxreference * (ranges.randomx_range);
else
smswingx = abs((int)values.randomx_val.first) + random.getFloat() * (ranges.randomx_range);
if (values.randomy_ctrl_val)
smswingy = abs((int)values.randomy_val.first) + randomyreference * (ranges.randomy_range);
else
smswingy = abs((int)values.randomy_val.first) + random.getFloat() * (ranges.randomy_range);
smperiodx = changesignx;
smperiody = changesigny;
}
if (values.rotswingmode_val == Iwa_TiledParticlesFx::SWING_SMOOTH) {
smswinga = abs((int)(values.rotsca_val.first + random.getFloat() * (ranges.rotsca_range)));
smperioda = changesigna;
}
signx = random.getInt(0, 1) > 0 ? 1 : -1;
signy = random.getInt(0, 1) > 0 ? 1 : -1;
signa = random.getInt(0, 1) > 0 ? 1 : -1;
}
/*-----------------------------------------------------------------*/
void Iwa_Particle::create_Colors(const particles_values &values,
const particles_ranges &ranges,
map<int, TTile *> porttiles)
{
if (values.genfadecol_val) {
TPixel32 color;
if (values.gencol_ctrl_val && (porttiles.find(values.gencol_ctrl_val) != porttiles.end()))
get_image_reference(porttiles[values.gencol_ctrl_val], values, color);
else
color = values.gencol_val.getPremultipliedValue(random.getFloat());
gencol.fadecol = values.genfadecol_val;
if (values.gencol_spread_val)
spread_color(color, values.gencol_spread_val);
gencol.col = color;
} else {
gencol.col = TPixel32::Transparent;
gencol.fadecol = 0;
}
if (values.finfadecol_val) {
TPixel32 color;
if (values.fincol_ctrl_val && (porttiles.find(values.fincol_ctrl_val) != porttiles.end()))
get_image_reference(porttiles[values.fincol_ctrl_val], values, color);
else
color = values.fincol_val.getPremultipliedValue(random.getFloat());
fincol.rangecol = (int)values.finrangecol_val;
fincol.fadecol = values.finfadecol_val;
if (values.fincol_spread_val)
spread_color(color, values.fincol_spread_val);
fincol.col = color;
} else {
fincol.col = TPixel32::Transparent;
fincol.rangecol = 0;
fincol.fadecol = 0;
}
if (values.foutfadecol_val) {
TPixel32 color;
if (values.foutcol_ctrl_val && (porttiles.find(values.foutcol_ctrl_val) != porttiles.end()))
get_image_reference(porttiles[values.foutcol_ctrl_val], values, color);
else
color = values.foutcol_val.getPremultipliedValue(random.getFloat());
;
foutcol.rangecol = (int)values.foutrangecol_val;
foutcol.fadecol = values.foutfadecol_val;
if (values.foutcol_spread_val)
spread_color(color, values.foutcol_spread_val);
foutcol.col = color;
} else {
foutcol.col = TPixel32::Transparent;
foutcol.rangecol = 0;
foutcol.fadecol = 0;
}
}
/*-----------------------------------------------------------------*/
/*- modify_colors_and_opacityから呼ばれる。
lifetimeが粒子の現在の年齢。 gencol/fincol/foutcolから色を決める -*/
void Iwa_Particle::modify_colors(TPixel32 &color, double &intensity)
{
float percent = 0;
if ((gencol.fadecol || fincol.fadecol) &&
(genlifetime - lifetime) <= fincol.rangecol) {
if (fincol.rangecol)
percent = (genlifetime - lifetime) / (float)(fincol.rangecol);
color = blend(gencol.col, fincol.col, percent);
intensity = gencol.fadecol + percent * (fincol.fadecol - gencol.fadecol);
} else if (foutcol.fadecol && lifetime <= foutcol.rangecol) {
if (foutcol.rangecol)
percent = 1 - (lifetime - 1) / (float)(foutcol.rangecol);
if (fincol.rangecol && fincol.fadecol) {
color = blend(fincol.col, foutcol.col, percent);
intensity = fincol.fadecol + percent * (foutcol.fadecol - fincol.fadecol);
} else {
color = blend(gencol.col, foutcol.col, percent);
intensity = gencol.fadecol + percent * (foutcol.fadecol - gencol.fadecol);
}
} else {
if (fincol.fadecol && fincol.rangecol) {
color = fincol.col;
intensity = fincol.fadecol;
} else {
color = gencol.col;
intensity = gencol.fadecol;
}
}
}
/*-----------------------------------------------------------------*/
/*- do_render から呼ばれる。各粒子の描画の直前に色を決めるところ -*/
void Iwa_Particle::modify_colors_and_opacity(const particles_values &values,
float curr_opacity,
int dist_frame,
TRaster32P raster32)
{
double intensity = 0;
TPixel32 col;
if (gencol.fadecol || fincol.fadecol || foutcol.fadecol) {
modify_colors(col, intensity);
int j;
raster32->lock();
for (j = 0; j < raster32->getLy(); j++) {
TPixel32 *pix = raster32->pixels(j);
TPixel32 *endPix = pix + raster32->getLx();
while (pix < endPix) {
double factor = pix->m / 255.0;
pix->r = (UCHAR)(pix->r + intensity * (factor * col.r - pix->r));
pix->g = (UCHAR)(pix->g + intensity * (factor * col.g - pix->g));
pix->b = (UCHAR)(pix->b + intensity * (factor * col.b - pix->b));
pix->m = (UCHAR)(pix->m + intensity * (factor * col.m - pix->m));
++pix;
}
}
raster32->unlock();
}
if (curr_opacity != 1.0)
TRop::rgbmScale(raster32, raster32, 1, 1, 1, curr_opacity);
}
/*-----------------------------------------------------------------*/
void Iwa_Particle::update_Animation(const particles_values &values,
int first, int last, int keep)
{
switch (values.animation_val) {
case Iwa_TiledParticlesFx::ANIM_RANDOM:
frame = (int)(first + random.getFloat() * (last - first));
CASE Iwa_TiledParticlesFx::ANIM_R_CYCLE : __OR Iwa_TiledParticlesFx::ANIM_CYCLE : if (!keep || frame != keep - 1)
frame = first + (frame + 1) % (last - first);
CASE Iwa_TiledParticlesFx::ANIM_S_CYCLE : __OR Iwa_TiledParticlesFx::ANIM_SR_CYCLE:
{
if (!keep || frame != keep - 1) {
if (!animswing && frame < last - 1) {
frame = (frame + 1);
if (frame == last - 1)
animswing = 1;
} else
frame = (frame - 1);
if (frame <= first) {
animswing = 0;
frame = first;
}
}
}
}
}
/*-----------------------------------------------------------------*/
void Iwa_Particle::update_Swing(const particles_values &values,
const particles_ranges &ranges,
struct pos_dummy &dummy,
double randomxreference, double randomyreference)
{
if (values.swingmode_val == Iwa_TiledParticlesFx::SWING_SMOOTH) {
if (smperiodx)
dummy.x = smswingx * randomxreference * sin((TConsts::pi * changesignx) / smperiodx);
else
dummy.x = 0;
if (smperiody)
dummy.y = smswingy * randomyreference * sin((TConsts::pi * changesigny) / smperiody);
else
dummy.y = 0;
} else {
if (values.randomx_ctrl_val)
dummy.x = (values.randomx_val.first + (ranges.randomx_range) * randomxreference);
else
dummy.x = (values.randomx_val.first + (ranges.randomx_range) * random.getFloat());
if (values.randomy_ctrl_val)
dummy.y = (values.randomy_val.first + (ranges.randomy_range) * randomyreference);
else
dummy.y = (values.randomy_val.first + (ranges.randomy_range) * random.getFloat());
}
if (values.rotswingmode_val == Iwa_TiledParticlesFx::SWING_SMOOTH) {
if (smperioda)
dummy.a = smswinga * sin((TConsts::pi * changesigna) / smperioda);
else
dummy.a = 0;
} else
dummy.a = (values.rotsca_val.first + (ranges.rotsca_range) * random.getFloat());
if (!(genlifetime - lifetime)) {
signx = dummy.x > 0 ? 1 : -1;
signy = dummy.y > 0 ? 1 : -1;
signa = dummy.a > 0 ? 1 : -1;
} else {
dummy.x = (fabs(dummy.x)) * signx;
dummy.y = (fabs(dummy.y)) * signy;
dummy.a = (fabs(dummy.a)) * signa;
}
changesignx--;
changesigny--;
changesigna--;
if (changesignx <= 0) {
// if(random->getFloat()<0.5);
signx *= -1;
changesignx = abs((int)(values.swing_val.first) + (int)(random.getFloat() * (ranges.swing_range)));
if (values.swingmode_val == Iwa_TiledParticlesFx::SWING_SMOOTH) {
smperiodx = changesignx;
if (values.randomx_ctrl_val)
smswingx = values.randomx_val.first + randomxreference * (ranges.randomx_range);
else
smswingx = values.randomx_val.first + random.getFloat() * (ranges.randomx_range);
}
}
if (changesigny <= 0) {
// if(random->getFloat()<0.5);
signy *= -1;
changesigny = abs((int)(values.swing_val.first) + (int)(random.getFloat() * (ranges.swing_range)));
if (values.swingmode_val == Iwa_TiledParticlesFx::SWING_SMOOTH) {
smperiody = changesigny;
if (values.randomy_ctrl_val)
smswingy = values.randomy_val.first + randomyreference * (ranges.randomy_range);
else
smswingy = values.randomy_val.first + random.getFloat() * (ranges.randomy_range);
}
}
if (changesigna <= 0) {
signa *= -1;
changesigna = abs((int)(values.rotswing_val.first) + (int)(random.getFloat() * (ranges.rotswing_range)));
if (values.rotswingmode_val == Iwa_TiledParticlesFx::SWING_SMOOTH) {
smperioda = changesigna;
smswinga = values.rotsca_val.first + random.getFloat() * (ranges.rotsca_range);
}
}
}
/*-----------------------------------------------------------------*/
void Iwa_Particle::update_Scale(const particles_values &values,
const particles_ranges &ranges, double scalereference,
double scalestepreference)
{
double scalestep;
if (values.scale_ctrl_val && values.scale_ctrl_all_val)
scale = values.scale_val.first + (ranges.scale_range) * scalereference;
else {
if (values.scalestep_ctrl_val)
scalestep = values.scalestep_val.first + (ranges.scalestep_range) * scalestepreference;
else
scalestep = values.scalestep_val.first + (ranges.scalestep_range) * random.getFloat();
if (scalestep)
scale += scalestep;
}
if (scale < 0.001)
scale = 0;
}
/*-----------------------------------------------------------------*/
void Iwa_Particle::get_image_reference(TTile *ctrl, const particles_values &values,
float &imagereference, int type)
{
TRaster32P raster32 = ctrl->getRaster();
TRaster64P raster64 = ctrl->getRaster();
TPointD tmp(x, y);
tmp -= ctrl->m_pos;
imagereference = 0.0;
if (raster32)
raster32->lock();
else if (raster64)
raster64->lock();
switch (type) {
case Iwa_TiledParticlesFx::GRAY_REF:
if (raster32 &&
tmp.x >= 0 && tmp.x < raster32->getLx() &&
tmp.y >= 0 && troundp(tmp.y) < raster32->getLy()) {
TPixel32 pix = raster32->pixels(troundp(tmp.y))[(int)tmp.x];
imagereference = TPixelGR8::from(pix).value / (float)TPixelGR8::maxChannelValue;
} else if (raster64 && tmp.x >= 0 &&
tmp.x < raster64->getLx() &&
tmp.y >= 0 &&
troundp(tmp.y) < raster64->getLy()) {
TPixel64 pix = raster64->pixels(troundp(tmp.y))[(int)tmp.x];
imagereference = TPixelGR16::from(pix).value / (float)TPixelGR16::maxChannelValue;
}
CASE Iwa_TiledParticlesFx::H_REF : if (raster32 &&
tmp.x >= 0 && tmp.x < raster32->getLx() &&
tmp.y >= 0 && tround(tmp.y) < raster32->getLy())
{
float aux = (float)TPixel32::maxChannelValue;
double h, s, v;
TPixel32 pix = raster32->pixels(troundp(tmp.y))[(int)tmp.x];
OLDRGB2HSV(pix.r / aux, pix.g / aux, pix.b / aux, &h, &s, &v);
imagereference = (float)h / 360.0f;
}
else if (raster64 &&
tmp.x >= 0 && tmp.x < raster64->getLx() &&
tmp.y >= 0 && tround(tmp.y) < raster64->getLy())
{
float aux = (float)TPixel64::maxChannelValue;
double h, s, v;
TPixel64 pix = raster64->pixels(troundp(tmp.y))[(int)tmp.x];
OLDRGB2HSV(pix.r / aux, pix.g / aux, pix.b / aux, &h, &s, &v);
imagereference = (float)h / 360.0f;
}
}
if (raster32)
raster32->unlock();
else if (raster64)
raster64->unlock();
}
/*-----------------------------------------------------------------*/
/*- ベクタ長を返す -*/
float Iwa_Particle::get_image_gravity(TTile *ctrl1, const particles_values &values,
float &gx, float &gy)
{
TRaster32P raster32 = ctrl1->getRaster();
TRaster64P raster64 = ctrl1->getRaster();
TPointD tmp(x, y);
tmp -= ctrl1->m_pos;
int radius = 2;
gx = 0;
gy = 0;
float norm = 1.0f;
int i;
if (raster32) {
raster32->lock();
if (raster32 &&
tmp.x >= radius && tmp.x < raster32->getLx() - radius &&
tmp.y >= radius && tmp.y < raster32->getLy() - radius) {
TPixel32 *pix = &(raster32->pixels(troundp(tmp.y))[(int)tmp.x]);
gx += 2 * TPixelGR8::from(*(pix + 1)).value;
gx += TPixelGR8::from(*(pix + 1 + raster32->getWrap() * 1)).value;
gx += TPixelGR8::from(*(pix + 1 - raster32->getWrap() * 1)).value;
gx -= 2 * TPixelGR8::from(*(pix - 1)).value;
gx -= TPixelGR8::from(*(pix - 1 + raster32->getWrap() * 1)).value;
gx -= TPixelGR8::from(*(pix - 1 - raster32->getWrap() * 1)).value;
gy += 2 * TPixelGR8::from(*(pix + raster32->getWrap() * 1)).value;
gy += TPixelGR8::from(*(pix + raster32->getWrap() * 1 + 1)).value;
gy += TPixelGR8::from(*(pix + raster32->getWrap() * 1 - 1)).value;
gy -= 2 * TPixelGR8::from(*(pix - raster32->getWrap() * 1)).value;
gy -= TPixelGR8::from(*(pix - raster32->getWrap() * 1 + 1)).value;
gy -= TPixelGR8::from(*(pix - raster32->getWrap() * 1 - 1)).value;
norm = sqrtf(gx * gx + gy * gy);
if (norm) {
float inorm = 0.1f / norm;
gx = gx * inorm;
gy = gy * inorm;
}
}
raster32->unlock();
norm /= (float)(TPixelGR8::maxChannelValue);
} else if (raster64) {
raster64->lock();
if (raster64 &&
tmp.x >= radius && tmp.x < raster64->getLx() - radius &&
tmp.y >= radius && tmp.y < raster64->getLy() - radius) {
TPixel64 *pix = &(raster64->pixels(troundp(tmp.y))[(int)tmp.x]);
gx += 2 * TPixelGR16::from(*(pix + 1)).value;
gx += TPixelGR16::from(*(pix + 1 + raster64->getWrap() * 1)).value;
gx += TPixelGR16::from(*(pix + 1 - raster64->getWrap() * 1)).value;
gx -= 2 * TPixelGR16::from(*(pix - 1)).value;
gx -= TPixelGR16::from(*(pix - 1 + raster64->getWrap() * 1)).value;
gx -= TPixelGR16::from(*(pix - 1 - raster64->getWrap() * 1)).value;
gy += 2 * TPixelGR16::from(*(pix + raster64->getWrap() * 1)).value;
gy += TPixelGR16::from(*(pix + raster64->getWrap() * 1 + 1)).value;
gy += TPixelGR16::from(*(pix + raster64->getWrap() * 1 - 1)).value;
gy -= 2 * TPixelGR16::from(*(pix - raster64->getWrap() * 1)).value;
gy -= TPixelGR16::from(*(pix - raster64->getWrap() * 1 + 1)).value;
gy -= TPixelGR16::from(*(pix - raster64->getWrap() * 1 - 1)).value;
norm = sqrtf(gx * gx + gy * gy);
if (norm) {
float inorm = 0.1 / norm;
gx = gx * inorm;
gy = gy * inorm;
}
}
raster64->unlock();
norm /= (float)(TPixelGR16::maxChannelValue);
}
return norm;
}
/*-----------------------------------------------------------------*/
bool Iwa_Particle::get_image_curl(TTile *ctrl1,
const particles_values &values,
float &cx, float &cy)
{
TRaster32P raster32 = ctrl1->getRaster();
TRaster64P raster64 = ctrl1->getRaster();
TPointD tmp(x, y);
tmp -= ctrl1->m_pos;
int radius = 4;
cx = 0;
cy = 0;
bool ret;
if (raster32) {
raster32->lock();
if (raster32 &&
tmp.x >= radius + 1 && tmp.x < raster32->getLx() - radius - 1 &&
tmp.y >= radius + 1 && tmp.y < raster32->getLy() - radius - 1) {
TPixel32 *pix = &(raster32->pixels(troundp(tmp.y))[(int)tmp.x]);
cx = -TPixelGR8::from(*(pix + radius * raster32->getWrap())).value + TPixelGR8::from(*(pix - radius * raster32->getWrap())).value;
cy = TPixelGR8::from(*(pix + radius)).value - TPixelGR8::from(*(pix - radius)).value;
ret = true;
} else
ret = false;
raster32->unlock();
} else if (raster64) {
raster64->lock();
if (raster64 &&
tmp.x >= radius + 1 && tmp.x < raster64->getLx() - radius - 1 &&
tmp.y >= radius + 1 && tmp.y < raster64->getLy() - radius - 1) {
TPixel64 *pix = &(raster64->pixels(troundp(tmp.y))[(int)tmp.x]);
cx = -TPixelGR16::from(*(pix + radius * raster64->getWrap())).value + TPixelGR16::from(*(pix - radius * raster64->getWrap())).value;
cy = TPixelGR16::from(*(pix + radius)).value - TPixelGR16::from(*(pix - radius)).value;
cx /= 256.0f;
cy /= 256.0f;
ret = true;
} else
ret = false;
raster64->unlock();
}
return ret;
}
/*-----------------------------------------------------------------*/
void Iwa_Particle::get_image_reference(TTile *ctrl1,
const particles_values &values,
TPixel32 &color)
{
TRaster32P raster32 = ctrl1->getRaster();
TRaster64P raster64 = ctrl1->getRaster();
TPointD tmp(x, y);
tmp -= ctrl1->m_pos;
if (raster32 &&
tmp.x >= 0 && tmp.x < raster32->getLx() &&
tmp.y >= 0 && troundp(tmp.y) < raster32->getLy()) {
color = raster32->pixels(troundp(tmp.y))[(int)tmp.x];
} else if (raster64 &&
tmp.x >= 0 && tmp.x < raster64->getLx() &&
tmp.y >= 0 && troundp(tmp.y) < raster64->getLy()) {
TPixel64 pix64 = raster64->pixels(troundp(tmp.y))[(int)tmp.x];
color = TPixel32((int)pix64.r / 256, (int)pix64.g / 256, (int)pix64.b / 256, (int)pix64.m / 256);
}
/*- 参照画像のBBoxの外側で、粒子の色を透明にする -*/
else
color = TPixel32::Transparent;
}
/*-----------------------------------------------------------------*/
void Iwa_Particle::get_base_image_texture(TTile *ctrl1,
const particles_values &values,
TRasterP texRaster,
const TRectD &texBBox,
const TRenderSettings &ri)
{
/*- ベースの絵を粒子の初期位置にあわせ移動させる -*/
TPointD pos(initial_x, initial_y);
pos = ri.m_affine * pos;
TRotation rotM(-initial_angle);
TScale scaleM(1.0);
TAffine M = TTranslation(-texBBox.getP00()) * scaleM * rotM * TTranslation(-pos + ctrl1->m_pos);
TRaster32P baseRas32 = ctrl1->getRaster();
TRaster64P baseRas64 = ctrl1->getRaster();
if (baseRas32) {
baseRas32->lock();
/*- 粒子と同サイズのラスタを用意 -*/
TRaster32P kirinukiBaseRas(texRaster->getSize());
kirinukiBaseRas->lock();
TRaster32P texRas32 = texRaster;
texRas32->lock();
/*- そこにquickput -*/
TRop::quickPut(kirinukiBaseRas, baseRas32, M);
/*- 粒子のRGBをベース絵で置換していく -*/
for (int j = 0; j < texRaster->getLy(); j++) {
TPixel32 *pix = texRas32->pixels(j);
TPixel32 *endPix = pix + texRas32->getLx();
TPixel32 *basePix = kirinukiBaseRas->pixels(j);
while (pix < endPix) {
double factor = pix->m / 255.0;
pix->r = (UCHAR)(factor * basePix->r);
pix->g = (UCHAR)(factor * basePix->g);
pix->b = (UCHAR)(factor * basePix->b);
pix->m = (UCHAR)(factor * basePix->m);
++pix;
++basePix;
}
}
kirinukiBaseRas->unlock();
baseRas32->unlock();
texRas32->unlock();
} else if (baseRas64) {
baseRas64->lock();
/*- 粒子と同サイズのラスタを用意 -*/
TRaster64P kirinukiBaseRas(texRaster->getSize());
kirinukiBaseRas->lock();
TRaster64P texRas64 = texRaster;
texRas64->lock();
/*- そこにquickput -*/
TRop::quickPut(kirinukiBaseRas, baseRas64, M);
/*- 粒子のRGBをベース絵で置換していく -*/
for (int j = 0; j < texRaster->getLy(); j++) {
TPixel64 *pix = texRas64->pixels(j);
TPixel64 *endPix = pix + texRas64->getLx();
TPixel64 *basePix = kirinukiBaseRas->pixels(j);
while (pix < endPix) {
double factor = (double)pix->m / (double)TPixel64::maxChannelValue;
pix->r = (TPixel64::Channel)(factor * basePix->r);
pix->g = (TPixel64::Channel)(factor * basePix->g);
pix->b = (TPixel64::Channel)(factor * basePix->b);
pix->m = (TPixel64::Channel)(factor * basePix->m);
++pix;
++basePix;
}
}
kirinukiBaseRas->unlock();
baseRas64->unlock();
texRas64->unlock();
}
}
/*-----------------------------------------------------------------*/
void Iwa_Particle::get_base_image_color(TTile *ctrl1,
const particles_values &values,
TRasterP texRaster,
const TRectD &texBBox,
const TRenderSettings &ri)
{
/*- まず、色を拾う -*/
TPixel32 color;
TRaster32P baseRas32 = ctrl1->getRaster();
TRaster64P baseRas64 = ctrl1->getRaster();
TPointD tmp(initial_x, initial_y);
tmp = ri.m_affine * tmp;
tmp -= ctrl1->m_pos;
if (baseRas32 &&
tmp.x >= 0 && tmp.x < baseRas32->getLx() &&
tmp.y >= 0 && troundp(tmp.y) < baseRas32->getLy()) {
color = baseRas32->pixels(troundp(tmp.y))[(int)tmp.x];
} else if (baseRas64 &&
tmp.x >= 0 && tmp.x < baseRas64->getLx() &&
tmp.y >= 0 && troundp(tmp.y) < baseRas64->getLy()) {
TPixel64 pix64 = baseRas64->pixels(troundp(tmp.y))[(int)tmp.x];
color = TPixel32((int)pix64.r / 256, (int)pix64.g / 256, (int)pix64.b / 256, (int)pix64.m / 256);
} else
color = TPixel32::Transparent;
TRaster32P texRas32 = texRaster;
TRaster64P texRas64 = texRaster;
if (texRas32) {
texRas32->lock();
for (int j = 0; j < texRas32->getLy(); j++) {
TPixel32 *pix = texRas32->pixels(j);
TPixel32 *endPix = pix + texRas32->getLx();
while (pix < endPix) {
double factor = pix->m / (double)TPixel32::maxChannelValue;
pix->r = (UCHAR)(factor * color.r);
pix->g = (UCHAR)(factor * color.g);
pix->b = (UCHAR)(factor * color.b);
pix->m = (UCHAR)(factor * color.m);
++pix;
}
}
texRas32->unlock();
} else if (texRas64) {
texRas64->lock();
TPixel64 color64(color.r * 256, color.g * 256, color.b * 256, color.m * 256);
for (int j = 0; j < texRas64->getLy(); j++) {
TPixel64 *pix = texRas64->pixels(j);
TPixel64 *endPix = pix + texRas64->getLx();
while (pix < endPix) {
double factor = pix->m / (double)TPixel64::maxChannelValue;
pix->r = (USHORT)(factor * color64.r);
pix->g = (USHORT)(factor * color64.g);
pix->b = (USHORT)(factor * color64.b);
pix->m = (USHORT)(factor * color64.m);
++pix;
}
}
texRas64->unlock();
}
}
/*-----------------------------------------------------------------*/
/*- 照明モードのとき、その明るさを色に格納 -*/
void Iwa_Particle::set_illuminated_colors(float illuminant,
TRasterP texRaster)
{
TRaster32P texRas32 = texRaster;
TRaster64P texRas64 = texRaster;
if (texRas32) {
texRas32->lock();
TPixel32::Channel val = (TPixel32::Channel)(illuminant * TPixel32::maxChannelValue);
for (int j = 0; j < texRas32->getLy(); j++) {
TPixel32 *pix = texRas32->pixels(j);
TPixel32 *endPix = pix + texRas32->getLx();
while (pix < endPix) {
double factor = pix->m / (double)TPixel32::maxChannelValue;
pix->r = (UCHAR)(factor * val);
pix->g = (UCHAR)(factor * val);
pix->b = (UCHAR)(factor * val);
++pix;
}
}
texRas32->unlock();
} else if (texRas64) {
texRas64->lock();
TPixel64::Channel val = (TPixel64::Channel)(illuminant * TPixel64::maxChannelValue);
for (int j = 0; j < texRas64->getLy(); j++) {
TPixel64 *pix = texRas64->pixels(j);
TPixel64 *endPix = pix + texRas64->getLx();
while (pix < endPix) {
double factor = pix->m / (double)TPixel64::maxChannelValue;
pix->r = (USHORT)(factor * val);
pix->g = (USHORT)(factor * val);
pix->b = (USHORT)(factor * val);
++pix;
}
}
texRas64->unlock();
}
}
/*-----------------------------------------------------------------*/
void Iwa_Particle::spread_color(TPixel32 &color, double range)
{
int randcol = (int)((random.getFloat() - 0.5) * range);
int r = color.r + randcol;
int g = color.g + randcol;
int b = color.b + randcol;
color.r = (UCHAR)tcrop<TINT32>(r, (TINT32)0, (TINT32)255);
color.g = (UCHAR)tcrop<TINT32>(g, (TINT32)0, (TINT32)255);
color.b = (UCHAR)tcrop<TINT32>(b, (TINT32)0, (TINT32)255);
}
/*-----------------------------------------------------------------*/
/*-----------------------------------------------
Iwa_Particles_Engine::roll_particles から呼ばれる
粒子の移動
-----------------------------------------------*/
void Iwa_Particle::move(map<int, TTile *> porttiles,
const particles_values &values,
const particles_ranges &ranges,
float windx, float windy,
float xgravity, float ygravity,
float dpicorr,
int lastframe)
{
struct pos_dummy dummy;
float frictx, fricty;
map<int, float> imagereferences;
dummy.x = dummy.y = dummy.a = 0.0;
frictx = fricty = 0.0;
float frictreference = 1;
float scalereference = 0;
float scalestepreference = 0;
float randomxreference = 1;
float randomyreference = 1;
/*- 移動に用いるパラメータに参照画像が刺さっている場合は、あらかじめ取得しておく -*/
for (std::map<int, TTile *>::iterator it = porttiles.begin(); it != porttiles.end(); ++it) {
if ((values.friction_ctrl_val == it->first ||
values.scale_ctrl_val == it->first ||
values.scalestep_ctrl_val == it->first ||
values.randomx_ctrl_val == it->first ||
values.randomy_ctrl_val == it->first) &&
it->second->getRaster()) {
float tmpvalue;
get_image_reference(it->second, values, tmpvalue, Iwa_TiledParticlesFx::GRAY_REF);
imagereferences[it->first] = tmpvalue;
}
}
if (values.randomx_ctrl_val)
randomxreference = imagereferences[values.randomx_ctrl_val];
if (values.randomy_ctrl_val)
randomyreference = imagereferences[values.randomy_ctrl_val];
if (check_Swing(values))
update_Swing(values, ranges, dummy, randomxreference, randomyreference);
if (values.friction_ctrl_val)
frictreference = imagereferences[values.friction_ctrl_val];
if (values.scale_ctrl_val)
scalereference = imagereferences[values.scale_ctrl_val];
if (values.scalestep_ctrl_val)
scalestepreference = imagereferences[values.scalestep_ctrl_val];
lifetime--;
oldx = x;
oldy = y;
if (values.gravity_ctrl_val && (porttiles.find(values.gravity_ctrl_val) != porttiles.end())) {
get_image_gravity(porttiles[values.gravity_ctrl_val], values, xgravity, ygravity);
xgravity *= values.gravity_val;
ygravity *= values.gravity_val;
}
if (values.friction_val * frictreference) {
if (vx) {
frictx = vx * (1.0f + values.friction_val * frictreference) + (10.0f / vx) * values.friction_val * frictreference;
if ((frictx / vx) < 0.0f)
frictx = 0.0f;
vx = frictx;
}
if (!frictx && fabs(values.friction_val * frictreference * 10.0f) > fabs(xgravity)) {
xgravity = 0.0f;
dummy.x = 0.0f;
dummy.a = 0.0f;
windx = 0.0f;
}
if (vy) {
fricty = vy * (1.0f + values.friction_val * frictreference) + (10.0f / vy) * values.friction_val * frictreference;
if ((fricty / vy) < 0.0f)
fricty = 0.0f;
vy = fricty;
}
if (!fricty && fabs(values.friction_val * frictreference * 10.0f) > fabs(ygravity)) {
ygravity = 0.0f;
dummy.y = 0.0f;
dummy.a = 0.0f;
windy = 0.0f;
}
}
/*- 重力を徐々に付けていく処理を入れる -*/
if (genlifetime - lifetime < values.iw_gravityBufferFrame_val) {
float ratio = (float)(genlifetime - lifetime) / (float)values.iw_gravityBufferFrame_val;
xgravity *= ratio;
ygravity *= ratio;
}
/*- 重力の寄与 -*/
vx += xgravity * mass;
vy += ygravity * mass;
/*- カールノイズ的動き 奥行き持たせる -*/
if (values.curl_ctrl_1_val &&
(porttiles.find(values.curl_ctrl_1_val) != porttiles.end())) {
float tmpCurlx, tmpCurly;
if (get_image_curl(porttiles[values.curl_ctrl_1_val], values, tmpCurlx, tmpCurly)) {
if (values.curl_ctrl_2_val && (porttiles.find(values.curl_ctrl_2_val) != porttiles.end())) {
float tmpCurlx2, tmpCurly2;
if (get_image_curl(porttiles[values.curl_ctrl_2_val], values, tmpCurlx2, tmpCurly2)) {
float length1 = sqrtf(tmpCurlx * tmpCurlx + tmpCurly * tmpCurly);
float length2 = sqrtf(tmpCurlx2 * tmpCurlx2 + tmpCurly2 * tmpCurly2);
float length = length1 * curlz + length2 * (1.0f - curlz);
tmpCurlx = tmpCurlx * curlz + tmpCurlx2 * (1.0f - curlz);
tmpCurly = tmpCurly * curlz + tmpCurly2 * (1.0f - curlz);
float tmpLen = tmpCurlx * tmpCurlx + tmpCurly * tmpCurly;
if (tmpLen > 0.0f) {
tmpLen = sqrtf(tmpLen);
tmpCurlx *= length / tmpLen;
tmpCurly *= length / tmpLen;
}
}
}
tmpCurlx *= values.curl_val * mass;
tmpCurly *= values.curl_val * mass;
/*- ローパスフィルタをかます -*/
curlx = 0.5f * curlx + 0.5f * tmpCurlx;
curly = 0.5f * curly + 0.5f * tmpCurly;
vx = vx * 0.5 + curlx;
vy = vy * 0.5 + curly;
}
}
/*- 現在位置に速度を足す -*/
if (values.speedscale_val) {
float scalecorr = scale / dpicorr;
x += (vx + windx + dummy.x) * scalecorr;
y += (vy + windy + dummy.y) * scalecorr;
} else {
x += vx + windx + dummy.x;
y += vy + windy + dummy.y;
}
/*- 粒子の向きを計算 -*/
angle -= values.rotspeed_val + dummy.a;
if (!(lifetime % values.step_val) || (frame < 0)) {
update_Animation(values, 0, lastframe, 0);
}
update_Scale(values, ranges, scalereference, scalestepreference);
/*- ひらひら -*/
if (values.flap_ctrl_val && (porttiles.find(values.flap_ctrl_val) != porttiles.end())) {
/*- 参照画像のGradientを得る関数を利用して角度を得る -*/
float dir_x, dir_y;
double norm;
norm = get_image_gravity(porttiles[values.flap_ctrl_val], values, dir_x, dir_y);
if (dir_x == 0.0f && dir_y == 0.0f) {
} else {
float newTheta = atan2f(dir_y, dir_x) * 180.0f / 3.14159f;
/*- Thetaを補間する。右回り/左回りで近いほうを選ぶ -*/
if (newTheta > flap_theta && newTheta - flap_theta > 180.0f)
newTheta -= 360.0f;
else if (newTheta < flap_theta && flap_theta - newTheta > 180.0f)
newTheta += 360.0f;
flap_theta = flap_theta * (1.0f - values.iw_flap_dir_sensitivity_val) +
newTheta * values.iw_flap_dir_sensitivity_val;
if (flap_theta < 0.0f)
flap_theta += 360.0f;
else if (flap_theta > 360.0f)
flap_theta -= 360.0f;
flap_phi += values.iw_flap_velocity_val * norm / mass;
while (flap_phi > 360.0f)
flap_phi -= 360.0f;
}
}
}
/*-----------------------------------------------------------------*/
double Iwa_Particle::set_Opacity(std::map<int, TTile *> porttiles,
const particles_values &values, float opacity_range, double dist_frame)
{
double opacity = 1.0, trailcorr;
if (values.fadein_val && (genlifetime - lifetime) < values.fadein_val)
opacity *= (genlifetime - lifetime - 1) / (values.fadein_val);
if (values.fadeout_val && lifetime < values.fadeout_val)
opacity *= (lifetime) / values.fadeout_val;
if (trail) {
trailcorr = values.trailopacity_val.first + (values.trailopacity_val.second - values.trailopacity_val.first) * (1 - (dist_frame) / trail);
opacity *= trailcorr;
}
if (values.opacity_ctrl_val && (porttiles.find(values.opacity_ctrl_val) != porttiles.end())) {
float opacityreference = 0.0f;
get_image_reference(porttiles[values.opacity_ctrl_val], values, opacityreference, Iwa_TiledParticlesFx::GRAY_REF);
opacity = values.opacity_val.first + (opacity_range)*opacityreference * opacity;
} else
opacity = values.opacity_val.first + opacity_range * opacity;
return opacity;
}