void ShockwaveEffect::Render(Effect *effect, const SettingsMap &SettingsMap, RenderBuffer &buffer) {
int center_x = SettingsMap.GetInt("SLIDER_Shockwave_CenterX", 0);
int center_y = SettingsMap.GetInt("SLIDER_Shockwave_CenterY", 0);
int start_radius = SettingsMap.GetInt("SLIDER_Shockwave_Start_Radius", 0);
int end_radius = SettingsMap.GetInt("SLIDER_Shockwave_End_Radius", 0);
int start_width = SettingsMap.GetInt("SLIDER_Shockwave_Start_Width", 0);
int end_width = SettingsMap.GetInt("SLIDER_Shockwave_End_Width", 0);
int acceleration = SettingsMap.GetInt("SLIDER_Shockwave_Accel", 0);
bool blend_edges = SettingsMap.GetBool("CHECKBOX_Shockwave_Blend_Edges");
std::vector< std::vector<double> > temp_colors_pct(buffer.BufferWi, std::vector<double>(buffer.BufferHt));
double eff_pos = buffer.GetEffectTimeIntervalPosition();
int num_colors = buffer.palette.Size();
if( num_colors == 0 )
num_colors = 1;
xlColor color, c_old, c_new;
double eff_pos_adj = buffer.calcAccel(eff_pos, acceleration);
double blend_pct = 1.0 / (num_colors-1);
double color_pct1 = eff_pos_adj / blend_pct;
int color_index = (int)color_pct1;
blend_pct = color_pct1 - (double)color_index;
buffer.Get2ColorBlend(color_index, std::min(color_index+1,num_colors-1), std::min( blend_pct, 1.0), color);
double pos_x = buffer.BufferWi * center_x/100.0;
double pos_y = buffer.BufferHt * center_y/100.0;
double radius1 = start_radius;
double radius2 = end_radius;
double radius_center = radius1 + (radius2 - radius1) * eff_pos_adj;
double half_width = (start_width + (end_width - start_width) * eff_pos_adj) / 2.0;
radius1 = radius_center - half_width;
radius2 = radius_center + half_width;
double step = buffer.GetStepAngle(radius1, radius2);
for( int x = 0; x < buffer.BufferWi; x++ )
{
for( int y = 0; y < buffer.BufferHt; y++ )
{
temp_colors_pct[x][y] = 0.0;
}
}
buffer.ClearTempBuf();
for( double current_angle = 0.0; current_angle <= 360.0; current_angle += step )
{
for( double r = std::max(0.0, radius1); r <= radius2; r += 0.5 )
{
double x1 = buffer.sin(ToRadians(current_angle)) * r + (double)pos_x;
double y1 = buffer.cos(ToRadians(current_angle)) * r + (double)pos_y;
if( blend_edges )
{
double color_pct = 1.0 - std::abs(r-radius_center)/half_width;
if( color_pct > 0.0 )
{
if (x1 >= 0 && x1 < buffer.BufferWi && y1 >= 0 && y1 < buffer.BufferHt)
{
if (buffer.allowAlpha) {
color.alpha = 255.0 * color_pct;
buffer.SetPixel((int)x1,(int)y1,color);
} else {
temp_colors_pct[(int)x1][(int)y1] = color_pct;
buffer.SetTempPixel((int)x1,(int)y1,color);
}
}
}
}
else
{
buffer.SetPixel((int)x1,(int)y1,color);
}
}
}
// blend element data into final buffer
if( blend_edges && !buffer.allowAlpha )
{
for( int x = 0; x < buffer.BufferWi; x++ )
{
for( int y = 0; y < buffer.BufferHt; y++ )
{
if( temp_colors_pct[x][y] > 0.0 )
{
buffer.GetTempPixel(x,y,c_new);
buffer.GetPixel(x,y,c_old);
buffer.Get2ColorAlphaBlend(c_old, c_new, temp_colors_pct[x][y], color);
buffer.SetPixel(x,y,color);
temp_colors_pct[x][y] = 0.0;
}
}
}
}
}
void GalaxyEffect::Render(Effect *effect, const SettingsMap &SettingsMap, RenderBuffer &buffer) {
int center_x = SettingsMap.GetInt("SLIDER_Galaxy_CenterX");
int center_y = SettingsMap.GetInt("SLIDER_Galaxy_CenterY");
int start_radius = SettingsMap.GetInt("SLIDER_Galaxy_Start_Radius");
int end_radius = SettingsMap.GetInt("SLIDER_Galaxy_End_Radius");
int start_angle = SettingsMap.GetInt("SLIDER_Galaxy_Start_Angle");
int revolutions = SettingsMap.GetInt("SLIDER_Galaxy_Revolutions");
int start_width = SettingsMap.GetInt("SLIDER_Galaxy_Start_Width");
int end_width = SettingsMap.GetInt("SLIDER_Galaxy_End_Width");
int duration = SettingsMap.GetInt("SLIDER_Galaxy_Duration");
int acceleration = SettingsMap.GetInt("SLIDER_Galaxy_Accel");
bool reverse_dir = SettingsMap.GetBool("CHECKBOX_Galaxy_Reverse");
bool blend_edges = SettingsMap.GetBool("CHECKBOX_Galaxy_Blend_Edges");
bool inward = SettingsMap.GetBool("CHECKBOX_Galaxy_Inward");
if( revolutions == 0 ) return;
std::vector< std::vector<double> > temp_colors_pct(buffer.BufferWi, std::vector<double>(buffer.BufferHt));
std::vector< std::vector<double> > pixel_age(buffer.BufferWi, std::vector<double>(buffer.BufferHt));
double eff_pos = buffer.GetEffectTimeIntervalPosition();
int num_colors = buffer.palette.Size();
xlColor color, c_old, c_new;
HSVValue hsv1;
double eff_pos_adj = buffer.calcAccel(eff_pos, acceleration);
double revs = (double)revolutions;
double pos_x = buffer.BufferWi * center_x/100.0;
double pos_y = buffer.BufferHt * center_y/100.0;
double head_duration = duration/100.0; // time the head is in the frame
double tail_length = revs * (1.0 - head_duration);
double color_length = tail_length / num_colors;
if(color_length < 1.0) color_length = 1.0;
double tail_end_of_tail = ((revs + tail_length) * eff_pos_adj) - tail_length;
double head_end_of_tail = tail_end_of_tail + tail_length;
double radius1 = start_radius;
double radius2 = end_radius;
double width1 = start_width;
double width2 = end_width;
double step = buffer.GetStepAngle(radius1, radius2);
for( int x = 0; x < buffer.BufferWi; x++ )
{
for( int y = 0; y < buffer.BufferHt; y++ )
{
temp_colors_pct[x][y] = 0.0;
pixel_age[x][y] = 0.0;
}
}
buffer.ClearTempBuf();
double last_check = (inward ? std::min(head_end_of_tail,revs) : std::max(0.0, tail_end_of_tail) ) + (double)start_angle;
for( double i = (inward ? std::min(head_end_of_tail,revs) : std::max(0.0, tail_end_of_tail));
(inward ? i >= std::max(0.0, tail_end_of_tail) : i <= std::min(head_end_of_tail,revs));
(inward ? i -= step : i += step) )
{
double adj_angle = i + (double)start_angle;
if( reverse_dir )
{
adj_angle *= -1.0;
}
double color_val = (head_end_of_tail-i) / color_length;
int color_int = (int)color_val;
double color_pct = color_val - (double)color_int;
int color2 = std::min(color_int+1, num_colors-1);
if( color_int < color2 )
{
buffer.Get2ColorBlend(color_int, color2, std::min( color_pct, 1.0), color);
}
else
{
buffer.palette.GetColor(color2, color);
}
HSVValue hsv(color);
double full_brightness = hsv.value;
double pct = i/revs;
double current_radius = radius2 * pct + radius1 * (1.0 - pct);
double current_width = width2 * pct + width1 * (1.0 - pct);
double half_width = current_width / 2.0;
double inside_radius = current_radius - half_width;
for( double r = inside_radius; ; r += 0.5 )
{
if( r > current_radius ) r = current_radius;
double x1 = buffer.sin(ToRadians(adj_angle)) * r + (double)pos_x;
double y1 = buffer.cos(ToRadians(adj_angle)) * r + (double)pos_y;
double outside_radius = current_radius + (current_radius - r);
double x2 = buffer.sin(ToRadians(adj_angle)) * outside_radius + (double)pos_x;
double y2 = buffer.cos(ToRadians(adj_angle)) * outside_radius + (double)pos_y;
double color_pct2 = (r-inside_radius)/(current_radius-inside_radius);
if( blend_edges )
{
if( hsv.value > 0.0 )
{
if ((int)x1 >= 0 && (int)x1 < buffer.BufferWi && (int)y1 >= 0 && (int)y1 < buffer.BufferHt)
{
buffer.SetTempPixel((int)x1,(int)y1,color);
temp_colors_pct[(int)x1][(int)y1] = color_pct2;
pixel_age[(int)x1][(int)y1] = adj_angle;
}
if ((int)x2 >= 0 && (int)x2 < buffer.BufferWi && (int)y2 >= 0 && (int)y2 < buffer.BufferHt)
{
buffer.SetTempPixel((int)x2,(int)y2,color);
temp_colors_pct[(int)x2][(int)y2] = color_pct2;
pixel_age[(int)x2][(int)y2] = adj_angle;
}
}
}
else
{
hsv.value = full_brightness * color_pct2;
if( hsv.value > 0.0 )
{
buffer.SetPixel(x1,y1,hsv);
buffer.SetPixel(x2,y2,hsv);
}
}
if( r >= current_radius ) break;
}
// blend old data down into final buffer
if( blend_edges && ( (inward ? (last_check-adj_angle) : (adj_angle-last_check)) >= 90.0) )
{
for( int x = 0; x < buffer.BufferWi; x++ )
{
for( int y = 0; y < buffer.BufferHt; y++ )
{
if( temp_colors_pct[x][y] > 0.0 && ((inward ? (pixel_age[x][y]-adj_angle) : (adj_angle-pixel_age[x][y])) >= 180.0) )
{
buffer.GetTempPixel(x,y,c_new);
buffer.GetPixel(x,y,c_old);
buffer.Get2ColorAlphaBlend(c_old, c_new, temp_colors_pct[x][y], color);
buffer.SetPixel(x,y,color);
temp_colors_pct[x][y] = 0.0;
pixel_age[x][y] = 0.0;
}
}
}
last_check = adj_angle;
}
}
// blend remaining data down into final buffer
if( blend_edges )
{
for( int x = 0; x < buffer.BufferWi; x++ )
{
for( int y = 0; y < buffer.BufferHt; y++ )
{
if( temp_colors_pct[x][y] > 0.0 )
{
buffer.GetTempPixel(x,y,c_new);
buffer.GetPixel(x,y,c_old);
buffer.Get2ColorAlphaBlend(c_old, c_new, temp_colors_pct[x][y], color);
buffer.SetPixel(x,y,color);
}
}
}
}
}
void SnowflakesEffect::Render(Effect *effect, const SettingsMap &SettingsMap, RenderBuffer &buffer) {
int Count = SettingsMap.GetInt("SLIDER_Snowflakes_Count", 5);
int SnowflakeType = SettingsMap.GetInt("SLIDER_Snowflakes_Type", 1);
int sSpeed = SettingsMap.GetInt("SLIDER_Snowflakes_Speed", 10);
std::string falling = SettingsMap.Get("CHOICE_Falling", "Driving");
int i,n,x,x0,y0,y,check,delta_y;
xlColor color1,color2, color3;
bool wrapx = false; // set to true if you want snowflakes to draw wrapped around when near edges in the accumulate effect.
SnowflakesRenderCache *cache = (SnowflakesRenderCache*)buffer.infoCache[id];
if (cache == nullptr) {
cache = new SnowflakesRenderCache();
buffer.infoCache[id] = cache;
}
int &LastSnowflakeCount = cache->LastSnowflakeCount;
int &LastSnowflakeType = cache->LastSnowflakeType;
int &effectState = cache->effectState;
std::string& LastFalling = cache->LastFalling;
buffer.palette.GetColor(0, color1);
buffer.palette.GetColor(1, color2);
if (buffer.needToInit ||
Count != LastSnowflakeCount ||
SnowflakeType != LastSnowflakeType ||
falling != LastFalling) {
// initialize
buffer.needToInit = false;
LastSnowflakeCount=Count;
LastSnowflakeType=SnowflakeType;
LastFalling = falling;
buffer.ClearTempBuf();
effectState = 0;
// place Count snowflakes
for (n=0; n < Count; n++) {
delta_y=buffer.BufferHt/4;
y0=(n % 4)*delta_y;
if (y0+delta_y > buffer.BufferHt) delta_y = buffer.BufferHt-y0;
if (delta_y<1) delta_y=1;
// find unused space
for (check=0; check < 20; check++)
{
x=rand() % buffer.BufferWi;
y=y0 + (rand() % delta_y);
if (buffer.GetTempPixel(x,y) == xlBLACK) {
effectState++;
break;
}
}
// draw flake, SnowflakeType=0 is random type
switch (SnowflakeType == 0 ? rand() % 5 : SnowflakeType-1)
{
case 0:
// single node
if(falling != "Driving") {
buffer.SetTempPixel(x, y, color1, 0);
}
else {
buffer.SetTempPixel(x, y, color1);
}
break;
case 1:
// 5 nodes
if (x < 1) x+=1;
if (y < 1) y+=1;
if (x > buffer.BufferWi-2) x-=1;
if (y > buffer.BufferHt-2) y-=1;
if(falling != "Driving") {
buffer.SetTempPixel(x,y,color1, 1);
}
else {
buffer.SetTempPixel(x,y,color1);
buffer.SetTempPixel(x-1,y,color2);
buffer.SetTempPixel(x+1,y,color2);
buffer.SetTempPixel(x,y-1,color2);
buffer.SetTempPixel(x,y+1,color2);
}
break;
case 2:
// 3 nodes
if (x < 1) x+=1;
if (y < 1) y+=1;
if (x > buffer.BufferWi-2) x-=1;
if (y > buffer.BufferHt-2) y-=1;
if(falling != "Driving")
{
buffer.SetTempPixel(x,y,color1, 2);
}
else
{
buffer.SetTempPixel(x,y,color1);
if (rand() % 100 > 50) // % 2 was not so random
{
buffer.SetTempPixel(x-1,y,color2);
buffer.SetTempPixel(x+1,y,color2);
}
else
{
buffer.SetTempPixel(x,y-1,color2);
buffer.SetTempPixel(x,y+1,color2);
}
}
break;
case 3:
// 9 nodes
if (x < 2) x+=2;
if (y < 2) y+=2;
if (x > buffer.BufferWi-3) x-=2;
if (y > buffer.BufferHt-3) y-=2;
if(falling != "Driving") {
buffer.SetTempPixel(x, y, color1, 3);
}
else {
buffer.SetTempPixel(x, y, color1);
for (i=1; i<=2; i++)
{
buffer.SetTempPixel(x-i,y,color2);
buffer.SetTempPixel(x+i,y,color2);
buffer.SetTempPixel(x,y-i,color2);
buffer.SetTempPixel(x,y+i,color2);
}
}
break;
case 4:
// 13 nodes
if (x < 2) x+=2;
if (y < 2) y+=2;
if (x > buffer.BufferWi-3) x-=2;
if (y > buffer.BufferHt-3) y-=2;
if(falling != "Driving") {
buffer.SetTempPixel(x, y, color1, 4);
}
else {
buffer.SetTempPixel(x, y, color1);
buffer.SetTempPixel(x-1,y,color2);
buffer.SetTempPixel(x+1,y,color2);
buffer.SetTempPixel(x,y-1,color2);
buffer.SetTempPixel(x,y+1,color2);
buffer.SetTempPixel(x-1,y+2,color2);
buffer.SetTempPixel(x+1,y+2,color2);
buffer.SetTempPixel(x-1,y-2,color2);
buffer.SetTempPixel(x+1,y-2,color2);
buffer.SetTempPixel(x+2,y-1,color2);
buffer.SetTempPixel(x+2,y+1,color2);
buffer.SetTempPixel(x-2,y-1,color2);
buffer.SetTempPixel(x-2,y+1,color2);
}
break;
case 5:
// 45 nodes (not enabled)
break;
}
}
}
// move snowflakes
int movement = (buffer.curPeriod - buffer.curEffStartPer) * sSpeed * buffer.frameTimeInMs / 50;
int new_x,new_y,new_x2,new_y2;
int starty = 0;
if (falling == "Falling & Accumulating")
{
starty = 1;
}
bool driving = falling == "Driving";
for (x=0; x<buffer.BufferWi; x++) {
new_x = (x+movement/20) % buffer.BufferWi; // CW
new_x2 = (x-movement/20) % buffer.BufferWi; // CCW
if (new_x2 < 0) new_x2 += buffer.BufferWi;
for (y=starty; y<buffer.BufferHt; y++) {
if (!driving) {
// this controls the speed by skipping movement when slow
if (((buffer.curPeriod-buffer.curEffStartPer) * (sSpeed+1)) / 30 != ((buffer.curPeriod-buffer.curEffStartPer-1) * (sSpeed + 1)) / 30)
{
// if there is a flake to move
buffer.GetTempPixel(x, y, color3);
if (color3 != xlBLACK) {
// check where we can move to?
int moves = possible_downward_moves(buffer, x, y);
x0 = x;
//we have something to move
// randomly move the flake left or right
if (moves > 0 || (falling == "Falling" && y == 0))
{
switch(rand() % 5)
{
case 0:
if (moves & 1) {
x0 = x - 1;
}
else {
if (moves & 2) {
x0 = x;
}
else {
x0 = x + 1;
}
}
break;
case 1:
if (moves & 4) {
x0 = x + 1;
}
else {
if (moves & 2) {
x0 = x;
}
else {
x0 = x - 1;
}
}
break;
default: //down more often then left/right to look less "jittery"
if (moves & 2) {
x0 = x;
}
else if ((moves & 5) == 4) {
x0 = x + 1;
}
else if ((moves & 5) == 1) {
x0 = x - 1;
}
else {
switch(rand() % 2)
{
case 0:
x0 = x+1;
break;
default:
x0 = x-1;
break;
}
}
break;
}
// handle wrap around
if (x0 < 0) {
x0 += buffer.BufferWi;
}
else if (x0 >= buffer.BufferWi) {
x0 -= buffer.BufferWi;
}
// and move it down
y0 = y - 1;
buffer.SetTempPixel(x, y, xlBLACK);
if (y0 >= 0)
{
// move the flake down
buffer.SetTempPixel(x0, y0, color3);
if (falling == "Falling & Accumulating")
{
int nextmoves = possible_downward_moves(buffer, x0, y0);
if (nextmoves == 0) {
// we cant move any further so we can add one at the top
effectState--;
}
}
}
else
{
// falling should always be just falling ... never accumulate
effectState--;
}
}
}
}
} else {
new_y = (y+movement/10) % buffer.BufferHt;
new_y2 = (new_y+buffer.BufferHt/2) % buffer.BufferHt;
buffer.GetTempPixel(new_x,new_y,color1);
if (color1 == xlBLACK) buffer.GetTempPixel(new_x2,new_y2,color1); // strip off the alpha channel
buffer.SetPixel(x, y, color1);
}
}
}
if (!driving)
{
// add new flakes to the top
check = 0;
int placedFullCount = 0;
while (effectState < Count && check < 20) {
// find unused space
x=rand() % buffer.BufferWi;
if (buffer.GetTempPixel(x, buffer.BufferHt-1) == xlBLACK) {
effectState++;
buffer.SetTempPixel(x, buffer.BufferHt-1, color1, SnowflakeType == 0 ? rand() % 5 : SnowflakeType-1);
int nextmoves = possible_downward_moves(buffer, x, buffer.BufferHt-1);
if (nextmoves == 0) {
//the placed pixel fills the column, make sure we note that so we can place
//another snowflake
placedFullCount++;
}
}
check++;
}
effectState -= placedFullCount;
// paint my current state
for (int y=0; y < buffer.BufferHt; y++) {
for (int x=0; x < buffer.BufferWi; x++) {
buffer.GetTempPixel(x, y, color3);
if (color3 != xlBLACK)
{
// draw flake, SnowflakeType=0 is random type
switch (color3.Alpha())
{
case 0:
// single node
buffer.SetPixel(x, y, color1);
break;
case 1:
// 5 nodes
buffer.SetPixel(x,y,color1);
set_pixel_if_not_color(buffer, x-1, y, color2, color1, wrapx, false);
set_pixel_if_not_color(buffer, x+1, y, color2, color1, wrapx, false);
set_pixel_if_not_color(buffer, x, y-1, color2, color1, wrapx, false);
set_pixel_if_not_color(buffer, x, y+1, color2, color1, wrapx, false);
break;
case 2:
{
// 3 nodes
buffer.SetPixel(x,y,color1);
bool isAtBottom = true;
for (int yt = 0; yt < y - 1; yt++) {
if (buffer.GetTempPixel(x, yt) == xlBLACK) {
isAtBottom = false;
break;
}
}
// when flake has settled always paint it horizontally
if (isAtBottom)
{
set_pixel_if_not_color(buffer, x-1, y, color2, color1, wrapx, false);
set_pixel_if_not_color(buffer, x+1, y, color2, color1, wrapx, false);
}
else {
if (rand() % 100 > 50) // % 2 was not so random
{
set_pixel_if_not_color(buffer, x-1, y, color2, color1, wrapx, false);
set_pixel_if_not_color(buffer, x+1, y, color2, color1, wrapx, false);
}
else
{
set_pixel_if_not_color(buffer, x, y-1, color2, color1, wrapx, false);
set_pixel_if_not_color(buffer, x, y+1, color2, color1, wrapx, false);
}
}
}
break;
case 3:
// 9 nodes
buffer.SetPixel(x,y,color1);
for (i=1; i<=2; i++)
{
set_pixel_if_not_color(buffer, x-i, y, color2, color1, wrapx, false);
set_pixel_if_not_color(buffer, x+i, y, color2, color1, wrapx, false);
set_pixel_if_not_color(buffer, x, y-i, color2, color1, wrapx, false);
set_pixel_if_not_color(buffer, x, y+i, color2, color1, wrapx, false);
}
break;
case 4:
// 13 nodes
buffer.SetPixel(x,y,color1);
set_pixel_if_not_color(buffer, x-1, y, color2, color1, wrapx, false);
set_pixel_if_not_color(buffer, x+1, y, color2, color1, wrapx, false);
set_pixel_if_not_color(buffer, x, y+1, color2, color1, wrapx, false);
set_pixel_if_not_color(buffer, x, y-1, color2, color1, wrapx, false);
set_pixel_if_not_color(buffer, x-1, y+2, color2, color1, wrapx, false);
set_pixel_if_not_color(buffer, x+1, y+2, color2, color1, wrapx, false);
set_pixel_if_not_color(buffer, x-1, y-2, color2, color1, wrapx, false);
set_pixel_if_not_color(buffer, x+1, y-2, color2, color1, wrapx, false);
set_pixel_if_not_color(buffer, x+2, y-1, color2, color1, wrapx, false);
set_pixel_if_not_color(buffer, x+2, y+1, color2, color1, wrapx, false);
set_pixel_if_not_color(buffer, x-2, y-1, color2, color1, wrapx, false);
set_pixel_if_not_color(buffer, x-2, y+1, color2, color1, wrapx, false);
break;
case 5:
// 45 nodes (not enabled)
break;
}
}
}
}
}
}