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61 lines
1.5 KiB
61 lines
1.5 KiB
package sig;
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import sig.engine.Panel;
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import sig.engine.Sprite;
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public class DrawLoop {
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public static Panel panel;
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public static void drawGame(Panel panel) {
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DrawLoop.panel=panel;
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int[] p = panel.pixel;
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for (int y=0;y<panel.getHeight();y++) {
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for (int x=0;x<panel.getWidth();x++) {
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p[y*panel.getWidth()+x]=(0<<16)+(0<<8)+0;//RGB
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}
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}
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for (int i=0;i<RabiClone.OBJ.size();i++) {
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RabiClone.OBJ.get(i).draw(p);
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}
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}
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public static void Draw_Sprite(double x, double y, Sprite sprite){
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int[] p = panel.pixel;
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for(int X=0;X<sprite.getHeight();X++){
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for(int Y=0;Y<sprite.getWidth();Y++){
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int index = (Y+(int)y)*panel.getWidth()+X+(int)x;
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if (index<0||index>=p.length) {
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continue;
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} else {
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Draw(p,index,sprite.getBi_array()[Y*sprite.getWidth()+X]);
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}
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}
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}
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}
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public static void Draw(int[] canvas,int index, int col) {
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int alpha = col>>>24;
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if (alpha==0) {
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return;}
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else
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if (alpha==255) {
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canvas[index]=col;
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} else {
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float ratio=alpha/255f;
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int prev_col=canvas[index];
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int prev_r=(prev_col&0xFF);
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int prev_g=(prev_col&0xFF00)>>>8;
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int prev_b=(prev_col&0xFF0000)>>>16;
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int r=(col&0xFF);
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int g=(col&0xFF00)>>>8;
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int b=(col&0xFF0000)>>>16;
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int new_r=(int)(ratio*r+(1-ratio)*prev_r);
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int new_g=(int)(ratio*g+(1-ratio)*prev_g);
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int new_b=(int)(ratio*b+(1-ratio)*prev_b);
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canvas[index]=new_r+(new_g<<8)+(new_b<<16)+(col&0xFF000000);
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}
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}
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}
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