## week07_01_arras01_background_fill_stroke_cllipse_rect_line
void setup() { size(500, 400); } float x = 250, y = 200; void draw() { background(215, 184, 200); fill(167, 167, 175); stroke(110, 110, 113); strokeWeight(4); rect(240, 160, 20, 20);//砲管/砲塔 fill(204, 102, 156); stroke(125, 84, 105); strokeWeight(3); ellipse(x, y, 55, 55);//圓形的身體 line(x, y, mouseX, mouseY); }
## week07_02_arras02_atan_cos_sin
void setup() { size(500, 400); } float x = 250, y = 200; void draw() { background(215, 184, 200); float dx = mouseX - x, dy =mouseY - y; float a = atan2(dy, dx);// atan2()算出角度 strokeWeight(20);//很粗的一條線,長度是40 line(x, y, x+cos(a)*40, y+sin(a)*40);//cos()算出x方向,sin()算出y方向 fill(167, 167, 175); stroke(110, 110, 113); strokeWeight(4); rect(240, 160, 20, 20);//砲管/砲塔 fill(204, 102, 156); stroke(125, 84, 105); strokeWeight(3); ellipse(x, y, 55, 55);//圓形的身體 //line(x, y, mouseX, mouseY); }
## week07_03_arras03_atan_angle_rotate_translate_myTank
void setup() { size(500, 400); } float x = 250, y = 200; void draw() { background(215, 184, 200); float dx = mouseX - x, dy =mouseY - y; float a = atan2(dy, dx);// atan2()算出角度 line(x, y, mouseX, mouseY); myTank(x, y, a); } void myTank(float x, float y, float a) { translate(x, y); rotate(a); fill(167, 167, 175); stroke(110, 110, 113); strokeWeight(4); rect(20, -10, 20, 20);//砲管/砲塔 fill(204, 102, 156); stroke(125, 84, 105); strokeWeight(3); ellipse(0, 0, 55, 55);//圓形的身體 }
## week07_04_arras04_background_for_line_line_void_keyPressed_keyCode
void setup() { size(500, 400); } void keyPressed() { if (keyCode==RIGHT) x += 1; if (keyCode==LEFT) x -= 1; if (keyCode==UP) y -= 1; if (keyCode==DOWN) y += 1; } float x = 250, y = 200; void draw() { background(219); //灰底 stroke(210); //灰底的線 strokeWeight(1); for (int i=0; i<30; i++) { line(0, i*30, 500, i*30); line(i*30, 0, i*30, 500); } //background(215,184,200); //紅底 //stroke(211,180,196); //紅底的線 float dx = mouseX - x, dy = mouseY - y; float a = atan2(dy, dx); // atan2() 算出角度 line(x, y, mouseX, mouseY); myTank(x, y, a); } void myTank(float x, float y, float a) { translate(x, y); //大二下圖學課,教的移動 rotate(a); //大二下圖學課,教的旋轉 fill(167, 167, 175); stroke(110, 110, 113); strokeWeight(4); rect(20, -10, 20, 20); //炮管/炮塔 fill(204, 102, 156); stroke(125, 84, 105); strokeWeight(3); ellipse(0, 0, 55, 55); //圓形的身體 }
## week07_05_arras05_correct_move_translate_translate_mx_my
// 會移動的背景,但是其他要正確運作 void setup() { size(500, 400); } void keyPressed() { if (keyCode==RIGHT) x += 1; if (keyCode==LEFT) x -= 1; if (keyCode==UP) y -= 1; if (keyCode==DOWN) y += 1; } float x = 250, y = 200; void draw() { background(219); //灰底 translate(-x, -y); //讓全世界,都向反方向移動 translate(width/2, height/2); //把 0,0 移畫面正中心 float mx = mouseX+x-width/2, my = mouseY+y-height/2; //換算 mx, my 的坐標 ellipse(mx, my, 8, 8); stroke(210); //灰底的線 strokeWeight(1); for (int i=0; i<30; i++) { line(0, i*30, 500, i*30); line(i*30, 0, i*30, 500); } //background(215,184,200); //紅底 //stroke(211,180,196); //紅底的線 float dx = mx - x, dy = my - y; //改用 mx, my float a = atan2(dy, dx); // atan2() 算出角度 line(x, y, mx, my); //改用 mx, my myTank(x, y, a); } void myTank(float x, float y, float a) { translate(x, y); //大二下圖學課,教的移動 rotate(a); //大二下圖學課,教的旋轉 fill(167, 167, 175); stroke(110, 110, 113); strokeWeight(4); rect(20, -10, 20, 20); //炮管/炮塔 fill(204, 102, 156); stroke(125, 84, 105); strokeWeight(3); ellipse(0, 0, 55, 55); //圓形的身體 }
## week07_06_arras06_vx_vy_void_keyPressed_void_keyReleased_void_d
void setup() { size(500, 400); } void keyPressed() { //按下去時,會有速度,放開後,速度要變成0 if (keyCode==RIGHT) vx=1;// x += 1; if (keyCode==LEFT) vx=-1;//x -= 1; if (keyCode==UP) vy=-1;//y -= 1; if (keyCode==DOWN) vy=1;//y += 1; } void keyReleased() { if (keyCode==LEFT || keyCode==RIGHT) vx=0; if (keyCode==UP || keyCode==DOWN) vy=0; } float x = 250, y = 200, vx=0, vy=0; void draw() { x+=vx; y+=vy; background(219); //灰底 translate(-x, -y); //讓全世界,都向反方向移動 translate(width/2, height/2); //把 0,0 移畫面正中心 float mx = mouseX+x-width/2, my = mouseY+y-height/2; //換算 mx, my 的坐標 ellipse(mx, my, 8, 8); stroke(210); //灰底的線 strokeWeight(1); for (int i=0; i<30; i++) { line(0, i*30, 500, i*30); line(i*30, 0, i*30, 500); } //background(215,184,200); //紅底 //stroke(211,180,196); //紅底的線 float dx = mx - x, dy = my - y; //改用 mx, my float a = atan2(dy, dx); // atan2() 算出角度 line(x, y, mx, my); //改用 mx, my myTank(x, y, a); } void myTank(float x, float y, float a) { translate(x, y); //大二下圖學課,教的移動 rotate(a); //大二下圖學課,教的旋轉 fill(167, 167, 175); stroke(110, 110, 113); strokeWeight(4); rect(20, -10, 20, 20); //炮管/炮塔 fill(204, 102, 156); stroke(125, 84, 105); strokeWeight(3); ellipse(0, 0, 55, 55); //圓形的身體 }
## week07_07_arras07_angle_bulletX_bulletY_bulletVX_bulletVY
//要有武器射出來 void setup() { size(500, 400); } void keyPressed() { //按下去時,會有速度,放開後,速度要變成0 if (keyCode==RIGHT) vx=1;// x += 1; if (keyCode==LEFT) vx=-1;//x -= 1; if (keyCode==UP) vy=-1;//y -= 1; if (keyCode==DOWN) vy=1;//y += 1; } void keyReleased() { if (keyCode==LEFT || keyCode==RIGHT) vx=0; if (keyCode==UP || keyCode==DOWN) vy=0; } float x = 250, y = 200, vx=0, vy=0; void draw() { x+=vx; y+=vy; background(219); //灰底 translate(-x, -y); //讓全世界,都向反方向移動 translate(width/2, height/2); //把 0,0 移畫面正中心 float mx = mouseX+x-width/2, my = mouseY+y-height/2; //換算 mx, my 的坐標 ellipse(mx, my, 8, 8); stroke(210); //灰底的線 strokeWeight(1); for (int i=0; i<30; i++) { line(0, i*30, 500, i*30); line(i*30, 0, i*30, 500); } //background(215,184,200); //紅底 //stroke(211,180,196); //紅底的線 float dx = mx - x, dy = my - y; //改用 mx, my float a = atan2(dy, dx); // atan2() 算出角度 angle = a; line(x, y, mx, my); //改用 mx, my pushMatrix(); myTank(x, y, a); popMatrix(); if (bulletVX!=0 && bulletVY!=0) { bulletX += bulletVX; bulletY += bulletVY; ellipse(bulletX, bulletY, 20, 20); } } float angle, bulletX = 0, bulletY =0, bulletVX =0, bulletVY=0;//子彈的x,y位置和速度 void mousePressed() { bulletX = x; bulletY = y; bulletVX = cos(angle); bulletVY = sin(angle); } void myTank(float x, float y, float a) { translate(x, y); //大二下圖學課,教的移動 rotate(a); //大二下圖學課,教的旋轉 fill(167, 167, 175); stroke(110, 110, 113); strokeWeight(4); rect(20, -10, 20, 20); //炮管/炮塔 fill(204, 102, 156); stroke(125, 84, 105); strokeWeight(3); ellipse(0, 0, 55, 55); //圓形的身體 }
week07_08_arras08_array_many_bullets
void setup() { size(500, 400); } void keyPressed() { //按下去時,會有速度, 放開後,速度要變成0 if (keyCode==RIGHT) vx = 1; //x += 1; if (keyCode==LEFT) vx = -1; //x -= 1; if (keyCode==UP) vy = -1; //y -= 1; if (keyCode==DOWN) vy = 1;//y += 1; } void keyReleased() { if (keyCode==LEFT || keyCode==RIGHT) vx = 0; if (keyCode==UP || keyCode==DOWN) vy = 0; } float x = 250, y = 200, vx = 0, vy = 0; //代表移動的速度 void draw() { x += vx; y += vy; background(219); //灰底 translate(-x, -y); //讓全世界,都向反方向移動 translate(width/2, height/2); //把 0,0 移畫面正中心 float mx = mouseX+x-width/2, my = mouseY+y-height/2; //換算 mx, my 的坐標 ellipse(mx, my, 8, 8); stroke(210); //灰底的線 strokeWeight(1); for (int i=0; i<30; i++) { line(0, i*30, 500, i*30); line(i*30, 0, i*30, 500); } //background(215,184,200); //紅底 //stroke(211,180,196); //紅底的線 float dx = mx - x, dy = my - y; //改用 mx, my float a = atan2(dy, dx); // atan2() 算出角度 angle = a; line(x, y, mx, my); //改用 mx, my pushMatrix(); myTank(x, y, a); popMatrix(); //if(bulletVX!=0 && bulletVY!=0){ for (int i=0; i<bulletN; i++) { bulletX[i] += bulletVX[i]; bulletY[i] += bulletVY[i]; ellipse(bulletX[i], bulletY[i], 20, 20); } } float angle; int bulletN = 0; //一開始有0個子彈, 之後會慢慢增加 float [] bulletX = new float[100]; //致命問題: 只有 100發子彈 float [] bulletY = new float[100]; // 超過會當機 float [] bulletVX = new float[100]; float [] bulletVY = new float[100]; //子彈的x,y位置和速度 void mousePressed() { int i = bulletN; bulletX[i] = x; bulletY[i] = y; bulletVX[i] = cos(angle); bulletVY[i] = sin(angle); bulletN ++; } void myTank(float x, float y, float a) { translate(x, y); //大二下圖學課,教的移動 rotate(a); //大二下圖學課,教的旋轉 fill(167, 167, 175); stroke(110, 110, 113); strokeWeight(4); rect(20, -10, 20, 20); //炮管/炮塔 fill(204, 102, 156); stroke(125, 84, 105); strokeWeight(3); ellipse(0, 0, 55, 55); //圓形的身體 }
## week07_09_arras09_recycle_bullet_move_right_to_left
// 要有武器射出來 void setup() { size(500, 400); } void keyPressed() { //按下去時,會有速度, 放開後,速度要變成0 if (keyCode==RIGHT) vx = 1; //x += 1; if (keyCode==LEFT) vx = -1; //x -= 1; if (keyCode==UP) vy = -1; //y -= 1; if (keyCode==DOWN) vy = 1;//y += 1; } void keyReleased() { if (keyCode==LEFT || keyCode==RIGHT) vx = 0; if (keyCode==UP || keyCode==DOWN) vy = 0; } float x = 250, y = 200, vx = 0, vy = 0; //代表移動的速度 void draw() { x += vx; y += vy; background(219); //灰底 translate(-x, -y); //讓全世界,都向反方向移動 translate(width/2, height/2); //把 0,0 移畫面正中心 float mx = mouseX+x-width/2, my = mouseY+y-height/2; //換算 mx, my 的坐標 ellipse(mx, my, 8, 8); stroke(210); //灰底的線 strokeWeight(1); for (int i=0; i<30; i++) { line(0, i*30, 500, i*30); line(i*30, 0, i*30, 500); } //background(215,184,200); //紅底 //stroke(211,180,196); //紅底的線 float dx = mx - x, dy = my - y; //改用 mx, my float a = atan2(dy, dx); // atan2() 算出角度 angle = a; line(x, y, mx, my); //改用 mx, my pushMatrix(); myTank(x, y, a); popMatrix(); //if(bulletVX!=0 && bulletVY!=0){ for (int i=0; i<bulletN; i++) { bulletX[i] += bulletVX[i]; bulletY[i] += bulletVY[i]; ellipse(bulletX[i], bulletY[i], 20, 20); } } float angle; int bulletN = 0; //一開始有0個子彈, 之後會慢慢增加 float [] bulletX = new float[100]; //致命問題: 只有 100發子彈 float [] bulletY = new float[100]; // 超過會當機 float [] bulletVX = new float[100]; float [] bulletVY = new float[100]; //子彈的x,y位置和速度 void mousePressed() { int i = bulletN; bulletX[i] = x; bulletY[i] = y; bulletVX[i] = cos(angle); bulletVY[i] = sin(angle); bulletN ++; if (bulletN==100) { for (int k=0; k<50; k++) { bulletX[k] = bulletX[k+50]; bulletY[k] = bulletY[k+50]; bulletVX[k] = bulletVX[k+50]; bulletVY[k] = bulletVY[k+50]; } bulletN = 50; } println(bulletN); } void myTank(float x, float y, float a) { translate(x, y); //大二下圖學課,教的移動 rotate(a); //大二下圖學課,教的旋轉 fill(167, 167, 175); stroke(110, 110, 113); strokeWeight(4); rect(20, -10, 20, 20); //炮管/炮塔 fill(204, 102, 156); stroke(125, 84, 105); strokeWeight(3); ellipse(0, 0, 55, 55); //圓形的身體 }
## week07_10_arras10_bulletT_for_timeout
// 要有武器射出來 void setup() { size(500, 400); } void keyPressed() { //按下去時,會有速度, 放開後,速度要變成0 if (keyCode==RIGHT) vx = 1; //x += 1; if (keyCode==LEFT) vx = -1; //x -= 1; if (keyCode==UP) vy = -1; //y -= 1; if (keyCode==DOWN) vy = 1;//y += 1; } void keyReleased() { if (keyCode==LEFT || keyCode==RIGHT) vx = 0; if (keyCode==UP || keyCode==DOWN) vy = 0; } float x = 250, y = 200, vx = 0, vy = 0; //代表移動的速度 void draw() { x += vx; y += vy; background(219); //灰底 translate(-x, -y); //讓全世界,都向反方向移動 translate(width/2, height/2); //把 0,0 移畫面正中心 float mx = mouseX+x-width/2, my = mouseY+y-height/2; //換算 mx, my 的坐標 ellipse(mx, my, 8, 8); stroke(210); //灰底的線 strokeWeight(1); for (int i=0; i<30; i++) { line(0, i*30, 500, i*30); line(i*30, 0, i*30, 500); } //background(215,184,200); //紅底 //stroke(211,180,196); //紅底的線 float dx = mx - x, dy = my - y; //改用 mx, my float a = atan2(dy, dx); // atan2() 算出角度 angle = a; line(x, y, mx, my); //改用 mx, my pushMatrix(); myTank(x, y, a); popMatrix(); //if(bulletVX!=0 && bulletVY!=0){ for (int i=0; i<bulletN; i++) { bulletX[i] += bulletVX[i]; bulletY[i] += bulletVY[i]; ellipse(bulletX[i], bulletY[i], 20, 20); bulletT[i] --; if (bulletT[i]==0) { //要把i消滅掉,就拿右邊的來補 for (int k=i+1; k<bulletN; k++) { bulletX[k-1] = bulletX[k];//把右邊移到左邊 bulletY[k-1] = bulletY[k]; bulletVX[k-1] = bulletVX[k]; bulletVY[k-1] = bulletVY[k]; bulletT[k-1] = bulletT[k]; } bulletN--;//少了一顆子彈 } } println(bulletN); } float angle; int bulletN = 0; //一開始有0個子彈, 之後會慢慢增加 float [] bulletX = new float[100]; //致命問題: 只有 100發子彈 float [] bulletY = new float[100]; // 超過會當機 float [] bulletVX = new float[100]; float [] bulletVY = new float[100]; //子彈的x,y位置和速度 int [] bulletT = new int[100];//每個子彈的壽命 void mousePressed() { int i = bulletN; bulletX[i] = x; bulletY[i] = y; bulletVX[i] = cos(angle); bulletVY[i] = sin(angle); bulletT[i] = 600;//每個子彈,只有10秒的壽命 bulletN ++; if (bulletN==100) { for (int k=0; k<50; k++) { bulletX[k] = bulletX[k+50]; bulletY[k] = bulletY[k+50]; bulletVX[k] = bulletVX[k+50]; bulletVY[k] = bulletVY[k+50]; } bulletN = 50; } println(bulletN); } void myTank(float x, float y, float a) { translate(x, y); //大二下圖學課,教的移動 rotate(a); //大二下圖學課,教的旋轉 fill(167, 167, 175); stroke(110, 110, 113); strokeWeight(4); rect(20, -10, 20, 20); //炮管/炮塔 fill(204, 102, 156); stroke(125, 84, 105); strokeWeight(3); ellipse(0, 0, 55, 55); //圓形的身體 }
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