tuned explosions details

CMakeLists.txt

@@ -20,6 +20,7 @@ set(SOURCES
 )
 set(ASSETS_cg
   assets-cg/font.png
+  assets-cg/Sprites/firstboom.png
   assets-cg/Sprites/emp_circ.png
   assets-cg/Sprites/fill_circ.png
   

src/main.cpp

@@ -85,7 +85,7 @@ static void hook_prefrag(int id, void *fragment, int size)
 
     if(id == azrp_frag_count - 1) {
         usb_commit_sync(pipe);
-        screenshot = false;
+        //screenshot = false;
     }
 }
 
@@ -100,12 +100,12 @@ void Create_Explosion( void )
 
     srand(rtc_ticks());
 
-    uint16_t xexplosion = rand() % X_RESOL;
-    uint16_t yexplosion = rand() % Y_RESOL;
+    uint16_t xexplosion = 198;//rand() % X_RESOL;
+    uint16_t yexplosion = 112;//rand() % Y_RESOL;
 
-    for(int i=0; i<50; i++)
+    for(int i=0; i<=50; i++)
     {
-        Particle *p = new Particle( xexplosion, yexplosion );
+        Particle *p = new Particle( xexplosion, yexplosion, i );
         MyParticles.push_back( p );
     }
 }

src/particles.cpp

@@ -10,18 +10,25 @@
 
 
 extern bopti_image_t img_fill_circ;
+extern bopti_image_t img_firstboom;
 
 
-Particle::Particle( uint16_t lx, uint16_t ly )
+Particle::Particle( uint16_t lx, uint16_t ly, uint8_t id )
 {
     x = libnum::num( lx );
     y = libnum::num( ly );
 
-    sx = (libnum::num( rand() % 11 - 5 )) / 4 ;
-    sy = (libnum::num( rand() % 11 - 5 )) / 4;
+    sx = (libnum::num( rand() % 21 - 10 )) / 8;
+    sy = (libnum::num( rand() % 21 - 10 )) / 8;
 
-    age = libnum::num( rand() % 3 );
-    maxage = libnum::num( 30 + ( rand() % 20 ) );
+    ID=id;
+
+    age = 0;
+    
+    if (ID==0) incage = libnum::num(1);
+    else incage = libnum::num( 1+ rand() % 2);
+
+    maxage = libnum::num( 30 + ( rand() % 25 ) );
     
     size = libnum::num( 3 + ( rand() % 5 ) ); 
     
@@ -39,7 +46,8 @@ void Particle::Update( float dt )
     libnum::num a = libnum::num( dt / 12000.0f );
     x += sx * a;
     y += sy * a;
-    age += libnum::num( dt / 12000.0f );
+    //age += libnum::num( dt / 12000.0f );
+    age += libnum::num( dt / 12000.0f ) * incage;
     sx *= libnum::num( 0.90 );
     sy *= libnum::num( 0.90 );
 
@@ -55,18 +63,24 @@ void Particle::Render( )
     uint16_t px = (int) x;
     uint16_t py = (int) y;
 
-    int color;
+    if (ID==0 && age<5)
+    {
+        azrp_image_p8( px-12, py-12, &img_firstboom, DIMAGE_NONE );
+        return;
+    }
 
-    if ( age > 38 ) color = 0x526A;          // Dark Purple Gray-ish
-    else if ( age > 30 ) color = 0x71D6;     // Red Brown -ish
-    else if ( age > 25 ) color = 0xF80D;     // Dark Red
-    else if ( age > 20 ) color = 0xFB80;     // Red
-    else if ( age > 15 ) color = 0xFFE0;     // Yellow
-    else color = 0xFFFF;                            // White
-    
-    azrp_subimage_p8_dye(   px-7, py-7,
-                            &img_fill_circ,
-                            dximg+7-sz, 7-sz, sz*2, sz*2,
-                            IMAGE_DYE, color );   
+    if (age>=10)
+    {
+        int color;
+
+        if ( age > 40 ) color = 0x526A;          // Dark Purple Gray-ish
+        else if ( age > 35 ) color = 0x71D6;     // Red Brown -ish
+        else if ( age > 30 ) color = 0xF80D;     // Dark Red
+        else if ( age > 25 ) color = 0xFB80;     // Red
+        else if ( age > 30 ) color = 0xFFE0;     // Yellow
+        else color = 0xFFFF;                            // White
+        
+        azrp_subimage_p8_dye( px-sz, py-sz, &img_fill_circ, dximg+7-sz, 7-sz, sz*2, sz*2, IMAGE_DYE, color );   
+    }
 }
 

src/particles.h

@@ -7,14 +7,16 @@
 class Particle
 {
     public:
-        Particle( uint16_t lx, uint16_t ly );
+        Particle( uint16_t lx, uint16_t ly, uint8_t id );
         ~Particle();
         void Update( float dt );
         void Render();
 
+        uint8_t ID;
+
         libnum::num x, y;
         libnum::num sx, sy;
-        libnum::num age, maxage;
+        libnum::num age, maxage, incage;
         libnum::num size;
         bool toberemoved;
 };