sem/cybershot-PSVita
1
0
Fork 0
Code Issues 11 Pull Requests Actions Packages Projects Releases 1 Wiki Activity

[ADD] simple enemy spawning

Browse Source
This commit is contained in:
SemvdH
2021-08-24 22:25:30 +02:00
parent 782bec825f
commit 066f625831
4 changed files with 111 additions and 90 deletions
Download Patch File Download Diff File Expand all files Collapse all files

57
src/main.c
View File

@@ -51,7 +51,8 @@ SceUInt64 deltaTime = 0; // delta time in ms
SceKernelSysClock sysclock;
timing_timer bullet_timer = {0, 250, 0}; // 0 as starting time, 250 ms timeout, not elapsed
timing_timer menu_switch_input_delay_timer = {0, 200, 0}; // 0 as starting time, 100 ms timeout, not elapsed
timing_timer score_timer = {0, 100, 0};
timing_timer score_timer = {0, 100, 0}; // timer to update score
timing_timer enemy_spawn_timer = {0, 500, 0}; // timer to spawn a new enemy
ENEMY_SPRITE enemies[SIMPLE_ENEMY_MAX_AMOUNT];
uint32_t enemy_count;
@@ -114,12 +115,16 @@ void init_sprites()
// add simple enemies
for (i = 0; i < SIMPLE_ENEMY_MAX_AMOUNT; i++)
{
ENEMY_SPRITE e = {ACTIVE, SIMPLE, 20 * i + 10, 10, RGBA8(245, 90, 66, 255), 1.0};
ENEMY_SPRITE e = {NONACTIVE, SIMPLE, 20 * i + 10, 10, RGBA8(245, 90, 66, 255), 1.0};
enemies[i] = e;
enemy_count++;
}
}
/**
* @brief generates a bullet
*
*/
void generate_bullet()
{
// {1, x1_pos, y1_pos, RGBA8(100, 100, 0, 255)};
@@ -130,6 +135,10 @@ void generate_bullet()
current_bullet = (current_bullet + 1) % 254;
}
/**
* @brief generates a smoke particle
*
*/
void generate_smoke_particle()
{
smoke_particles[current_smoke_particle].active = ACTIVE;
@@ -140,6 +149,24 @@ void generate_smoke_particle()
current_smoke_particle = (current_smoke_particle + 1) % 254;
}
/**
* @brief generates a simple enemy
*
*/
void generate_simple_enemy()
{
for (int i = 0; i < SIMPLE_ENEMY_MAX_AMOUNT; i++)
{
if (enemies[i].active == NONACTIVE)
{
enemies[i].active = ACTIVE;
enemies[i].x = toolbox_random_float(0, SCREEN_WIDTH - 1);
enemies[i].y = 0;
break;
}
}
}
// ################################################################
// ------------------------ END GENERATE SPRITES ------------------
// ################################################################
@@ -306,6 +333,8 @@ void update_game()
timing_check_timer_elapsed(&bullet_timer);
timing_update_timer(&score_timer, deltaTime);
timing_check_timer_elapsed(&score_timer);
timing_update_timer(&enemy_spawn_timer, deltaTime);
timing_check_timer_elapsed(&enemy_spawn_timer);
if (cross_pressed)
{
@@ -337,7 +366,7 @@ void update_game()
menu_switch_input_delay_timer.elapsed = 0;
return;
}
if (score_timer.elapsed)
score += 1;
@@ -360,6 +389,24 @@ void update_game()
if (smoke_particles[i].radius <= 0)
smoke_particles[i].active = 0;
}
if (enemy_spawn_timer.elapsed)
{
generate_simple_enemy();
enemy_spawn_timer.elapsed = 0;
}
for (int i = 0; i < SIMPLE_ENEMY_MAX_AMOUNT; i++)
{
if (enemies[i].active == ACTIVE)
{
enemies[i].y += enemies[i].movement_speed;
if (enemies[i].y >= SCREEN_HEIGTH + SIMPLE_ENEMY_SIZE)
{
enemies[i].active = NONACTIVE;
}
}
}
}
void update_gameover()
@@ -459,14 +506,14 @@ void draw_game()
}
char score_text[40];
sprintf(score_text,"score: %07d",score);
sprintf(score_text, "score: %07d", score);
vita2d_pvf_draw_text(pvf, 700, 100, RGBA8(0, 255, 0, 255), 1.0f, score_text);
}
void draw_gameover()
{
char score_text[40];
sprintf(score_text,"score: %07d",score);
sprintf(score_text, "score: %07d", score);
vita2d_pvf_draw_text(pvf, 700, 80, RGBA8(0, 255, 0, 255), 1.0f, "Game over");
vita2d_pvf_draw_text(pvf, 700, 100, RGBA8(0, 255, 0, 255), 1.0f, score_text);
}

4
src/sprites/sprites.c
View File

@@ -28,7 +28,7 @@ void sprites_draw_player(float x, float y, float scale)
float random_size = toolbox_random_float(scale, 5.0 * scale);
vita2d_draw_line(x - 1.0 * scale, y, x, y + random_size, RGBA8(255, 0, 0, 200));
vita2d_draw_line(x, y + random_size, x + 1.0 * scale, y, RGBA8(255, 0, 0, 200));
//left side
vita2d_draw_line(x - 2.0 * scale, y, x + 2.0 * scale, y, SHIP_PRIMARY_COLOR);
vita2d_draw_line(x - 2.0 * scale, y, x - 1.0 * scale, y - 2.0 * scale, SHIP_PRIMARY_COLOR);
@@ -39,7 +39,6 @@ void sprites_draw_player(float x, float y, float scale)
vita2d_draw_line(x, y - 5.0 * scale, x + 1.0 * scale, y - 4.0 * scale, SHIP_PRIMARY_COLOR);
vita2d_draw_line(x + 1.0 * scale, y - 4.0 * scale, x + 1.0 * scale, y - 2.0 * scale, SHIP_PRIMARY_COLOR);
vita2d_draw_line(x + 1.0 * scale, y - 2.0 * scale, x + 2.0 * scale, y, SHIP_PRIMARY_COLOR);
}
void sprites_draw_enemy(ENEMY_SPRITE *enemy)
@@ -60,5 +59,4 @@ void sprites_draw_simple_enemy(ENEMY_SPRITE *enemy)
void sprites_draw_complex_enemy(ENEMY_SPRITE *enemy)
{
}