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rand: simplify rand.PRNG, move to optional types for error handling (#13570)

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This commit is contained in:
Subhomoy Haldar
2022-02-23 16:06:14 +05:30
committed by GitHub
parent 5c0b7b0d05
commit 114a341f5f
49 changed files with 609 additions and 1586 deletions
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4
examples/tetris/tetris.v
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@ -183,7 +183,7 @@ fn main() {
fn (mut g Game) init_game() {
g.parse_tetros()
g.next_tetro_idx = rand.intn(b_tetros.len) // generate initial "next"
g.next_tetro_idx = rand.intn(b_tetros.len) or { 0 } // generate initial "next"
g.generate_tetro()
g.field = []
// Generate the field, fill it with 0's, add -1's on each edge
@ -311,7 +311,7 @@ fn (mut g Game) generate_tetro() {
g.pos_y = 0
g.pos_x = field_width / 2 - tetro_size / 2
g.tetro_idx = g.next_tetro_idx
g.next_tetro_idx = rand.intn(b_tetros.len)
g.next_tetro_idx = rand.intn(b_tetros.len) or { 0 }
g.rotation_idx = 0
g.get_tetro()
}