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simple sound effects

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This commit is contained in:
Irmen de Jong 2019-03-10 04:22:02 +01:00
parent b040e5ddad
commit 7f36d08acc
1 changed files with 39 additions and 20 deletions
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59
examples/tehtriz.p8
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@ -3,7 +3,6 @@
;
; @todo: holding a block
; @todo: simple sound effects? slight click when moving, swish when rotating/dropping, soft explosion when lines are cleared, buzz at game over
; @todo: joystick control
; @todo: sometimes the game gets confused about what the current tetromino is and will draw the wrong one. Maybe occurs when rotating directly after dropping the previous?
@ -44,7 +43,6 @@ waitkey:
if blocklogic.noCollision(xpos, ypos+1) {
; slowly move the block down
ypos++
sound.blockmove()
drawBlock(xpos, ypos, 160) ; show block on new position
} else {
; block can't move further down!
@ -76,7 +74,6 @@ waitkey:
drawBlock(xpos, ypos, 32)
if blocklogic.noCollision(xpos-1, ypos) {
xpos--
sound.blockrotatedrop()
}
drawBlock(xpos, ypos, 160)
}
@ -85,7 +82,6 @@ waitkey:
drawBlock(xpos, ypos, 32)
if blocklogic.noCollision(xpos+1, ypos) {
xpos++
sound.blockrotatedrop()
}
drawBlock(xpos, ypos, 160)
}
@ -94,7 +90,6 @@ waitkey:
drawBlock(xpos, ypos, 32)
if blocklogic.noCollision(xpos, ypos+1) {
ypos++
sound.blockrotatedrop()
}
drawBlock(xpos, ypos, 160)
}
@ -110,7 +105,7 @@ waitkey:
}
if dropypos>ypos {
ypos = dropypos
sound.blockrotatedrop()
sound.blockdrop()
drawBlock(xpos, ypos, 160)
checkForLines()
spawnNextBlock()
@ -121,17 +116,17 @@ waitkey:
drawBlock(xpos, ypos, 32)
if blocklogic.canRotateCCW(xpos, ypos) {
blocklogic.rotateCCW()
sound.blockrotatedrop()
sound.blockrotate()
}
else if blocklogic.canRotateCCW(xpos-1, ypos) {
xpos--
blocklogic.rotateCCW()
sound.blockrotatedrop()
sound.blockrotate()
}
else if blocklogic.canRotateCCW(xpos+1, ypos) {
xpos++
blocklogic.rotateCCW()
sound.blockrotatedrop()
sound.blockrotate()
}
drawBlock(xpos, ypos, 160)
}
@ -140,17 +135,17 @@ waitkey:
drawBlock(xpos, ypos, 32)
if blocklogic.canRotateCW(xpos, ypos) {
blocklogic.rotateCW()
sound.blockrotatedrop()
sound.blockrotate()
}
else if blocklogic.canRotateCW(xpos-1, ypos) {
xpos--
blocklogic.rotateCW()
sound.blockrotatedrop()
sound.blockrotate()
}
else if blocklogic.canRotateCW(xpos+1, ypos) {
xpos++
blocklogic.rotateCW()
sound.blockrotatedrop()
sound.blockrotate()
}
drawBlock(xpos, ypos, 160)
}
@ -170,6 +165,7 @@ waitkey:
}
}
if num_lines {
sound.lineclear()
c64.TIME_LO=0
while c64.TIME_LO<20 {
; slight delay to flash the line
@ -228,7 +224,6 @@ waitkey:
}
sub spawnNextBlock() {
sound.blockmove()
c64.TIME_LO = 0
blocklogic.newCurrentBlock(nextBlock)
nextBlock = (rnd() + c64.RASTER) % 7
@ -521,22 +516,46 @@ waitkey:
~ sound {
sub init() {
; todo
c64.MVOL = 15
}
sub blockmove() {
; todo soft click
sub blockrotate() {
; soft click
c64.MVOL = 5
c64.AD1 = %00100010
c64.SR1 = %00000000
c64.FREQ1 = 15600
c64.CR1 = %10000000
c64.CR1 = %10000001
}
sub blockrotatedrop() {
; todo swish
sub blockdrop() {
; swish
c64.MVOL = 5
c64.AD1 = %01010111
c64.SR1 = %00000000
c64.FREQ1 = 4600
c64.CR1 = %10000000
c64.CR1 = %10000001
}
sub lineclear() {
; todo explosion like
; explosion
c64.MVOL = 15
c64.AD1 = %01100110
c64.SR1 = %00000000
c64.FREQ1 = 1600
c64.CR1 = %10000000
c64.CR1 = %10000001
}
sub gameover() {
; todo buzz?
; buzz
c64.MVOL = 15
c64.FREQ2 = 600
c64.AD2 = %00111010
c64.SR2 = %00000000
c64.CR2 = %00110000
c64.CR2 = %00110001
}
}