Differences

This shows you the differences between two versions of the page.

--- base:exomizer_making_custom_oldschool_decrunch_effects [2021-06-11 14:33] – created richard
+++ base:exomizer_making_custom_oldschool_decrunch_effects [2021-06-11 16:03] – Made a minor mistake richard
@@ Line 3: / Line 3: @@
 You may have remembered back in the 1980's / 1990's C64 scene groups liked to present their own productions by adding a de-crunch 1-liner to your own programs. A lot of these were made in Cruel Crunch or Power Crunch. Nowadays, for speed and efficiency the majority of us have moved to cross-platform coding. We know how much of a boring process crunching has been. Some of us still miss the decrunch text method.
-Exomizer has a custom de-crunch effect routine, when using SFX mode. Its default effect is a flashing character at the bottom right of the screen. There are possibilities of customizing exomizer to do really cool de-crunch effects based on the old packers/crunchers you may have used. For example, here is an example of the [b]Speed Packer V1.1[/b] decrunch sound:
+Exomizer has a custom de-crunch effect routine, when using SFX mode. Its default effect is a flashing character at the bottom right of the screen. There are possibilities of customizing exomizer to do really cool de-crunch effects based on the old packers/crunchers you may have used. For example, here is an example of the ** Speed Packer V1.1 ** decrunch sound:
-** exomizer sfx $4245 rayfish.prg -o rayfish.prg -s "lda #$00 sta $fb" -x "lda $fb eor #$01 sta $fb beq skip inc $d418 skip:" ** (replace with $d020 if you want thick multicolour bars instead of strange noises);
+** exomizer sfx $4245 rayfish.prg -o rayfish.prg -s "lda #$00 sta $fb" -x "lda $fb eor #$01 sta $fb beq skip inc $d418 skip:" **
+(replace with $d020 if you want thick multicolour bars instead of strange noises);
 ==== Adding Decrunch text to Exomizer SFX ====
@@ Line 18: / Line 19: @@
 <code>
 !to "rayfishcomplete.prg",cbm
@@ Line 23: / Line 25: @@
 *=$0801
 !bin "rayfish+.prg",,2
+;Black the screen
 lda #0
 sta $d020
 sta $d021
+;-------------------------------
 ldx #$00  ;If using KERNAL RAM,
 clrscrn   ;simply use JSR $E544
-lda #$20
+lda #$20  ;instead of this
 sta $0400,x
 sta $0500,x
@@ Line 35: / Line 40: @@
 inx
 bne clrscrn
+;--------------------------------
+;The decrunch text output routine
 ldx #decrunchtextend-decrunchtext
 maketext
@@ Line 43: / Line 52: @@
 dex
 bpl maketext
+;Always terminate with an RTS
 rts
-!ct scr
+!ct scr ;If using C64 studio
+;The decrunch text
 decrunchtext
 !text "-bringing the new dimension to your c64-"
 decrunchtextend
 </code>