mirror of
https://gitlab.com/camelot/kickc.git
synced 2024-11-16 21:07:56 +00:00
- kbhit() test is working and returns a character.
- fine tuned the veralayers.c demonstration program. - fine tuned clearline(), which will clear the current line of conio_cursor_y and reposition x at the start of the line.
This commit is contained in:
FlightControl
parent
9fd668bba5
commit
cdf564574a
124
src/main/fragment/cache/fragment-cache-wdc65c02.asm
vendored
124
src/main/fragment/cache/fragment-cache-wdc65c02.asm
vendored
@ -2191,3 +2191,127 @@ sta {c1}
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tya
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and {c1}
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sta {c1}
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//FRAGMENT vbuz1=_bnot_vbuz2
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lda {z2}
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eor #$ff
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sta {z1}
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//FRAGMENT vbuz1=_bnot_vbuaa
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eor #$ff
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sta {z1}
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//FRAGMENT vbuz1=_bnot_vbuxx
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txa
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eor #$ff
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sta {z1}
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//FRAGMENT vbuz1=_bnot_vbuyy
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tya
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eor #$ff
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sta {z1}
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//FRAGMENT vbuaa=_bnot_vbuz1
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lda {z1}
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eor #$ff
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//FRAGMENT vbuaa=_bnot_vbuaa
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eor #$ff
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//FRAGMENT vbuaa=_bnot_vbuxx
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txa
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eor #$ff
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//FRAGMENT vbuaa=_bnot_vbuyy
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tya
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eor #$ff
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//FRAGMENT vbuxx=_bnot_vbuz1
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lda {z1}
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eor #$ff
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tax
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//FRAGMENT vbuxx=_bnot_vbuaa
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eor #$ff
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tax
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//FRAGMENT vbuxx=_bnot_vbuxx
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txa
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eor #$ff
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tax
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//FRAGMENT vbuxx=_bnot_vbuyy
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tya
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eor #$ff
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tax
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//FRAGMENT vbuyy=_bnot_vbuz1
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lda {z1}
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eor #$ff
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tay
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//FRAGMENT vbuyy=_bnot_vbuaa
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eor #$ff
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tay
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//FRAGMENT vbuyy=_bnot_vbuxx
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txa
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eor #$ff
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tay
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//FRAGMENT vbuyy=_bnot_vbuyy
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tya
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eor #$ff
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tay
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//FRAGMENT vbuc1_lt_vbuz1_then_la1
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lda #{c1}
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cmp {z1}
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bcc {la1}
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//FRAGMENT vbuz1=pbuz2_derefidx_vbuz3
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ldy {z3}
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lda ({z2}),y
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sta {z1}
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//FRAGMENT vbuaa=pbuz1_derefidx_vbuz2
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ldy {z2}
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lda ({z1}),y
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//FRAGMENT vbuxx=pbuz1_derefidx_vbuz2
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ldy {z2}
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lda ({z1}),y
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tax
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//FRAGMENT vbuyy=pbuz1_derefidx_vbuz2
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ldy {z2}
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lda ({z1}),y
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tay
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//FRAGMENT vbuz1=pbuz2_derefidx_vbuaa
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tay
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lda ({z2}),y
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sta {z1}
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//FRAGMENT vbuaa=pbuz1_derefidx_vbuaa
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tay
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lda ({z1}),y
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//FRAGMENT vbuxx=pbuz1_derefidx_vbuaa
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tay
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lda ({z1}),y
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tax
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//FRAGMENT vbuyy=pbuz1_derefidx_vbuaa
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tay
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lda ({z1}),y
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tay
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//FRAGMENT vbuz1=pbuz2_derefidx_vbuxx
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txa
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tay
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lda ({z2}),y
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sta {z1}
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//FRAGMENT vbuaa=pbuz1_derefidx_vbuxx
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txa
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tay
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lda ({z1}),y
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//FRAGMENT vbuxx=pbuz1_derefidx_vbuxx
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txa
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tay
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lda ({z1}),y
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tax
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//FRAGMENT vbuyy=pbuz1_derefidx_vbuxx
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txa
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tay
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lda ({z1}),y
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tay
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//FRAGMENT vbuz1=pbuz2_derefidx_vbuyy
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lda ({z2}),y
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sta {z1}
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//FRAGMENT vbuaa=pbuz1_derefidx_vbuyy
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lda ({z1}),y
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//FRAGMENT vbuxx=pbuz1_derefidx_vbuyy
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lda ({z1}),y
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tax
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//FRAGMENT vbuyy=pbuz1_derefidx_vbuyy
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lda ({z1}),y
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tay
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//FRAGMENT vwuz1=_word_vbuaa
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sta {z1}
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lda #0
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sta {z1}+1
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@ -45,12 +45,46 @@ void conio_x16_init() {
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// Return true if there's a key waiting, return false if not
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unsigned char kbhit(void) {
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// CIA#1 Port A: keyboard matrix columns and joystick #2
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char* const CIA1_PORT_A = 0xdc00;
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// CIA#1 Port B: keyboard matrix rows and joystick #1.
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char* const CIA1_PORT_B = 0xdc01;
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*CIA1_PORT_A = 0;
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return ~*CIA1_PORT_B;
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char ch = 0;
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char* chptr = &ch;
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char* IN_DEV = $028A; // Current input device number
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char* GETIN = $FFE4; // CBM GETIN API
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kickasm(uses chptr, uses IN_DEV, uses GETIN) {{
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jsr _kbhit
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bne L3
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jmp continue1
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.var via1 = $9f60 //VIA#1
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.var d1pra = via1+1
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_kbhit:
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ldy d1pra // The count of keys pressed is stored in RAM bank 0.
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stz d1pra // Set d1pra to zero to access RAM bank 0.
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lda $A00A // Get number of characters from this address in the ROM of the CX16 (ROM 38).
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sty d1pra // Set d1pra to previous value.
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rts
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L3:
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ldy IN_DEV // Save current input device
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stz IN_DEV // Keyboard
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phy
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jsr GETIN // Read char, and return in .A
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ply
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sta chptr // Store the character read in ch
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sty IN_DEV // Restore input device
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ldx #>$0000
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rts
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continue1:
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nop
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}}
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return ch;
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}
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// Set the color for the background. The old color setting is returned.
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@ -283,10 +317,12 @@ void cputln() {
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void clearline() {
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// Select DATA0
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unsigned byte* conio_addr = CONIO_SCREEN_TEXT;
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conio_addr += conio_cursor_y*256;
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*VERA_CTRL &= ~VERA_ADDRSEL;
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// Set address
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*VERA_ADDRX_L = <conio_line_text;
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*VERA_ADDRX_M = >conio_line_text;
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*VERA_ADDRX_L = <conio_addr;
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*VERA_ADDRX_M = >conio_addr;
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*VERA_ADDRX_H = VERA_INC_1;
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char color = ( conio_backcolor << 4 ) | conio_textcolor;
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for( unsigned int c=0;c<CONIO_WIDTH; c++ ) {
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@ -294,6 +330,7 @@ void clearline() {
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*VERA_DATA0 = ' ';
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*VERA_DATA0 = color;
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}
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conio_cursor_x = 0;
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}
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// Insert a new line, and scroll the lower part of the screen down.
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@ -1,53 +1,99 @@
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#include <printf.h>
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void main() {
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textcolor(BLUE);
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textcolor(WHITE);
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backcolor(BLACK);
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clrscr();
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// This statement sets the base of the display layer 1 at VRAM address 0x0200
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setscreenlayermapbase(0,0x20);
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screenlayer(0);
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clrscr();
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screenlayer(1);
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gotoxy(0,0);
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gotoxy(0,16);
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textcolor(RED);
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unsigned int width = screensizex();
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unsigned int height = screensizey();
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printf("vera card width = %u; height = %u\n", width, height);
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printf("dc video = %x\n", *VERA_DC_VIDEO);
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printf("vera card layer 0 enabled = %x\n", screenlayerenabled(0));
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printf("vera card mapbase layer 0 = %x\n", getscreenlayermapbase(0));
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printf("l0 config = %x\n", *VERA_L0_CONFIG);
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printf("l0 tilebase = %x\n", *VERA_L0_TILEBASE);
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printf("l0 vscroll l = %x\n", *VERA_L0_HSCROLL_L);
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printf("l0 vscroll h = %x\n", *VERA_L0_HSCROLL_H);
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printf("vera card layer 1 enabled = %x\n", screenlayerenabled(1));
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printf("vera card mapbase layer 1 = %x\n", getscreenlayermapbase(1));
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printf("l1 config = %x\n", *VERA_L1_CONFIG);
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printf("l1 tilebase = %x\n", *VERA_L1_TILEBASE);
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printf("l1 vscroll l = %x\n", *VERA_L1_HSCROLL_L);
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printf("l1 vscroll h = %x\n", *VERA_L1_HSCROLL_H);
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textcolor(BLUE);
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//disablescreenlayer1();
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screenlayerenable(0);
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printf("dc video = %x\n", *VERA_DC_VIDEO);
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printf("vera card layer 0 enabled = %x\n", screenlayerenabled(0));
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printf("vera card layer 1 enabled = %x\n", screenlayerenabled(1));
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printf("vera card mapbase layer 0 = %x\n", getscreenlayermapbase(0));
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printf("vera card mapbase layer 1 = %x\n", getscreenlayermapbase(1));
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printf("vera card mapbase layer 1 = %x\n", getscreenlayermapbase(1));
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screenlayer(0);
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gotoxy(0,0);
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textcolor(GREEN);
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printf("this program demonstrates the layer functionality in text mode.\n");
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// Here we use the screensizex and screensizey functions to show the width and height of the text screen.
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printf("vera card width = %u; height = %u\n", screensizex(), screensizey());
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// This is the content of the main controller registers of the VERA of layer 1.
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// Layer 1 is the default layer that is activated in the CX16 at startup.
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// It displays the characters in 1BPP 16x16 color mode!
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printf("vera dc video = %x\n", *VERA_DC_VIDEO);
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printf("vera layer 1 config = %x\n", *VERA_L1_CONFIG);
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printf("vera layer 1 enabled = %x\n", screenlayerenabled(1));
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printf("vera layer 1 mapbase = %x, tilebase = %x\n", getscreenlayermapbase(1), *VERA_L1_TILEBASE);
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printf("vera layer 1 vscroll high = %x, low = %x\n", *VERA_L1_HSCROLL_H, *VERA_L1_HSCROLL_L);
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// Wait for a keypress and after clear the line!
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textcolor(YELLOW);
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printf("press a key");
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while(!kbhit());
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clearline();
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// Now we continue with demonstrating the layering!
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// We set the mapbase of layer 0 to an address in VRAM.
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// We copy the tilebase address from layer 1, so that we reference to the same tilebase.
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// We print a text on layer 0, which of course, won't yet be displayed,
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// because we haven't activated layer 0 on the VERA.
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// But the text will be printed and awaiting to be displayer later, once we activate layer 0!
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// But first, we also print the layer 0 VERA configuration.
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// This statement sets the base of the display layer 1 at VRAM address 0x0200
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setscreenlayermapbase(0,0x20); // Set the map base to address 0x04000
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*VERA_L0_CONFIG = *VERA_L1_CONFIG;
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*VERA_L0_TILEBASE = *VERA_L1_TILEBASE;
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printf("this is printed on layer 0");
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//screenlayerdisable(0);
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printf("vera dc video = %x\n", *VERA_DC_VIDEO);
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printf("vera layer 0 config = %x\n", *VERA_L0_CONFIG);
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printf("vera layer 0 enabled = %x\n", screenlayerenabled(0));
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printf("vera layer 0 mapbase = %x, tilebase = %x\n", getscreenlayermapbase(0), *VERA_L0_TILEBASE);
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printf("vera layer 0 vscroll high = %x, low = %x\n", *VERA_L0_HSCROLL_H, *VERA_L0_HSCROLL_L);
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// Now we print the layer 0 text on the layer 0!
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screenlayer(0); // We set conio to output to layer 0 instead of layer 1!
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clrscr(); // We clear the screen of layer 0!
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textcolor(BLUE);
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backcolor(WHITE);
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gotoxy(19,4);
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printf(" ");
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gotoxy(19,5);
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printf(" this is printed on layer 0 !!! ");
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gotoxy(19,6);
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printf(" ");
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gotoxy(0,40);
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screenlayer(1); // Now we ask conio again to output to layer 1!
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// Wait for a keypress and after clear the line!
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textcolor(YELLOW);
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backcolor(BLACK);
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printf("press a key to show layer 0 and show the text!");
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while(!kbhit());
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clearline();
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// Now we activate layer 0.
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screenlayerenable(0);
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// Wait for a keypress and after clear the line!
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textcolor(YELLOW);
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backcolor(BLACK);
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printf("press a key to hide layer 0 and hide the text again");
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while(!kbhit());
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clearline();
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screenlayerdisable(0);
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clrscr();
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textcolor(RED);
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backcolor(WHITE);
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gotoxy(19,10);
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printf(" ");
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gotoxy(19,11);
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printf(" analyze the code and learn! ");
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gotoxy(19,12);
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printf(" ");
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}
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