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Integrate the new dialog module for the VDP

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hkz 2025-10-12 21:12:24 +02:00
commit dd0e5ce53d
4 changed files with 73 additions and 42 deletions
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4
Makefile
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@ -36,8 +36,8 @@ DEMO_C_SRCS = demo_main.c input.c utility.c game_hgr_graphics_demo.c hgr_line_da
VDPIN_ASM_SRCS = tk2k_startup_module.s preserve_zero_pages.s vdp.s vdp_utils.s vdp_init.s
VDPIN_C_SRCS = vdpin_main.c utility.c
VDDLG_ASM_SRCS = tk2k_startup_module.s preserve_zero_pages.s sound.s
VDDLG_C_SRCS = vddlg_main.c input.c utility.c game_hgr_graphics.c hgr_line_data.c
VDDLG_ASM_SRCS = tk2k_startup_module.s preserve_zero_pages.s sound.s vdp.s vdp_utils.s game_vdp_graphics.s
VDDLG_C_SRCS = vddlg_main.c input.c utility.c
# Object files
MASTER_OBJS = $(MASTER_ASM_SRCS:%.s=%.o) $(MASTER_C_SRCS:%.c=%.o)

14
src/utility.c
View file

@ -3,6 +3,20 @@
#include "mem_registers.h"
#include "monitor_subroutines.h"
void decbuf_to_ascii(uint8_t len, uint8_t *buf) {
for(uint8_t idx = 0; idx < len; idx++) {
buf[idx] += 0x30;
}
// Swap the order in the array
uint8_t tmp;
for(uint8_t idx = 0; idx < len/2; idx++) {
tmp = buf[idx];
buf[idx] = buf[(len - 1) - idx];
buf[(len - 1) - idx] = tmp;
}
}
void num_to_decbuf(uint16_t n, uint8_t len, uint8_t *buf) {
for(uint8_t idx = 0; idx < len; idx++) {
buf[idx] = n % 10;

69
src/utility.h
View file

@ -1,34 +1,35 @@
#ifndef _UTILITY_HEADER_
#define _UTILITY_HEADER_
#include <stdint.h>
#define SCREEN_HEIGHT 192
#define SCREEN_WIDTH_BYTES 128
#define BYTES_PER_LINE 40
#define PEEKZ(a) (*(volatile uint8_t* __attribute__((zpage)))(a))
#define POKEZ(a, b) ((*(volatile uint8_t* __attribute__((zpage)))(a)) = b)
#define PEEK(a) (*(volatile uint8_t*)(a))
#define POKE(a, b) ((*(volatile uint8_t*)(a)) = b)
#define PEEKW(a) (*(volatile uint16_t*)(a))
#define POKEW(a, b) ((*(volatile uint16_t*)(a)) = b)
#define ARRAY_SIZE(x) (sizeof(x)/sizeof((x)[0]))
// 0x356 - 0x357 actually fall inside the
// decoding table for DISK II sector reading,
// but they're unused bytes! So we can use them
// to store the lfsr_update
#define LFSR_REGISTER_ADDRESS 0x0356
void num_to_decbuf(uint16_t n, uint8_t len, uint8_t *buf);
uint8_t bit_reverse(uint8_t b);
uint8_t bit_count(uint8_t b);
void lfsr_init(uint16_t reg);
uint16_t lfsr_update(void);
uint8_t calculate_crc8(uint8_t* data, uint8_t len);
#endif /* _UTILITY_HEADER_ */
#ifndef _UTILITY_HEADER_
#define _UTILITY_HEADER_
#include <stdint.h>
#define SCREEN_HEIGHT 192
#define SCREEN_WIDTH_BYTES 128
#define BYTES_PER_LINE 40
#define PEEKZ(a) (*(volatile uint8_t* __attribute__((zpage)))(a))
#define POKEZ(a, b) ((*(volatile uint8_t* __attribute__((zpage)))(a)) = b)
#define PEEK(a) (*(volatile uint8_t*)(a))
#define POKE(a, b) ((*(volatile uint8_t*)(a)) = b)
#define PEEKW(a) (*(volatile uint16_t*)(a))
#define POKEW(a, b) ((*(volatile uint16_t*)(a)) = b)
#define ARRAY_SIZE(x) (sizeof(x)/sizeof((x)[0]))
// 0x356 - 0x357 actually fall inside the
// decoding table for DISK II sector reading,
// but they're unused bytes! So we can use them
// to store the lfsr_update
#define LFSR_REGISTER_ADDRESS 0x0356
void decbuf_to_ascii(uint8_t len, uint8_t *buf);
void num_to_decbuf(uint16_t n, uint8_t len, uint8_t *buf);
uint8_t bit_reverse(uint8_t b);
uint8_t bit_count(uint8_t b);
void lfsr_init(uint16_t reg);
uint16_t lfsr_update(void);
uint8_t calculate_crc8(uint8_t* data, uint8_t len);
#endif /* _UTILITY_HEADER_ */

28
src/vddlg_main.c
View file

@ -3,7 +3,8 @@
#include <calypsi/intrinsics6502.h>
#include "game_hgr_graphics.h"
#include "vdp_utils.h"
#include "game_vdp_graphics.h"
#include "monitor_subroutines.h"
#include "utility.h"
#include "mem_map.h"
@ -21,6 +22,7 @@
static state_page_data* state_page = (state_page_data*)STATE_PAGE;
static shared_page_data *shared_page = (shared_page_data*)SHARED_PAGE;
static uint8_t score_buf[7] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
#define WAIT_COUNTER_END 0xFFFF
@ -29,21 +31,35 @@ void main(void) {
dlog_data *dld = (dlog_data *)(shared_page->module_data);
game_data *gad = (game_data *)(shared_page->module_data);
// Make sure the buffers are pointing to the correct memory
initialize_display_buffers();
__disable_interrupts(); // Make sure the interrupts are disabled
num_to_decbuf(state_page->hi_score, 6, score_buf);
decbuf_to_ascii(6, score_buf);
vdp_clear_dialog();
vdp_switch_nt(1); // Make sure VDP shows the correct dialog nametable
vdp_print_string(1, 6, 10, "Current High-Score :");
vdp_print_string(1, 13, 12, (char*)score_buf);
vdp_print_string(1, 5, 15, "Press any key to START");
vdp_print_string(1, 1, 23, "hkz@social.chinwag.org");
vdp_print_string(1, 27, 23, "2025");
switch(dld->mode) {
case DLOG_MODE_WIN:
snd_festive();
ddraw_endgame_box(1, dld->score, state_page->hi_score);
//ddraw_endgame_box(1, dld->score, state_page->hi_score);
vdp_print_string(1, 11, 8, "YOU WIN!!!");
break;
case DLOG_MODE_LOSE:
snd_sad_scale();
ddraw_endgame_box(-1, dld->score, state_page->hi_score);
//ddraw_endgame_box(-1, dld->score, state_page->hi_score);
vdp_print_string(1, 11, 8, "GAME OVER!");
break;
default:
case DLOG_MODE_START:
ddraw_endgame_box(0, dld->score, state_page->hi_score);
//ddraw_endgame_box(0, dld->score, state_page->hi_score);
vdp_print_string(1, 7, 8, "WELCOME TO TK2048!");
snd_start();
break;
};