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Assign color palettes

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This commit is contained in:
Vincent Mistler
2022-12-12 17:40:55 +01:00
parent 32937a80a1
commit 0226b24c7b
2 changed files with 1370 additions and 187 deletions
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inc/gbcolors.h
+1324
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File diff suppressed because it is too large Load Diff
src/main.c
+45 -186
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@@ -60,6 +60,7 @@
#include "peanut_gb.h"
#include "mk_ili9225.h"
#include "i2s.h"
#include "gbcolors.h"
/* GPIO Connections. */
#define GPIO_UP 2
@@ -99,11 +100,7 @@ extern const unsigned char rom[];
unsigned char rom_bank0[16384];
static uint8_t ram[32768];
static int lcd_line_busy = 0;
static uint16_t palette[3][4] = {
{ 0xFFFF, 0x651F, 0x001F, 0x0000 },
{ 0xFFFF, 0xFC10, 0x89C7, 0x0000 },
{ 0xFFFF, 0x651F, 0x001F, 0x0000 }
};
static palette_t palette; // Colour palette
/* Multicore command structure. */
union core_cmd {
@@ -199,7 +196,7 @@ void gb_cart_ram_write(struct gb_s *gb, const uint_fast32_t addr,
/**
* Ignore all errors.
*/
void gb_error(struct gb_s *gb, const enum gb_error_e gb_err, const uint16_t val)
void gb_error(struct gb_s *gb, const enum gb_error_e gb_err, const uint16_t addr)
{
#if 1
const char* gb_err_str[4] = {
@@ -208,188 +205,11 @@ void gb_error(struct gb_s *gb, const enum gb_error_e gb_err, const uint16_t val)
"INVALID READ",
"INVALID WRITE"
};
printf("Error %d occurred: %s\n. Abort.\n",
gb_err,
gb_err >= GB_INVALID_MAX ?
gb_err_str[0] : gb_err_str[gb_err]);
printf("Error %d occurred: %s at %04X\n.\n", gb_err, gb_err_str[gb_err], addr);
// abort();
#endif
}
/**
* Automatically assigns a colour palette to the game using a given game
* checksum.
* TODO: Not all checksums are programmed in yet because I'm lazy.
*/
void auto_assign_palette(uint16_t selected_palette[3][4], uint8_t game_checksum)
{
size_t palette_bytes = 3 * 4 * sizeof(uint16_t);
switch(game_checksum)
{
/* Balloon Kid and Tetris Blast */
case 0x71:
case 0xFF:
{
const uint16_t palette[3][4] =
{
{ 0x7FFF, 0x7E60, 0x7C00, 0x0000 }, /* OBJ0 */
{ 0x7FFF, 0x7E60, 0x7C00, 0x0000 }, /* OBJ1 */
{ 0x7FFF, 0x7E60, 0x7C00, 0x0000 } /* BG */
};
break;
}
/* Pokemon Yellow and Tetris */
case 0x15:
case 0xDB:
case 0x95: /* Not officially */
{
const uint16_t palette[3][4] =
{
{ 0x7FFF, 0x7FE0, 0x7C00, 0x0000 }, /* OBJ0 */
{ 0x7FFF, 0x7FE0, 0x7C00, 0x0000 }, /* OBJ1 */
{ 0x7FFF, 0x7FE0, 0x7C00, 0x0000 } /* BG */
};
memcpy(selected_palette, palette, palette_bytes);
break;
}
/* Donkey Kong */
case 0x19:
{
const uint16_t palette[3][4] =
{
{ 0x7FFF, 0x7E10, 0x48E7, 0x0000 }, /* OBJ0 */
{ 0x7FFF, 0x7E10, 0x48E7, 0x0000 }, /* OBJ1 */
{ 0x7FFF, 0x7E60, 0x7C00, 0x0000 } /* BG */
};
memcpy(selected_palette, palette, palette_bytes);
break;
}
/* Pokemon Blue */
case 0x61:
case 0x45:
/* Pokemon Blue Star */
case 0xD8:
{
const uint16_t palette[3][4] =
{
{ 0x7FFF, 0x7E10, 0x48E7, 0x0000 }, /* OBJ0 */
{ 0x7FFF, 0x329F, 0x001F, 0x0000 }, /* OBJ1 */
{ 0x7FFF, 0x329F, 0x001F, 0x0000 } /* BG */
};
memcpy(selected_palette, palette, palette_bytes);
break;
}
/* Pokemon Red */
case 0x14:
{
const uint16_t palette[3][4] =
{
{ 0x7FFF, 0x3FE6, 0x0200, 0x0000 }, /* OBJ0 */
{ 0x7FFF, 0x7E10, 0x48E7, 0x0000 }, /* OBJ1 */
{ 0x7FFF, 0x7E10, 0x48E7, 0x0000 } /* BG */
};
memcpy(selected_palette, palette, palette_bytes);
break;
}
/* Pokemon Red Star */
case 0x8B:
{
const uint16_t palette[3][4] =
{
{ 0x7FFF, 0x7E10, 0x48E7, 0x0000 }, /* OBJ0 */
{ 0x7FFF, 0x329F, 0x001F, 0x0000 }, /* OBJ1 */
{ 0x7FFF, 0x3FE6, 0x0200, 0x0000 } /* BG */
};
memcpy(selected_palette, palette, palette_bytes);
break;
}
/* Kirby */
case 0x27:
case 0x49:
case 0x5C:
case 0xB3:
{
const uint16_t palette[3][4] =
{
{ 0x7D8A, 0x6800, 0x3000, 0x0000 }, /* OBJ0 */
{ 0x001F, 0x7FFF, 0x7FEF, 0x021F }, /* OBJ1 */
{ 0x527F, 0x7FE0, 0x0180, 0x0000 } /* BG */
};
memcpy(selected_palette, palette, palette_bytes);
break;
}
/* Donkey Kong Land [1/2/III] */
case 0x18:
case 0x6A:
case 0x4B:
case 0x6B:
{
const uint16_t palette[3][4] =
{
{ 0x7F08, 0x7F40, 0x48E0, 0x2400 }, /* OBJ0 */
{ 0x7FFF, 0x2EFF, 0x7C00, 0x001F }, /* OBJ1 */
{ 0x7FFF, 0x463B, 0x2951, 0x0000 } /* BG */
};
memcpy(selected_palette, palette, palette_bytes);
break;
}
/* Link's Awakening */
case 0x70:
{
const uint16_t palette[3][4] =
{
{ 0x7FFF, 0x03E0, 0x1A00, 0x0120 }, /* OBJ0 */
{ 0x7FFF, 0x329F, 0x001F, 0x001F }, /* OBJ1 */
{ 0x7FFF, 0x7E10, 0x48E7, 0x0000 } /* BG */
};
memcpy(selected_palette, palette, palette_bytes);
break;
}
/* Mega Man [1/2/3] & others I don't care about. */
case 0x01:
case 0x10:
case 0x29:
case 0x52:
case 0x5D:
case 0x68:
case 0x6D:
case 0xF6:
{
const uint16_t palette[3][4] =
{
{ 0x7FFF, 0x329F, 0x001F, 0x0000 }, /* OBJ0 */
{ 0x7FFF, 0x3FE6, 0x0200, 0x0000 }, /* OBJ1 */
{ 0x7FFF, 0x7EAC, 0x40C0, 0x0000 } /* BG */
};
memcpy(selected_palette, palette, palette_bytes);
break;
}
default:
{
const uint16_t palette[3][4] =
{
{ 0x7FFF, 0x5294, 0x294A, 0x0000 },
{ 0x7FFF, 0x5294, 0x294A, 0x0000 },
{ 0x7FFF, 0x5294, 0x294A, 0x0000 }
};
printf("No palette found for 0x%02X.\n", game_checksum);
memcpy(selected_palette, palette, palette_bytes);
}
}
}
void core1_irq_dma_lcd_end_transfer(void)
{
mk_ili9225_write_pixels_end();
@@ -674,7 +494,46 @@ int main(void)
putstdio("AUDIO ");
#endif
auto_assign_palette(palette, gb_colour_hash(&gb));
/* Update buttons state */
gb.direct.joypad_bits.up=gpio_get(GPIO_UP);
gb.direct.joypad_bits.down=gpio_get(GPIO_DOWN);
gb.direct.joypad_bits.left=gpio_get(GPIO_LEFT);
gb.direct.joypad_bits.right=gpio_get(GPIO_RIGHT);
gb.direct.joypad_bits.a=gpio_get(GPIO_A);
gb.direct.joypad_bits.b=gpio_get(GPIO_B);
gb.direct.joypad_bits.select=gpio_get(GPIO_SELECT);
gb.direct.joypad_bits.start=gpio_get(GPIO_START);
/* manually assign a palette with button combo */
if(!gb.direct.joypad_bits.right) {
get_colour_palette(palette,0x05,0x00); /* Right */
} else if(!gb.direct.joypad_bits.a && !gb.direct.joypad_bits.down) {
get_colour_palette(palette,0x07,0x00); /* A + Down */
} else if(!gb.direct.joypad_bits.up) {
get_colour_palette(palette,0x12,0x00); /* Up */
} else if(!gb.direct.joypad_bits.b && !gb.direct.joypad_bits.right) {
get_colour_palette(palette,0x13,0x00); /* B + Right */
} else if(!gb.direct.joypad_bits.b && !gb.direct.joypad_bits.left) {
get_colour_palette(palette,0x16,0x00); /* B + Left (Game Boy Pocket Palette, shades of gray) */
} else if(!gb.direct.joypad_bits.down) {
get_colour_palette(palette,0x17,0x00); /* Down */
} else if(!gb.direct.joypad_bits.b && !gb.direct.joypad_bits.up) {
get_colour_palette(palette,0x19,0x03); /* B + Up */
} else if(!gb.direct.joypad_bits.a && !gb.direct.joypad_bits.right) {
get_colour_palette(palette,0x1C,0x03); /* A + Right */
} else if(!gb.direct.joypad_bits.a && !gb.direct.joypad_bits.left) {
get_colour_palette(palette,0x0D,0x05); /* A + Left */
} else if(!gb.direct.joypad_bits.a && !gb.direct.joypad_bits.up) {
get_colour_palette(palette,0x10,0x05); /* A + Up */
} else if(!gb.direct.joypad_bits.left) {
get_colour_palette(palette,0x18,0x05); /* Left */
} else if(!gb.direct.joypad_bits.b && !gb.direct.joypad_bits.down) {
get_colour_palette(palette,0x1A,0x05); /* B + Down */
} else {
/* Automatically assign a colour palette to the game */
char rom_title[16];
auto_assign_palette(palette, gb_colour_hash(&gb),gb_get_rom_name(&gb,rom_title));
}
putstdio("\n> ");
uint_fast32_t frames = 0;
@@ -693,7 +552,6 @@ int main(void)
frames++;
#if ENABLE_SOUND
audio_callback(NULL, stream, AUDIO_BUFFER_SIZE_BYTES);
// i2s_write(&i2s_config,stream,AUDIO_SAMPLES);
i2s_dma_write(&i2s_config, stream);
#endif
@@ -809,6 +667,7 @@ int main(void)
}
case 'z':
case 'w':
{
gb.direct.joypad_bits.a = 0;
break;