gtia.c File Reference

#include "../ugbc.h"
#include <math.h>

Go to the source code of this file.

Functions
void	gtia_collision (Environment *_environment, char *_sprite_mask, char *_result)
void	gtia_hit (Environment *_environment, char *_sprite_mask, char *_result)
void	gtia_border_color (Environment *_environment, int _border_color)
	GTIA: emit code to change border color
void	gtia_border_color_vars (Environment *_environment, char *_border_color)
void	gtia_background_color (Environment *_environment, int _index, int _background_color)
	GTIA: emit code to change background color
void	gtia_background_color_vars (Environment *_environment, char *_index, char *_background_color)
	GTIA: emit code to change background color
void	gtia_background_color_semivars (Environment *_environment, int _index, char *_background_color)
	GTIA: emit code to change background color
void	gtia_background_color_get_vars (Environment *_environment, char *_index, char *_background_color)
	GTIA: emit code to change background color
void	gtia_sprite_common_color (Environment *_environment, char *_index, char *_common_color)
void	gtia_bank_select (Environment *_environment, int _bank)
void	console_calculate (Environment *_environment)
void	console_calculate_vars (Environment *_environment)
void	console_update_width_in_bytes (Environment *_environment)
int	gtia_screen_mode_enable (Environment *_environment, ScreenMode *_screen_mode)
void	gtia_bitmap_enable (Environment *_environment, int _width, int _height, int _colors)
void	gtia_bitmap_disable (Environment *_environment)
void	gtia_tilemap_enable (Environment *_environment, int _width, int _height, int _colors, int _tile_width, int _tile_height)
void	gtia_bitmap_at (Environment *_environment, char *_address)
void	gtia_colormap_at (Environment *_environment, char *_address)
void	gtia_textmap_at (Environment *_environment, char *_address)
void	gtia_pset_int (Environment *_environment, int _x, int _y, int *_c)
void	gtia_pset_vars (Environment *_environment, char *_x, char *_y, char *_c)
void	gtia_pget_color_vars (Environment *_environment, char *_x, char *_y, char *_result)
void	gtia_screen_on (Environment *_environment)
void	gtia_screen_off (Environment *_environment)
void	gtia_screen_rows (Environment *_environment, char *_rows)
void	gtia_screen_columns (Environment *_environment, char *_columns)
void	gtia_sprite_data_from (Environment *_environment, char *_sprite, char *_address)
void	gtia_sprite_data_set (Environment *_environment, char *_sprite, char *_address)
void	gtia_sprite_enable (Environment *_environment, char *_sprite)
void	gtia_sprite_disable (Environment *_environment, char *_sprite)
void	gtia_sprite_at (Environment *_environment, char *_sprite, char *_x, char *_y)
void	gtia_sprite_expand_vertical (Environment *_environment, char *_sprite)
void	gtia_sprite_expand_horizontal (Environment *_environment, char *_sprite)
void	gtia_sprite_compress_vertical (Environment *_environment, char *_sprite)
void	gtia_sprite_compress_horizontal (Environment *_environment, char *_sprite)
void	gtia_sprite_multicolor (Environment *_environment, char *_sprite)
void	gtia_sprite_monocolor (Environment *_environment, char *_sprite)
void	gtia_sprite_color (Environment *_environment, char *_sprite, char *_color)
void	gtia_sprite_priority (Environment *_environment, char *_sprite, char *_priority)
void	gtia_tiles_at (Environment *_environment, char *_address)
void	gtia_vertical_scroll (Environment *_environment, char *_displacement)
void	gtia_horizontal_scroll (Environment *_environment, char *_displacement)
void	gtia_busy_wait (Environment *_environment, char *_timing)
void	gtia_get_width (Environment *_environment, char *_result)
void	gtia_get_height (Environment *_environment, char *_result)
void	gtia_tiles_get (Environment *_environment, char *_result)
void	gtia_cls (Environment *_environment)
void	gtia_cls_box (Environment *_environment, char *_x1, char *_y1, char *_w, char *_h)
void	gtia_clear (Environment *_environment, char *_pattern)
void	gtia_scroll_text (Environment *_environment, int _direction, int _overlap)
void	gtia_text (Environment *_environment, char *_text, char *_text_size, int _raw)
void	gtia_initialization (Environment *_environment)
void	gtia_finalization (Environment *_environment)
void	gtia_hscroll_line (Environment *_environment, int _direction, int _overlap)
void	gtia_hscroll_screen (Environment *_environment, int _direction, int _overlap)
void	gtia_back (Environment *_environment)
void	gtia_cline (Environment *_environment, char *_characters)
int	gtia_image_size (Environment *_environment, int _width, int _height, int _mode)
Variable *	gtia_image_converter (Environment *_environment, char *_data, int _width, int _height, int _depth, int _offset_x, int _offset_y, int _frame_width, int _frame_height, int _mode, int _transparent_color, int _flags)
void	gtia_put_image (Environment *_environment, Resource *_image, char *_x, char *_y, char *_frame, char *_sequence, int _frame_size, int _frame_count, char *_flags)
void	gtia_put_tile (Environment *_environment, char *_tile, char *_x, char *_y)
void	gtia_move_tiles (Environment *_environment, char *_tile, char *_x, char *_y)
void	gtia_calculate_sequence_frame_offset (Environment *_environment, char *_offset, char *_sequence, char *_frame, int _frame_size, int _frame_count)
void	gtia_blit_image (Environment *_environment, char *_sources[], int _source_count, char *_blit, char *_x, char *_y, char *_frame, char *_sequence, int _frame_size, int _frame_count, int _flags)
void	gtia_put_tiles (Environment *_environment, char *_tile, char *_x, char *_y, char *_w, char *_h)
void	gtia_tile_at (Environment *_environment, char *_x, char *_y, char *_result)
void	gtia_use_tileset (Environment *_environment, char *_tileset)
void	gtia_wait_vbl (Environment *_environment, char *_raster_line)
Variable *	gtia_new_image (Environment *_environment, int _width, int _height, int _mode)
Variable *	gtia_new_images (Environment *_environment, int _frames, int _width, int _height, int _mode)
Variable *	gtia_new_sequence (Environment *_environment, int _sequences, int _frames, int _width, int _height, int _mode)
void	gtia_get_image (Environment *_environment, char *_image, char *_x, char *_y, char *_frame, char *_sequence, int _frame_size, int _frame_count, int _palette)
void	gtia_scroll (Environment *_environment, int _dx, int _dy)
Variable *	gtia_get_raster_line (Environment *_environment)
void	gtia_slice_image (Environment *_environment, char *_image, char *_frame, char *_sequence, int _frame_size, int _frame_count, char *_destination)
int	gtia_palette_extract (Environment *_environment, char *_data, int _width, int _height, int _depth, int _flags, RGBi *_palette)
void	gtia_flip_image (Environment *_environment, Resource *_image, char *_frame, char *_sequence, int _frame_size, int _frame_count, char *_direction)
void	gtia_fade (Environment *_environment, char *_ticks)
void	gtia_screen (Environment *_environment, char *_x, char *_y, char *_c)
void	gtia_flash_begin (Environment *_environment, char *_index, char *_register)
void	gtia_flash_register (Environment *_environment, char *_index, char *_timer, char *_color)
void	gtia_flash_end (Environment *_environment)
void	gtia_flash_off (Environment *_environment, char *_index)

Variables
int	lastUsedSlotInCommonPalette = 0

Function Documentation

console_calculate()

void console_calculate

(

Environment *

_environment

)

Definition at line 761 of file gtia.c.

console_calculate_vars()

void console_calculate_vars

(

Environment *

_environment

)

Definition at line 773 of file gtia.c.

console_update_width_in_bytes()

void console_update_width_in_bytes

(

Environment *

_environment

)

Definition at line 783 of file gtia.c.

gtia_back()

void gtia_back

(

Environment *

_environment

)

Definition at line 2293 of file gtia.c.

gtia_background_color()

void gtia_background_color	(	Environment *	_environment,
		int	_index,
		int	_background_color )

GTIA: emit code to change background color

This function can be used to issue code aimed at changing the background color of the screen.

Parameters

_environment	Current calling environment
_index	Index of the background color
_background_color	Background color to use

Definition at line 160 of file gtia.c.

gtia_background_color_get_vars()

void gtia_background_color_get_vars	(	Environment *	_environment,
		char *	_index,
		char *	_background_color )

GTIA: emit code to change background color

This function can be used to issue code aimed at changing the background color of the screen.

Parameters

_environment	Current calling environment
_index	Index of the background color
_background_color	Background color to use

Definition at line 583 of file gtia.c.

gtia_background_color_semivars()

void gtia_background_color_semivars	(	Environment *	_environment,
		int	_index,
		char *	_background_color )

GTIA: emit code to change background color

This function can be used to issue code aimed at changing the background color of the screen.

Parameters

_environment	Current calling environment
_index	Index of the background color
_background_color	Background color to use

Definition at line 436 of file gtia.c.

gtia_background_color_vars()

void gtia_background_color_vars	(	Environment *	_environment,
		char *	_index,
		char *	_background_color )

GTIA: emit code to change background color

This function can be used to issue code aimed at changing the background color of the screen.

Parameters

_environment	Current calling environment
_index	Index of the background color
_background_color	Background color to use

Definition at line 289 of file gtia.c.

gtia_bank_select()

void gtia_bank_select	(	Environment *	_environment,
		int	_bank )

Definition at line 720 of file gtia.c.

gtia_bitmap_at()

void gtia_bitmap_at	(	Environment *	_environment,
		char *	_address )

Definition at line 1700 of file gtia.c.

gtia_bitmap_disable()

void gtia_bitmap_disable

(

Environment *

_environment

)

Definition at line 1675 of file gtia.c.

gtia_bitmap_enable()

void gtia_bitmap_enable	(	Environment *	_environment,
		int	_width,
		int	_height,
		int	_colors )

Definition at line 1658 of file gtia.c.

gtia_blit_image()

void gtia_blit_image	(	Environment *	_environment,
		char *	_sources[],
		int	_source_count,
		char *	_blit,
		char *	_x,
		char *	_y,
		char *	_frame,
		char *	_sequence,
		int	_frame_size,
		int	_frame_count,
		int	_flags )

Definition at line 3556 of file gtia.c.

gtia_border_color()

void gtia_border_color	(	Environment *	_environment,
		int	_border_color )

GTIA: emit code to change border color

This function can be used to issue code aimed at changing the border color of the screen.

Parameters

_environment	Current calling environment
_border_color	Border color to use

Definition at line 94 of file gtia.c.

gtia_border_color_vars()

void gtia_border_color_vars	(	Environment *	_environment,
		char *	_border_color )

Definition at line 122 of file gtia.c.

gtia_busy_wait()

void gtia_busy_wait	(	Environment *	_environment,
		char *	_timing )

Definition at line 1887 of file gtia.c.

gtia_calculate_sequence_frame_offset()

void gtia_calculate_sequence_frame_offset	(	Environment *	_environment,
		char *	_offset,
		char *	_sequence,
		char *	_frame,
		int	_frame_size,
		int	_frame_count )

Definition at line 3464 of file gtia.c.

gtia_clear()

void gtia_clear	(	Environment *	_environment,
		char *	_pattern )

Definition at line 1967 of file gtia.c.

gtia_cline()

void gtia_cline	(	Environment *	_environment,
		char *	_characters )

Definition at line 2302 of file gtia.c.

gtia_cls()

void gtia_cls

(

Environment *

_environment

)

Definition at line 1937 of file gtia.c.

gtia_cls_box()

void gtia_cls_box	(	Environment *	_environment,
		char *	_x1,
		char *	_y1,
		char *	_w,
		char *	_h )

Definition at line 1947 of file gtia.c.

gtia_collision()

void gtia_collision	(	Environment *	_environment,
		char *	_sprite_mask,
		char *	_result )

Definition at line 77 of file gtia.c.

gtia_colormap_at()

void gtia_colormap_at	(	Environment *	_environment,
		char *	_address )

Definition at line 1704 of file gtia.c.

gtia_fade()

void gtia_fade	(	Environment *	_environment,
		char *	_ticks )

Definition at line 3883 of file gtia.c.

gtia_finalization()

void gtia_finalization

(

Environment *

_environment

)

Definition at line 2130 of file gtia.c.

gtia_flash_begin()

void gtia_flash_begin	(	Environment *	_environment,
		char *	_index,
		char *	_register )

Definition at line 3917 of file gtia.c.

gtia_flash_end()

void gtia_flash_end

(

Environment *

_environment

)

Definition at line 3952 of file gtia.c.

gtia_flash_off()

void gtia_flash_off	(	Environment *	_environment,
		char *	_index )

Definition at line 3960 of file gtia.c.

gtia_flash_register()

void gtia_flash_register	(	Environment *	_environment,
		char *	_index,
		char *	_timer,
		char *	_color )

Definition at line 3941 of file gtia.c.

gtia_flip_image()

void gtia_flip_image	(	Environment *	_environment,
		Resource *	_image,
		char *	_frame,
		char *	_sequence,
		int	_frame_size,
		int	_frame_count,
		char *	_direction )

Definition at line 3840 of file gtia.c.

gtia_get_height()

void gtia_get_height	(	Environment *	_environment,
		char *	_result )

Definition at line 1921 of file gtia.c.

gtia_get_image()

void gtia_get_image	(	Environment *	_environment,
		char *	_image,
		char *	_x,
		char *	_y,
		char *	_frame,
		char *	_sequence,
		int	_frame_size,
		int	_frame_count,
		int	_palette )

Definition at line 3771 of file gtia.c.

gtia_get_raster_line()

Variable * gtia_get_raster_line

(

Environment *

_environment

)

Definition at line 3811 of file gtia.c.

gtia_get_width()

void gtia_get_width	(	Environment *	_environment,
		char *	_result )

Definition at line 1912 of file gtia.c.

gtia_hit()

void gtia_hit	(	Environment *	_environment,
		char *	_sprite_mask,
		char *	_result )

Definition at line 81 of file gtia.c.

gtia_horizontal_scroll()

void gtia_horizontal_scroll	(	Environment *	_environment,
		char *	_displacement )

Definition at line 1879 of file gtia.c.

gtia_hscroll_line()

void gtia_hscroll_line	(	Environment *	_environment,
		int	_direction,
		int	_overlap )

Definition at line 2265 of file gtia.c.

gtia_hscroll_screen()

void gtia_hscroll_screen	(	Environment *	_environment,
		int	_direction,
		int	_overlap )

Definition at line 2281 of file gtia.c.

gtia_image_converter()

Variable * gtia_image_converter	(	Environment *	_environment,
		char *	_data,
		int	_width,
		int	_height,
		int	_depth,
		int	_offset_x,
		int	_offset_y,
		int	_frame_width,
		int	_frame_height,
		int	_mode,
		int	_transparent_color,
		int	_flags )

Definition at line 3045 of file gtia.c.

gtia_image_size()

int gtia_image_size	(	Environment *	_environment,
		int	_width,
		int	_height,
		int	_mode )

Definition at line 2328 of file gtia.c.

gtia_initialization()

void gtia_initialization

(

Environment *

_environment

)

Definition at line 2029 of file gtia.c.

gtia_move_tiles()

void gtia_move_tiles	(	Environment *	_environment,
		char *	_tile,
		char *	_x,
		char *	_y )

Definition at line 3422 of file gtia.c.

gtia_new_image()

Variable * gtia_new_image	(	Environment *	_environment,
		int	_width,
		int	_height,
		int	_mode )

Definition at line 3682 of file gtia.c.

gtia_new_images()

Variable * gtia_new_images	(	Environment *	_environment,
		int	_frames,
		int	_width,
		int	_height,
		int	_mode )

Definition at line 3706 of file gtia.c.

gtia_new_sequence()

Variable * gtia_new_sequence	(	Environment *	_environment,
		int	_sequences,
		int	_frames,
		int	_width,
		int	_height,
		int	_mode )

Definition at line 3738 of file gtia.c.

gtia_palette_extract()

int gtia_palette_extract	(	Environment *	_environment,
		char *	_data,
		int	_width,
		int	_height,
		int	_depth,
		int	_flags,
		RGBi *	_palette )

Definition at line 3826 of file gtia.c.

gtia_pget_color_vars()

void gtia_pget_color_vars	(	Environment *	_environment,
		char *	_x,
		char *	_y,
		char *	_result )

Definition at line 1771 of file gtia.c.

gtia_pset_int()

void gtia_pset_int	(	Environment *	_environment,
		int	_x,
		int	_y,
		int *	_c )

Definition at line 1712 of file gtia.c.

gtia_pset_vars()

void gtia_pset_vars	(	Environment *	_environment,
		char *	_x,
		char *	_y,
		char *	_c )

Definition at line 1737 of file gtia.c.

gtia_put_image()

void gtia_put_image	(	Environment *	_environment,
		Resource *	_image,
		char *	_x,
		char *	_y,
		char *	_frame,
		char *	_sequence,
		int	_frame_size,
		int	_frame_count,
		char *	_flags )

Definition at line 3364 of file gtia.c.

gtia_put_tile()

void gtia_put_tile	(	Environment *	_environment,
		char *	_tile,
		char *	_x,
		char *	_y )

Definition at line 3399 of file gtia.c.

gtia_put_tiles()

void gtia_put_tiles	(	Environment *	_environment,
		char *	_tile,
		char *	_x,
		char *	_y,
		char *	_w,
		char *	_h )

Definition at line 3619 of file gtia.c.

gtia_screen()

void gtia_screen	(	Environment *	_environment,
		char *	_x,
		char *	_y,
		char *	_c )

Definition at line 3903 of file gtia.c.

gtia_screen_columns()

void gtia_screen_columns	(	Environment *	_environment,
		char *	_columns )

Definition at line 1807 of file gtia.c.

gtia_screen_mode_enable()

int gtia_screen_mode_enable	(	Environment *	_environment,
		ScreenMode *	_screen_mode )

Definition at line 1115 of file gtia.c.

gtia_screen_off()

void gtia_screen_off

(

Environment *

_environment

)

Definition at line 1799 of file gtia.c.

gtia_screen_on()

void gtia_screen_on

(

Environment *

_environment

)

Definition at line 1795 of file gtia.c.

gtia_screen_rows()

void gtia_screen_rows	(	Environment *	_environment,
		char *	_rows )

Definition at line 1803 of file gtia.c.

gtia_scroll()

void gtia_scroll	(	Environment *	_environment,
		int	_dx,
		int	_dy )

Definition at line 3795 of file gtia.c.

gtia_scroll_text()

void gtia_scroll_text	(	Environment *	_environment,
		int	_direction,
		int	_overlap )

Definition at line 1977 of file gtia.c.

gtia_slice_image()

void gtia_slice_image	(	Environment *	_environment,
		char *	_image,
		char *	_frame,
		char *	_sequence,
		int	_frame_size,
		int	_frame_count,
		char *	_destination )

Definition at line 3822 of file gtia.c.

gtia_sprite_at()

void gtia_sprite_at	(	Environment *	_environment,
		char *	_sprite,
		char *	_x,
		char *	_y )

Definition at line 1827 of file gtia.c.

gtia_sprite_color()

void gtia_sprite_color	(	Environment *	_environment,
		char *	_sprite,
		char *	_color )

Definition at line 1855 of file gtia.c.

gtia_sprite_common_color()

void gtia_sprite_common_color	(	Environment *	_environment,
		char *	_index,
		char *	_common_color )

Definition at line 716 of file gtia.c.

gtia_sprite_compress_horizontal()

void gtia_sprite_compress_horizontal	(	Environment *	_environment,
		char *	_sprite )

Definition at line 1843 of file gtia.c.

gtia_sprite_compress_vertical()

void gtia_sprite_compress_vertical	(	Environment *	_environment,
		char *	_sprite )

Definition at line 1839 of file gtia.c.

gtia_sprite_data_from()

void gtia_sprite_data_from	(	Environment *	_environment,
		char *	_sprite,
		char *	_address )

Definition at line 1811 of file gtia.c.

gtia_sprite_data_set()

void gtia_sprite_data_set	(	Environment *	_environment,
		char *	_sprite,
		char *	_address )

Definition at line 1815 of file gtia.c.

gtia_sprite_disable()

void gtia_sprite_disable	(	Environment *	_environment,
		char *	_sprite )

Definition at line 1823 of file gtia.c.

gtia_sprite_enable()

void gtia_sprite_enable	(	Environment *	_environment,
		char *	_sprite )

Definition at line 1819 of file gtia.c.

gtia_sprite_expand_horizontal()

void gtia_sprite_expand_horizontal	(	Environment *	_environment,
		char *	_sprite )

Definition at line 1835 of file gtia.c.

gtia_sprite_expand_vertical()

void gtia_sprite_expand_vertical	(	Environment *	_environment,
		char *	_sprite )

Definition at line 1831 of file gtia.c.

gtia_sprite_monocolor()

void gtia_sprite_monocolor	(	Environment *	_environment,
		char *	_sprite )

Definition at line 1851 of file gtia.c.

gtia_sprite_multicolor()

void gtia_sprite_multicolor	(	Environment *	_environment,
		char *	_sprite )

Definition at line 1847 of file gtia.c.

gtia_sprite_priority()

void gtia_sprite_priority	(	Environment *	_environment,
		char *	_sprite,
		char *	_priority )

Definition at line 1859 of file gtia.c.

gtia_text()

void gtia_text	(	Environment *	_environment,
		char *	_text,
		char *	_text_size,
		int	_raw )

Definition at line 1990 of file gtia.c.

gtia_textmap_at()

void gtia_textmap_at	(	Environment *	_environment,
		char *	_address )

Definition at line 1708 of file gtia.c.

gtia_tile_at()

void gtia_tile_at	(	Environment *	_environment,
		char *	_x,
		char *	_y,
		char *	_result )

Definition at line 3639 of file gtia.c.

gtia_tilemap_enable()

void gtia_tilemap_enable	(	Environment *	_environment,
		int	_width,
		int	_height,
		int	_colors,
		int	_tile_width,
		int	_tile_height )

Definition at line 1679 of file gtia.c.

gtia_tiles_at()

void gtia_tiles_at	(	Environment *	_environment,
		char *	_address )

Definition at line 1863 of file gtia.c.

gtia_tiles_get()

void gtia_tiles_get	(	Environment *	_environment,
		char *	_result )

Definition at line 1930 of file gtia.c.

gtia_use_tileset()

void gtia_use_tileset	(	Environment *	_environment,
		char *	_tileset )

Definition at line 3657 of file gtia.c.

gtia_vertical_scroll()

void gtia_vertical_scroll	(	Environment *	_environment,
		char *	_displacement )

Definition at line 1867 of file gtia.c.

gtia_wait_vbl()

void gtia_wait_vbl	(	Environment *	_environment,
		char *	_raster_line )

Definition at line 3668 of file gtia.c.

Variable Documentation

lastUsedSlotInCommonPalette

int lastUsedSlotInCommonPalette = 0

Definition at line 71 of file gtia.c.