5 files changed, 82 insertions, 52 deletions

diff --git a/src/main.c b/src/main.c
index b3c6dbb..d5d5ded 100644
--- a/src/main.c
+++ b/src/main.c
@@ -1,55 +1,13 @@
 #include"include.h"
 
 
-#define	SCALE	2
-
-#define CHR_WIDTH	5
-#define CHR_HEIGHT	8
-
-#define WIDTH_SPACE 1 * SCALE
-
-#define	MIN_WIDTH	(40 * CHR_WIDTH) + 39*WIDTH_SPACE
-#define	MIN_HEIGHT	(24 * CHR_HEIGHT)
+int main() {
+	
 
-int main(){
-	// INITIALIZATION
-	SDL_Init(SDL_INIT_TIMER | SDL_INIT_VIDEO);
-	SDL_Window*		window = SDL_CreateWindow(
-		"Apple C",
-		SDL_WINDOWPOS_CENTERED,
-		SDL_WINDOWPOS_CENTERED,
-		MIN_WIDTH	*	SCALE,
-		MIN_HEIGHT	*	SCALE,
-		SDL_WINDOW_SHOWN
-	);
-	SDL_Renderer*	render = SDL_CreateRenderer(window, -1, 0);
-	SDL_Surface*	font_surface = SDL_LoadBMP("font.bmp");
-	SDL_Texture*	font_texture = SDL_CreateTextureFromSurface(render, font_surface);
-	SDL_FreeSurface(font_surface);
 
-	SDL_Rect character = {
-		.x = 0,
-		.y = 0,
-		.w = CHR_WIDTH,
-		.h = CHR_HEIGHT
-	};
 
-	SDL_Rect draw_character = {
-		.x = 0,
-		.y = 0,
-		.w = CHR_WIDTH	* SCALE,
-		.h = CHR_HEIGHT	* SCALE
-	};
-	
-	SDL_SetRenderDrawColor	(render, 0, 0, 0, 255);
-	SDL_RenderClear			(render);
-	SDL_RenderCopy			(render, font_texture, &character, &draw_character);
-	SDL_RenderPresent		(render);
 
 	
-	// Just delay before it dies
-	SDL_Delay(1000);
 
-	SDL_Quit();
 	return 0;
 }
\ No newline at end of file
diff --git a/src/signetics.h b/src/signetics.h
index 8442f11..af25a98 100644
--- a/src/signetics.h
+++ b/src/signetics.h
@@ -1,22 +1,23 @@
 //	signetics.h
 //	The Apple I came with its own terminal on-board, with a Signetics 2513 character ROM.
-
+#include"cpu/core.h"
+#include"stdlib.h"
 
 byte CharacterROM[0x40] = {
-'@', 'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
-'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X', 'Y', 'Z', '[', '\\', ']', '^', '_',
-' ', '!', '"', '#', '$', '%', '&', '\'', '(', ')', '*', '+', ',', '-', '.', '/',
-'0', '1', '2', '3', '4', '5', '6', '7', '8', '9', ':', ';', '<', '=', '>', '?'
+	'@' , 'A' , 'B' , 'C' , 'D' , 'E' , 'F' , 'G' , 'H' , 'I' , 'J' , 'K' , 'L' , 'M' , 'N' , 'O' ,
+	'P' , 'Q' , 'R' , 'S' , 'T' , 'U' , 'V' , 'W' , 'X' , 'Y' , 'Z' , '[' , '\\', ']' , '^' , '_' ,
+	' ' , '!' , '"' , '#' , '$' , '%' , '&' , '\'', '(' , ')' , '*' , '+' , ',' , '-' , '.' , '/' ,
+	'0' , '1' , '2' , '3' , '4' , '5' , '6' , '7' , '8' , '9' , ':' , ';' , '<' , '=' , '>' , '?'
 };
 
 byte* TerminalShiftRegister;
+
 int TerminalShiftRegisterOffset = 0;
 
-void InitVideo(){
-	TerminalShiftRegister = malloc(1024); //maybe 960
+void InitSignetics(){
+	TerminalShiftRegister = (byte*)malloc(1024); //maybe 960
 }
 
-
 byte ToAppleASCII(char x){
 	if (x < 32 || x > 95)
 		return -1;
diff --git a/src/video/interface.h b/src/video/interface.h
new file mode 100644
index 0000000..9c77de2
--- /dev/null
+++ b/src/video/interface.h
@@ -0,0 +1,6 @@
+// interface.h
+// Provides the interface with which all video interactions must occur.
+
+void VideoInit();
+
+void VideoClose();
\ No newline at end of file
diff --git a/src/video/ncurses.c b/src/video/ncurses.c
new file mode 100644
index 0000000..a9221e1
--- /dev/null
+++ b/src/video/ncurses.c
@@ -0,0 +1,5 @@
+// ncurses.c
+// Implements interface.h
+// Provides an in-terminal interface to the emulator.
+
+#include"interface.h"
\ No newline at end of file
diff --git a/src/video/sdl.c b/src/video/sdl.c
new file mode 100644
index 0000000..811b0d3
--- /dev/null
+++ b/src/video/sdl.c
@@ -0,0 +1,60 @@
+// sdl.c
+// Implements interface.h
+// Emulates the graphics of the Apple I computer with SDL.
+
+#include"interface.h"
+#include<SDL2/SDL.h>
+
+#define	SCALE	2
+
+#define CHR_WIDTH	5
+#define CHR_HEIGHT	8
+
+#define WIDTH_SPACE 1 * SCALE
+
+#define	MIN_WIDTH	(40 * CHR_WIDTH) + 39*WIDTH_SPACE
+#define	MIN_HEIGHT	(24 * CHR_HEIGHT)
+
+int VideoInit(){
+	// INITIALIZATION
+	SDL_Init(SDL_INIT_TIMER | SDL_INIT_VIDEO);
+	SDL_Window*		window = SDL_CreateWindow(
+		"Apple C",
+		SDL_WINDOWPOS_CENTERED,
+		SDL_WINDOWPOS_CENTERED,
+		MIN_WIDTH	*	SCALE,
+		MIN_HEIGHT	*	SCALE,
+		SDL_WINDOW_SHOWN
+	);
+
+	SDL_Renderer*	render = SDL_CreateRenderer(window, -1, 0);
+	SDL_Surface*	font_surface = SDL_LoadBMP("font.bmp");
+	SDL_Texture*	font_texture = SDL_CreateTextureFromSurface(render, font_surface);
+	SDL_FreeSurface(font_surface);
+
+		SDL_Rect character = {
+		.x = 0,
+		.y = 0,
+		.w = CHR_WIDTH,
+		.h = CHR_HEIGHT
+	};
+
+	SDL_Rect draw_character = {
+		.x = 0,
+		.y = 0,
+		.w = CHR_WIDTH	* SCALE,
+		.h = CHR_HEIGHT	* SCALE
+	};
+	
+	SDL_SetRenderDrawColor	(render, 0, 0, 0, 255);
+	SDL_RenderClear			(render);
+	SDL_RenderCopy			(render, font_texture, &character, &draw_character);
+	SDL_RenderPresent		(render);
+
+}
+
+void VideoClose() {
+
+
+	SDL_Quit();
+}
\ No newline at end of file