3 files changed, 21 insertions(+), 11 deletions(-)

M README.md
M orca.c
M sim.c

@@ 1,8 1,16 @@
 # Orca(toy)
 
-Orca is an [esoteric programming language](https://en.wikipedia.org/wiki/Esoteric_programming_language) designed to quickly create procedural sequencers, in which every letter of the alphabet is an operation, where lowercase letters operate on bang, uppercase letters operate each frame.
+Orca is an [esoteric programming language](https://wiki.xxiivv.com/orca) designed to quickly create procedural sequencers, in which every letter of the alphabet is an operation, where lowercase letters operate on bang, uppercase letters operate each frame.
 
-This is a single-file implementation of the basic operators created for educational purposes. To try a complete environment with client and server, see [Orca](https://git.sr.ht/~rabbits/orca).
+This is a minimalist implementation of the basic operators created for educational purposes. To try a complete environment with client and server, see [Orca](https://git.sr.ht/~rabbits/orca).
+
+## Build
+
+You must have [SDL2](https://wiki.libsdl.org/) and [portmidi](http://portmedia.sourceforge.net/portmidi/).
+
+```
+cc orca.c sim.c -std=c89 -O2 -DNDEBUG -g0 -s -Wall -L/usr/local/lib -lSDL2 -o orca
+```
 
 ## Operators
 

@@ 44,7 44,7 @@ Uint32 theme[] = {
 	0xFFFFFF,
 	0x72DEC2,
 	0x666666,
-	0x222222};
+	0xffb545};
 
 Uint8 icons[][8] = {
 	{0x38, 0x7c, 0xfe, 0xfe, 0xfe, 0x7c, 0x38, 0x00},


@@ 521,7 521,7 @@ main(int argc, char *argv[])
 	initgrid(&g, HOR, VER);
 	select(0, 0, 1, 1);
 
-	if(argc > 0)
+	if(argc > 1)
 		if(!loadgrid(&g, fopen(argv[1], "r")))
 			return error("Load", "Failure");
 

@@ 582,19 582,20 @@ rungrid(Grid *g)
 int
 loadgrid(Grid *g, FILE *f)
 {
+	int x = 0, y = 0;
 	char c;
-	g->l = 0;
+	if(!f)
+		return 0;
 	while((c = fgetc(f)) != EOF && g->l < MAXSZ) {
 		if(c == '\n') {
-			if(g->w == 0)
-				g->w = g->l;
-			g->h = g->l / g->w;
+			x = 0;
+			y++;
 		} else {
-			g->type[g->l] = 0;
-			g->data[g->l++] = c;
+			set(g, x, y, c);
+			x++;
 		}
 	}
-	return g->w > 2 && g->h > 2;
+	return 1;
 }
 
 void


@@ 611,4 612,5 @@ initgrid(Grid *g, int w, int h)
 	}
 	g->msg[0] = '\0';
 	g->msg_len = 0;
+	printf("Resize: %dx%d\n", g->w, g->h);
 }