From 29b6cf4c3e95fb3dc189a67b1ff38dc812413f21 Mon Sep 17 00:00:00 2001
From: Devine Lu Linvega <aliceffekt@gmail.com>
Date: Wed, 23 Sep 2020 09:12:46 -0700
Subject: [PATCH] Cleanup

---
 nasu6.c | 178 +++++---------------------------------------------------
 1 file changed, 14 insertions(+), 164 deletions(-)

diff --git a/nasu6.c b/nasu6.c
index f57b66a..7224c3c 100644
--- a/nasu6.c
+++ b/nasu6.c
@@ -24,7 +24,8 @@ typedef struct Brush {
 static int SCREEN_WIDTH = 512;
 static int SCREEN_HEIGHT = 512;
 static int FPS = 30;
-int ZOOM = 1;
+int ZOOM = 4;
+int clr = 0xFF0000;
 
 uint32_t* pixels;
 
@@ -44,63 +45,17 @@ setpt(Point* p, int x, int y)
 
 /* noodle */
 
-int
-patt(int mode, int size, Point p)
-{
-	if(mode == 1)
-		return ((p.x + p.y) % 4) == 0 && ((p.y - p.x) % 4) == 0;
-	if(mode == 2)
-		return ((p.x + p.y) % 2) == 0 && ((p.y - p.x) % 2) == 0;
-	if(mode == 3)
-		return 1;
-	if(mode == 4)
-		return p.y % size == 0;
-	if(mode == 5)
-		return p.x % size == 0;
-	if(mode == 6)
-		return (p.x + p.y) % size == 0 || (p.x - p.y) % size == 0;
-	return 0;
-}
-
-void
-pixel(uint32_t* dst, Point p, int color)
-{
-	dst[p.y * SCREEN_WIDTH + p.x] = color;
-}
-
-void
-line(uint32_t* dst, Point p0, Point p1, int color)
-{
-	double dx = abs(p1.x - p0.x), sx = p0.x < p1.x ? 1 : -1;
-	double dy = -abs(p1.y - p0.y), sy = p0.y < p1.y ? 1 : -1;
-	double err = dx + dy, e2;
-	for(;;) {
-		pixel(dst, p0, color);
-		if(p0.x == p1.x && p0.y == p1.y)
-			break;
-		e2 = 2 * err;
-		if(e2 >= dy) {
-			err += dy;
-			p0.x += sx;
-		}
-		if(e2 <= dx) {
-			err += dx;
-			p0.y += sy;
-		}
-	}
-}
-
 void
-fill(uint32_t* dst, int mode, int size, Point p0, int color)
+pixel(uint32_t* dst, Point p, int c)
 {
 	int x, y;
-	Point p;
-	for(x = 0; x < size; ++x)
-		for(y = 0; y < size; ++y) {
-			setpt(&p, p0.x + x, p0.y + y);
-			if(patt(mode, size, p))
-				pixel(dst, p, color);
+	p.x *= ZOOM;
+	p.y *= ZOOM;
+	for(x = 0; x < ZOOM; ++x) {
+		for(y = 0; y < ZOOM; ++y) {
+			dst[(p.y + y) * SCREEN_WIDTH + (p.x + x)] = c;
 		}
+	}
 }
 
 void export(uint32_t* dst)
@@ -108,67 +63,6 @@ void export(uint32_t* dst)
 	/* TODO: chr file export */
 }
 
-void
-title(Brush* b)
-{
-	/* TODO: Format a title that includes brush mode, brush size, canvas size and offset */
-	printf("mode:%d size:%d\n", b->mode, b->size);
-	if(b->mode == 0)
-		SDL_SetWindowTitle(gWindow, "noodle(line)");
-	else if(b->mode == 1)
-		SDL_SetWindowTitle(gWindow, "noodle(tone1)");
-	else if(b->mode == 2)
-		SDL_SetWindowTitle(gWindow, "noodle(tone2)");
-	else if(b->mode == 3)
-		SDL_SetWindowTitle(gWindow, "noodle(full)");
-	else
-		SDL_SetWindowTitle(gWindow, "noodle(other)");
-}
-
-void
-move(Point* p, int x, int y)
-{
-	int req = 0;
-	if(p->x != x) {
-		setpt(p, x, p->y);
-		req = 1;
-	}
-	if(p->y != y) {
-		setpt(p, p->x, y);
-		req = 1;
-	}
-	/* TODO MOVE DRAWING
-	if(req)
-		debug(b);
-	*/
-}
-
-void
-select(Brush* b, int m, int s)
-{
-	int req = 0;
-	if(b->mode != m) {
-		b->mode = m;
-		req = 1;
-	}
-	if(b->size != s) {
-		b->size = s;
-		req = 1;
-	}
-	if(req)
-		title(b);
-}
-
-void
-zoom(void)
-{
-}
-
-void
-clean(void)
-{
-}
-
 /* SDL */
 
 int
@@ -258,10 +152,7 @@ handle_mouse(SDL_Event* event, Brush* b)
 	case SDL_MOUSEMOTION:
 		if(b->down) {
 			setpt(&b->pos, event->motion.x, event->motion.y);
-			if(b->mode == 0)
-				line(pixels, b->prev, b->pos, b->erase ? 0xffffff : 0x000000);
-			else
-				fill(pixels, b->mode, b->size, b->pos, b->erase ? 0xffffff : 0x000000);
+			pixel(pixels, b->pos, 0xFFFFFF);
 			setpt(&b->prev, b->pos.x, b->pos.y);
 		}
 		break;
@@ -279,56 +170,18 @@ handle_keypress(SDL_Event* event, Brush* b, Point* o)
 	case SDLK_e:
 		export(pixels);
 		break;
-	/* move */
-	case SDLK_w:
-		move(o, o->x, o->y--);
-		break;
-	case SDLK_a:
-		move(o, o->x--, o->y);
-		break;
-	case SDLK_s:
-		move(o, o->x, o->y++);
-		break;
-	case SDLK_d:
-		move(o, o->x++, o->y);
-		break;
-	case SDLK_q:
-		move(o, 0, 0);
-		break;
 	/* Mode */
 	case SDLK_1:
-		select(b, 0, b->size);
+		clr = 0;
 		break;
 	case SDLK_2:
-		select(b, 1, b->size);
+		clr = 1;
 		break;
 	case SDLK_3:
-		select(b, 2, b->size);
+		clr = 2;
 		break;
 	case SDLK_4:
-		select(b, 3, b->size);
-		break;
-	case SDLK_5:
-		select(b, 4, b->size);
-		break;
-	case SDLK_6:
-		select(b, 5, b->size);
-		break;
-	case SDLK_7:
-		select(b, 6, b->size);
-		break;
-		/* brush */
-	case SDLK_z:
-		select(b, b->mode, b->size - 1);
-		break;
-	case SDLK_x:
-		select(b, b->mode, b->size + 1);
-		break;
-		/* Special */
-	case SDLK_BACKQUOTE:
-		zoom();
-	case SDLK_SPACE:
-		clean();
+		clr = 3;
 		break;
 	}
 }
@@ -404,9 +257,6 @@ main(int argc, char** argv)
 
 	load(f);
 
-	select(&brush, 0, 10);
-	move(&offset, 0, 0);
-
 	/* main game loop */
 
 	while(1) {