From f3b3823b0ca9493e96ac1b1fe3c5b97c922005ae Mon Sep 17 00:00:00 2001
From: neauoire <aliceffekt@gmail.com>
Date: Wed, 29 Sep 2021 16:14:13 -0700
Subject: [PATCH] The PPU require-draw flag is renamed to reqdraw

---
 src/devices/ppu.c | 4 ++--
 src/devices/ppu.h | 3 ++-
 src/uxnemu.c      | 4 ++--
 3 files changed, 6 insertions(+), 5 deletions(-)

diff --git a/src/devices/ppu.c b/src/devices/ppu.c
index 3853096..51085e2 100644
--- a/src/devices/ppu.c
+++ b/src/devices/ppu.c
@@ -22,7 +22,7 @@ static Uint8 blending[5][16] = {
 void
 ppu_frame(Ppu *p)
 {
-	p->redraw = 0;
+	p->reqdraw = 0;
 	p->i0 = p->width / PPW + p->height * p->stride;
 	p->i1 = 0;
 }
@@ -53,7 +53,7 @@ ppu_write(Ppu *p, int fg, Uint16 x, Uint16 y, Uint8 color)
 	p->dat[i] &= ~(3 << shift);
 	p->dat[i] |= color << shift;
 	if((v ^ p->dat[i]) != 0) {
-		p->redraw = 1;
+		p->reqdraw = 1;
 		p->i0 = p->i0 < i ? p->i0 : i;
 		p->i1 = p->i1 > i ? p->i1 : i;
 	}
diff --git a/src/devices/ppu.h b/src/devices/ppu.h
index ca6ea29..e4ccabf 100644
--- a/src/devices/ppu.h
+++ b/src/devices/ppu.h
@@ -22,8 +22,9 @@ typedef unsigned short Uint16;
 typedef unsigned int Uint32;
 
 typedef struct Ppu {
+	Uint8 reqdraw;
 	Uint16 width, height;
-	unsigned int i0, i1, redraw, *dat, stride;
+	unsigned int i0, i1, *dat, stride;
 } Ppu;
 
 Uint8 ppu_read(Ppu *p, Uint16 x, Uint16 y);
diff --git a/src/uxnemu.c b/src/uxnemu.c
index 7965d3d..aeaadbb 100644
--- a/src/uxnemu.c
+++ b/src/uxnemu.c
@@ -220,7 +220,7 @@ redraw(Uxn *u)
 	SDL_Rect up = gRect;
 	if(devsystem->dat[0xe])
 		draw_inspect(&ppu, u->wst.dat, u->wst.ptr, u->rst.ptr, u->ram.dat);
-	if(!reqdraw && ppu.redraw) {
+	if(!reqdraw && ppu.reqdraw) {
 		y0 = ppu.i0 / ppu.stride;
 		y1 = ppu.i1 / ppu.stride + 1;
 		up.y += y0;
@@ -546,7 +546,7 @@ run(Uxn *u)
 			}
 		}
 		uxn_eval(u, devscreen->vector);
-		if(reqdraw || ppu.redraw || devsystem->dat[0xe])
+		if(reqdraw || ppu.reqdraw || devsystem->dat[0xe])
 			redraw(u);
 		if(!BENCH) {
 			elapsed = (SDL_GetPerformanceCounter() - start) / (double)SDL_GetPerformanceFrequency() * 1000.0f;