ref: 5518b554dd7848acd7839e1de01cfa485ba32bd8
parent: dd3a0f224d9472f4969c425980218e550d357eb0
author: sirjofri <sirjofri@sirjofri.de>
date: Mon Jun 10 07:19:08 EDT 2024
back to indirect draw, fixes blitter bug, adds todo
--- a/plan9.c
+++ b/plan9.c
@@ -33,7 +33,6 @@
int dolog = 0;
int logfd = -1;
int logpipe[2];
-#define LOG(c) { if (dolog) fprint(logpipe[1], "%s\n", c); }static void
Log(char *fmt, ...)
{@@ -41,7 +40,7 @@
if (!dolog)
return;
va_start(arg, fmt);
- vfprint(logfd, fmt, arg);
+ vfprint(logpipe[1], fmt, arg);
va_end(arg);
}
@@ -55,6 +54,7 @@
struct frontend {midend *me;
Image *background;
+ Image *img;
Image **colors;
int ncolors;
Point ZP;
@@ -210,7 +210,7 @@
else if (align & ALIGN_HRIGHT)
p.x -= size.x;
- string(screen, addpt(p, fe->ZP), fe->colors[color], ZP, f, text);
+ string(fe->img, p, fe->colors[color], ZP, f, text);
}
static void
@@ -217,7 +217,7 @@
p9_draw_rect(void *handle, int x, int y, int w, int h, int color)
{frontend *fe = (frontend*)handle;
- draw(screen, rectaddpt(Rect(x, y, x+w, y+h), fe->ZP), fe->colors[color], nil, ZP);
+ draw(fe->img, Rect(x, y, x+w, y+h), fe->colors[color], nil, ZP);
}
static void
@@ -224,7 +224,7 @@
p9_draw_line(void *handle, int x1, int y1, int x2, int y2, int color)
{frontend *fe = (frontend*)handle;
- line(screen, addpt(Pt(x1, y1), fe->ZP), addpt(Pt(x2, y2), fe->ZP), Endsquare, Endsquare, 0, fe->colors[color], ZP);
+ line(fe->img, Pt(x1, y1), Pt(x2, y2), Endsquare, Endsquare, 0, fe->colors[color], ZP);
}
static void
@@ -231,28 +231,25 @@
p9_draw_thick_line(void *handle, float thickness, float x1, float y1, float x2, float y2, int color)
{frontend *fe = (frontend*)handle;
- line(screen, addpt(Pt(x1, y1), fe->ZP), addpt(Pt(x2, y2), fe->ZP), Endsquare, Endsquare, thickness-1, fe->colors[color], ZP);
+ line(fe->img, Pt(x1, y1), Pt(x2, y2), Endsquare, Endsquare, thickness-1, fe->colors[color], ZP);
}
static void
p9_draw_poly(void *handle, const int *coords, int npoints, int fillcolor, int outlinecolor)
{- Point *points;
+ Point *points = (Point*)coords;
frontend *fe = (frontend*)handle;
- points = malloc((npoints+1) * sizeof(Point));
- for (int i = 0; i < npoints; i++) {- points[i].x = coords[i*2+0] + fe->ZP.x;
- points[i].y = coords[i*2+1] + fe->ZP.y;
- }
- points[npoints] = points[0];
-
if (fillcolor >= 0)
- fillpoly(screen, points, npoints, 0, fe->colors[fillcolor], ZP);
- if (outlinecolor >= 0)
- poly(screen, points, npoints+1, Endsquare, Endsquare, 0, fe->colors[outlinecolor], ZP);
+ fillpoly(fe->img, (Point*)coords, npoints, 0, fe->colors[fillcolor], ZP);
- free(points);
+ if (outlinecolor < 0)
+ return;
+
+ /* outline from first to last point */
+ poly(fe->img, points, npoints, Endsquare, Endsquare, 0, fe->colors[outlinecolor], ZP);
+ /* close the outline shape by drawing from the last to the first point */
+ line(fe->img, points[npoints-1], points[0], Endsquare, Endsquare, 0, fe->colors[outlinecolor], ZP);
}
static void
@@ -259,16 +256,18 @@
p9_draw_circle(void *handle, int cx, int cy, int radius, int fillcolor, int outlinecolor)
{frontend *fe = (frontend*)handle;
- Point c = addpt(Pt(cx, cy), fe->ZP);
- fillellipse(screen, c, radius, radius, fe->colors[fillcolor], ZP);
- ellipse(screen, c, radius, radius, 0, fe->colors[outlinecolor], ZP);
+ Point c = Pt(cx, cy);
+ fillellipse(fe->img, c, radius, radius, fe->colors[fillcolor], ZP);
+ ellipse(fe->img, c, radius, radius, 0, fe->colors[outlinecolor], ZP);
+ Log("ellipse\n");}
static void
p9_draw_update(void *handle, int x, int y, int w, int h)
{- USED(handle, x, y, w, h);
- //frontend *fe = (frontend*)handle;
+ frontend *fe = (frontend*)handle;
+ draw(screen, rectaddpt(Rect(x, y, x+w, y+h), fe->ZP), fe->img, nil, fe->ZP);
+ Log("draw_update\n");}
static void
@@ -275,8 +274,8 @@
p9_clip(void *handle, int x, int y, int w, int h)
{frontend *fe = (frontend*)handle;
- Rectangle r = rectaddpt(Rect(x, y, x + w, y + h), fe->ZP);
- replclipr(screen, 0, r);
+ Rectangle r = Rect(x, y, x + w, y + h);
+ replclipr(fe->img, 0, r);
}
static void
@@ -283,7 +282,7 @@
p9_unclip(void *handle)
{USED(handle);
- replclipr(screen, 0, screen->r);
+ replclipr(fe->img, 0, fe->img->r);
}
long drawtime;
@@ -292,7 +291,7 @@
p9_start_draw(void *handle)
{USED(handle);
- LOG("start_draw");+ Log("start_draw\n");#ifdef PROFILE
drawtime = times(nil);
#endif
@@ -301,9 +300,10 @@
static void
p9_end_draw(void *handle)
{- USED(handle);
+ frontend *fe = (frontend*)handle;
+ draw(screen, fe->rect, fe->img, nil, ZP);
flushimage(display, 1);
- LOG("end_draw");+ Log("end_draw\n");#ifdef PROFILE
ptimes.draw = times(nil) - drawtime;
#endif
@@ -320,8 +320,8 @@
static blitter*
p9_blitter_new(void *handle, int w, int h)
{- blitter *bl;
USED(handle);
+ blitter *bl;
bl = malloc(sizeof(blitter));
bl->blimg = allocimage(display, Rect(0, 0, w, h), screen->chan, 0, 0);
return bl;
@@ -338,20 +338,21 @@
static void
p9_blitter_save(void *handle, blitter *bl, int x, int y)
{- USED(handle);
+ frontend *fe = (frontend*)handle;
bl->pos = Pt(x, y);
- draw(bl->blimg, Rect(x, y, x + bl->blimg->r.max.x, y + bl->blimg->r.max.y), screen, nil, Pt(x, y));
+ flushimage(display, 0);
+ draw(bl->blimg, bl->blimg->r, fe->img, nil, Pt(x, y));
}
static void
p9_blitter_load(void *handle, blitter *bl, int x, int y)
{- USED(handle);
+ frontend *fe = (frontend*)handle;
if (x == BLITTER_FROMSAVED)
x = bl->pos.x;
if (y == BLITTER_FROMSAVED)
y = bl->pos.y;
- draw(screen, Rect(x, y, x + bl->blimg->r.max.x, y + bl->blimg->r.max.y), bl->blimg, nil, Pt(x, y));
+ draw(fe->img, rectaddpt(bl->blimg->r, Pt(x, y)), bl->blimg, nil, ZP);
}
static const drawing_api p9_drawing = {@@ -519,6 +520,12 @@
return;
draw(screen, screen->r, fe->background, nil, ZP);
+ if (fe->img)
+ freeimage(fe->img);
+ fe->img = allocimage(display, Rpt(ZP, newsize), screen->chan, 0, 0);
+ if (!fe->img)
+ sysfatal("cannot allocate new frame: %r");+
/* calculate offset to place game area in the center */
offset = Pt(Dx(rarea), Dy(rarea)); // size of total game area
offset = subpt(divpt(addpt(offset, newsize), 2), newsize);
@@ -539,7 +546,7 @@
break;
}
- LOG("resizecontrolset");+ Log("resizecontrolset\n");}
typedef struct Option Option;
@@ -740,7 +747,7 @@
configs[i] = nil;
}
loadoptions();
- LOG("saved options");+ Log("saved options\n");return r;
}
@@ -787,7 +794,7 @@
{fe->showframe = frame;
resizecontrolset(fe->cs);
- LOG("showframe");+ Log("showframe\n");}
static int
@@ -826,6 +833,7 @@
{#ifdef PROFILE
char msg[128];
+ Point p;
#endif
if (fe->timeractive) {@@ -834,7 +842,9 @@
#ifdef PROFILE
snprint(msg, 128, "draw: %ld", ptimes.draw);
- chanprint(fe->cs->ctl, "l_status value %q", msg);
+ p = stringsize(font, msg);
+ draw(screen, rectaddpt(Rect(0, 0, p.x, p.y), Pt(10, 30)), fe->background, nil, ZP);
+ string(screen, Pt(10, 30), display->black, ZP, font, msg);
#endif
}
@@ -958,7 +968,7 @@
sysfatal("error opening log file /srv/puzzles: %r");fprint(logfd, "%d", logpipe[0]);
close(logpipe[0]);
- LOG(thegame.name);
+ Log("%s\n", thegame.name);}
if (initdraw(nil, nil, thegame.name) < 0) {--- /dev/null
+++ b/todo.plan9
@@ -1,0 +1,11 @@
+inertia - unplayable (missing draws)
+loopy - crashes (fp bug)
+mines - sometimes crashes (assertion)
+net - white screen, unplayable
+pattern - sometimes hangs (?)
+solo - crashes (bad magic)
+
+- fp bug - no idea
+- bad magic - no idea
+- white screen - no idea
+- missing draws - no idea