vtgl

Commit: 62abcc3db668320844d3128d653fb5a7bf9c10a2
Parent: 965a04d8039e9152ed57c2f11f1881b570105b8e
Author: Randy Palamar
Date:   Wed, 24 Jul 2024 07:53:10 -0600

fix resizing which was broken in last commit

Diffstat:
M
util.h
 | 
1
+
M
vtgl.c
 | 
9
+++++++++

2 files changed, 10 insertions(+), 0 deletions(-)
diff --git a/util.h b/util.h
@@ -166,6 +166,7 @@ typedef struct {
 
 enum gl_flags {
 	NEEDS_RESIZE           = 1 << 0,
+	NEEDS_FULL_BLIT        = 1 << 1,
 	UPDATE_RENDER_UNIFORMS = 1 << 29,
 	UPDATE_POST_UNIFORMS   = 1 << 30,
 };
diff --git a/vtgl.c b/vtgl.c
@@ -59,6 +59,7 @@ resize(Term *t)
 	os_alloc_framebuffer(&t->fb, t->size.h, t->size.w);
 	os_set_term_size(t->child, t->size.h, t->size.w, ws.w, ws.h);
 	t->gl.flags &= ~NEEDS_RESIZE;
+	t->gl.flags |= NEEDS_FULL_BLIT;
 }
 
 static void
@@ -388,6 +389,14 @@ do_terminal(Term *t, Arena a)
 
 	RenderPushBuffer *rpb = alloc(&a, RenderPushBuffer, 1);
 
+	/* NOTE: this could cause extra work if there is new data and we need a full
+	 * blit on the same frame but for now we will ignore that */
+	if (t->gl.flags & NEEDS_FULL_BLIT) {
+		t->gl.flags &= ~NEEDS_FULL_BLIT;
+		term_reset(t);
+		blit_lines(t, a, MIN(t->log_lines.filled, t->size.h - 1));
+	}
+
 	if (os_child_data_available(t->child)) {
 		if (os_child_exited(t->child)) {
 			/* TODO: is there a reason to not immediately exit? */