vtgl

Commit: 954a41be31f931d6996d25581de9959d22d3bb83
Parent: 0e99aec3b7f6c76e4474a0113d458695e68d9537
Author: Randy Palamar
Date:   Sun, 27 Oct 2024 22:59:36 -0600

only reset render ssbo when size actually changed

Diffstat:
M
vtgl.c
 | 
15
++++++++-------

1 file changed, 8 insertions(+), 7 deletions(-)
diff --git a/vtgl.c b/vtgl.c
@@ -99,17 +99,18 @@ resize(Term *t)
 		os_alloc_framebuffer(&t->views[0].fb, t->size.h, t->size.w);
 		os_alloc_framebuffer(&t->views[1].fb, t->size.h, t->size.w);
 		gl->flags |= NEEDS_FULL_REFILL;
+
+		u32 buffer_size = t->size.w * t->size.h * sizeof(RenderCell);
+		glDeleteBuffers(1, &gl->render_shader_ssbo);
+		glGenBuffers(1, &gl->render_shader_ssbo);
+		glBindBuffer(GL_SHADER_STORAGE_BUFFER, gl->render_shader_ssbo);
+		glBufferData(GL_SHADER_STORAGE_BUFFER, buffer_size, 0, GL_DYNAMIC_DRAW);
+		glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 0, gl->render_shader_ssbo);
+		gl->flags |= UPDATE_RENDER_BUFFER;
 	}
 
 	os_set_term_size(t->child, t->size.h, t->size.w, ws.w, ws.h);
 
-	u32 buffer_size = t->size.w * t->size.h * sizeof(RenderCell);
-	glDeleteBuffers(1, &gl->render_shader_ssbo);
-	glGenBuffers(1, &gl->render_shader_ssbo);
-	glBindBuffer(GL_SHADER_STORAGE_BUFFER, gl->render_shader_ssbo);
-	glBufferData(GL_SHADER_STORAGE_BUFFER, buffer_size, 0, GL_DYNAMIC_DRAW);
-	glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 0, gl->render_shader_ssbo);
-
 	ShaderParameters *sp = &gl->shader_parameters;
 	sp->cell_size        = (uv2){.w = cs.w, .h = cs.h};
 	sp->top_left_margin  = g_term_margin;