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authorubq323 <ubq323@ubq323.website>2024-04-14 14:54:47 +0100
committerubq323 <ubq323@ubq323.website>2024-04-14 14:54:47 +0100
commit047718ad845ee5850fe70316d7c1ac9dec10b6dd (patch)
tree321d4a27372b13cbfd3ee8a02394c13d182b03df /client
parentc7cc58468b5a5ff483da7fe8c765ccad199f13f1 (diff)
don't request a chunk more than once
Diffstat (limited to 'client')
-rw-r--r--client/main.ha35
1 files changed, 31 insertions, 4 deletions
diff --git a/client/main.ha b/client/main.ha
index 977827c..2a341c4 100644
--- a/client/main.ha
+++ b/client/main.ha
@@ -63,10 +63,12 @@ export fn main() void = {
let n = 0;
let lasttime = sdl2::SDL_GetTicks();
+ let requested_chunks: []pos = [];
+
// in WORLD coords
let mouse_pos: pos = (0,0);
let mouse_down = false;
- request_visible_chunks(pictures, conn, camera_pos);
+ request_visible_chunks(pictures, conn, camera_pos, &requested_chunks);
for (!quit) {
const did_move = do_movement(&camera_pos);
@@ -106,8 +108,7 @@ export fn main() void = {
if (did_move) {
packet_reader::send(conn, camera_pos: packet_reader::packet_position)!;
- request_visible_chunks(pictures, conn, camera_pos);
-
+ request_visible_chunks(pictures, conn, camera_pos, &requested_chunks);
};
const n = poll::poll(pollfd, poll::NONBLOCK)!;
@@ -124,6 +125,17 @@ export fn main() void = {
const pic = find_picture_for_chunkdata(camera_pos, packet.world_pos, pictures);
pic.world_pos = packet.world_pos;
pic.d[..len(packet.chunk_data)] = packet.chunk_data[..];
+
+ for (let i = 0z; i < len(requested_chunks); i += 1) {
+ const rc = requested_chunks[i];
+ if (rc.0 == packet.world_pos.0 && rc.1 == packet.world_pos.1) {
+ delete(requested_chunks[i]);
+ fmt::printfln("fulfilling chunk request {},{}",
+ packet.world_pos.0, packet.world_pos.1)!;
+ break;
+ };
+ };
+
};
};
};
@@ -231,12 +243,26 @@ fn find_chunk(pictures: []drawing::picture, world_pos: pos)
return null;
};
-fn request_visible_chunks(pictures: []drawing::picture, conn: net::socket, camera_pos: pos) void = {
+fn request_visible_chunks(
+ pictures: []drawing::picture,
+ conn: net::socket,
+ camera_pos: pos,
+ requested_chunks: *[]pos,
+) void = {
const x0 = CHUNKSIZE*floor_div(camera_pos.0,CHUNKSIZE);
const y0 = CHUNKSIZE*floor_div(camera_pos.1,CHUNKSIZE);
for (let dx = 0i32; dx < 3; dx += 1) for (let dy = 0i32; dy < 3; dy += 1) {
let world_pos = (x0+CHUNKSIZE*dx, y0+CHUNKSIZE*dy): pos;
+
+ for (const rc .. requested_chunks) {
+ if (rc.0 == world_pos.0 && rc.1 == world_pos.1) {
+ fmt::printfln("not requesting {},{} again", rc.0, rc.1)!;
+ return;
+ };
+ };
+
+
if (!is_picture_visible(camera_pos, world_pos)) {
// fmt::printfln("invisible {},{}", world_pos.0, world_pos.1)!;
continue;
@@ -249,6 +275,7 @@ fn request_visible_chunks(pictures: []drawing::picture, conn: net::socket, camer
case null =>
fmt::printfln("\trequesting {},{}", world_pos.0, world_pos.1)!;
packet_reader::send(conn, world_pos: packet_reader::packet_reqchunk)!;
+ append(requested_chunks, world_pos);
};
};
};