88abf21502
multithread: refactor update thread, communication between mesh/gen/upd threads
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- Use parallel_for to iterate over all the stored chunks
- Only push a chunk to a queue if it is not already present, using chunk state bitfield (solves
memory leak, continously adding new elements to a queue)
- Properly delete an element from chunks concurrent_hash_map using accessor, then free the memory
(solves memory leak: not being able to delete old elements and always adding new ones)
Breaks:
- Rendering (will be properly refactored in a future commit)
- Block picking (will be refactored in a future commit)
2023-10-04 13:10:05 +02:00
4e7fadd2b9
chunk: use chunk state to mark presence of chunk in thread communication queues
2023-10-04 12:57:57 +02:00
d1b151f92f
chunk: typedef for chunk state
2023-10-04 12:57:57 +02:00
1a50d1fb84
chunkmgr: span chunk indices in a cube around the player, not a sphere
2023-10-03 22:45:09 +02:00
60bbc85682
chunk: store index in chunk itself
2023-10-03 22:45:09 +02:00
490f207e39
chunk/mgr: calculate index belongs to chunk namespace
2023-10-03 22:45:09 +02:00
c6d00c4200
fix type mismatch in chunk index/coordinates
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typedef an appropriate chunk_index_t and chunk_intcoord_t
2023-10-03 22:45:09 +02:00
2a57796ed2
move input handling from main into dedicated file
2023-10-03 22:45:09 +02:00
880c634be0
camera: set atomic position at startup
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this avoids the first few chunk update loops recognizing the camera as being positioned at (0,0,0), which in turns avoids wastefully generating chunks out of view at startup
2023-10-03 22:08:40 +02:00
f526e9b152
create debug window with imgui
2023-09-20 12:42:05 +02:00
3f61a6a753
renderer: screenshot by saving render texture to file
2023-09-20 12:37:32 +02:00
00a4b8e1e2
renderer: properly handle framebuffer resizing
2023-09-20 12:37:32 +02:00
4b723d58fa
libs: import stb_image_write
2023-09-20 12:37:32 +02:00
1c0ee1315f
renderer: render scene to a texture
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And then render the texture onto a quad that fills the screen
The screen-filled quad upon which the texture is rendered must never be rendered in wireframe. Rendering in wireframe only makes sense when rendering the world on the texture
2023-09-20 12:37:32 +02:00
6670f3b41c
shader: make geometry shader not mandatory
2023-09-20 12:37:32 +02:00
1bea6c835c
separate mesh and generation threads, with priority queues for input
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Allows blockpicking while the world is generating, without hiccups
2023-07-30 12:17:51 +02:00
381cd698c7
Initial tree generation
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Still very slow because multiple noise evaluations are needed
2023-07-30 12:16:32 +02:00
950c43b163
refactor chunk meshing routine
2023-07-19 12:56:55 +02:00
ea036f403c
shader.hpp: add geometry shader support
2023-07-19 12:41:44 +02:00
bff9e6ad4f
move normal data to own array
2023-07-18 21:18:12 +02:00
a7b4671517
toggle wireframe with F
2023-07-18 20:12:25 +02:00
f798575cac
chunkmanager: add function getBlockAtPos, returns block at world pos
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Returns Block::NULLBLK only to signal an invalid position
2023-06-01 21:31:18 +02:00
105fff0029
write number of triangles to Chunk only when sending to GPU
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previously the current number of vertices was stored in the chunk, and the same variable got later reused for the number of triangles. This modification increases clarity and avoid glitches when blockpicking
2023-05-26 23:07:04 +02:00
2f9b7cebcd
chunk: make chunk size 32
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slight increase in fps with no great increase in ram usage, with greater render distance
2023-05-20 22:15:32 +02:00
e225babb0c
chunkmesher: external queue of chunk mesh data
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instead of every chunk having its own queue
This decreases usage of ram
2023-05-20 22:15:32 +02:00
78e3bc11e6
initial update and render with concurrent DS
2023-05-20 22:15:15 +02:00
52537715ef
chunks: make chunk state atomic
2023-04-23 16:28:36 +02:00
47543c9101
intervalmap: use updated upper_bound when checking removal of next node
2023-04-10 00:30:28 +02:00
1a4412c5b1
renderer: initial texture support via ArrayTextures
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totally stolen textures from minecraft
2023-04-10 00:30:28 +02:00
2b1991ff2b
separate rendering in a dedicated file
2023-04-10 00:30:24 +02:00
6bd3bdecb8
shader: allow to send vec3 uniforms
2023-03-27 21:10:45 +02:00
b4dd3be584
chunkmesher: push vertices normals to GPU
2023-03-27 21:10:38 +02:00
da6608c66a
chunkmanager: only calculate update sphere indices at startup
2023-03-25 16:32:01 +01:00
8584d2e974
general code cleanup
2023-03-25 16:28:12 +01:00
19cd81b9fb
chunkmesher/manager: move sending data to gpu in dedicated function
2023-03-23 16:19:25 +01:00
19b3c68015
camera: nearer near clipping plane
2023-03-23 14:26:12 +01:00
e609f4858b
initial blockpicking
2023-03-23 14:25:34 +01:00
e18a2cca05
intervalmap: solve bugs with insertion, printing and retrival
2023-03-21 22:15:46 +01:00
8040868055
chunkmanager: unload chunks after a time treshold
2023-03-13 13:33:32 +01:00
f3d89a2e5a
chunk release resources on destruction
2023-03-12 22:14:28 +01:00
ddd047e82f
interval map: clean map on destruction
2023-03-12 22:14:05 +01:00
f7eb04a5f1
use unique_ptr when dumping intervalmap to array
2023-03-12 19:24:09 +01:00
383fb60686
proper frustum culling
2023-03-12 19:24:05 +01:00
e69c58abd3
gracefully shut down secondary threads
2023-03-12 12:43:41 +01:00
716056b8c5
experimental multithreaded generation and meshing
2023-03-03 21:33:11 +01:00
b1e420f564
camera: allow to strafe up and down
2023-02-23 19:07:17 +01:00
0baa2eb649
memory: use proper delete[]
2023-02-22 21:54:15 +01:00
c547d11cd5
chunks: drop per-chunk chunkmesh
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Use a single mesher. This, on top of the previous commits, shaves off another 20MB of total RAM usage, using a total of about 120MB for a standard world (16 chunk size, 8 render distance), of which 22 in heap
2023-02-12 14:36:59 +01:00
9f82a17bd2
chunkmesh: do not create shader for every object
2023-02-12 12:18:30 +01:00
2e0ed7b057
clear mesh data after sending to gpu
2023-02-11 22:26:34 +01:00
EmaMaker