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Bump engine submodule and move instances parameters to ctypes.

This commit is contained in:
Roz K 2022-12-20 13:48:19 +01:00
parent 7c1f85e03f
commit 573c4bf326
Signed by: roz
GPG Key ID: 51FBF4E483E1C822
6 changed files with 56 additions and 57 deletions
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2
engine

@ -1 +1 @@
Subproject commit eaff99a5b61355f2c6fa138eb54feb654ba24e78
Subproject commit 84ea17f1cca7d4d9c27be716c38e19f70335fa8a

22
game/batch.py
View File

@ -13,40 +13,34 @@
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
from ctypes import POINTER
from array import array
from engine import (
INSTANCE_FLAG_SPAWNED, BATCH_MAX_SIZE, create_batch, draw_batch, destroy_batch)
class Batch:
__slots__ = '_batch', 'max_size', 'format', 'flags', 'meshes', 'params'
__slots__ = '_batch', '_paramsp', 'max_size', 'flags', 'meshes', 'params'
def __init__(self, vertices, max_size, params_format):
def __init__(self, vertices, max_size, params_format, params_type):
assert max_size <= BATCH_MAX_SIZE
self._batch = create_batch(vertices, max_size, params_format)
self._paramsp = POINTER(params_type)
self.max_size = max_size
self.format = params_format
self.flags = array('B')
self.meshes = array('I')
self.params = array('f')
self.params = (params_type * max_size)()
def __del__(self):
destroy_batch(self._batch)
def append(self, flags, mesh, params):
assert len(params) == len(self.format)
index = len(self.flags)
assert index < self.max_size
self.flags.append(flags | INSTANCE_FLAG_SPAWNED)
self.meshes.append(mesh)
def append_param(param):
start = len(self.params)
self.params.extend(param)
return slice(start, len(self.params))
return tuple(map(append_param, params))
def set_param(self, param, id, value):
self.params[id[param]] = value
self.params[index] = params
return index
def draw(self):
draw_batch(self._batch, self.flags, self.meshes, self.params)
draw_batch(self._batch, self.flags, self.meshes, self._paramsp(self.params))

14
game/environment.py
View File

@ -14,8 +14,8 @@
# along with this program. If not, see <http://www.gnu.org/licenses/>.
from math import radians, cos
from engine import vec3, vec3_up, mat4_mul_vec3, resolve_input, set_input_vec3
from game.math import vec3_add, vec3_sub, vec3_scale, vec3_mul, vec3_dot
from engine import vec3, mat4_mul_vec3, resolve_input, set_input_vec3
from game.math import vec3_up, vec3_add, vec3_sub, vec3_scale, vec3_mul, vec3_dot
def _angles(start, end):
cmin = round(cos(radians(start)), 6)
@ -85,11 +85,11 @@ class Environment:
def from_sun(self, view, sun_direction, sun_power):
c = vec3_dot(sun_direction, vec3_up)
light_power = _resolve_float(_light_power, c) * sun_power
mat4_mul_vec3(self.light_direction, view, sun_direction, 0.0)
self.light_color = vec3(vec3_scale(_resolve_color(_light_color, c), light_power))
self.horizon_color = vec3(vec3_scale(_resolve_color(_horizon_color, c), light_power))
self.sky_color = vec3(vec3_scale(_resolve_color(_sky_color, c), light_power))
self.sun_color = vec3(_resolve_color(_sun_color, c))
mat4_mul_vec3(self.light_direction, view, vec3(*sun_direction), 0.0)
self.light_color.set(*vec3_scale(_resolve_color(_light_color, c), light_power))
self.horizon_color.set(*vec3_scale(_resolve_color(_horizon_color, c), light_power))
self.sky_color.set(*vec3_scale(_resolve_color(_sky_color, c), light_power))
self.sun_color.set(*_resolve_color(_sun_color, c))
def resolve_inputs(self, shader):
return _Inputs(shader)

69
game/game.py
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@ -15,6 +15,7 @@
import time
from math import pi, tau, dist
from ctypes import Structure
from engine import *
@ -78,7 +79,7 @@ def main():
rock_model = archive.get_model('rock')
mud_model = archive.get_model('mud')
lava_model = archive.get_model('lava')
terrain_batch = batch.Batch(tiles_vertices, generated.size ** 2, params_format(PARAM_FORMAT_VEC3_SHORT))
terrain_batch = batch.Batch(tiles_vertices, generated.size ** 2, params_format(PARAM_FORMAT_VEC3_SHORT), vec3)
#TODO: generator & for real
vc = generated.volcano_c
@ -109,7 +110,10 @@ def main():
model = mud_model
else:
model = rock_model
model.spawn(terrain_batch, (float(((mx - 128) * 8) + 4), float(((127 - my) * 8) + 4), 0.0))
model.spawn(terrain_batch, vec3(float(((mx - 128) * 8) + 4), float(((127 - my) * 8) + 4), 0.0))
class testsparams(Structure):
_fields_ = ('translation', vec3), ('orientation', vec3)
tests_texture = archive.get_texture('tests')
tests_sampler = resolve_input(tests_shader, b'u_texture_sampler')
@ -118,12 +122,13 @@ def main():
cube_model = archive.get_model('cube')
clouds_model = archive.get_model('clouds')
tests_batch = batch.Batch(tests_vertices, 3,
params_format(PARAM_FORMAT_VEC3_FLOAT, PARAM_FORMAT_VEC3_INT10 | PARAM_FORMAT_NORMALIZE))
blob_spawn_translation = vec3((-100.0, -500.0, 0.0))
cube_spawn_translation = vec3((100.0, -500.0, 0.0))
blob_id = blob_model.spawn(tests_batch, blob_spawn_translation, vec3_forward)
cube_id = cube_model.spawn(tests_batch, cube_spawn_translation, vec3_forward)
clouds_id = clouds_model.spawn(tests_batch, (0.0, 0.0, 32.0), vec3_forward)
params_format(PARAM_FORMAT_VEC3_FLOAT, PARAM_FORMAT_VEC3_INT10 | PARAM_FORMAT_NORMALIZE), testsparams)
blob_spawn_translation = vec3(-100.0, -500.0, 0.0)
cube_spawn_translation = vec3(100.0, -500.0, 0.0)
blob_id = blob_model.spawn(tests_batch,
testsparams(blob_spawn_translation, vec3(*math.vec3_normalize((sun_direction[0], sun_direction[1], 0.0)))))
cube_id = cube_model.spawn(tests_batch, testsparams(cube_spawn_translation, vec3_forward))
clouds_id = clouds_model.spawn(tests_batch, testsparams(vec3(0.0, 0.0, 32.0), vec3_forward))
sea_phase = resolve_input(sky_shader, b'u_sea_phase')
sea_polar_textures = sea.load_polar_textures(('data/sea_bump1.png', 'data/sea_bump2.png'))
@ -143,15 +148,9 @@ def main():
tests_environment_inputs = environment.resolve_inputs(tests_shader)
sky_environment_inputs = environment.resolve_inputs(sky_shader)
_forward = vec3(vec3_forward)
_up = vec3(vec3_up)
_rotation = mat3()
_origin = vec3()
_lookat = vec3()
_blob_translation = vec3()
_cube_translation = vec3()
_cube_orientation = vec3()
_clouds_orientation = vec3()
print("Running...")
start_time = time.monotonic()
@ -170,24 +169,19 @@ def main():
begin_frame()
frame_begin = time.thread_time()
mat3_rotation(_rotation, _up, (current_time * 0.21) % tau)
mat3_mul_vec3(_blob_translation, _rotation, blob_spawn_translation)
tests_batch.set_param(0, blob_id, _blob_translation)
tests_batch.set_param(1, blob_id, vec3(math.vec3_normalize((sun_direction[0], sun_direction[1], 0.0))))
mat3_mul_vec3(_cube_translation, _rotation, cube_spawn_translation)
tests_batch.set_param(0, cube_id, _cube_translation)
mat3_rotation(_rotation, _up, (current_time * 0.43) % tau)
mat3_mul_vec3(_cube_orientation, _rotation, _forward)
tests_batch.set_param(1, cube_id, _cube_orientation)
mat3_rotation(_rotation, _up, (current_time * -0.037) % tau)
mat3_mul_vec3(_clouds_orientation, _rotation, _forward)
tests_batch.set_param(1, clouds_id, _clouds_orientation)
mat3_rotation(_rotation, vec3_up, (current_time * 0.21) % tau)
mat3_mul_vec3(tests_batch.params[blob_id].translation, _rotation, blob_spawn_translation)
mat3_mul_vec3(tests_batch.params[cube_id].translation, _rotation, cube_spawn_translation)
mat3_rotation(_rotation, vec3_up, (current_time * 0.43) % tau)
mat3_mul_vec3(tests_batch.params[cube_id].orientation, _rotation, vec3_forward)
mat3_rotation(_rotation, vec3_up, (current_time * -0.037) % tau)
mat3_mul_vec3(tests_batch.params[clouds_id].orientation, _rotation, vec3_forward)
mat3_rotation(_rotation, _up, (current_time * 0.05) % tau)
mat3_mul_vec3(_origin, _rotation, vec3(camera_origin))
mat3_mul_vec3(_lookat, _rotation, vec3(camera_lookat))
mat3_rotation(_rotation, vec3_up, (current_time * 0.05) % tau)
mat3_mul_vec3(_origin, _rotation, vec3(*camera_origin))
mat3_mul_vec3(_lookat, _rotation, vec3(*camera_lookat))
camera.set_view(_origin, _lookat)
environment.from_sun(camera.view, vec3(sun_direction), sun_power)
environment.from_sun(camera.view, sun_direction, sun_power)
select_shader(terrain_shader)
camera.update_inputs(terrain_camera_inputs)
@ -219,7 +213,9 @@ def main():
unselect_texture(2, normalmap)
unselect_shader(tests_shader)
camera.set_view(vec3(math.vec3_scale(_origin, 0.001)), vec3(math.vec3_scale(_lookat, 0.001)))
camera.set_view(
vec3(_origin.x * 0.001, _origin.y * 0.001, _origin.z * 0.001),
vec3(_lookat.x * 0.001, _lookat.y * 0.001, _lookat.z * 0.001))
select_shader(sky_shader)
camera.update_inputs(sky_camera_inputs)
@ -263,9 +259,14 @@ def main():
# camera_lookat = vec3((0.0, 500.0, -500.0))
# for x in range(10000)
# current_time = 0
# Draw * 9999 : min = 0.2 , max = 2.16 , avg = 0.26 ms
# Draw * 9999 : min = 0.2 , max = 2.77 , avg = 0.27 ms
# Draw * 9999 : min = 0.2 , max = 2.00 , avg = 0.27 ms
# Draw * 9999 : min = 0.21 , max = 2.16 , avg = 0.27 ms
# Draw * 9999 : min = 0.20 , max = 1.96 , avg = 0.27 ms
# Draw * 9999 : min = 0.20 , max = 2.43 , avg = 0.27 ms
# Frame * 9999 : min = 0.27 , max = 2.29 , avg = 0.38 ms
# Frame * 9999 : min = 0.26 , max = 2.08 , avg = 0.37 ms
# Frame * 9999 : min = 0.26 , max = 2.59 , avg = 0.38 ms
print("Quitting...")
del tests_batch

4
game/math.py
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@ -15,6 +15,10 @@
from math import hypot
vec3_right = (1.0, 0.0, 0.0)
vec3_forward = (0.0, 1.0, 0.0)
vec3_up = (0.0, 0.0, 1.0)
def vec3_add(a, b):
return (a[0] + b[0], a[1] + b[1], a[2] + b[2])

2
game/resources.py
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@ -191,7 +191,7 @@ class Model:
self.flags = flags
self.mesh = mesh
def spawn(self, batch, *params):
def spawn(self, batch, params):
return batch.append(self.flags, self.mesh, params)
def create_model(data):