def update_ubo():
# Upload uniforms data to memory
data_ptr = hvk.map_memory(api, device, uniforms_mem, 0,
sizeof(uniforms_data_type))
uniforms = uniforms_data_type.from_address(data_ptr.value)
ubo_data, light, mat = uniforms.ubo, uniforms.light, uniforms.mat
# UBO
width, height = window.dimensions()
ubo_data[0] = Mat4.perspective(radians(60), width / height, 0.1,
256.0) # Perspective
ubo_data[1] = Mat4.from_translation(0.0, 0.0, -zoom) # View
model = Mat4.from_rotation(rotation[0], (1.0, 0.0, 0))\
.rotate(rotation[1], (0.0, 1.0, 0.0))\
.rotate(rotation[2], (0.0, 0.0, 1.0))
ubo_data[2] = model # Model
ubo_data[3] = model.invert().transpose() # Normal
# Light stuff
light.viewPos[:3] = view
light.pos[:3] = light_direction
light.color = light_color
light.ambient = light_ambient
# Material stuff
material = materials[material_index]
mat.color = material['color']
mat.strenght = material['strength']
mat.shininess = material['shininess']
hvk.unmap_memory(api, device, uniforms_mem)
def update_ubo():
# Upload uniforms data to memory
data_ptr = hvk.map_memory(api, device, uniforms_mem, 0,
sizeof(uniforms_data_type))
uniforms = uniforms_data_type.from_address(data_ptr.value)
ubo_data = uniforms.ubo
# Perspective
width, height = window.dimensions()
ubo_data[0] = Mat4.perspective(radians(60), width / height, 0.1, 256.0)
# View
ubo_data[1] = Mat4.from_translation(0.0, 0.0, -zoom)
# Model
ubo_data[2] = Mat4.from_rotation(rotation, (0.0, -1.0, 0.5))
hvk.unmap_memory(api, device, uniforms_mem)
def update_ubo():
# Upload uniforms data to memory
data_ptr = hvk.map_memory(api, device, uniforms_mem, 0,
sizeof(uniforms_data_type))
uniforms = uniforms_data_type.from_address(data_ptr.value)
ubo_data, light = uniforms.ubo, uniforms.light
# Perspective
width, height = window.dimensions()
ubo_data[0] = Mat4.perspective(radians(60), width / height, 0.1, 256.0)
# View
ubo_data[1] = Mat4.from_translation(0.0, 0.0, -zoom)
# Model
ubo_data[2] = Mat4.from_rotation(rotation, (0.0, -1.0, 0.5))
# Light stuff
light.reverseLightDirection[:3] = Vec3.normalize(reverse_light_direction)
hvk.unmap_memory(api, device, uniforms_mem)