48 lines
1.9 KiB
Python
48 lines
1.9 KiB
Python
import arm.material.mat_state as mat_state
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import arm.material.make_skin as make_skin
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import arm.material.make_particle as make_particle
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import arm.material.make_inst as make_inst
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import arm.utils
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import arm.material.cycles as cycles
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def write_vertpos(vert):
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billboard = mat_state.material.arm_billboard
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particle = mat_state.material.arm_particle_flag
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# Particles
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if particle:
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if arm.utils.get_rp().arm_particles == 'On':
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make_particle.write(vert, particle_info=cycles.particle_info)
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# Billboards
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if billboard == 'spherical':
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vert.add_uniform('mat4 WV', '_worldViewMatrix')
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vert.add_uniform('mat4 P', '_projectionMatrix')
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vert.write('gl_Position = P * (WV * vec4(0.0, 0.0, spos.z, 1.0) + vec4(spos.x, spos.y, 0.0, 0.0));')
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else:
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vert.add_uniform('mat4 WVP', '_worldViewProjectionMatrix')
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vert.write('gl_Position = WVP * spos;')
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else:
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# Billboards
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if billboard == 'spherical':
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vert.add_uniform('mat4 WVP', '_worldViewProjectionMatrixSphere')
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elif billboard == 'cylindrical':
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vert.add_uniform('mat4 WVP', '_worldViewProjectionMatrixCylinder')
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else: # off
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vert.add_uniform('mat4 WVP', '_worldViewProjectionMatrix')
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vert.write('gl_Position = WVP * spos;')
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def write_norpos(con_mesh, vert, declare=False, write_nor=True):
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prep = ''
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if declare:
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prep = 'vec3 '
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vert.write_pre = True
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is_bone = con_mesh.is_elem('bone')
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if is_bone:
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make_skin.skin_pos(vert)
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if write_nor:
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if is_bone:
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make_skin.skin_nor(vert, prep)
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else:
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vert.write(prep + 'wnormal = normalize(N * vec3(nor.xy, pos.w));')
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if con_mesh.is_elem('ipos'):
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make_inst.inst_pos(con_mesh, vert)
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vert.write_pre = False
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