Variable volumetricCloudVertexShaderConst
volumetricCloudVertexShader: "\n varying vec3 vWorldPosition;\n varying vec3 vViewDirection;\n \n void main() {\n vec4 worldPos = modelMatrix * vec4(position, 1.0);\n vWorldPosition = worldPos.xyz;\n vViewDirection = normalize(cameraPosition - worldPos.xyz);\n gl_Position = projectionMatrix * viewMatrix * worldPos;\n }\n" = ...