@cesium/engine/Source/Shaders/Model/InstancingStageVS.js

CesiumJS is a JavaScript library for creating 3D globes and 2D maps in a web browser without a plugin.

//This file is automatically rebuilt by the Cesium build process.
export default "void instancingStage(inout ProcessedAttributes attributes) \n\
{\n\
    vec3 positionMC = attributes.positionMC;\n\
    \n\
    mat4 instancingTransform = getInstancingTransform();\n\
    \n\
    attributes.positionMC = (instancingTransform * vec4(positionMC, 1.0)).xyz;\n\
\n\
    #ifdef HAS_NORMALS\n\
    vec3 normalMC = attributes.normalMC;\n\
    attributes.normalMC = (instancingTransform * vec4(normalMC, 0.0)).xyz;\n\
    #endif\n\
\n\
    #ifdef USE_2D_INSTANCING\n\
    mat4 instancingTransform2D = getInstancingTransform2D();\n\
    attributes.position2D = (instancingTransform2D * vec4(positionMC, 1.0)).xyz;\n\
    #endif\n\
}\n\
";