@luma.gl/shadertools/dist/modules-webgl1/lighting/pbr/pbr-vertex-glsl.d.ts

Shader module system for luma.gl

export declare const vs = "uniform mat4 u_MVPMatrix;\nuniform mat4 u_ModelMatrix;\nuniform mat4 u_NormalMatrix;\n\nout vec3 pbr_vPosition;\nout vec2 pbr_vUV;\n\n#ifdef HAS_NORMALS\n# ifdef HAS_TANGENTS\nout mat3 pbr_vTBN;\n# else\nout vec3 pbr_vNormal;\n# endif\n#endif\n\nvoid pbr_setPositionNormalTangentUV(vec4 position, vec4 normal, vec4 tangent, vec2 uv)\n{\n  vec4 pos = u_ModelMatrix * position;\n  pbr_vPosition = vec3(pos.xyz) / pos.w;\n\n#ifdef HAS_NORMALS\n#ifdef HAS_TANGENTS\n  vec3 normalW = normalize(vec3(u_NormalMatrix * vec4(normal.xyz, 0.0)));\n  vec3 tangentW = normalize(vec3(u_ModelMatrix * vec4(tangent.xyz, 0.0)));\n  vec3 bitangentW = cross(normalW, tangentW) * tangent.w;\n  pbr_vTBN = mat3(tangentW, bitangentW, normalW);\n#else // HAS_TANGENTS != 1\n  pbr_vNormal = normalize(vec3(u_ModelMatrix * vec4(normal.xyz, 0.0)));\n#endif\n#endif\n\n#ifdef HAS_UV\n  pbr_vUV = uv;\n#else\n  pbr_vUV = vec2(0.,0.);\n#endif\n}\n";
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