export default `\
#version 300 es
#define SHADER_NAME scenegraph-layer-vertex-shader
in vec3 instancePositions;
in vec3 instancePositions64Low;
in vec4 instanceColors;
in vec3 instancePickingColors;
in vec3 instanceModelMatrixCol0;
in vec3 instanceModelMatrixCol1;
in vec3 instanceModelMatrixCol2;
in vec3 instanceTranslation;
uniform float sizeScale;
uniform float sizeMinPixels;
uniform float sizeMaxPixels;
uniform mat4 sceneModelMatrix;
uniform bool composeModelMatrix;
in vec3 positions;
#ifdef HAS_UV
in vec2 texCoords;
#endif
#ifdef MODULE_PBR
#ifdef HAS_NORMALS
in vec3 normals;
#endif
#endif
out vec4 vColor;
#ifndef MODULE_PBR
#ifdef HAS_UV
out vec2 vTEXCOORD_0;
#endif
#endif
void main(void) {
#if defined(HAS_UV) && !defined(MODULE_PBR)
vTEXCOORD_0 = texCoords;
geometry.uv = texCoords;
#endif
geometry.worldPosition = instancePositions;
geometry.pickingColor = instancePickingColors;
mat3 instanceModelMatrix = mat3(instanceModelMatrixCol0, instanceModelMatrixCol1, instanceModelMatrixCol2);
vec3 normal = vec3(0.0, 0.0, 1.0);
#ifdef MODULE_PBR
#ifdef HAS_NORMALS
normal = instanceModelMatrix * (sceneModelMatrix * vec4(normals, 0.0)).xyz;
#endif
#endif
float originalSize = project_size_to_pixel(sizeScale);
float clampedSize = clamp(originalSize, sizeMinPixels, sizeMaxPixels);
vec3 pos = (instanceModelMatrix * (sceneModelMatrix * vec4(positions, 1.0)).xyz) * sizeScale * (clampedSize / originalSize) + instanceTranslation;
if(composeModelMatrix) {
DECKGL_FILTER_SIZE(pos, geometry);
geometry.normal = project_normal(normal);
geometry.worldPosition += pos;
gl_Position = project_position_to_clipspace(pos + instancePositions, instancePositions64Low, vec3(0.0), geometry.position);
}
else {
pos = project_size(pos);
DECKGL_FILTER_SIZE(pos, geometry);
gl_Position = project_position_to_clipspace(instancePositions, instancePositions64Low, pos, geometry.position);
geometry.normal = project_normal(normal);
}
DECKGL_FILTER_GL_POSITION(gl_Position, geometry);
#ifdef MODULE_PBR
pbr_vPosition = geometry.position.xyz;
#ifdef HAS_NORMALS
pbr_vNormal = geometry.normal;
#endif
#ifdef HAS_UV
pbr_vUV = texCoords;
#else
pbr_vUV = vec2(0., 0.);
#endif
geometry.uv = pbr_vUV;
#endif
vColor = instanceColors;
DECKGL_FILTER_COLOR(vColor, geometry);
}
`;