OpenSpace/modules/globebrowsing/shaders/tile.glsl

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 * OpenSpace                                                                             *
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 * Copyright (c) 2014-2025                                                               *
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#ifndef TEXTURETILE_HGLSL
#define TEXTURETILE_HGLSL

struct TileDepthTransform {
  float depthScale;
  float depthOffset;
};

struct TileUvTransform {
  vec2 uvOffset;
  vec2 uvScale;
};

struct ChunkTile {
  sampler2D textureSampler;
  TileUvTransform uvTransform;
};

struct ChunkTilePile {
  ChunkTile chunkTile0;
  ChunkTile chunkTile1;
  ChunkTile chunkTile2;
};

struct LayerSettings {
  float opacity;
  float gamma;
  float multiplier;
  float offset;
  float valueBlending;
};

struct LayerAdjustment {
  vec3 chromaKeyColor;
  float chromaKeyTolerance;
};

struct Layer {
  ChunkTilePile pile;
  TileDepthTransform depthTransform;
  LayerSettings settings;
  LayerAdjustment adjustment;

  // Other layer type properties stuff
  vec3 color;
};

#endif // TEXTURETILE_HGLSL