RenderBlock.h

#pragma once
 
#include <vector>
 
#include "ClipmapConstants.h"
 
namespace Cogs
{
  const static size_t kMaxNumBlocks = 256;
  const static size_t kMaxNumLevels = 32;
  
  struct GlobalParameters;
  struct LevelParameters;
  
  struct ClipmapMesh;
  class ClipmapLevel;
 
  struct RenderBlock
  {
    ClipmapMesh * mesh;
 
    Vector2 patchOriginInClippedLevel;
    
    Vector2 min;
    Vector2 max;
  };
 
  struct RenderLevel
  {
    ClipmapLevel * terrainLevel;
    ClipmapLevel * coarserTerrainLevel;
 
    std::vector<std::vector<ClipmapLevel>> * imagery;
 
    ClipmapLevel * normalLevel;
    ClipmapLevel * coarserNormalLevel;
 
    const GlobalParameters * globalParameters;
    const LevelParameters * levelParameters;
    const ImageryParameters * imageryParameters;
 
    size_t blockCount;
 
    RenderBlock renderBlocks[kMaxNumBlocks];
    bool visibleBlocks[kMaxNumBlocks];
  };
}