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/* This file is part of the Spring engine (GPL v2 or later), see LICENSE.html */
#ifndef _BASE_GROUND_DRAWER_H
#define _BASE_GROUND_DRAWER_H
#include <map>
#include "MapDrawPassTypes.h"
#include "Rendering/GL/myGL.h"
#include "Rendering/GL/PBO.h"
#include "System/float3.h"
#include "System/type2.h"
#define NUM_INFOTEXTURES (1 + 4 + 3)
class CMetalMap;
class CHeightLinePalette;
class CBaseGroundTextures;
class CCamera;
namespace GL {
struct GeometryBuffer;
struct LightHandler;
}
class CBaseGroundDrawer
{
public:
enum {
COLOR_R = 2,
COLOR_G = 1,
COLOR_B = 0,
COLOR_A = 3,
};
enum BaseGroundDrawMode {
drawNormal = 0,
drawLos = 1, // L (';' does not toggle it)
drawMetal = 2, // F4
drawHeight = 3, // F1
drawPathTrav = 4, // F2
drawPathHeat = 5, // not hotkeyed, command-only
drawPathFlow = 6, // not hotkeyed, command-only
drawPathCost = 7, // not hotkeyed, command-only
};
CBaseGroundDrawer();
virtual ~CBaseGroundDrawer();
CBaseGroundDrawer(const CBaseGroundDrawer&) = delete; // no-copy
virtual void Draw(const DrawPass::e& drawPass) = 0;
virtual void DrawShadowPass() {}
virtual void SetupBaseDrawPass() {}
virtual void SetupReflDrawPass() {}
virtual void SetupRefrDrawPass() {}
virtual void Update() = 0;
virtual void UpdateSunDir() = 0;
virtual void IncreaseDetail() = 0;
virtual void DecreaseDetail() = 0;
virtual int GetGroundDetail(const DrawPass::e& drawPass = DrawPass::Normal) const = 0;
virtual void SetDrawMode(BaseGroundDrawMode dm) { drawMode = dm; }
virtual void SetDrawDeferredPass(bool) {}
virtual bool ToggleMapBorder() { drawMapEdges = !drawMapEdges; return drawMapEdges; }
virtual const GL::LightHandler* GetLightHandler() const { return NULL; }
virtual GL::LightHandler* GetLightHandler() { return NULL; }
virtual const GL::GeometryBuffer* GetGeometryBuffer() const { return NULL; }
virtual GL::GeometryBuffer* GetGeometryBuffer() { return NULL; }
void DrawTrees(bool drawReflection = false) const;
// Everything that deals with drawing extra textures on top
void DisableExtraTexture();
void SetHeightTexture();
void SetMetalTexture();
void TogglePathTexture(BaseGroundDrawMode);
void ToggleLosTexture();
void ToggleRadarAndJammer();
bool UpdateExtraTexture(unsigned int texDrawMode);
bool DrawExtraTex() const { return drawMode != drawNormal; }
bool DrawDeferred() const { return drawDeferred; }
bool UseAdvShading() const { return advShading; }
bool WireFrameMode() const { return wireframe; }
bool& UseAdvShadingRef() { return advShading; }
bool& WireFrameModeRef() { return wireframe; }
BaseGroundDrawMode GetDrawMode() const { return drawMode; }
CBaseGroundTextures* GetGroundTextures() { return groundTextures; }
GLuint GetInfoTexture(unsigned int idx) const { return infoTextureIDs[idx]; }
GLuint GetActiveInfoTexture() const { return infoTextureIDs[drawMode]; }
int2 GetInfoTexSize() const;
void UpdateCamRestraints(CCamera* camera);
public:
bool drawRadarAndJammer;
bool drawLineOfSight;
bool highResLosTex;
bool highResInfoTex;
bool highResInfoTexWanted;
float LODScaleReflection;
float LODScaleRefraction;
float LODScaleTerrainReflection;
int jamColor[3];
int losColor[3];
int radarColor[3];
int alwaysColor[3];
static const int losColorScale = 10000;
int updateTextureState;
int extraTextureUpdateRate;
protected:
BaseGroundDrawMode drawMode;
// note: first texture ID is always 0!
GLuint infoTextureIDs[NUM_INFOTEXTURES];
PBO infoTexPBO;
CHeightLinePalette* heightLinePal;
CBaseGroundTextures* groundTextures;
bool drawMapEdges;
bool drawDeferred;
bool wireframe;
bool advShading;
};
#endif // _BASE_GROUND_DRAWER_H
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