gzdoom-gles/src/swrenderer/plane/r_visibleplane.h
2016-12-31 12:45:07 +01:00

67 lines
1.7 KiB
C++

#pragma once
#include <stddef.h>
#include "r_defs.h"
class ASkyViewpoint;
class ADynamicLight;
struct FLightNode;
struct FDynamicColormap;
struct FSectorPortal;
namespace swrenderer
{
struct visplane_light
{
ADynamicLight *lightsource;
visplane_light *next;
};
struct visplane_t
{
visplane_t *next; // Next visplane in hash chain -- killough
FDynamicColormap *colormap; // [RH] Support multiple colormaps
FSectorPortal *portal; // [RH] Support sky boxes
visplane_light *lights;
FTransform xform;
secplane_t height;
FTextureID picnum;
int lightlevel;
int left, right;
int sky;
// [RH] This set of variables copies information from the time when the
// visplane is created. They are only used by stacks so that you can
// have stacked sectors inside a skybox. If the visplane is not for a
// stack, then they are unused.
int extralight;
double visibility;
DVector3 viewpos;
DAngle viewangle;
fixed_t Alpha;
bool Additive;
// kg3D - keep track of mirror and skybox owner
int CurrentSkybox;
int CurrentPortalUniq; // mirror counter, counts all of them
int MirrorFlags; // this is not related to CurrentMirror
unsigned short *bottom; // [RH] bottom and top arrays are dynamically
unsigned short pad; // allocated immediately after the
unsigned short top[]; // visplane.
};
#define MAXVISPLANES 128 /* must be a power of 2 */
#define visplane_hash(picnum,lightlevel,height) ((unsigned)((picnum)*3+(lightlevel)+(FLOAT2FIXED((height).fD()))*7) & (MAXVISPLANES-1))
extern visplane_t *visplanes[MAXVISPLANES + 1];
extern visplane_t *freetail;
extern visplane_t **freehead;
void R_DeinitPlanes();
visplane_t *new_visplane(unsigned hash);
void R_PlaneInitData();
}