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Fixes to light-level detection code.

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This commit is contained in:
Dmitry 2019-05-10 13:51:09 +03:00 • committed by jeefo
commit fbd42b92d1
6 changed files with 96 additions and 57 deletions
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6
include/corelib.h
View file

@ -371,7 +371,11 @@ public:
}
inline int avg (void) const {
return (red + green + blue) / (sizeof (SimpleColor) / sizeof (int));
return sum () / (sizeof (SimpleColor) / sizeof (int));
}
inline int sum (void) const {
return red + green + blue;
}
};

6
include/engine.h
View file

@ -409,6 +409,7 @@ private:
public:
LightMeasure (void) : m_doAnimation (false), m_worldModel (nullptr) {
initializeLightstyles ();
m_point.reset ();
}
@ -416,8 +417,11 @@ public:
void initializeLightstyles (void);
void animateLight (void);
bool recursiveLightPoint (const mnode_t *node, const Vector &start, const Vector &end);
float getLightLevel (const Vector &point);
float getSkiesColor (void);
private:
template <typename S, typename M> bool recursiveLightPoint (const M *node, const Vector &start, const Vector &end);
public:
inline void resetWorldModel (void) {

90
include/engine/model.h
View file

@ -50,17 +50,28 @@ typedef struct {
typedef struct {
float vecs[2][4]; // [s/t] unit vectors in world space [i][3] is the s/t offset relative to the origin s or t = dot( 3Dpoint, vecs[i] ) + vecs[i][3]
float mipadjust; // mipmap limits for very small surfaces
struct texture_t* texture;
struct texture_t *texture;
int flags; // sky or slime, no lightmap or 256 subdivision
} mtexinfo_t;
typedef struct mnode_hw_s {
int contents; // 0, to differentiate from leafs
int visframe; // node needs to be traversed if current
float minmaxs[6]; // for bounding box culling
struct mnode_s *parent;
mplane_t *plane;
struct mnode_s *children[2];
unsigned short firstsurface;
unsigned short numsurfaces;
} mnode_hw_t;
typedef struct mnode_s {
int contents; // 0, to differentiate from leafs
int visframe; // node needs to be traversed if current
float minmaxs[6]; // for bounding box culling
struct mnode_s* parent;
mplane_t* plane;
struct mnode_s* children[2];
short minmaxs[6]; // for bounding box culling
struct mnode_s *parent;
mplane_t *plane;
struct mnode_s *children[2];
unsigned short firstsurface;
unsigned short numsurfaces;
} mnode_t;
@ -69,26 +80,43 @@ typedef struct {
byte r, g, b;
} color24;
typedef struct msurface_s {
typedef struct msurface_hw_s {
int visframe; // should be drawn when node is crossed
mplane_t* plane; // pointer to shared plane
mplane_t *plane; // pointer to shared plane
int flags; // see SURF_ #defines
int firstedge; // look up in model->surfedges[], negative numbers
int numedges; // are backwards edges
short texturemins[2];
short extents[2];
int light_s, light_t; // gl lightmap coordinates
struct glpoly_t* polys; // multiple if warped
struct msurface_s* texturechain;
mtexinfo_t* texinfo;
struct glpoly_t *polys; // multiple if warped
struct msurface_s *texturechain;
mtexinfo_t *texinfo;
int dlightframe; // last frame the surface was checked by an animated light
int dlightbits; // dynamically generated. Indicates if the surface illumination is modified by an animated light.
int lightmaptexturenum;
byte styles[MAXLIGHTMAPS];
int cached_light[MAXLIGHTMAPS]; // values currently used in lightmap
msurface_s* lightmapchain; // for new dlights rendering (was cached_dlight)
color24* samples; // note: this is the actual lightmap data for this surface
struct decal_t* pdecals;
qboolean cached_dlight; // true if dynamic light in cache
color24 *samples; // note: this is the actual lightmap data for this surface
struct decal_t *pdecals;
} msurface_hw_t;
typedef struct msurface_s {
int visframe; // should be drawn when node is crossed
int dlightframe; // last frame the surface was checked by an animated light
int dlightbits; // dynamically generated. Indicates if the surface illumination is modified by an animated light.
mplane_t *plane; // pointer to shared plane
int flags; // see SURF_ #defines
int firstedge; // look up in model->surfedges[], negative numbers
int numedges; // are backwards edges
struct surfcache_s *cachespots[4]; // surface generation data
short texturemins[2]; // smallest s/t position on the surface.
short extents[2]; // ?? s/t texture size, 1..256 for all non-sky surfaces
mtexinfo_t *texinfo;
byte styles[MAXLIGHTMAPS]; // index into d_lightstylevalue[] for animated lights no one surface can be effected by more than 4 animated lights.
color24 *samples;
struct decal_t *pdecals;
} msurface_t;
typedef struct cache_user_s {
@ -96,8 +124,8 @@ typedef struct cache_user_s {
} cache_user_t;
typedef struct hull_s {
struct dclipnode_t* clipnodes;
mplane_t* planes;
struct dclipnode_t *clipnodes;
mplane_t *planes;
int firstclipnode;
int lastclipnode;
vec3_t clip_mins;
@ -109,40 +137,40 @@ typedef struct model_s {
qboolean needload; // bmodels and sprites don't cache normally
int type; // model type
int numframes; // sprite's framecount
byte* mempool; // private mempool (was synctype)
byte *mempool; // private mempool (was synctype)
int flags; // hl compatibility
vec3_t mins, maxs; // bounding box at angles '0 0 0'
float radius;
int firstmodelsurface;
int nummodelsurfaces;
int numsubmodels;
struct dmodel_t* submodels; // or studio animations
struct dmodel_t *submodels; // or studio animations
int numplanes;
mplane_t* planes;
mplane_t *planes;
int numleafs; // number of visible leafs, not counting 0
struct mleaf_t* leafs;
struct mleaf_t *leafs;
int numvertexes;
mvertex_t* vertexes;
mvertex_t *vertexes;
int numedges;
struct medge_t* edges;
struct medge_t *edges;
int numnodes;
mnode_t* nodes;
mnode_t *nodes;
int numtexinfo;
mtexinfo_t* texinfo;
mtexinfo_t *texinfo;
int numsurfaces;
msurface_t* surfaces;
msurface_t *surfaces;
int numsurfedges;
int* surfedges;
int *surfedges;
int numclipnodes;
struct dclipnode_t* clipnodes;
struct dclipnode_t *clipnodes;
int nummarksurfaces;
msurface_t** marksurfaces;
msurface_t **marksurfaces;
hull_t hulls[MAX_MAP_HULLS];
int numtextures;
texture_t** textures;
byte* visdata;
color24* lightdata;
char* entities;
texture_t **textures;
byte *visdata;
color24 *lightdata;
char *entities;
cache_user_t cache; // only access through Mod_Extradata
} model_t;

29
source/engine.cpp
View file

@ -9,6 +9,10 @@
#include <yapb.h>
ConVar sv_skycolor_r ("sv_skycolor_r", nullptr, VT_NOREGISTER);
ConVar sv_skycolor_g ("sv_skycolor_g", nullptr, VT_NOREGISTER);
ConVar sv_skycolor_b ("sv_skycolor_b", nullptr, VT_NOREGISTER);
Engine::Engine (void) {
m_startEntity = nullptr;
m_localEntity = nullptr;
@ -1138,7 +1142,7 @@ void LightMeasure::animateLight (void) {
}
}
inline bool LightMeasure::recursiveLightPoint (const mnode_t *node, const Vector &start, const Vector &end) {
template <typename S, typename M> bool LightMeasure::recursiveLightPoint (const M *node, const Vector &start, const Vector &end) {
if (node->contents < 0) {
return false;
}
@ -1153,7 +1157,7 @@ inline bool LightMeasure::recursiveLightPoint (const mnode_t *node, const Vector
// if they're both on the same side of the plane, don't bother to split just check the appropriate child
if ((back < 0.0f) == side) {
return recursiveLightPoint (node->children[side], start, end);
return recursiveLightPoint <S, M> (reinterpret_cast <M *> (node->children[side]), start, end);
}
// calculate mid point
@ -1161,7 +1165,7 @@ inline bool LightMeasure::recursiveLightPoint (const mnode_t *node, const Vector
auto mid = start + (end - start) * frac;
// go down front side
if (recursiveLightPoint (node->children[side], start, mid)) {
if (recursiveLightPoint <S, M> (reinterpret_cast <M *> (node->children[side]), start, mid)) {
return true; // hit something
}
@ -1173,7 +1177,7 @@ inline bool LightMeasure::recursiveLightPoint (const mnode_t *node, const Vector
// check for impact on this node
// lightspot = mid;
// lightplane = plane;
auto surf = reinterpret_cast <msurface_t *> (m_worldModel->surfaces) + node->firstsurface;
auto surf = reinterpret_cast <S *> (m_worldModel->surfaces) + node->firstsurface;
for (int i = 0; i < node->numsurfaces; i++, surf++) {
if (surf->flags & SURF_DRAWTILED) {
@ -1228,7 +1232,7 @@ inline bool LightMeasure::recursiveLightPoint (const mnode_t *node, const Vector
return true;
}
return recursiveLightPoint (node->children[!side], mid, end); // go down back side
return recursiveLightPoint <S, M> (reinterpret_cast <M *> (node->children[!side]), mid, end); // go down back side
}
float LightMeasure::getLightLevel (const Vector &point) {
@ -1243,5 +1247,16 @@ float LightMeasure::getLightLevel (const Vector &point) {
Vector endPoint (point);
endPoint.z -= 2048.0f;
return recursiveLightPoint (m_worldModel->nodes, point, endPoint) == false ? 0.0f : 100 * cr::sqrtf (cr::min (75.0f, static_cast <float> (m_point.avg ())) / 75.0f);
}
// it's depends if we're are on dedicated or on listenserver
auto recursiveCheck = [&] (void) -> bool {
if (!engine.isDedicated () || (g_gameFlags & GAME_XASH_ENGINE)) {
return recursiveLightPoint <msurface_hw_t, mnode_hw_t> (reinterpret_cast <mnode_hw_t *> (m_worldModel->nodes), point, endPoint);
}
return recursiveLightPoint <msurface_t, mnode_t> (m_worldModel->nodes, point, endPoint);
};
return !recursiveCheck () ? 0.0f : 100 * cr::sqrtf (cr::min (75.0f, static_cast <float> (m_point.avg ())) / 75.0f);
}
float LightMeasure::getSkiesColor (void) {
return sv_skycolor_r.flt () + sv_skycolor_g.flt () + sv_skycolor_b.flt ();
}

17
source/interface.cpp
View file

@ -201,6 +201,11 @@ int handleBotCommands (edict_t *ent, const char *arg0, const char *arg1, const c
engine.centerPrint ("You're dead, and have no access to this menu");
}
}
else if (stricmp (arg0, "glp") == 0) {
for (int i = 0; i < waypoints.length (); i++) {
engine.print ("%d - %f - %f", i, waypoints.getLightLevel (i), illum.getSkiesColor ());
}
}
// waypoint manimupulation (really obsolete, can be edited through menu) (supported only on listen server)
else if (stricmp (arg0, "waypoint") == 0 || stricmp (arg0, "wp") == 0 || stricmp (arg0, "wpt") == 0) {
@ -353,18 +358,6 @@ int handleBotCommands (edict_t *ent, const char *arg0, const char *arg1, const c
waypoints.cachePoint ();
}
else if (stricmp (arg1, "glp") == 0) {
for (int i = 0; i < waypoints.length (); i++) {
engine.print ("%d - %f", i, waypoints.getLightLevel (i));
}
}
// do a cleanup
else if (stricmp (arg1, "clean") == 0) {
if (!isEmptyStr (arg2)) {

5
source/waypoint.cpp
View file

@ -1370,10 +1370,6 @@ void Waypoint::initVisibility (void) {
void Waypoint::initLightLevels (void) {
// this function get's the light level for each waypoin on the map
// @todo: re-enable when working on flashlights
illum.enableAnimation (false);
return;
#if 0
// no waypoints ? no light levels, and only one-time init
if (!m_numWaypoints || !cr::fzero (m_waypointLightLevel[0])) {
return;
@ -1385,7 +1381,6 @@ void Waypoint::initLightLevels (void) {
}
// disable lightstyle animations on finish (will be auto-enabled on mapchange)
illum.enableAnimation (false);
#endif
}
void Waypoint::initTypes (void) {