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Move visplane_t to its own file

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This commit is contained in:
Magnus Norddahl 2016-12-30 06:42:20 +01:00
parent 775deeb151
commit 80e369541a
6 changed files with 178 additions and 197 deletions
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1
src/CMakeLists.txt
View file

@ -825,6 +825,7 @@ set( FASTMATH_PCH_SOURCES
swrenderer/scene/r_draw_segment.cpp
swrenderer/scene/r_portal_segment.cpp
swrenderer/scene/r_portal.cpp
swrenderer/scene/r_visible_plane.cpp
polyrenderer/poly_renderer.cpp
polyrenderer/scene/poly_scene.cpp
polyrenderer/scene/poly_portal.cpp

2
src/swrenderer/r_main.cpp
View file

@ -377,7 +377,6 @@ void R_InitRenderer()
// viewwidth / viewheight are set by the defaults
fillshort (zeroarray, MAXWIDTH, 0);
R_InitPlanes ();
R_InitShadeMaps();
R_InitColumnDrawers ();
}
@ -392,6 +391,7 @@ static void R_ShutdownRenderer()
{
R_DeinitSprites();
R_DeinitPlanes();
fakeActive = 0;
// Free openings
if (openings != NULL)
{

119
src/swrenderer/scene/r_plane.cpp
View file

@ -89,20 +89,9 @@ static void R_DrawSkyStriped (visplane_t *pl);
planefunction_t floorfunc;
planefunction_t ceilingfunc;
// [RH] Allocate one extra for sky box planes.
visplane_t *visplanes[MAXVISPLANES+1];
visplane_t *freetail;
visplane_t **freehead = &freetail;
visplane_t *floorplane;
visplane_t *ceilingplane;
// killough -- hash function for visplanes
// Empirically verified to be fairly uniform:
#define visplane_hash(picnum,lightlevel,height) \
((unsigned)((picnum)*3+(lightlevel)+(FLOAT2FIXED((height).fD()))*7) & (MAXVISPLANES-1))
// These are copies of the main parameters used when drawing stacked sectors.
// When you change the main parameters, you should copy them here too *unless*
// you are changing them to draw a stacked sector. Otherwise, stacked sectors
@ -146,44 +135,6 @@ static double basexfrac, baseyfrac;
void R_DrawSinglePlane (visplane_t *, fixed_t alpha, bool additive, bool masked);
//==========================================================================
//
// R_InitPlanes
//
// Called at game startup.
//
//==========================================================================
void R_InitPlanes ()
{
}
//==========================================================================
//
// R_DeinitPlanes
//
//==========================================================================
void R_DeinitPlanes ()
{
fakeActive = 0;
// do not use R_ClearPlanes because at this point the screen pointer is no longer valid.
for (int i = 0; i <= MAXVISPLANES; i++) // new code -- killough
{
for (*freehead = visplanes[i], visplanes[i] = NULL; *freehead; )
{
freehead = &(*freehead)->next;
}
}
for (visplane_t *pl = freetail; pl != NULL; )
{
visplane_t *next = pl->next;
free (pl);
pl = next;
}
}
//==========================================================================
//
// R_MapPlane
@ -537,38 +488,6 @@ void R_ClearPlanes (bool fullclear)
}
}
//==========================================================================
//
// new_visplane
//
// New function, by Lee Killough
// [RH] top and bottom buffers get allocated immediately after the visplane.
//
//==========================================================================
static visplane_t *new_visplane (unsigned hash)
{
visplane_t *check = freetail;
if (check == NULL)
{
check = (visplane_t *)M_Malloc (sizeof(*check) + 3 + sizeof(*check->top)*(MAXWIDTH*2));
memset(check, 0, sizeof(*check) + 3 + sizeof(*check->top)*(MAXWIDTH*2));
check->bottom = check->top + MAXWIDTH+2;
}
else if (NULL == (freetail = freetail->next))
{
freehead = &freetail;
}
check->lights = nullptr;
check->next = visplanes[hash];
visplanes[hash] = check;
return check;
}
//==========================================================================
//
// R_FindPlane
@ -1754,42 +1673,4 @@ void R_MapVisPlane (visplane_t *pl, void (*mapfunc)(int y, int x1))
ds_light_list = nullptr;
}
//==========================================================================
//
// R_PlaneInitData
//
//==========================================================================
bool R_PlaneInitData ()
{
int i;
visplane_t *pl;
// Free all visplanes and let them be re-allocated as needed.
pl = freetail;
while (pl)
{
visplane_t *next = pl->next;
M_Free (pl);
pl = next;
}
freetail = NULL;
freehead = &freetail;
for (i = 0; i < MAXVISPLANES; i++)
{
pl = visplanes[i];
visplanes[i] = NULL;
while (pl)
{
visplane_t *next = pl->next;
M_Free (pl);
pl = next;
}
}
return true;
}
}

80
src/swrenderer/scene/r_plane.h
View file

@ -23,63 +23,11 @@
#ifndef __R_PLANE_H__
#define __R_PLANE_H__
#include <stddef.h>
class ASkyViewpoint;
class ADynamicLight;
struct FLightNode;
#include "r_visible_plane.h"
namespace swrenderer
{
struct visplane_light
{
ADynamicLight *lightsource;
visplane_light *next;
};
//
// The infamous visplane
//
struct visplane_s
{
struct visplane_s *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.
};
typedef struct visplane_s visplane_t;
typedef void (*planefunction_t) (int top, int bottom);
extern planefunction_t floorfunc;
@ -90,8 +38,6 @@ extern short ceilingclip[MAXWIDTH];
extern float yslope[MAXHEIGHT];
void R_InitPlanes ();
void R_DeinitPlanes ();
void R_ClearPlanes (bool fullclear);
void R_AddPlaneLights(visplane_t *plane, FLightNode *light_head);
@ -108,32 +54,12 @@ void R_MapColoredPlane(int y, int x1);
void R_DrawFogBoundary(int x1, int x2, short *uclip, short *dclip);
visplane_t *R_FindPlane
( const secplane_t &height,
FTextureID picnum,
int lightlevel,
double alpha,
bool additive,
const FTransform &xform,
int sky,
FSectorPortal *portal);
visplane_t *R_CheckPlane (visplane_t *pl, int start, int stop);
// [RH] Added for multires support
bool R_PlaneInitData (void);
visplane_t *R_FindPlane(const secplane_t &height, FTextureID picnum, int lightlevel, double alpha, bool additive, const FTransform &xform, int sky, FSectorPortal *portal);
visplane_t *R_CheckPlane(visplane_t *pl, int start, int stop);
extern visplane_t* floorplane;
extern visplane_t* ceilingplane;
#define MAXVISPLANES 128 /* must be a power of 2 */
extern visplane_t *visplanes[MAXVISPLANES + 1];
extern visplane_t *freetail;
extern visplane_t **freehead;
}
#endif // __R_PLANE_H__

106
src/swrenderer/scene/r_visible_plane.cpp Normal file
View file

@ -0,0 +1,106 @@
#include <stdlib.h>
#include <float.h>
#include "templates.h"
#include "i_system.h"
#include "w_wad.h"
#include "doomdef.h"
#include "doomstat.h"
#include "swrenderer/r_main.h"
#include "swrenderer/scene/r_things.h"
#include "r_sky.h"
#include "stats.h"
#include "v_video.h"
#include "a_sharedglobal.h"
#include "c_console.h"
#include "cmdlib.h"
#include "d_net.h"
#include "g_level.h"
#include "r_bsp.h"
#include "r_visible_plane.h"
namespace swrenderer
{
// [RH] Allocate one extra for sky box planes.
visplane_t *visplanes[MAXVISPLANES + 1];
visplane_t *freetail;
visplane_t **freehead = &freetail;
namespace
{
enum { max_plane_lights = 32 * 1024 };
visplane_light plane_lights[max_plane_lights];
int next_plane_light = 0;
}
void R_DeinitPlanes()
{
// do not use R_ClearPlanes because at this point the screen pointer is no longer valid.
for (int i = 0; i <= MAXVISPLANES; i++) // new code -- killough
{
for (*freehead = visplanes[i], visplanes[i] = NULL; *freehead; )
{
freehead = &(*freehead)->next;
}
}
for (visplane_t *pl = freetail; pl != NULL; )
{
visplane_t *next = pl->next;
free(pl);
pl = next;
}
}
visplane_t *new_visplane(unsigned hash)
{
visplane_t *check = freetail;
if (check == NULL)
{
check = (visplane_t *)M_Malloc(sizeof(*check) + 3 + sizeof(*check->top)*(MAXWIDTH * 2));
memset(check, 0, sizeof(*check) + 3 + sizeof(*check->top)*(MAXWIDTH * 2));
check->bottom = check->top + MAXWIDTH + 2;
}
else if (NULL == (freetail = freetail->next))
{
freehead = &freetail;
}
check->lights = nullptr;
check->next = visplanes[hash];
visplanes[hash] = check;
return check;
}
void R_PlaneInitData()
{
int i;
visplane_t *pl;
// Free all visplanes and let them be re-allocated as needed.
pl = freetail;
while (pl)
{
visplane_t *next = pl->next;
M_Free(pl);
pl = next;
}
freetail = NULL;
freehead = &freetail;
for (i = 0; i < MAXVISPLANES; i++)
{
pl = visplanes[i];
visplanes[i] = NULL;
while (pl)
{
visplane_t *next = pl->next;
M_Free(pl);
pl = next;
}
}
}
}

67
src/swrenderer/scene/r_visible_plane.h Normal file
View file

@ -0,0 +1,67 @@
#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();
}