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Hack to avoid horizontal shadow maps.

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git-svn-id: https://svn.eduke32.com/eduke32@1274 1a8010ca-5511-0410-912e-c29ae57300e0
This commit is contained in:
plagman 2009-03-27 13:46:40 +00:00
parent 0cd0afa945
commit 6e13967287
2 changed files with 17 additions and 10 deletions
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4
polymer/eduke32/build/include/polymer.h
View file

@ -127,9 +127,7 @@ typedef struct s_prprogrambit {
// LIGHTS
#define PR_MAXLIGHTS 128
#define PR_SM3_MAXLIGHTS 4
#define STR_EXPAND(tok) #tok
#define STR(tok) STR_EXPAND(tok)
#define SHADOW_DEPTH_OFFSET 30
typedef struct s_prlight {
int32_t x, y, z, horiz, range;

23
polymer/eduke32/build/src/polymer.c
View file

@ -846,8 +846,9 @@ void polymer_drawsprite(int32_t snum)
bglScalef((float)(xsize), (float)(ysize), 1.0f);
prsectors[tspr->sectnum]->wallsproffset += 0.5f;
/* bglPolygonOffset(-prsectors[tspr->sectnum]->wallsproffset,
-prsectors[tspr->sectnum]->wallsproffset);*/
if (!depth || mirrors[depth-1].plane)
bglPolygonOffset(-1.0f, -1.0f);
break;
case 2:
ang = (float)((tspr->ang + 1024) & 2047) / (2048.0f / 360.0f);
@ -860,8 +861,8 @@ void polymer_drawsprite(int32_t snum)
inbuffer = horizsprite;
prsectors[tspr->sectnum]->floorsproffset += 0.5f;
/* bglPolygonOffset(-prsectors[tspr->sectnum]->floorsproffset,
-prsectors[tspr->sectnum]->floorsproffset);*/
if (!depth || mirrors[depth-1].plane)
bglPolygonOffset(-1.0f, -1.0f);
break;
}
@ -898,11 +899,13 @@ void polymer_drawsprite(int32_t snum)
if ((tspr->cstat & 64) && (((tspr->cstat>>4) & 3) == 1))
bglEnable(GL_CULL_FACE);
// bglEnable(GL_POLYGON_OFFSET_FILL);
if (!depth || mirrors[depth-1].plane)
bglEnable(GL_POLYGON_OFFSET_FILL);
polymer_drawplane(&spriteplane);
// bglDisable(GL_POLYGON_OFFSET_FILL);
if (!depth || mirrors[depth-1].plane)
bglDisable(GL_POLYGON_OFFSET_FILL);
if ((tspr->cstat & 64) && (((tspr->cstat>>4) & 3) == 1))
bglDisable(GL_CULL_FACE);
@ -962,6 +965,12 @@ void polymer_addlight(_prlight light)
if (light.radius) {
float radius, ang, horizang, lightpos[3];
// hack to avoid lights beams perpendicular to walls
if ((light.horiz <= 100) && (light.horiz > 90))
light.horiz = 90;
if ((light.horiz > 100) && (light.horiz < 110))
light.horiz = 110;
lightpos[0] = light.y;
lightpos[1] = -light.z / 16.0f;
lightpos[2] = -light.x;
@ -3648,7 +3657,7 @@ static void polymer_prepareshadows(void)
bglLoadMatrixf(prlights[i].transform);
bglEnable(GL_POLYGON_OFFSET_FILL);
bglPolygonOffset(15, 15);
bglPolygonOffset(5, SHADOW_DEPTH_OFFSET);
// for wallvisible()
gx = globalposx;