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BUT YOU DONT KNOW HOW.. ?

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git-svn-id: https://svn.eduke32.com/eduke32@700 1a8010ca-5511-0410-912e-c29ae57300e0
This commit is contained in:
plagman 2008-04-09 07:59:37 +00:00
parent 7c7b1c6590
commit 7b03cef01a
2 changed files with 18 additions and 12 deletions
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1
polymer/build/include/polymer.h
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@ -88,6 +88,7 @@ typedef struct s_prwall {
GLfloat* overbuffer;
GLfloat* portal;
GLfloat* bigportal;
GLdouble plane[4];
// attributes
GLfloat wallcolor[4], overcolor[4], maskcolor[4];
GLuint wallglpic, overglpic, wallfbglpic, overfbglpic, maskglpic;

29
polymer/build/src/polymer.c
View file

@ -1644,6 +1644,8 @@ static void polymer_updatewall(short wallnum)
memcpy(&w->bigportal[6], &s->ceilbuffer[(wal->point2 - sec->wallptr) * 5], sizeof(GLfloat) * 3);
memcpy(&w->bigportal[9], &s->ceilbuffer[(wallnum - sec->wallptr) * 5], sizeof(GLfloat) * 3);
polymer_buffertoplane(w->portal, NULL, w->plane);
w->controlstate = 1;
if (pr_verbosity >= 3) OSD_Printf("PR : Updated wall %i.\n", wallnum);
@ -1660,18 +1662,20 @@ static void polymer_drawwall(short sectnum, short wallnum)
if ((w->underover & 1) && !(w->underover & 4))
{
polymer_drawplane(sectnum, wallnum, w->wallglpic, w->wallcolor,
w->wallbuffer, NULL, 0, NULL);
w->wallbuffer, NULL, 0, w->plane);
}
if ((w->underover & 2) && !(w->underover & 8))
{
polymer_drawplane(sectnum, wallnum, w->overglpic, w->overcolor,
w->overbuffer, NULL, 0, NULL);
w->overbuffer, NULL, 0, w->plane);
}
if (pr_verbosity >= 3) OSD_Printf("PR : Finished drawing wall %i...\n", wallnum);
}
#define INDICE(n) ((indices) ? (indices[i+n]*5) : ((i+n)*5))
// HSR
static void polymer_buffertoplane(GLfloat* buffer, GLushort* indices, GLdouble* plane)
{
@ -1680,21 +1684,22 @@ static void polymer_buffertoplane(GLfloat* buffer, GLushort* indices, GL
i = 0;
do {
vec1[0] = buffer[(indices[i+1]*5) + 0] - buffer[(indices[i+0]*5) + 0];
vec1[1] = buffer[(indices[i+1]*5) + 1] - buffer[(indices[i+0]*5) + 1];
vec1[2] = buffer[(indices[i+1]*5) + 2] - buffer[(indices[i+0]*5) + 2];
vec1[0] = buffer[(INDICE(1)) + 0] - buffer[(INDICE(0)) + 0];
vec1[1] = buffer[(INDICE(1)) + 1] - buffer[(INDICE(0)) + 1];
vec1[2] = buffer[(INDICE(1)) + 2] - buffer[(INDICE(0)) + 2];
vec2[0] = buffer[(indices[i+2]*5) + 0] - buffer[(indices[i+1]*5) + 0];
vec2[1] = buffer[(indices[i+2]*5) + 1] - buffer[(indices[i+1]*5) + 1];
vec2[2] = buffer[(indices[i+2]*5) + 2] - buffer[(indices[i+1]*5) + 2];
vec2[0] = buffer[(INDICE(2)) + 0] - buffer[(INDICE(1)) + 0];
vec2[1] = buffer[(INDICE(2)) + 1] - buffer[(INDICE(1)) + 1];
vec2[2] = buffer[(INDICE(2)) + 2] - buffer[(INDICE(1)) + 2];
polymer_crossproduct(vec2, vec1, plane);
polymer_crossproduct(vec2, vec1, plane);
// normalize
vec1[0] = plane[0] * plane[0] + plane[1] * plane[1] + plane[2] * plane[2];
i+= 3;
// normalize
vec1[0] = plane[0] * plane[0] + plane[1] * plane[1] + plane[2] * plane[2];
i+= 3;
}
while (vec1[0] == 0);
vec1[0] = sqrt(vec1[0]);
plane[0] /= vec1[0];
plane[1] /= vec1[0];