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-rw-r--r--src/jake2/render/lwjgl/Warp.java268
1 files changed, 135 insertions, 133 deletions
diff --git a/src/jake2/render/lwjgl/Warp.java b/src/jake2/render/lwjgl/Warp.java
index 57e25d5..ee869a8 100644
--- a/src/jake2/render/lwjgl/Warp.java
+++ b/src/jake2/render/lwjgl/Warp.java
@@ -2,7 +2,7 @@
* Warp.java
* Copyright (C) 2003
*
- * $Id: Warp.java,v 1.4 2005-01-10 00:05:22 cawe Exp $
+ * $Id: Warp.java,v 1.5 2005-01-17 15:42:29 cawe Exp $
*/
/*
Copyright (C) 1997-2001 Id Software, Inc.
@@ -30,6 +30,7 @@ import jake2.Globals;
import jake2.qcommon.Com;
import jake2.render.*;
import jake2.util.Math3D;
+import jake2.util.Vec3Cache;
import org.lwjgl.opengl.GL11;
@@ -39,8 +40,6 @@ import org.lwjgl.opengl.GL11;
* @author cwei
*/
public abstract class Warp extends Model {
-
-
// warpsin.h
public static final float[] SIN = {
0f, 0.19633f, 0.392541f, 0.588517f, 0.784137f, 0.979285f, 1.17384f, 1.3677f,
@@ -77,9 +76,6 @@ public abstract class Warp extends Model {
-1.56072f, -1.3677f, -1.17384f, -0.979285f, -0.784137f, -0.588517f, -0.392541f, -0.19633f
};
- // gl_warp.c -- sky and water polygons
- //extern model_t *loadmodel; // Model.java
-
String skyname;
float skyrotate;
float[] skyaxis = {0, 0, 0};
@@ -89,18 +85,22 @@ public abstract class Warp extends Model {
static final int SUBDIVIDE_SIZE = 64;
- void BoundPoly(int numverts, float[][] verts, float[] mins, float[] maxs)
- {
- int i, j;
- float[] v;
-
+ /**
+ * BoundPoly
+ * @param numverts
+ * @param verts
+ * @param mins
+ * @param maxs
+ */
+ void BoundPoly(int numverts, float[][] verts, float[] mins, float[] maxs) {
mins[0] = mins[1] = mins[2] = 9999;
maxs[0] = maxs[1] = maxs[2] = -9999;
- for (i=0 ; i<numverts ; i++)
- {
+
+ int j;
+ float[] v;
+ for (int i=0 ; i<numverts ; i++) {
v = verts[i];
- for (j=0 ; j<3 ; j++)
- {
+ for (j=0 ; j<3 ; j++) {
if (v[j] < mins[j])
mins[j] = v[j];
if (v[j] > maxs[j])
@@ -109,28 +109,30 @@ public abstract class Warp extends Model {
}
}
+ /**
+ * SubdividePolygon
+ * @param numverts
+ * @param verts
+ */
void SubdividePolygon(int numverts, float[][] verts)
{
int i, j, k;
- float[] mins = {0, 0, 0};
- float[] maxs = {0, 0, 0};
float m;
- float[] v = {0, 0, 0};
float[][] front = new float[64][3];
float[][] back = new float[64][3];
int f, b;
float[] dist = new float[64];
float frac;
- float s, t;
- float[] total = {0, 0, 0};
- float total_s, total_t;
if (numverts > 60)
Com.Error(Defines.ERR_DROP, "numverts = " + numverts);
- BoundPoly(numverts, verts, mins, maxs);
+ float[] mins = Vec3Cache.get();
+ float[] maxs = Vec3Cache.get();
+ BoundPoly(numverts, verts, mins, maxs);
+ float[] v;
// x,y und z
for (i=0 ; i<3 ; i++)
{
@@ -150,7 +152,7 @@ public abstract class Warp extends Model {
dist[j] = dist[0];
Math3D.VectorCopy(verts[0], verts[numverts]);
-
+
f = b = 0;
for (j=0 ; j<numverts ; j++)
{
@@ -181,9 +183,13 @@ public abstract class Warp extends Model {
SubdividePolygon(f, front);
SubdividePolygon(b, back);
+
+ Vec3Cache.release(2); // mins, maxs
return;
}
-
+
+ Vec3Cache.release(2); // mins, maxs
+
// add a point in the center to help keep warp valid
// wird im Konstruktor erschlagen
@@ -194,10 +200,13 @@ public abstract class Warp extends Model {
poly.next = warpface.polys;
warpface.polys = poly;
+
+ float[] total = Vec3Cache.get();
Math3D.VectorClear(total);
- total_s = 0;
- total_t = 0;
- for (i = 0; i < numverts; i++) {
+ float total_s = 0;
+ float total_t = 0;
+ float s, t;
+ for (i = 0; i < numverts; i++) {
poly.x(i + 1, verts[i][0]);
poly.y(i + 1, verts[i][1]);
poly.z(i + 1, verts[i][2]);
@@ -226,19 +235,17 @@ public abstract class Warp extends Model {
poly.t1(i + 1, poly.t1(1));
poly.s2(i + 1, poly.s2(1));
poly.t2(i + 1, poly.t2(1));
+
+ Vec3Cache.release(); // total
}
- /*
- ================
- GL_SubdivideSurface
-
- Breaks a polygon up along axial 64 unit
- boundaries so that turbulent and sky warps
- can be done reasonably.
- ================
- */
- float[][] tmpVerts = new float[64][3];
-
+ private final float[][] tmpVerts = new float[64][3];
+ /**
+ * GL_SubdivideSurface
+ * Breaks a polygon up along axial 64 unit
+ * boundaries so that turbulent and sky warps
+ * can be done reasonably.
+ */
void GL_SubdivideSurface(msurface_t fa) {
float[][] verts = tmpVerts;
float[] vec;
@@ -260,40 +267,26 @@ public abstract class Warp extends Model {
SubdividePolygon(numverts, verts);
}
-// =========================================================
-
-
-
-//// speed up sin calculations - Ed
-// float r_turbsin[] =
-// {
-// #include "warpsin.h"
-// };
+// =========================================================
static final float TURBSCALE = (float)(256.0f / (2 * Math.PI));
- /*
- =============
- EmitWaterPolys
-
- Does a water warp on the pre-fragmented glpoly_t chain
- =============
- */
+ /**
+ * EmitWaterPolys
+ * Does a water warp on the pre-fragmented glpoly_t chain
+ */
void EmitWaterPolys(msurface_t fa)
{
- glpoly_t p, bp;
- float[] v;
- int i;
- float s = 0;
- float t = 0;
- float os, ot;
- float scroll;
float rdt = r_newrefdef.time;
+ float scroll;
if ((fa.texinfo.flags & Defines.SURF_FLOWING) != 0)
scroll = -64 * ( (r_newrefdef.time*0.5f) - (int)(r_newrefdef.time*0.5f) );
else
scroll = 0;
+ int i;
+ float s, t, os, ot;
+ glpoly_t p, bp;
for (bp = fa.polys; bp != null; bp = bp.next) {
p = bp;
@@ -320,7 +313,6 @@ public abstract class Warp extends Model {
// ===================================================================
-
float[][] skyclip = {
{ 1, 1, 0},
{ 1, -1, 0},
@@ -363,18 +355,20 @@ public abstract class Warp extends Model {
float[][] skymaxs = new float[2][6];
float sky_min, sky_max;
- void DrawSkyPolygon (int nump, float[][] vecs)
+ // stack variable
+ private final float[] v = {0, 0, 0};
+ private final float[] av = {0, 0, 0};
+ /**
+ * DrawSkyPolygon
+ * @param nump
+ * @param vecs
+ */
+ void DrawSkyPolygon(int nump, float[][] vecs)
{
- int i,j;
- float[] v = {0, 0, 0};
- float[] av = {0, 0, 0};
- float s, t, dv;
- int axis;
- float[] vp;
-
c_sky++;
// decide which face it maps to
Math3D.VectorCopy(Globals.vec3_origin, v);
+ int i, axis;
for (i=0; i<nump ; i++)
{
Math3D.VectorAdd(vecs[i], v, v);
@@ -405,6 +399,8 @@ public abstract class Warp extends Model {
}
// project new texture coords
+ float s, t, dv;
+ int j;
for (i=0 ; i<nump ; i++)
{
j = vec_to_st[axis][2];
@@ -447,15 +443,14 @@ public abstract class Warp extends Model {
int[] sides = new int[MAX_CLIP_VERTS];
float[][][][] newv = new float[6][2][MAX_CLIP_VERTS][3];
+ /**
+ * ClipSkyPolygon
+ * @param nump
+ * @param vecs
+ * @param stage
+ */
void ClipSkyPolygon(int nump, float[][] vecs, int stage)
{
- float[] norm;
- float[] v;
- boolean front, back;
- float d, e;
- int[] newc = { 0, 0 };
- int i, j;
-
if (nump > MAX_CLIP_VERTS-2)
Com.Error(Defines.ERR_DROP, "ClipSkyPolygon: MAX_CLIP_VERTS");
if (stage == 6)
@@ -464,8 +459,12 @@ public abstract class Warp extends Model {
return;
}
- front = back = false;
- norm = skyclip[stage];
+ boolean front = false;
+ boolean back = false;
+ float[] norm = skyclip[stage];
+
+ int i;
+ float d;
for (i=0 ; i<nump ; i++)
{
d = Math3D.DotProduct(vecs[i], norm);
@@ -494,26 +493,29 @@ public abstract class Warp extends Model {
sides[i] = sides[0];
dists[i] = dists[0];
Math3D.VectorCopy(vecs[0], vecs[i]);
- newc[0] = newc[1] = 0;
+ int newc0 = 0; int newc1 = 0;
+ float[] v;
+ float e;
+ int j;
for (i=0; i<nump ; i++)
{
v = vecs[i];
switch (sides[i])
{
case SIDE_FRONT:
- Math3D.VectorCopy(v, newv[stage][0][newc[0]]);
- newc[0]++;
+ Math3D.VectorCopy(v, newv[stage][0][newc0]);
+ newc0++;
break;
case SIDE_BACK:
- Math3D.VectorCopy(v, newv[stage][1][newc[1]]);
- newc[1]++;
+ Math3D.VectorCopy(v, newv[stage][1][newc1]);
+ newc1++;
break;
case SIDE_ON:
- Math3D.VectorCopy(v, newv[stage][0][newc[0]]);
- newc[0]++;
- Math3D.VectorCopy (v, newv[stage][1][newc[1]]);
- newc[1]++;
+ Math3D.VectorCopy(v, newv[stage][0][newc0]);
+ newc0++;
+ Math3D.VectorCopy (v, newv[stage][1][newc1]);
+ newc1++;
break;
}
@@ -524,25 +526,23 @@ public abstract class Warp extends Model {
for (j=0 ; j<3 ; j++)
{
e = v[j] + d * (vecs[i + 1][j] - v[j]);
- newv[stage][0][newc[0]][j] = e;
- newv[stage][1][newc[1]][j] = e;
+ newv[stage][0][newc0][j] = e;
+ newv[stage][1][newc1][j] = e;
}
- newc[0]++;
- newc[1]++;
+ newc0++;
+ newc1++;
}
// continue
- ClipSkyPolygon(newc[0], newv[stage][0], stage+1);
- ClipSkyPolygon(newc[1], newv[stage][1], stage+1);
+ ClipSkyPolygon(newc0, newv[stage][0], stage+1);
+ ClipSkyPolygon(newc1, newv[stage][1], stage+1);
}
float[][] verts = new float[MAX_CLIP_VERTS][3];
- /*
- =================
- R_AddSkySurface
- =================
- */
+ /**
+ * R_AddSkySurface
+ */
void R_AddSkySurface(msurface_t fa)
{
// calculate vertex values for sky box
@@ -556,39 +556,46 @@ public abstract class Warp extends Model {
}
}
-
- /*
- ==============
- R_ClearSkyBox
- ==============
- */
+ /**
+ * R_ClearSkyBox
+ */
void R_ClearSkyBox()
{
+ float[] skymins0 = skymins[0];
+ float[] skymins1 = skymins[1];
+ float[] skymaxs0 = skymaxs[0];
+ float[] skymaxs1 = skymaxs[1];
+
for (int i=0 ; i<6 ; i++)
{
- skymins[0][i] = skymins[1][i] = 9999;
- skymaxs[0][i] = skymaxs[1][i] = -9999;
+ skymins0[i] = skymins1[i] = 9999;
+ skymaxs0[i] = skymaxs1[i] = -9999;
}
}
-
-
- void MakeSkyVec (float s, float t, int axis)
+
+ // stack variable
+ private final float[] v1 = {0, 0, 0};
+ private final float[] b = {0, 0, 0};
+ /**
+ * MakeSkyVec
+ * @param s
+ * @param t
+ * @param axis
+ */
+ void MakeSkyVec(float s, float t, int axis)
{
- float[] v = {0, 0, 0};
- float[] b = {0, 0, 0};
- int j, k;
-
b[0] = s*2300;
b[1] = t*2300;
b[2] = 2300;
+ int j, k;
for (j=0 ; j<3 ; j++)
{
k = st_to_vec[axis][j];
if (k < 0)
- v[j] = -b[-k - 1];
+ v1[j] = -b[-k - 1];
else
- v[j] = b[k - 1];
+ v1[j] = b[k - 1];
}
// avoid bilerp seam
@@ -606,16 +613,14 @@ public abstract class Warp extends Model {
t = 1.0f - t;
gl.glTexCoord2f (s, t);
- gl.glVertex3f(v[0], v[1], v[2]);
+ gl.glVertex3f(v1[0], v1[1], v1[2]);
}
- /*
- ==============
- R_DrawSkyBox
- ==============
- */
int[] skytexorder = {0,2,1,3,4,5};
+ /**
+ * R_DrawSkyBox
+ */
void R_DrawSkyBox()
{
int i;
@@ -660,28 +665,25 @@ public abstract class Warp extends Model {
gl.glPopMatrix ();
}
-
- /*
- ============
- R_SetSky
- ============
- */
// 3dstudio environment map names
String[] suf = {"rt", "bk", "lf", "ft", "up", "dn"};
+ /**
+ * R_SetSky
+ * @param name
+ * @param rotate
+ * @param axis
+ */
protected void R_SetSky(String name, float rotate, float[] axis)
{
assert (axis.length == 3) : "vec3_t bug";
- int i;
String pathname;
-
-// strncpy (skyname, name, sizeof(skyname)-1);
skyname = name;
skyrotate = rotate;
Math3D.VectorCopy(axis, skyaxis);
- for (i=0 ; i<6 ; i++)
+ for (int i=0 ; i<6 ; i++)
{
// chop down rotating skies for less memory
if (gl_skymip.value != 0 || skyrotate != 0)
@@ -713,4 +715,4 @@ public abstract class Warp extends Model {
}
}
}
-}
+} \ No newline at end of file
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-01 22:26:58 +0000