X-Git-Url: http://de.git.xonotic.org/?a=blobdiff_plain;f=r_explosion.c;h=bf336b6351a62528b81f6265630e907d6cc81c05;hb=b4b9ae3ea1a4d1252055e9a9969f4048ea3c3182;hp=aa08b1bfcd1204fd50cc9ba30de96795be2cea7f;hpb=63a4ff4563c4bbd232c265a288e9890e4015bd93;p=xonotic%2Fdarkplaces.git

diff --git a/r_explosion.c b/r_explosion.c
index aa08b1bf..bf336b63 100644
--- a/r_explosion.c
+++ b/r_explosion.c
@@ -29,7 +29,7 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 #define EXPLOSIONFADESTART (1.5f)
 #define EXPLOSIONFADERATE (3.0f)
 
-float explosiontexcoords[EXPLOSIONVERTS][4];
+float explosiontexcoord2f[EXPLOSIONVERTS][2];
 int explosiontris[EXPLOSIONTRIS][3];
 int explosionnoiseindex[EXPLOSIONVERTS];
 vec3_t explosionpoint[EXPLOSIONVERTS];
@@ -101,22 +101,21 @@ void r_explosion_newmap(void)
 int R_ExplosionVert(int column, int row)
 {
 	int i;
-	float a, b, c;
+	float yaw, pitch;
+	// top and bottom rows are all one position...
+	if (row == 0 || row == EXPLOSIONGRID)
+		column = 0;
 	i = row * (EXPLOSIONGRID + 1) + column;
-	a = row * M_PI * 2 / EXPLOSIONGRID;
-	b = column * M_PI * 2 / EXPLOSIONGRID;
-	c = cos(b);
-	explosionpoint[i][0] = cos(a) * c;
-	explosionpoint[i][1] = sin(a) * c;
-	explosionpoint[i][2] = -sin(b);
+	yaw = ((double) column / EXPLOSIONGRID) * M_PI * 2;
+	pitch = (((double) row / EXPLOSIONGRID) - 0.5) * M_PI;
+	explosionpoint[i][0] = cos(yaw) *  cos(pitch);
+	explosionpoint[i][1] = sin(yaw) *  cos(pitch);
+	explosionpoint[i][2] =        1 * -sin(pitch);
 	explosionspherevertvel[i][0] = explosionpoint[i][0] * EXPLOSIONSTARTVELOCITY;
 	explosionspherevertvel[i][1] = explosionpoint[i][1] * EXPLOSIONSTARTVELOCITY;
 	explosionspherevertvel[i][2] = explosionpoint[i][2] * EXPLOSIONSTARTVELOCITY;
-	explosiontexcoords[i][0] = (float) column / (float) EXPLOSIONGRID;
-	explosiontexcoords[i][1] = (float) row / (float) EXPLOSIONGRID;
-	// top and bottom rows are all one position...
-	if (row == 0 || row == EXPLOSIONGRID)
-		column = 0;
+	explosiontexcoord2f[i][0] = (float) column / (float) EXPLOSIONGRID;
+	explosiontexcoord2f[i][1] = (float) row / (float) EXPLOSIONGRID;
 	explosionnoiseindex[i] = (row % EXPLOSIONGRID) * EXPLOSIONGRID + (column % EXPLOSIONGRID);
 	return i;
 }
@@ -175,74 +174,32 @@ void R_NewExplosion(vec3_t org)
 
 void R_DrawExplosionCallback(const void *calldata1, int calldata2)
 {
-	int i, numtriangles, numverts;
-	float *c, *v, diff[3], centerdir[3], ifog, alpha, dist;
+	int numtriangles, numverts;
+	float alpha;
 	rmeshstate_t m;
 	const explosion_t *e;
 	e = calldata1;
 
-	memset(&m, 0, sizeof(m));
-	m.blendfunc1 = GL_SRC_ALPHA;
-	m.blendfunc2 = GL_ONE;
-	m.tex[0] = R_GetTexture(explosiontexture);
+	GL_BlendFunc(GL_SRC_ALPHA, GL_ONE);
+	GL_DepthMask(false);
+	GL_DepthTest(true);
 	R_Mesh_Matrix(&r_identitymatrix);
-	R_Mesh_State(&m);
 
 	numtriangles = EXPLOSIONTRIS;
 	numverts = EXPLOSIONVERTS;
-	R_Mesh_ResizeCheck(numverts);
-
-	for (i = 0, v = varray_vertex;i < numverts;i++, v += 4)
-	{
-		v[0] = e->vert[i][0];
-		v[1] = e->vert[i][1];
-		v[2] = e->vert[i][2];
-	}
-	memcpy(varray_texcoord[0], explosiontexcoords, numverts * sizeof(float[4]));
 	alpha = e->alpha;
-	VectorSubtract(r_origin, e->origin, centerdir);
-	VectorNormalizeFast(centerdir);
-	if (fogenabled)
-	{
-		for (i = 0, c = varray_color;i < EXPLOSIONVERTS;i++, c += 4)
-		{
-			VectorSubtract(e->vert[i], e->origin, diff);
-			VectorNormalizeFast(diff);
-			dist = (DotProduct(diff, centerdir) * 6.0f - 4.0f) * alpha;
-			if (dist > 0)
-			{
-				// use inverse fog alpha
-				VectorSubtract(e->vert[i], r_origin, diff);
-				ifog = 1 - exp(fogdensity/DotProduct(diff,diff));
-				dist = dist * ifog;
-				if (dist < 0)
-					dist = 0;
-				else
-					dist *= r_colorscale;
-			}
-			else
-				dist = 0;
-			c[0] = c[1] = c[2] = dist;
-			c[3] = 1;
-		}
-	}
-	else
-	{
-		for (i = 0, c = varray_color;i < EXPLOSIONVERTS;i++, c += 4)
-		{
-			VectorSubtract(e->vert[i], e->origin, diff);
-			VectorNormalizeFast(diff);
-			dist = (DotProduct(diff, centerdir) * 6.0f - 4.0f) * alpha;
-			if (dist < 0)
-				dist = 0;
-			else
-				dist *= r_colorscale;
-			c[0] = c[1] = c[2] = dist;
-			c[3] = 1;
-		}
-	}
-	GL_UseColorArray();
+
+	memset(&m, 0, sizeof(m));
+	m.tex[0] = R_GetTexture(explosiontexture);
+	m.pointer_texcoord[0] = explosiontexcoord2f[0];
+	m.pointer_vertex = e->vert[0];
+	R_Mesh_State(&m);
+
+	GL_Color(alpha, alpha, alpha, 1);
+
+	GL_LockArrays(0, numverts);
 	R_Mesh_Draw(numverts, numtriangles, explosiontris[0]);
+	GL_LockArrays(0, 0);
 }
 
 void R_MoveExplosion(explosion_t *e)
@@ -268,7 +225,7 @@ void R_MoveExplosion(explosion_t *e)
 			VectorMA(e->vert[i], frametime, e->vertvel[i], end);
 			if (r_explosionclip.integer)
 			{
-				if (CL_TraceLine(e->vert[i], end, impact, normal, 0, true, NULL) < 1)
+				if (CL_TraceLine(e->vert[i], end, impact, normal, true, NULL, SUPERCONTENTS_SOLID) < 1)
 				{
 					// clip velocity against the wall
 					dot = DotProduct(e->vertvel[i], normal) * -1.125f;
@@ -280,9 +237,6 @@ void R_MoveExplosion(explosion_t *e)
 				VectorCopy(end, e->vert[i]);
 		}
 	}
-	for (i = 0;i < EXPLOSIONGRID;i++)
-		VectorCopy(e->vert[i * (EXPLOSIONGRID + 1)], e->vert[i * (EXPLOSIONGRID + 1) + EXPLOSIONGRID]);
-	memcpy(e->vert[EXPLOSIONGRID * (EXPLOSIONGRID + 1)], e->vert[0], sizeof(float[3]) * (EXPLOSIONGRID + 1));
 }