From: lordhavoc <lordhavoc@d7cf8633-e32d-0410-b094-e92efae38249>
Date: Fri, 6 Apr 2001 03:49:40 +0000 (+0000)
Subject: missed this one...
X-Git-Tag: RELEASE_0_2_0_RC1~841
X-Git-Url: https://git.rm.cloudns.org/?a=commitdiff_plain;h=e838717c67956ac56a42fecc9bb665fa75500305;p=xonotic%2Fdarkplaces.git

missed this one...


git-svn-id: svn://svn.icculus.org/twilight/trunk/darkplaces@187 d7cf8633-e32d-0410-b094-e92efae38249
---

diff --git a/cl_effects.c b/cl_effects.c
new file mode 100644
index 00000000..61630a22
--- /dev/null
+++ b/cl_effects.c
@@ -0,0 +1,133 @@
+/*
+Copyright (C) 1996-1997 Id Software, Inc.
+
+This program is free software; you can redistribute it and/or
+modify it under the terms of the GNU General Public License
+as published by the Free Software Foundation; either version 2
+of the License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  
+
+See the GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+
+*/
+
+#include "quakedef.h"
+
+#define MAX_EFFECTS 256
+
+typedef struct effect_s
+{
+	int active;
+	vec3_t origin;
+	float starttime;
+	float framerate;
+	int modelindex;
+	int startframe;
+	int endframe;
+	// these are for interpolation
+	int frame;
+	double frame1start;
+	double frame2start;
+}
+effect_t;
+
+effect_t effect[MAX_EFFECTS];
+
+cvar_t r_draweffects = {"r_draweffects", "1"};
+
+void r_effects_start()
+{
+	memset(effect, 0, sizeof(effect));
+}
+
+void r_effects_shutdown()
+{
+}
+
+void CL_Effects_Init()
+{
+	Cvar_RegisterVariable(&r_draweffects);
+
+	R_RegisterModule("R_Effects", r_effects_start, r_effects_shutdown);
+}
+
+void CL_Effect(vec3_t org, int modelindex, int startframe, int framecount, float framerate)
+{
+	int i;
+	effect_t *e;
+	if (!modelindex) // sanity check
+		return;
+	for (i = 0, e = effect;i < MAX_EFFECTS;i++, e++)
+	{
+		if (e->active)
+			continue;
+		e->active = true;
+		VectorCopy(org, e->origin);
+		e->modelindex = modelindex;
+		e->starttime = cl.time;
+		e->startframe = startframe;
+		e->endframe = startframe + framecount;
+		e->framerate = framerate;
+
+		e->frame = 0;
+		e->frame1start = cl.time;
+		e->frame2start = cl.time;
+		break;
+	}
+}
+
+void CL_DoEffects()
+{
+	int i, intframe;
+	effect_t *e;
+	entity_t *vis;
+	float frame;
+
+	for (i = 0, e = effect;i < MAX_EFFECTS;i++, e++)
+	{
+		if (e->active)
+		{
+			frame = (cl.time - e->starttime) * e->framerate + e->startframe;
+			intframe = frame;
+			if (intframe < 0 || intframe >= e->endframe)
+			{
+				e->active = false;
+				memset(e, 0, sizeof(*e));
+				continue;
+			}
+
+			if (intframe != e->frame)
+			{
+				e->frame = intframe;
+				e->frame1start = e->frame2start;
+				e->frame2start = cl.time;
+			}
+
+			vis = CL_NewTempEntity();
+			if (!vis)
+				continue;
+			VectorCopy(e->origin, vis->origin);
+			vis->lerp_model = vis->model = cl.model_precache[e->modelindex];
+			vis->frame1 = e->frame;
+			vis->frame2 = e->frame + 1;
+			if (vis->frame2 >= e->endframe)
+				vis->frame2 = -1; // disappear
+			vis->frame = vis->frame2;
+			vis->framelerp = frame - vis->frame1;
+			vis->frame1start = e->frame1start;
+			vis->frame2start = e->frame2start;
+			vis->lerp_starttime = -1;
+			vis->colormap = -1; // no special coloring
+			vis->scale = 1;
+			vis->alpha = 1;
+			vis->colormod[0] = vis->colormod[1] = vis->colormod[2] = 1;
+		}
+	}
+}