added network protocol for sound speed

[xonotic/darkplaces.git] / sv_main.c

diff --git a/sv_main.c b/sv_main.c
index aa7ce3208078a5ec59257f9ac7fe8ccf33114d0b..c60e15b08e97ef7298ee16cc5c879a9f0158b574 100644 (file)
--- a/sv_main.c
+++ b/sv_main.c
@@ -699,10 +699,10 @@ Larger attenuations will drop off.  (max 4 attenuation)
 
 ==================
 */
-void SV_StartSound (prvm_edict_t *entity, int channel, const char *sample, int volume, float attenuation, qboolean reliable)
+void SV_StartSound (prvm_edict_t *entity, int channel, const char *sample, int volume, float attenuation, qboolean reliable, float speed)
 {
        sizebuf_t *dest;
-       int sound_num, field_mask, i, ent;
+       int sound_num, field_mask, i, ent, speed4000;
 
        dest = (reliable ? &sv.reliable_datagram : &sv.datagram);
 
@@ -736,6 +736,7 @@ void SV_StartSound (prvm_edict_t *entity, int channel, const char *sample, int v
 
        ent = PRVM_NUM_FOR_EDICT(entity);
 
+       speed4000 = (int)(speed * 40.0f);
        field_mask = 0;
        if (volume != DEFAULT_SOUND_PACKET_VOLUME)
                field_mask |= SND_VOLUME;
@@ -745,6 +746,8 @@ void SV_StartSound (prvm_edict_t *entity, int channel, const char *sample, int v
                field_mask |= SND_LARGEENTITY;
        if (sound_num >= 256)
                field_mask |= SND_LARGESOUND;
+       if (speed4000 && speed4000 != 4000)
+               field_mask |= SND_SPEEDUSHORT4000;
 
 // directed messages go only to the entity they are targeted on
        MSG_WriteByte (dest, svc_sound);
@@ -753,6 +756,8 @@ void SV_StartSound (prvm_edict_t *entity, int channel, const char *sample, int v
                MSG_WriteByte (dest, volume);
        if (field_mask & SND_ATTENUATION)
                MSG_WriteByte (dest, (int)(attenuation*64));
+       if (field_mask & SND_SPEEDUSHORT4000)
+               MSG_WriteShort (dest, speed4000);
        if (field_mask & SND_LARGEENTITY)
        {
                MSG_WriteShort (dest, ent);
@@ -785,9 +790,9 @@ function, therefore the check for it is omitted.
 
 ==================
 */
-void SV_StartPointSound (vec3_t origin, const char *sample, int volume, float attenuation)
+void SV_StartPointSound (vec3_t origin, const char *sample, int volume, float attenuation, float speed)
 {
-       int sound_num, field_mask, i;
+       int sound_num, field_mask, i, speed4000;
 
        if (volume < 0 || volume > 255)
        {
@@ -809,6 +814,7 @@ void SV_StartPointSound (vec3_t origin, const char *sample, int volume, float at
        if (!sound_num)
                return;
 
+       speed4000 = (int)(speed * 40.0f);
        field_mask = 0;
        if (volume != DEFAULT_SOUND_PACKET_VOLUME)
                field_mask |= SND_VOLUME;
@@ -816,6 +822,8 @@ void SV_StartPointSound (vec3_t origin, const char *sample, int volume, float at
                field_mask |= SND_ATTENUATION;
        if (sound_num >= 256)
                field_mask |= SND_LARGESOUND;
+       if (speed4000 && speed4000 != 4000)
+               field_mask |= SND_SPEEDUSHORT4000;
 
 // directed messages go only to the entity they are targeted on
        MSG_WriteByte (&sv.datagram, svc_sound);
@@ -824,6 +832,8 @@ void SV_StartPointSound (vec3_t origin, const char *sample, int volume, float at
                MSG_WriteByte (&sv.datagram, volume);
        if (field_mask & SND_ATTENUATION)
                MSG_WriteByte (&sv.datagram, (int)(attenuation*64));
+       if (field_mask & SND_SPEEDUSHORT4000)
+               MSG_WriteShort (&sv.datagram, speed4000);
        // Always write entnum 0 for the world entity
        MSG_WriteShort (&sv.datagram, (0<<3) | 0);
        if (field_mask & SND_LARGESOUND)