+static void S_ConvertPaintBuffer(const portable_sampleframe_t *painted_ptr, void *rb_ptr, int nbframes, int width, int channels)
+{
+ int i, val;
+ if (width == 2) // 16bit
+ {
+ short *snd_out = (short*)rb_ptr;
+ if (channels == 8) // 7.1 surround
+ {
+ for (i = 0;i < nbframes;i++, painted_ptr++)
+ {
+ *snd_out++ = bound(-32768, painted_ptr->sample[0], 32767);
+ *snd_out++ = bound(-32768, painted_ptr->sample[1], 32767);
+ *snd_out++ = bound(-32768, painted_ptr->sample[2], 32767);
+ *snd_out++ = bound(-32768, painted_ptr->sample[3], 32767);
+ *snd_out++ = bound(-32768, painted_ptr->sample[4], 32767);
+ *snd_out++ = bound(-32768, painted_ptr->sample[5], 32767);
+ *snd_out++ = bound(-32768, painted_ptr->sample[6], 32767);
+ *snd_out++ = bound(-32768, painted_ptr->sample[7], 32767);
+ }
+ }
+ else if (channels == 6) // 5.1 surround
+ {
+ for (i = 0; i < nbframes; i++, painted_ptr++)
+ {
+ *snd_out++ = bound(-32768, painted_ptr->sample[0], 32767);
+ *snd_out++ = bound(-32768, painted_ptr->sample[1], 32767);
+ *snd_out++ = bound(-32768, painted_ptr->sample[2], 32767);
+ *snd_out++ = bound(-32768, painted_ptr->sample[3], 32767);
+ *snd_out++ = bound(-32768, painted_ptr->sample[4], 32767);
+ *snd_out++ = bound(-32768, painted_ptr->sample[5], 32767);
+ }
+ }
+ else if (channels == 4) // 4.0 surround
+ {
+ for (i = 0; i < nbframes; i++, painted_ptr++)
+ {
+ *snd_out++ = bound(-32768, painted_ptr->sample[0], 32767);
+ *snd_out++ = bound(-32768, painted_ptr->sample[1], 32767);
+ *snd_out++ = bound(-32768, painted_ptr->sample[2], 32767);
+ *snd_out++ = bound(-32768, painted_ptr->sample[3], 32767);
+ }
+ }
+ else if (channels == 2) // 2.0 stereo
+ {
+ for (i = 0; i < nbframes; i++, painted_ptr++)
+ {
+ *snd_out++ = bound(-32768, painted_ptr->sample[0], 32767);
+ *snd_out++ = bound(-32768, painted_ptr->sample[1], 32767);
+ }
+ }
+ else if (channels == 1) // 1.0 mono
+ {
+ for (i = 0; i < nbframes; i++, painted_ptr++)
+ {
+ val = (painted_ptr->sample[0] + painted_ptr->sample[1]) >> 1;
+ *snd_out++ = bound(-32768, val, 32767);
+ }
+ }
+
+ // noise is really really annoying
+ if (cls.timedemo)
+ memset(rb_ptr, 0, nbframes * channels * width);
+ }
+ else // 8bit
+ {
+ unsigned char *snd_out = (unsigned char*)rb_ptr;
+ if (channels == 8) // 7.1 surround
+ {
+ for (i = 0; i < nbframes; i++, painted_ptr++)
+ {
+ val = (painted_ptr->sample[0] >> 8) + 128; *snd_out++ = bound(0, val, 255);
+ val = (painted_ptr->sample[1] >> 8) + 128; *snd_out++ = bound(0, val, 255);
+ val = (painted_ptr->sample[2] >> 8) + 128; *snd_out++ = bound(0, val, 255);
+ val = (painted_ptr->sample[3] >> 8) + 128; *snd_out++ = bound(0, val, 255);
+ val = (painted_ptr->sample[4] >> 8) + 128; *snd_out++ = bound(0, val, 255);
+ val = (painted_ptr->sample[5] >> 8) + 128; *snd_out++ = bound(0, val, 255);
+ val = (painted_ptr->sample[6] >> 8) + 128; *snd_out++ = bound(0, val, 255);
+ val = (painted_ptr->sample[7] >> 8) + 128; *snd_out++ = bound(0, val, 255);
+ }
+ }
+ else if (channels == 6) // 5.1 surround
+ {
+ for (i = 0; i < nbframes; i++, painted_ptr++)
+ {
+ val = (painted_ptr->sample[0] >> 8) + 128; *snd_out++ = bound(0, val, 255);
+ val = (painted_ptr->sample[1] >> 8) + 128; *snd_out++ = bound(0, val, 255);
+ val = (painted_ptr->sample[2] >> 8) + 128; *snd_out++ = bound(0, val, 255);
+ val = (painted_ptr->sample[3] >> 8) + 128; *snd_out++ = bound(0, val, 255);
+ val = (painted_ptr->sample[4] >> 8) + 128; *snd_out++ = bound(0, val, 255);
+ val = (painted_ptr->sample[5] >> 8) + 128; *snd_out++ = bound(0, val, 255);
+ }
+ }
+ else if (channels == 4) // 4.0 surround
+ {
+ for (i = 0; i < nbframes; i++, painted_ptr++)
+ {
+ val = (painted_ptr->sample[0] >> 8) + 128; *snd_out++ = bound(0, val, 255);
+ val = (painted_ptr->sample[1] >> 8) + 128; *snd_out++ = bound(0, val, 255);
+ val = (painted_ptr->sample[2] >> 8) + 128; *snd_out++ = bound(0, val, 255);
+ val = (painted_ptr->sample[3] >> 8) + 128; *snd_out++ = bound(0, val, 255);
+ }
+ }
+ else if (channels == 2) // 2.0 stereo
+ {
+ for (i = 0; i < nbframes; i++, painted_ptr++)
+ {
+ val = (painted_ptr->sample[0] >> 8) + 128; *snd_out++ = bound(0, val, 255);
+ val = (painted_ptr->sample[1] >> 8) + 128; *snd_out++ = bound(0, val, 255);
+ }
+ }
+ else if (channels == 1) // 1.0 mono
+ {
+ for (i = 0;i < nbframes;i++, painted_ptr++)
+ {
+ val = ((painted_ptr->sample[0] + painted_ptr->sample[1]) >> 9) + 128;
+ *snd_out++ = bound(0, val, 255);
+ }
+ }
+
+ // noise is really really annoying
+ if (cls.timedemo)
+ memset(rb_ptr, 128, nbframes * channels);
+ }
+}
+
+
+/*
+===============================================================================
+
+CHANNEL MIXING
+
+===============================================================================
+*/
+
+static qboolean SND_PaintChannel (channel_t *ch, portable_sampleframe_t *paint, unsigned int count)