Merge pull request #54 from jpcima/32bitmix-bis

support for 32 bit mixing, and multiple sample formats

1 files changed, 28 insertions, 0 deletions

diff --git a/src/chips/dosbox_opl3.cpp b/src/chips/dosbox_opl3.cpp
index b696343..57b1412 100644
--- a/src/chips/dosbox_opl3.cpp
+++ b/src/chips/dosbox_opl3.cpp
@@ -78,6 +78,34 @@ int DosBoxOPL3::generateAndMix(int16_t *output, size_t frames)
     return (int)frames;
 }
 
+int DosBoxOPL3::generate(int32_t *output, size_t frames)
+{
+    DBOPL::Handler *chip_r = reinterpret_cast<DBOPL::Handler*>(m_chip);
+    ssize_t left = (ssize_t)frames;
+    while(left > 0)
+    {
+        ssize_t frames_i = left;
+        chip_r->GenerateArr(output, &frames_i);
+        output += (frames_i * 2);
+        left -= frames_i;
+    }
+    return (int)frames;
+}
+
+int DosBoxOPL3::generateAndMix(int32_t *output, size_t frames)
+{
+    DBOPL::Handler *chip_r = reinterpret_cast<DBOPL::Handler*>(m_chip);
+    ssize_t left = (ssize_t)frames;
+    while(left > 0)
+    {
+        ssize_t frames_i = left;
+        chip_r->GenerateArrMix(output, &frames_i);
+        output += (frames_i * 2);
+        left -= frames_i;
+    }
+    return (int)frames;
+}
+
 const char *DosBoxOPL3::emulatorName()
 {
     return "DosBox 0.74 OPL3";