更新音频模块

1 files changed, 122 insertions, 9 deletions

diff --git a/src/libjin/audio/sdl/source.cpp b/src/libjin/audio/sdl/source.cpp
index c36346c..ecdf5b5 100644
--- a/src/libjin/audio/sdl/source.cpp
+++ b/src/libjin/audio/sdl/source.cpp
@@ -1,3 +1,4 @@
+#include "../../utils/macros.h"
 #include "source.h"
 
 namespace jin
@@ -5,26 +6,138 @@ namespace jin
 namespace audio
 {
 
+    shared std::queue<SDLSource::Command*> SDLSource::commands;
+    shared std::stack<SDLSource::Command*> SDLSource::commandsPool;
+
     void SDLSource::generateSamples(Uint8* streamIn, int len)
     {
 
     }
 
-    void SDLSource::play() {}
-    void SDLSource::stop() {}
-    void SDLSource::pause() {}
-    void SDLSource::resume() {}
-    void SDLSource::rewind() {}
-    void SDLSource::isStopped() const {}
+#define ActionNone(T)\
+do{\
+Command* cmd = getCommand();      \
+cmd->action = Command::Action::T; \
+cmd->source = this;               \
+commands.push(cmd);               \
+} while (0)
+
+#define ActionArg(T, ARGT, ARG)\
+do{\
+Command* cmd = getCommand();      \
+cmd->action = Command::Action::T; \
+cmd->ARGT = ARG;                  \
+cmd->source = this;               \
+commands.push(cmd);               \
+}while(0)
+
+#define ActionInt(T, INT)    ActionArg(T, _integer, INT)
+#define ActionFloat(T, FLT)  ActionArg(T, _float, FLT)
+#define ActionString(T, STR) ActionArg(T, _string, STR)
+#define ActionBool(T, BOL)   ActionArg(T, _boolean, BOL)
+
+    void SDLSource::play()
+    {
+        ActionNone(Play);
+    }
+
+    void SDLSource::stop() 
+    {
+        ActionNone(Stop);
+    }
+
+    void SDLSource::pause() 
+    {
+        ActionNone(Pause);
+    }
+
+    void SDLSource::resume() 
+    {
+        ActionNone(Resume);
+    }
+    
+    void SDLSource::rewind() 
+    {
+        ActionNone(Rewind);
+    }
+
+    void SDLSource::isStopped() const 
+    {
+
+    }
+
     void SDLSource::isPaused() const {}
+
     void SDLSource::isFinished() const {}
-    void SDLSource::setPitch(float pitch) {}
-    void SDLSource::setVolume(float volume) {}
+
+    void SDLSource::setPitch(float pitch) 
+    {
+    }
+
+    void SDLSource::setVolume(float volume) 
+    {
+        ActionFloat(SetVolume, volume);
+    }
+
     bool SDLSource::setLoop(bool loop) 
     {
+        ActionFloat(SetLoop, loop);
         return false; 
     }
-    void SDLSource::setRate(float rate) {}
+
+    void SDLSource::setRate(float rate) 
+    {
+        ActionFloat(SetRate, rate);
+    }
+
+    shared SDLSource::Command* SDLSource::getCommand()
+    {
+        if (!commandsPool.empty())
+        {
+            Command* cmd = commandsPool.top();
+            commandsPool.pop();
+        }
+        return new Command();
+    }
+
+    shared void SDLSource::collectCommand(SDLSource::Command* cmd)
+    {
+        if (cmd != nullptr && cmd != NULL)
+        {
+            commandsPool.push(cmd);
+        }
+    }
+
+    shared void SDLSource::processCommand()
+    {
+        Command* cmd = NULL;
+        Source* source = NULL; 
+        while (!commands.empty())
+        {
+            cmd = commands.front();
+            source = cmd->source; 
+
+            commands.pop();
+        }
+    }
+
+    shared void SDLSource::processSource()
+    {
+
+    }
+    
+    shared void SDLSource::removeSource(SDLSource* source)
+    {
+        std::vector<SDLSource*>::iterator it = sources.begin(); 
+        for (it = sources.begin(); it != sources.end(); ++it)
+        {
+            if (*it == source)
+            {
+                sources.erase(it); 
+                return;
+            }
+        }
+    }
 
 }
 }