first commit

project/fm_viewer/fav/opengl/ShaderManager.cpp

@@ -0,0 +1,65 @@
+#include "ShaderManager.h"
+#if !(REMOVE_SHADER_MANAGER)
+
+#include "../VideoShader.h"
+
+
+namespace FAV {
+class ShaderManager::Private
+{
+public:
+    ~Private() {
+        // TODO: thread safe required?
+        qDeleteAll(shader_cache.values());
+        shader_cache.clear();
+    }
+
+    QHash<qint32, VideoShader*> shader_cache;
+};
+
+ShaderManager::ShaderManager(QObject *parent) :
+    QObject(parent)
+  , d(new Private())
+{
+#if (MODEL_360)
+    dualMode = 0;
+#endif
+}
+
+ShaderManager::~ShaderManager()
+{
+    delete d;
+    d = 0;
+}
+
+VideoShader* ShaderManager::prepareMaterial(VideoMaterial *material, qint32 materialType)
+{
+
+#if (MODEL_360)
+    qint32 type = materialType != -1 ? materialType : material->type();
+    if(dualMode == 1)
+    {
+        type = 9999;
+    }
+#else
+    const qint32 type = materialType != -1 ? materialType : material->type();
+#endif
+    VideoShader *shader = d->shader_cache.value(type, 0);
+    if (shader)
+    {
+        return shader;
+    }
+#if (DEBUG_SHADER_MANAGER)
+    qDebug() << QString("[ShaderManager] cache a new shader material type(%1): %2").arg(type).arg(VideoMaterial::typeName(type));
+#endif
+    shader = material->createShader();
+#if (MODEL_360)
+    shader->dualMode = dualMode;
+#endif
+    shader->initialize();
+    d->shader_cache[type] = shader;
+    return shader;
+}
+} //namespace FAV
+#endif //#if !(REMOVE_VIDEO_SHADER)
+