commit da13f3e902a857ce2b9a6420347335de05696b08
author daniel@transgaming.com <daniel@transgaming.com@736b8ea6-26fd-11df-bfd4-992fa37f6226> Wed Jul 28 19:20:56 2010 +0000
committer daniel@transgaming.com <daniel@transgaming.com@736b8ea6-26fd-11df-bfd4-992fa37f6226> Wed Jul 28 19:20:56 2010 +0000
tree 56a067abbac4ab6fff640efdee206e0c1fa40c7b
parent 9930531afdce769db6dec54df3759fffa0e4e663

Adds resource manager class.
TRAC #12493
The resource manager class is now in charge of allocation &
management of objects which may be shared by multiple contexts.
Signed-off-by: Andrew Lewycky
Signed-off-by: Nicolas Capens
Signed-off-by: Daniel Koch

Author:    Shannon Woods

git-svn-id: https://angleproject.googlecode.com/svn/trunk@360 736b8ea6-26fd-11df-bfd4-992fa37f6226

src/libGLESv2/Program.cpp

diff --git a/src/libGLESv2/Program.cpp b/src/libGLESv2/Program.cpp
index 1306cfb..a32bc9f 100644
--- a/src/libGLESv2/Program.cpp
+++ b/src/libGLESv2/Program.cpp
@@ -45,7 +45,7 @@
 {
 }
 
-Program::Program()
+Program::Program(ResourceManager *manager, GLuint handle) : mResourceManager(manager), mHandle(handle)
 {
     mFragmentShader = NULL;
     mVertexShader = NULL;
@@ -62,6 +62,8 @@
 
     mDeleteStatus = false;
 
+    mRefCount = 0;
+
     mSerial = issueSerial();
 }
 
@@ -71,12 +73,12 @@
 
     if (mVertexShader != NULL)
     {
-        mVertexShader->detach();
+        mVertexShader->release();
     }
 
     if (mFragmentShader != NULL)
     {
-        mFragmentShader->detach();
+        mFragmentShader->release();
     }
 }
 
@@ -90,7 +92,7 @@
         }
 
         mVertexShader = (VertexShader*)shader;
-        mVertexShader->attach();
+        mVertexShader->addRef();
     }
     else if (shader->getType() == GL_FRAGMENT_SHADER)
     {
@@ -100,7 +102,7 @@
         }
 
         mFragmentShader = (FragmentShader*)shader;
-        mFragmentShader->attach();
+        mFragmentShader->addRef();
     }
     else UNREACHABLE();
 
@@ -116,7 +118,7 @@
             return false;
         }
 
-        mVertexShader->detach();
+        mVertexShader->release();
         mVertexShader = NULL;
     }
     else if (shader->getType() == GL_FRAGMENT_SHADER)
@@ -126,7 +128,7 @@
             return false;
         }
 
-        mFragmentShader->detach();
+        mFragmentShader->release();
         mFragmentShader = NULL;
     }
     else UNREACHABLE();
@@ -2379,13 +2381,13 @@
     {
         if (mFragmentShader)
         {
-            mFragmentShader->detach();
+            mFragmentShader->release();
             mFragmentShader = NULL;
         }
 
         if (mVertexShader)
         {
-            mVertexShader->detach();
+            mVertexShader->release();
             mVertexShader = NULL;
         }
     }
@@ -2462,6 +2464,26 @@
     return mValidated;
 }
 
+void Program::release()
+{
+    mRefCount--;
+
+    if (mRefCount == 0 && mDeleteStatus)
+    {
+        mResourceManager->deleteProgram(mHandle);
+    }
+}
+
+void Program::addRef()
+{
+    mRefCount++;
+}
+
+unsigned int Program::getRefCount() const
+{
+    return mRefCount;
+}
+
 unsigned int Program::getSerial() const
 {
     return mSerial;