1 files changed, 143 insertions, 0 deletions
diff --git a/opengl/libs/EGL/egl_display.h b/opengl/libs/EGL/egl_display.h
new file mode 100644
index 0000000..8c482c3
--- /dev/null
+++ b/opengl/libs/EGL/egl_display.h
@@ -0,0 +1,143 @@
+/* 
+ ** Copyright 2007, The Android Open Source Project
+ **
+ ** Licensed under the Apache License, Version 2.0 (the "License"); 
+ ** you may not use this file except in compliance with the License. 
+ ** You may obtain a copy of the License at 
+ **
+ **     http://www.apache.org/licenses/LICENSE-2.0 
+ **
+ ** Unless required by applicable law or agreed to in writing, software 
+ ** distributed under the License is distributed on an "AS IS" BASIS, 
+ ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 
+ ** See the License for the specific language governing permissions and 
+ ** limitations under the License.
+ */
+
+#ifndef ANDROID_EGL_DISPLAY_H
+#define ANDROID_EGL_DISPLAY_H
+
+
+#include <ctype.h>
+#include <stdint.h>
+#include <stdlib.h>
+
+#include <EGL/egl.h>
+#include <EGL/eglext.h>
+#include <GLES/gl.h>
+#include <GLES/glext.h>
+
+#include <utils/SortedVector.h>
+#include <utils/threads.h>
+
+#include "hooks.h"
+
+// ----------------------------------------------------------------------------
+namespace android {
+// ----------------------------------------------------------------------------
+
+class egl_object_t;
+class egl_connection_t;
+
+// ----------------------------------------------------------------------------
+
+struct egl_config_t {
+    egl_config_t() {}
+    egl_config_t(int impl, EGLConfig config)
+        : impl(impl), config(config), configId(0), implConfigId(0) { }
+    int         impl;           // the implementation this config is for
+    EGLConfig   config;         // the implementation's EGLConfig
+    EGLint      configId;       // our CONFIG_ID
+    EGLint      implConfigId;   // the implementation's CONFIG_ID
+    inline bool operator < (const egl_config_t& rhs) const {
+        if (impl < rhs.impl) return true;
+        if (impl > rhs.impl) return false;
+        return config < rhs.config;
+    }
+};
+
+// ----------------------------------------------------------------------------
+
+class egl_display_t {
+    static egl_display_t sDisplay[NUM_DISPLAYS];
+    EGLDisplay getDisplay(EGLNativeDisplayType display);
+
+public:
+    enum {
+        NOT_INITIALIZED = 0,
+        INITIALIZED     = 1,
+        TERMINATED      = 2
+    };
+
+    egl_display_t();
+    ~egl_display_t();
+
+    EGLBoolean initialize(EGLint *major, EGLint *minor);
+    EGLBoolean terminate();
+
+    // add object to this display's list
+    void addObject(egl_object_t* object);
+    // remove object from this display's list
+    void removeObject(egl_object_t* object);
+    // add reference to this object. returns true if this is a valid object.
+    bool getObject(egl_object_t* object);
+
+
+    static egl_display_t* get(EGLDisplay dpy);
+    static EGLDisplay getFromNativeDisplay(EGLNativeDisplayType disp);
+
+    inline bool isReady() const { return (refs > 0); }
+    inline bool isValid() const { return magic == '_dpy'; }
+    inline bool isAlive() const { return isValid(); }
+
+    struct strings_t {
+        char const * vendor;
+        char const * version;
+        char const * clientApi;
+        char const * extensions;
+    };
+
+    struct DisplayImpl {
+        DisplayImpl() : dpy(EGL_NO_DISPLAY), config(0),
+                        state(NOT_INITIALIZED), numConfigs(0) { }
+        EGLDisplay  dpy;
+        EGLConfig*  config;
+        EGLint      state;
+        EGLint      numConfigs;
+        strings_t   queryString;
+    };
+
+private:
+    uint32_t        magic;
+
+public:
+    DisplayImpl     disp[IMPL_NUM_IMPLEMENTATIONS];
+    EGLint          numTotalConfigs;
+    egl_config_t*   configs;
+
+private:
+    uint32_t        refs;
+    Mutex           lock;
+    SortedVector<egl_object_t*> objects;
+};
+
+// ----------------------------------------------------------------------------
+
+inline egl_display_t* get_display(EGLDisplay dpy) {
+    return egl_display_t::get(dpy);
+}
+
+// ----------------------------------------------------------------------------
+
+egl_display_t* validate_display(EGLDisplay dpy);
+egl_connection_t* validate_display_config(EGLDisplay dpy,
+        EGLConfig config, egl_display_t const*& dp);
+EGLBoolean validate_display_context(EGLDisplay dpy, EGLContext ctx);
+EGLBoolean validate_display_surface(EGLDisplay dpy, EGLSurface surface);
+
+// ----------------------------------------------------------------------------
+}; // namespace android
+// ----------------------------------------------------------------------------
+
+#endif // ANDROID_EGL_DISPLAY_H
+