Move retracers to their own directory.

[apitrace] / retrace / glretrace_cgl.cpp

diff --git a/retrace/glretrace_cgl.cpp b/retrace/glretrace_cgl.cpp
new file mode 100644 (file)
index 0000000..63b94b4
--- /dev/null
+++ b/retrace/glretrace_cgl.cpp
@@ -0,0 +1,125 @@
+/**************************************************************************
+ *
+ * Copyright 2011 Jose Fonseca
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ *
+ **************************************************************************/
+
+
+#include <string.h>
+
+#include "glproc.hpp"
+#include "retrace.hpp"
+#include "glretrace.hpp"
+
+
+using namespace glretrace;
+
+
+typedef std::map<unsigned long long, glws::Drawable *> DrawableMap;
+typedef std::map<unsigned long long, glws::Context *> ContextMap;
+static DrawableMap drawable_map;
+static ContextMap context_map;
+static glws::Context *sharedContext = NULL;
+
+
+static glws::Drawable *
+getDrawable(unsigned long drawable_id) {
+    if (drawable_id == 0) {
+        return NULL;
+    }
+
+    /* XXX: Support multiple drawables. */
+    drawable_id = 1;
+
+    DrawableMap::const_iterator it;
+    it = drawable_map.find(drawable_id);
+    if (it == drawable_map.end()) {
+        return (drawable_map[drawable_id] = glws::createDrawable(visual[glretrace::defaultProfile]));
+    }
+
+    return it->second;
+}
+
+
+static glws::Context *
+getContext(unsigned long long ctx) {
+    if (ctx == 0) {
+        return NULL;
+    }
+
+    ContextMap::const_iterator it;
+    it = context_map.find(ctx);
+    if (it == context_map.end()) {
+        glws::Context *context;
+        context_map[ctx] = context = glws::createContext(visual[glretrace::defaultProfile], sharedContext, glretrace::defaultProfile);
+        if (!sharedContext) {
+            sharedContext = context;
+        }
+        return context;
+    }
+
+    return it->second;
+}
+
+
+static void retrace_CGLSetCurrentContext(trace::Call &call) {
+    unsigned long long ctx = call.arg(0).toUIntPtr();
+
+    glws::Drawable *new_drawable = getDrawable(ctx);
+    glws::Context *new_context = getContext(ctx);
+
+    bool result = glws::makeCurrent(new_drawable, new_context);
+
+    if (new_drawable && new_context && result) {
+        drawable = new_drawable;
+        context = new_context;
+    } else {
+        drawable = NULL;
+        context = NULL;
+    }
+}
+
+
+static void retrace_CGLFlushDrawable(trace::Call &call) {
+    if (drawable && context) {
+        if (double_buffer) {
+            drawable->swapBuffers();
+        } else {
+            glFlush();
+        }
+
+        frame_complete(call);
+    }
+}
+
+
+const retrace::Entry glretrace::cgl_callbacks[] = {
+    {"CGLSetCurrentContext", &retrace_CGLSetCurrentContext},
+    {"CGLGetCurrentContext", &retrace::ignore},
+    {"CGLEnable", &retrace::ignore},
+    {"CGLDisable", &retrace::ignore},
+    {"CGLSetParameter", &retrace::ignore},
+    {"CGLGetParameter", &retrace::ignore},
+    {"CGLFlushDrawable", &retrace_CGLFlushDrawable},
+    {NULL, NULL},
+};
+