1 files changed, 115 insertions, 0 deletions
diff --git a/src/scene-terrain/renderer-chain.cpp b/src/scene-terrain/renderer-chain.cpp
new file mode 100644
index 0000000..54057e4
--- /dev/null
+++ b/src/scene-terrain/renderer-chain.cpp
@@ -0,0 +1,115 @@
+/*
+ * Copyright © 2012 Linaro Limited
+ *
+ * This file is part of the glmark2 OpenGL (ES) 2.0 benchmark.
+ *
+ * glmark2 is free software: you can redistribute it and/or modify it under the
+ * terms of the GNU General Public License as published by the Free Software
+ * Foundation, either version 3 of the License, or (at your option) any later
+ * version.
+ *
+ * glmark2 is distributed in the hope that it will be useful, but WITHOUT ANY
+ * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+ * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
+ * details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * glmark2.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Authors:
+ *  Alexandros Frantzis
+ */
+#include "renderer.h"
+
+void
+RendererChain::setup(const LibMatrix::vec2 &size, bool onscreen, bool has_depth)
+{
+    static_cast<void>(size);
+    static_cast<void>(onscreen);
+    static_cast<void>(has_depth);
+}
+
+void
+RendererChain::setup_texture(GLint min_filter, GLint mag_filter,
+                             GLint wrap_s, GLint wrap_t)
+{
+    static_cast<void>(min_filter);
+    static_cast<void>(mag_filter);
+    static_cast<void>(wrap_s);
+    static_cast<void>(wrap_t);
+}
+
+void
+RendererChain::input_texture(GLuint t)
+{ 
+    if (!renderers_.empty()) {
+        IRenderer &renderer(*renderers_.front());
+        renderer.input_texture(t);
+    }
+}
+
+GLuint
+RendererChain::texture()
+{
+    GLuint t(0);
+
+    if (!renderers_.empty()) {
+        IRenderer &renderer(*renderers_.back());
+        t = renderer.texture();
+    }
+
+    return t;
+}
+
+LibMatrix::vec2
+RendererChain::size()
+{
+    LibMatrix::vec2 s;
+
+    if (!renderers_.empty()) {
+        IRenderer &renderer(*renderers_.back());
+        s = renderer.size();
+    }
+
+    return s;
+}
+
+void
+RendererChain::make_current()
+{
+    if (!renderers_.empty()) {
+        IRenderer &renderer(*renderers_.back());
+        renderer.make_current();
+    }
+}
+
+void
+RendererChain::update_mipmap()
+{
+    if (!renderers_.empty()) {
+        IRenderer &renderer(*renderers_.back());
+        renderer.update_mipmap();
+    }
+}
+
+void
+RendererChain::render()
+{
+    for(std::vector<IRenderer *>::iterator iter = renderers_.begin();
+        iter != renderers_.end();
+        iter++)
+    {
+        (*iter)->render();
+    }
+}
+
+void
+RendererChain::append(IRenderer &renderer)
+{
+    if (!renderers_.empty()) {
+        IRenderer &prev_renderer(*renderers_.back());
+        renderer.input_texture(prev_renderer.texture());
+    }
+
+    renderers_.push_back(&renderer);
+}