v01

thirdparty/Pangolin/include/pangolin/compat/glutbitmap.h

@@ -0,0 +1,92 @@
+/* This file is part of the Pangolin Project.
+ * http://github.com/stevenlovegrove/Pangolin
+ *
+ * Copyright (c) 2013 Steven Lovegrove
+ *
+ * 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.
+ */
+
+#pragma once
+
+#include <pangolin/gl/glplatform.h>
+#include <pangolin/gl/glfont.h>
+
+#ifdef HAVE_GLES
+GLfloat g_raster_pos[4];
+
+inline void glRasterPos3f(GLfloat x, GLfloat y, GLfloat z)
+{
+    // find object point (x,y,z)' in pixel coords
+    GLdouble projection[16];
+    GLdouble modelview[16];
+    GLint    view[4];
+    
+#ifdef HAVE_GLES_2
+    std::copy(pangolin::glEngine().projection.top().m, pangolin::glEngine().projection.top().m+16, projection);
+    std::copy(pangolin::glEngine().modelview.top().m, pangolin::glEngine().modelview.top().m+16, modelview);
+#else
+    glGetDoublev(GL_PROJECTION_MATRIX, projection );
+    glGetDoublev(GL_MODELVIEW_MATRIX, modelview );
+#endif
+    glGetIntegerv(GL_VIEWPORT, view );
+    
+    pangolin::glProject(x, y, z, modelview, projection, view,
+        g_raster_pos, g_raster_pos + 1, g_raster_pos + 2);
+}
+
+inline void glRasterPos2f(GLfloat x, GLfloat y)
+{
+    glRasterPos3f(x,y,1.0f);
+}
+
+inline void glRasterPos2i(GLint x, GLint y)
+{
+    glRasterPos3f((GLfloat)x, (GLfloat)y, 1.0f );
+}
+
+inline void glRasterPos3fv(const GLfloat *v){
+    glRasterPos3f(v[0],v[1],v[2]);
+}
+
+inline void glRasterPos2fv(const GLfloat *v){
+    glRasterPos3f(v[0],v[1],1.0f);
+}
+#endif // HAVE_GLES
+
+inline void glutBitmapString(void * /*font*/, const unsigned char *str)
+{
+#ifndef HAVE_GLES
+    float g_raster_pos[4];
+    glGetFloatv(GL_CURRENT_RASTER_POSITION, g_raster_pos);
+#endif
+    
+    pangolin::GlFont::I().Text( (const char *)str ).DrawWindow(
+        g_raster_pos[0], g_raster_pos[1], g_raster_pos[2]
+    );
+}
+
+inline int glutBitmapLength(void * /*font*/, const unsigned char *str)
+{
+    return (int)(pangolin::GlFont::I().Text((const char *)str).Width());
+}
+
+#define GLUT_BITMAP_HELVETICA_12 0;

thirdparty/Pangolin/include/pangolin/compat/optional.h

@@ -0,0 +1,20 @@
+#pragma once
+
+#include <pangolin/platform.h>
+
+// Use either C++17 optional, or the standalone backwards compatible version
+#if (__cplusplus >= 201703L)
+#   include <optional>
+#else
+#   include <experimental/optional.hpp>
+#endif
+
+namespace pangolin {
+#if (__cplusplus >= 201703L)
+template <typename T>
+using optional = std::optional<T>;
+#else
+template <typename T>
+using optional = std::experimental::optional<T>;
+#endif
+}

thirdparty/Pangolin/include/pangolin/compat/type_traits.h

@@ -0,0 +1,49 @@
+/* This file is part of the Pangolin Project.
+ * http://github.com/stevenlovegrove/Pangolin
+ *
+ * Copyright (c) 2013 Steven Lovegrove
+ *
+ * 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.
+ */
+
+#pragma once
+
+#include <pangolin/platform.h>
+
+#include <typeinfo>
+
+#include <type_traits>
+
+// enable_if From Boost
+namespace pangolin
+{
+    template <bool B, class T = void>
+    struct enable_if_c {
+      typedef T type;
+    };
+
+    template <class T>
+    struct enable_if_c<false, T> {};
+
+    template <class Cond, class T = void>
+    struct enable_if : public enable_if_c<Cond::value, T> {};
+}

thirdparty/Pangolin/include/pangolin/compat/variant.h

@@ -0,0 +1,25 @@
+#pragma once
+
+#include <pangolin/platform.h>
+
+// Use either C++17 variant, or the standalone backwards compatible version
+// of M. Park.
+#if (__cplusplus >= 201703L)
+#   include <variant>
+#else
+#   include <mpark/variant.hpp>
+#endif
+
+namespace pangolin {
+#if (__cplusplus >= 201703L)
+using std::variant;
+using std::get;
+using std::get_if;
+using std::visit;
+#else
+using mpark::variant;
+using mpark::get;
+using mpark::get_if;
+using mpark::visit;
+#endif
+}