+http://www.opengl.org/sdk/docs/man/
+http://www.glprogramming.com/red/
+http://www.glprogramming.com/blue/
glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
//glShadeModel(GL_FLAT);
+
+ roam_sphere_update_view(self->sphere);
}
glTranslatef(0, 0, elev2rad(elev));
}
+void gis_opengl_project(GisOpenGL *self,
+ gdouble lat, gdouble lon, gdouble elev,
+ gdouble *px, gdouble *py, gdouble *pz)
+{
+ gdouble x, y, z;
+ lle2xyz(lat, lon, elev, &x, &y, &z);
+ gluProject(x, y, z,
+ self->sphere->view->model,
+ self->sphere->view->proj,
+ self->sphere->view->view,
+ px, py, pz);
+}
+
void gis_opengl_render_tile(GisOpenGL *self, GisTile *tile)
{
if (!tile || !tile->data)
void gis_opengl_center_position(GisOpenGL *opengl,
gdouble lat, gdouble lon, gdouble elev);
+void gis_opengl_project(GisOpenGL *opengl,
+ gdouble lat, gdouble lon, gdouble elev,
+ gdouble *px, gdouble *py, gdouble *pz);
+
void gis_opengl_render_tile(GisOpenGL *opengl, GisTile *tile);
void gis_opengl_render_tiles(GisOpenGL *opengl, GisTile *root);
gdk_threads_leave();
gis_plugins_load(plugins, "bmng", world, view, opengl, prefs);
- gis_plugins_load(plugins, "srtm", world, view, opengl, prefs);
+ //gis_plugins_load(plugins, "srtm", world, view, opengl, prefs);
+ gis_plugins_load(plugins, "test", world, view, opengl, prefs);
gis_view_set_site(view, "KLSX");
pluginsdir = "$(libdir)/gis"
-plugins_LTLIBRARIES = bmng.la srtm.la
+plugins_LTLIBRARIES = bmng.la srtm.la test.la
bmng_la_SOURCES = bmng.c bmng.h
srtm_la_SOURCES = srtm.c srtm.h
+test_la_SOURCES = test.c test.h
test:
( cd ../; make test )
--- /dev/null
+/*
+ * Copyright (C) 2009 Andy Spencer <spenceal@rose-hulman.edu>
+ *
+ * This program 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.
+ *
+ * This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <gtk/gtkgl.h>
+#include <GL/gl.h>
+#include <GL/glu.h>
+
+#include <gis.h>
+
+#include "test.h"
+
+/***********
+ * Methods *
+ ***********/
+GisPluginTest *gis_plugin_test_new(GisWorld *world, GisView *view, GisOpenGL *opengl)
+{
+ g_debug("GisPluginTest: new");
+ GisPluginTest *self = g_object_new(GIS_TYPE_PLUGIN_TEST, NULL);
+ self->view = view;
+ self->opengl = opengl;
+ return self;
+}
+
+static void gis_plugin_test_expose(GisPlugin *_self)
+{
+ GisPluginTest *self = GIS_PLUGIN_TEST(_self);
+ g_debug("GisPluginTest: expose");
+
+ double width = GTK_WIDGET(self->opengl)->allocation.width;
+ double height = GTK_WIDGET(self->opengl)->allocation.height;
+
+ // St. Charles
+ // lat = 38.841847
+ // lon = -90.491982
+ gdouble px, py, pz;
+ gis_opengl_project(self->opengl,
+ 38.841847, -90.491982, 0, &px, &py, &pz);
+ py = height-py;
+
+ //cairo_surface_t *surface = cairo_image_surface_create(CAIRO_FORMAT_ARGB32, width, height);
+ //cairo_t *cairo = cairo_create(surface);
+ //cairo_set_source_rgba(cairo, 1, 1, 1, 1);
+ //cairo_arc(cairo, px, py, 4, 0, 2*G_PI);
+ //cairo_fill(cairo);
+ //cairo_move_to(cairo, px+4, py-8);
+ //cairo_set_font_size(cairo, 10);
+ //cairo_show_text(cairo, "Marker!");
+
+ //guint tex;
+ //glEnable(GL_TEXTURE_2D);
+ //glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
+ //glPixelStorei(GL_PACK_ALIGNMENT, 1);
+ //glGenTextures(1, &tex);
+ //glBindTexture(GL_TEXTURE_2D, tex);
+ //glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, width, height, 0, GL_RGBA, GL_UNSIGNED_BYTE,
+ // cairo_image_surface_get_data(surface));
+ //glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
+ //glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
+
+ //glMatrixMode(GL_PROJECTION);
+ //glLoadIdentity();
+ //glMatrixMode(GL_MODELVIEW);
+ //glLoadIdentity();
+
+ //glDisable(GL_COLOR_MATERIAL);
+ //glDisable(GL_CULL_FACE);
+ //glDisable(GL_DEPTH_TEST);
+ //glDisable(GL_LIGHTING);
+ //glBegin(GL_QUADS);
+ //glTexCoord2d(0, 0); glVertex3f(-1, 1, 1);
+ //glTexCoord2d(1, 0); glVertex3f( 1, 1, 1);
+ //glTexCoord2d(1, 1); glVertex3f( 1, -1, 1);
+ //glTexCoord2d(0, 1); glVertex3f(-1, -1, 1);
+ //glEnd();
+ //glDeleteTextures(1, &tex);
+ //cairo_destroy(cairo);
+ //cairo_surface_destroy(surface);
+}
+
+
+/****************
+ * GObject code *
+ ****************/
+/* Plugin init */
+static void gis_plugin_test_plugin_init(GisPluginInterface *iface);
+G_DEFINE_TYPE_WITH_CODE(GisPluginTest, gis_plugin_test, G_TYPE_OBJECT,
+ G_IMPLEMENT_INTERFACE(GIS_TYPE_PLUGIN,
+ gis_plugin_test_plugin_init));
+static void gis_plugin_test_plugin_init(GisPluginInterface *iface)
+{
+ g_debug("GisPluginTest: plugin_init");
+ /* Add methods to the interface */
+ iface->expose = gis_plugin_test_expose;
+}
+/* Class/Object init */
+static void gis_plugin_test_init(GisPluginTest *self)
+{
+ g_debug("GisPluginTest: init");
+ /* Set defaults */
+ self->view = NULL;
+ self->opengl = NULL;
+}
+static void gis_plugin_test_dispose(GObject *gobject)
+{
+ g_debug("GisPluginTest: dispose");
+ GisPluginTest *self = GIS_PLUGIN_TEST(gobject);
+ /* Drop references */
+ G_OBJECT_CLASS(gis_plugin_test_parent_class)->dispose(gobject);
+}
+static void gis_plugin_test_finalize(GObject *gobject)
+{
+ g_debug("GisPluginTest: finalize");
+ GisPluginTest *self = GIS_PLUGIN_TEST(gobject);
+ /* Free data */
+ G_OBJECT_CLASS(gis_plugin_test_parent_class)->finalize(gobject);
+
+}
+static void gis_plugin_test_class_init(GisPluginTestClass *klass)
+{
+ g_debug("GisPluginTest: class_init");
+ GObjectClass *gobject_class = (GObjectClass*)klass;
+ gobject_class->dispose = gis_plugin_test_dispose;
+ gobject_class->finalize = gis_plugin_test_finalize;
+}
--- /dev/null
+/*
+ * Copyright (C) 2009 Andy Spencer <spenceal@rose-hulman.edu>
+ *
+ * This program 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.
+ *
+ * This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef __TEST_H__
+#define __TEST_H__
+
+#include <glib-object.h>
+
+#define GIS_TYPE_PLUGIN_TEST (gis_plugin_test_get_type ())
+#define GIS_PLUGIN_TEST(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj), GIS_TYPE_PLUGIN_TEST, GisPluginTest))
+#define GIS_IS_PLUGIN_TEST(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj), GIS_TYPE_PLUGIN_TEST))
+#define GIS_PLUGIN_TEST_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GIS_TYPE_PLUGIN_TEST, GisPluginTestClass))
+#define GIS_IS_PLUGIN_TEST_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GIS_TYPE_PLUGIN_TEST))
+#define GIS_PLUGIN_TEST_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GIS_TYPE_PLUGIN_TEST, GisPluginTestClass))
+
+typedef struct _GisPluginTest GisPluginTest;
+typedef struct _GisPluginTestClass GisPluginTestClass;
+
+struct _GisPluginTest {
+ GObject parent_instance;
+
+ /* instance members */
+ GisView *view;
+ GisOpenGL *opengl;
+};
+
+struct _GisPluginTestClass {
+ GObjectClass parent_class;
+};
+
+GType gis_plugin_test_get_type();
+
+/* Methods */
+GisPluginTest *gis_plugin_test_new(GisWorld *world, GisView *view, GisOpenGL *opengl);
+
+#endif
* - Target polygon count/detail
*/
-/* Misc */
-RoamView *roam_view_new()
-{
- return g_new0(RoamView, 1);
-}
-void roam_view_update(RoamView *view)
-{
- glGetDoublev (GL_MODELVIEW_MATRIX, view->model);
- glGetDoublev (GL_PROJECTION_MATRIX, view->proj);
- glGetIntegerv(GL_VIEWPORT, view->view);
- view->version++;
-}
-
/* For GPQueue comparators */
static gint tri_cmp(RoamTriangle *a, RoamTriangle *b, gpointer data)
{
return self;
}
+void roam_sphere_update_view(RoamSphere *self)
+{
+ if (!self->view)
+ self->view = g_new0(RoamView, 1);
+ glGetDoublev (GL_MODELVIEW_MATRIX, self->view->model);
+ glGetDoublev (GL_PROJECTION_MATRIX, self->view->proj);
+ glGetIntegerv(GL_VIEWPORT, self->view->view);
+ self->view->version++;
+}
void roam_sphere_update_errors(RoamSphere *self)
{
g_debug("RoamSphere: update_errors - polys=%d", self->polys);
- if (!self->view)
- self->view = roam_view_new();
- roam_view_update(self->view);
-
GPtrArray *tris = g_pqueue_get_array(self->triangles);
GPtrArray *dias = g_pqueue_get_array(self->diamonds);
+ roam_sphere_update_view(self);
+
for (int i = 0; i < tris->len; i++) {
RoamTriangle *tri = tris->pdata[i];
roam_triangle_update_errors(tri, self);
RoamTriangle *roots[8];
};
RoamSphere *roam_sphere_new();
+void roam_sphere_update_view(RoamSphere *sphere);
void roam_sphere_update_errors(RoamSphere *sphere);
void roam_sphere_split_one(RoamSphere *sphere);
void roam_sphere_merge_one(RoamSphere *sphere);