Move height_func to RoamPoint and add lat-lon cache

[grits] / src / gis-opengl.c

diff --git a/src/gis-opengl.c b/src/gis-opengl.c
index f0ac518586734f5fda07364f002504e827418860..7114dfa3de942ea29e68eeaf416b2270a4a867ec 100644 (file)
--- a/src/gis-opengl.c
+++ b/src/gis-opengl.c
@@ -34,35 +34,24 @@
 #define FOV_DIST   2000.0
 #define MPPX(dist) (4*dist/FOV_DIST)
 
-//#define ROAM_DEBUG
+// #define ROAM_DEBUG
 
 /*************
  * ROAM Code *
  *************/
-void roam_queue_draw(WmsCacheNode *node, gpointer _self)
-{
-       gtk_widget_queue_draw(GTK_WIDGET(_self));
-}
-
-static void set_camera(GisOpenGL *self)
+static void set_visuals(GisOpenGL *self)
 {
        glMatrixMode(GL_MODELVIEW);
        glLoadIdentity();
+
+       /* Camera 1 */
        double lat, lon, elev, rx, ry, rz;
        gis_view_get_location(self->view, &lat, &lon, &elev);
        gis_view_get_rotation(self->view, &rx, &ry, &rz);
        glRotatef(rx, 1, 0, 0);
        glRotatef(rz, 0, 0, 1);
-       glTranslatef(0, 0, -elev2rad(elev));
-       glRotatef(lat, 1, 0, 0);
-       glRotatef(-lon, 0, 1, 0);
-}
 
-static void set_visuals(GisOpenGL *self)
-{
        /* Lighting */
-       glMatrixMode(GL_MODELVIEW);
-       glLoadIdentity();
 #ifdef ROAM_DEBUG
        float light_ambient[]  = {0.7f, 0.7f, 0.7f, 1.0f};
        float light_diffuse[]  = {2.0f, 2.0f, 2.0f, 1.0f};
@@ -88,12 +77,12 @@ static void set_visuals(GisOpenGL *self)
        glDisable(GL_TEXTURE_2D);
        glDisable(GL_COLOR_MATERIAL);
 
-       /* Camera */
-       set_camera(self);
+       /* Camera 2 */
+       glTranslatef(0, 0, -elev2rad(elev));
+       glRotatef(lat, 1, 0, 0);
+       glRotatef(-lon, 0, 1, 0);
 
        /* Misc */
-       gdouble lat, lon, elev;
-       gis_view_get_location(self->view, &lat, &lon, &elev);
        gdouble rg   = MAX(0, 1-(elev/20000));
        gdouble blue = MAX(0, 1-(elev/50000));
        glClearColor(MIN(0.65,rg), MIN(0.65,rg), MIN(1,blue), 1.0f);
@@ -124,12 +113,13 @@ static void set_visuals(GisOpenGL *self)
  *************/
 static void on_realize(GisOpenGL *self, gpointer _)
 {
+       g_debug("GisOpenGL: on_realize");
        set_visuals(self);
        roam_sphere_update_errors(self->sphere);
 }
 static gboolean on_configure(GisOpenGL *self, GdkEventConfigure *event, gpointer _)
 {
-       g_debug("GisOpenGL: on_confiure");
+       g_debug("GisOpenGL: on_configure");
        gis_opengl_begin(self);
 
        double width  = GTK_WIDGET(self)->allocation.width;
@@ -166,10 +156,13 @@ static gboolean on_expose(GisOpenGL *self, GdkEventExpose *event, gpointer _)
        glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
 
 #ifndef ROAM_DEBUG
-       set_visuals(self);
-       glEnable(GL_TEXTURE_2D);
-       glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
-       roam_sphere_draw(self->sphere);
+       gis_plugins_foreach(self->plugins, G_CALLBACK(on_expose_plugin), self);
+
+       if (self->wireframe) {
+               set_visuals(self);
+               glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
+               roam_sphere_draw(self->sphere);
+       }
 #else
        set_visuals(self);
        glColor4f(0.0, 0.0, 9.0, 0.6);
@@ -180,8 +173,6 @@ static gboolean on_expose(GisOpenGL *self, GdkEventExpose *event, gpointer _)
        //roam_sphere_draw_normals(self->sphere);
 #endif
 
-       gis_plugins_foreach(self->plugins, G_CALLBACK(on_expose_plugin), self);
-
        set_visuals(self);
        gis_opengl_end(self);
        gis_opengl_flush(self);
@@ -211,12 +202,13 @@ static gboolean on_key_press(GisOpenGL *self, GdkEventKey *event, gpointer _)
        else if (kv == GDK_Right || kv == GDK_l) gis_view_pan(self->view,  0,   pan, 0);
        else if (kv == GDK_minus || kv == GDK_o) gis_view_zoom(self->view, 10./9);
        else if (kv == GDK_plus  || kv == GDK_i) gis_view_zoom(self->view, 9./10);
-       else if (kv == GDK_H) gis_view_rotate(self->view,  0,  0, -10);
-       else if (kv == GDK_J) gis_view_rotate(self->view,  10, 0,  0);
-       else if (kv == GDK_K) gis_view_rotate(self->view, -10, 0,  0);
-       else if (kv == GDK_L) gis_view_rotate(self->view,  0,  0,  10);
+       else if (kv == GDK_H) gis_view_rotate(self->view,  0, 0, -2);
+       else if (kv == GDK_J) gis_view_rotate(self->view,  2, 0,  0);
+       else if (kv == GDK_K) gis_view_rotate(self->view, -2, 0,  0);
+       else if (kv == GDK_L) gis_view_rotate(self->view,  0, 0,  2);
 
        /* Testing */
+       else if (kv == GDK_w) {self->wireframe = !self->wireframe; gtk_widget_queue_draw(GTK_WIDGET(self));}
 #ifdef ROAM_DEBUG
        else if (kv == GDK_n) roam_sphere_split_one(self->sphere);
        else if (kv == GDK_p) roam_sphere_merge_one(self->sphere);
@@ -231,6 +223,7 @@ static gboolean on_key_press(GisOpenGL *self, GdkEventKey *event, gpointer _)
 static void on_view_changed(GisView *view,
                gdouble _1, gdouble _2, gdouble _3, GisOpenGL *self)
 {
+       g_debug("GisOpenGL: on_view_changed");
        gis_opengl_begin(self);
        set_visuals(self);
 #ifndef ROAM_DEBUG
@@ -242,6 +235,7 @@ static void on_view_changed(GisView *view,
 
 static gboolean on_idle(GisOpenGL *self)
 {
+       //g_debug("GisOpenGL: on_idle");
        gis_opengl_begin(self);
        if (roam_sphere_split_merge(self->sphere))
                gis_opengl_redraw(self);
@@ -266,7 +260,6 @@ GisOpenGL *gis_opengl_new(GisWorld *world, GisView *view, GisPlugins *plugins)
        g_signal_connect(self->view, "location-changed", G_CALLBACK(on_view_changed), self);
        g_signal_connect(self->view, "rotation-changed", G_CALLBACK(on_view_changed), self);
 
-       /* TODO: update point eights sometime later so we have heigh-res heights for them */
        self->sphere = roam_sphere_new(self);
 
        return g_object_ref(self);
@@ -274,7 +267,6 @@ GisOpenGL *gis_opengl_new(GisWorld *world, GisView *view, GisPlugins *plugins)
 
 void gis_opengl_center_position(GisOpenGL *self, gdouble lat, gdouble lon, gdouble elev)
 {
-       set_camera(self);
        glRotatef(lon, 0, 1, 0);
        glRotatef(-lat, 1, 0, 0);
        glTranslatef(0, 0, elev2rad(elev));
@@ -282,7 +274,7 @@ void gis_opengl_center_position(GisOpenGL *self, gdouble lat, gdouble lon, gdoub
 
 void gis_opengl_redraw(GisOpenGL *self)
 {
-       g_debug("GisOpenGL: gl_redraw");
+       g_debug("GisOpenGL: redraw");
        gtk_widget_queue_draw(GTK_WIDGET(self));
 }
 void gis_opengl_begin(GisOpenGL *self)
@@ -320,9 +312,6 @@ G_DEFINE_TYPE(GisOpenGL, gis_opengl, GTK_TYPE_DRAWING_AREA);
 static void gis_opengl_init(GisOpenGL *self)
 {
        g_debug("GisOpenGL: init");
-       self->bmng = wms_info_new_for_bmng(NULL, NULL);
-       self->srtm = wms_info_new_for_srtm(NULL, NULL);
-
        /* OpenGL setup */
        GdkGLConfig *glconfig = gdk_gl_config_new_by_mode(
                        GDK_GL_MODE_RGBA   | GDK_GL_MODE_DEPTH |
@@ -386,8 +375,6 @@ static void gis_opengl_finalize(GObject *_self)
 {
        g_debug("GisOpenGL: finalize");
        GisOpenGL *self = GIS_OPENGL(_self);
-       wms_info_free(self->bmng);
-       wms_info_free(self->srtm);
        G_OBJECT_CLASS(gis_opengl_parent_class)->finalize(_self);
 }
 static void gis_opengl_class_init(GisOpenGLClass *klass)