Minor tidying up of interface.

[simgear.git] / simgear / sky / oursun.cxx

diff --git a/simgear/sky/oursun.cxx b/simgear/sky/oursun.cxx
index 6b03214bc3a1e2c122f4ffb0a4fada288a64ffb7..566bbcefc0e51b7f8b70fa90cf915a471f0d48a4 100644 (file)
--- a/simgear/sky/oursun.cxx
+++ b/simgear/sky/oursun.cxx
@@ -31,10 +31,9 @@
 #include <stdio.h>
 #include <iostream>
 
+#include <plib/sg.h>
 #include <plib/ssg.h>
 
-#include <simgear/constants.h>
-
 #include "sphere.hxx"
 #include "oursun.hxx"
 
@@ -204,10 +203,13 @@ ssgBranch * SGSun::build( FGPath path, double sun_size ) {
     orb_state = new ssgSimpleState();
     orb_state->setShadeModel( GL_SMOOTH );
     orb_state->disable( GL_LIGHTING );
+    // orb_state->enable( GL_LIGHTING );
     orb_state->disable( GL_CULL_FACE );
     orb_state->disable( GL_TEXTURE_2D );
     orb_state->enable( GL_COLOR_MATERIAL );
     orb_state->setColourMaterial( GL_AMBIENT_AND_DIFFUSE );
+    orb_state->setMaterial( GL_EMISSION, 0, 0, 0, 1 );
+    orb_state->setMaterial( GL_SPECULAR, 0, 0, 0, 1 );
     orb_state->disable( GL_BLEND );
     orb_state->disable( GL_ALPHA_TEST );
 
@@ -233,10 +235,13 @@ ssgBranch * SGSun::build( FGPath path, double sun_size ) {
     halo_state->setTexture( (char *)path.c_str() );
     halo_state->enable( GL_TEXTURE_2D );
     halo_state->disable( GL_LIGHTING );
+    // halo_state->enable( GL_LIGHTING );
     halo_state->setShadeModel( GL_SMOOTH );
     halo_state->disable( GL_CULL_FACE );
     halo_state->enable( GL_COLOR_MATERIAL );
     halo_state->setColourMaterial( GL_AMBIENT_AND_DIFFUSE );
+    halo_state->setMaterial( GL_EMISSION, 0, 0, 0, 1 );
+    halo_state->setMaterial( GL_SPECULAR, 0, 0, 0, 1 );
     halo_state->enable( GL_ALPHA_TEST );
     halo_state->setAlphaClamp(0.01);
     halo_state->enable ( GL_BLEND ) ;
@@ -273,9 +278,9 @@ ssgBranch * SGSun::build( FGPath path, double sun_size ) {
     // into the provide scene graph branch
     sun_transform = new ssgTransform;
 
-    sun_transform->addKid( halo );
     halo->setCallback( SSG_CALLBACK_PREDRAW, sgSunHaloPreDraw );
     halo->setCallback( SSG_CALLBACK_POSTDRAW, sgSunHaloPostDraw );
+    sun_transform->addKid( halo );
     sun_transform->addKid( orb );
 
     return sun_transform;
@@ -288,7 +293,7 @@ ssgBranch * SGSun::build( FGPath path, double sun_size ) {
 // 90 degrees = sun rise/set
 // 180 degrees = darkest midnight
 bool SGSun::repaint( double sun_angle ) {
-    if ( sun_angle * RAD_TO_DEG < 100 ) {
+    if ( sun_angle * SGD_RADIANS_TO_DEGREES < 100 ) {
        // else sun is well below horizon (so no point in repainting it)
     
        // x_10 = sun_angle^10
@@ -306,6 +311,9 @@ bool SGSun::repaint( double sun_angle ) {
                   (ambient * 12.0) - 3.6, // minimum value = 0.0
                   1.0 );
     
+       // temp test, forces the color to always be white
+       // sgSetVec4( color, 1.0, 1.0, 1.0, 1.0 );
+
        if (color[0] > 1.0) color[0] = 1.0;
        if (color[1] > 1.0) color[1] = 1.0;
        if (color[2] > 1.0) color[2] = 1.0;
@@ -339,16 +347,17 @@ bool SGSun::reposition( sgVec3 p, double angle,
     sgSetVec3( axis, 0.0, 0.0, -1.0 );
     sgMakeRotMat4( GST, angle, axis );
 
-    // xglRotatef(((RAD_TO_DEG * rightAscension)- 90.0), 0.0, 0.0, 1.0);
+    // xglRotatef( ((SGD_RADIANS_TO_DEGREES * rightAscension)- 90.0),
+    //             0.0, 0.0, 1.0);
     sgSetVec3( axis, 0.0, 0.0, 1.0 );
-    sgMakeRotMat4( RA, (rightAscension * RAD_TO_DEG) - 90.0, axis );
+    sgMakeRotMat4( RA, (rightAscension * SGD_RADIANS_TO_DEGREES) - 90.0, axis );
 
-    // xglRotatef((RAD_TO_DEG * declination), 1.0, 0.0, 0.0);
+    // xglRotatef((SGD_RADIANS_TO_DEGREES * declination), 1.0, 0.0, 0.0);
     sgSetVec3( axis, 1.0, 0.0, 0.0 );
-    sgMakeRotMat4( DEC, declination * RAD_TO_DEG, axis );
+    sgMakeRotMat4( DEC, declination * SGD_RADIANS_TO_DEGREES, axis );
 
-    // xglTranslatef(0,60000,0);
-    sgSetVec3( v, 0.0, 60000.0, 0.0 );
+    // xglTranslatef(0,sun_dist);
+    sgSetVec3( v, 0.0, sun_dist, 0.0 );
     sgMakeTransMat4( T2, v );
 
     sgMat4 TRANSFORM;