X-Git-Url: https://git.ucc.asn.au/?p=atyndall%2Fcits2231.git;a=blobdiff_plain;f=scene.c;h=642fdcdc5bfce55a355ca9e68597233e8effdc66;hp=83e1c299eed996576613192e7f5ec15bf1e9e5c7;hb=0a1307fe36bf8e5c86664f93a5126c0d5debb1e7;hpb=8664ff7d3cbe2e5285d067231f54772b46649653 diff --git a/scene.c b/scene.c index 83e1c29..642fdcd 100644 --- a/scene.c +++ b/scene.c @@ -291,26 +291,30 @@ void display() { glMatrixMode(GL_PROJECTION); glLoadIdentity(); - float aspect = (float)height / (float)width; - if ( width > height ) aspect = (float)width / (float)height; + float aspect; + if ( width <= height ) { + aspect = (float)height / (float)width; + } else { + aspect = (float)width / (float)height; + } gluPerspective( - 90.0, + 75.0, aspect, 0.1, - 100 + 200 ); glMatrixMode(GL_MODELVIEW); glLoadIdentity(); gluLookAt( - 0.0, 0.0, 30.0, /* eye is at (x,y,z) */ + 0.0, 0.0, 5.0, /* eye is at (x,y,z) */ 0.0, 0.0, 0.0, /* center is at (x,y,z) */ 0.0, 1.0, 0.0 /* up is in postivie Y direction */ ); - glRotatef(30.0, 1.0, 0.0, 0.0); + glRotatef(75.0, 1.0, 0.0, 0.0); /* Reposition the light source. */ lightPosition[0] = 12*cos(lightAngle); @@ -336,7 +340,9 @@ void display() { glPushMatrix(); glTranslatef(0.0, 0.5, 0.0); // **NOTE: Teapot currently does not rest on surface glColor3f(0.0, 0.0, 0.0); + glFrontFace(GL_CW); glutSolidTeapot(1); + glFrontFace(GL_CCW); glPopMatrix(); // Draw a white ball over the light source @@ -367,11 +373,11 @@ void init() { glLightModelfv(GL_LIGHT_MODEL_AMBIENT, glightmodel); - glMaterialfv(GL_FRONT_AND_BACK, GL_AMBIENT, ambient); - glMaterialfv(GL_FRONT_AND_BACK, GL_DIFFUSE, diffuse); - glMaterialfv(GL_FRONT_AND_BACK, GL_SPECULAR, specular); - glMaterialfv(GL_FRONT_AND_BACK, GL_EMISSION, emission0); - glMaterialf(GL_FRONT_AND_BACK, GL_SHININESS, shine); + glMaterialfv(GL_FRONT, GL_AMBIENT, ambient); + glMaterialfv(GL_FRONT, GL_DIFFUSE, diffuse); + glMaterialfv(GL_FRONT, GL_SPECULAR, specular); + glMaterialfv(GL_FRONT, GL_EMISSION, emission0); + glMaterialf(GL_FRONT, GL_SHININESS, shine); glEnable(GL_LIGHT0); glEnable(GL_LIGHTING); @@ -408,9 +414,10 @@ int main(int argc, char **argv) { glDepthRange(0,1); glEnable(GL_DEPTH_TEST); // Enables Depth Testing glDepthFunc(GL_LEQUAL); // the type - glEnable(GL_CULL_FACE); glEnable(GL_TEXTURE_2D); - glLineWidth(1.0); + glEnable(GL_CULL_FACE); + glEnable(GL_NORMALIZE); + glLineWidth(2.0); glHint(GL_PERSPECTIVE_CORRECTION_HINT, GL_NICEST);