X-Git-Url: https://git.ucc.asn.au/?p=atyndall%2Fcits2231.git;a=blobdiff_plain;f=helper.c;h=897983e1fe789b3149f7110192a71a1d5a4633d7;hp=e5d9c0b1e7a60c0c1e11a5127fa16cb8e320205b;hb=a12d6797d3f6cd45fbc65283a7756dae72e61f91;hpb=ea1053838ec633c44e509a06a691c3bcc38acd8d;ds=sidebyside diff --git a/helper.c b/helper.c index e5d9c0b..897983e 100644 --- a/helper.c +++ b/helper.c @@ -234,7 +234,14 @@ void drawSquare(int recurseLevel, float x1, float z1, float x2, float z2) { } else { // Draw square. // **NOTE: Is the polygon facing in the right direction? + srand ( time(NULL) + x1 ); + if ( rand() % 10 < 5 ) { + printf("Random don't draw\n"); + return; + } + //printf("Drawing square (%f, %f), (%f, %f), (%f, %f), (%f, %f)\n", x1, z1, x1, z2, x2, z2, x2, z1); glBegin(GL_QUADS); + glNormal3f(0,1,0); glVertex3f(x1, 0.0, z1); glVertex3f(x1, 0.0, z2); glVertex3f(x2, 0.0, z2); @@ -257,20 +264,22 @@ void drawFloor() { void drawLine() { // **NOTE: fix function glDisable(GL_TEXTURE_2D); - glEnable(GL_BLEND); + glDisable(GL_LIGHTING); + //glEnable(GL_BLEND); glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); - glColor4ub( 0.0, 0.0, 0.0, 0.5 ); + glColor3f( 0.0, 0.0, 0.0 ); glBegin(GL_LINES); - glVertex3i( lineLength, 1.0, 0.0 ); - glVertex3i( -lineLength, 1.0, 0.0 ); + glVertex3i( lineLength, 0.0, 0.0 ); + glVertex3i( -lineLength, 0.0, 0.0 ); glEnd(); glBegin(GL_LINES); - glVertex3i( 0.0, 1.0, lineLength ); - glVertex3i( 0.0, 1.0, -lineLength ); + glVertex3i( 0.0, 0.0, lineLength ); + glVertex3i( 0.0, 0.0, -lineLength ); glEnd(); - glDisable(GL_BLEND); + //glDisable(GL_BLEND); + glEnable(GL_LIGHTING); glEnable(GL_TEXTURE_2D); } \ No newline at end of file