X-Git-Url: https://git.ucc.asn.au/?p=atyndall%2Fcits2231.git;a=blobdiff_plain;f=scene.c;h=93470921667eda93f674214fe7bb0fae04cf210c;hp=cad5534fb6f7423db27f4af1b37dad283edc478c;hb=f66520948800fea23aabf1673512d75e325898b7;hpb=925203328b5abd6d6260181cd45c437d2acadb33 diff --git a/scene.c b/scene.c index cad5534..9347092 100644 --- a/scene.c +++ b/scene.c @@ -125,7 +125,7 @@ int lightMoving = 0, lightStartX, lightStartY; /* Time varying or user-controled variables. */ static float jump = 0.0; -static float lightAngle = 0.0, lightHeight = 20; +static float lightAngle = 0.0, lightHeight = 40; GLfloat angle = -150; /* in degrees */ GLfloat angle2 = 30; /* in degrees */ @@ -484,7 +484,7 @@ void makeMenu() { * @param h New height */ void windowReshape(int w, int h) { - GLdouble near = -1000.0; + GLdouble near = -100.0; GLdouble far = 1000.0; glViewport(0, 0, (GLsizei) w, (GLsizei) h); @@ -556,65 +556,29 @@ motion(int x, int y) void idle() { angle = (int)(angle + 10) % 360; - //angle2 = (int)(angle2 + 10) % 360; - printf("Angle 1: %f, Angle 2: %f\n", angle, angle2); - sleep(25); - glutPostRedisplay(); -} - -/** - * Draw a floor. - */ -void drawFloor() { - glDisable(GL_LIGHTING); - - //if (useTexture) { - // glEnable(GL_TEXTURE_2D); - //} - - /*glBegin(GL_QUADS); - glTexCoord2f(0.0, 0.0); - glVertex3fv(floorVertices[0]); - glTexCoord2f(0.0, 16.0); - glVertex3fv(floorVertices[1]); - glTexCoord2f(16.0, 16.0); - glVertex3fv(floorVertices[2]); - glTexCoord2f(16.0, 0.0); - glVertex3fv(floorVertices[3]); - glEnd();*/ - -drawSquare(0, -1000, -1000, 1000, 1000); - - /*if (useTexture) { - glDisable(GL_TEXTURE_2D); - }*/ - - glEnable(GL_LIGHTING); + //angle2 = (int)(angle2 + 10) % 360; + printf("Angle 1: %f, Angle 2: %f\n", angle, angle2); + sleep(1); + glutPostRedisplay(); } -int drawFloorRecurse = 2; -/*void drawSquare(GLfloat x1, GLfloat y1, GLfloat x2, GLfloat y2) { - drawSquare(0, x1, y1, x2, y2); -}*/ -void drawSquare(int recurseLevel, GLfloat x1, GLfloat y1, GLfloat x2, GLfloat y2) { +int drawFloorRecurse = 5; - +void drawSquare(int recurseLevel, float x1, float y1, float x2, float y2) { if ( drawFloorRecurse != recurseLevel ) { - GLfloat xm = (x1 + x2) / 2.0; - GLfloat ym = (y1 + y2) / 2.0; + float xm = (x1 + x2) / 2.0; + float ym = (y1 + y2) / 2.0; int rnew = recurseLevel + 1; - printf("Recursing to level %d\n", rnew); // Split into four sub-quads drawSquare(rnew, x1, y1, xm, ym); drawSquare(rnew, x1, ym, xm, y2); drawSquare(rnew, xm, ym, x2, y2); drawSquare(rnew, xm, y1, x2, ym); - + } else { - printf("Drawing (%.10f, %.10f) -> (%.10f, %.10f)\n", x1, y2, x2, y2); glBegin(GL_QUADS); glVertex3f(x1, 0.0, y1); glVertex3f(x1, 0.0, y2); @@ -625,6 +589,23 @@ void drawSquare(int recurseLevel, GLfloat x1, GLfloat y1, GLfloat x2, GLfloat y2 } +/** + * Draw a floor. + */ +void drawFloor() { + +drawSquare(0, -1000.0, -1000.0, 1000.0, 1000.0); + + /*if (useTexture) { + glDisable(GL_TEXTURE_2D); + }*/ + +} + +/*void drawSquare(GLfloat x1, GLfloat y1, GLfloat x2, GLfloat y2) { + drawSquare(0, x1, y1, x2, y2); +}*/ + /** * Display function */ @@ -632,11 +613,13 @@ void display() { glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); glLoadIdentity(); gluLookAt( - 0.0, 0.0, 60.0, /* eye is at (x,y,z) */ + 0.0, 0.0, 80.0, /* 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); + /* Reposition the light source. */ lightPosition[0] = 12*cos(lightAngle); lightPosition[1] = lightHeight; @@ -645,7 +628,7 @@ void display() { glPushMatrix(); /* Perform scene rotations based on user mouse input. */ - glRotatef(angle2, 1.0, 0.0, 0.0); + glRotatef(angle, 0.0, 1.0, 0.0); glLightfv(GL_LIGHT0, GL_POSITION, lightPosition);