X-Git-Url: https://git.ucc.asn.au/?p=atyndall%2Fcits2231.git;a=blobdiff_plain;f=scene.c;h=39ff405faa73a3fe9433fdde86c30c0defc1acac;hp=d351afaf6e46642280b1830f3b0e92eee9e3b025;hb=3ffbf1f81f45280aaa92e8c9844868a2d1964ac4;hpb=3252ebe3045e51d4cf9ee40f24e7204e230492d6 diff --git a/scene.c b/scene.c index d351afa..39ff405 100644 --- a/scene.c +++ b/scene.c @@ -1,6 +1,6 @@ /** * CITS2231 Graphics Scene Editor - * @author Ashley Tyndall (20915779) + * @author Ashley Tyndall (20915779), Jenna de la Harpe (20367932) */ #include @@ -110,8 +110,8 @@ void processLightEvents(int id) { * @param id ID of object selected */ void processObjectEvents(int id) { - // **NOTE: For the testing phase, only have the teapot addSceneObject(id); + manipulateState = STATE_OBJECT_POSITION_SCALE; glutPostRedisplay(); } @@ -120,7 +120,10 @@ void processObjectEvents(int id) { * @param id ID of texutre selected */ void processTextureEvents(int id) { - + if ( curObject >= 0 ) { + sceneObjs[curObject].texture = id; + glutPostRedisplay(); + } } /** @@ -168,7 +171,7 @@ void makeMenu() { glutAddMenuEntry("Position/Scale", M_POSITION_SCALE); glutAddMenuEntry("Rotation/Texture Scale", M_ROTATION_TEXTURE_SCALE); //glutAddSubMenu("Material", materialMenu); - //glutAddSubMenu("Texture", textureMenu); + glutAddSubMenu("Texture", textureMenu); glutAddSubMenu("Ground texture", gTextureMenu); //glutAddSubMenu("Lights", lightMenu); glutAddMenuEntry("Exit", M_EXIT); @@ -196,6 +199,9 @@ void windowReshape(int w, int h) { * @param y Mouse y position */ void mouse(int button, int state, int x, int y) { + if ( button == GLUT_LEFT_BUTTON && glutGetModifiers() == GLUT_ACTIVE_SHIFT ) { + button = GLUT_MIDDLE_BUTTON; // Holding shift with left button is the same as the middle button + } switch(button) { case GLUT_LEFT_BUTTON: case GLUT_MIDDLE_BUTTON: @@ -280,13 +286,14 @@ void motion(int x, int y) { switch ( manipulateState ) { case STATE_CAMERA_ROTATE_MOVE: + // w: rotate rotate += (x - startx); if ( buttonSelected == GLUT_LEFT_BUTTON ) { - // w: rotate, h: zoom + // h: zoom zoom += (y - starty); } else if ( buttonSelected == GLUT_MIDDLE_BUTTON ) { - // w: rotate, h: tilt + // h: tilt camAngle += (y - starty); } @@ -296,21 +303,40 @@ void motion(int x, int y) { break; case STATE_OBJECT_POSITION_SCALE: - //SceneObject co = sceneObjs[curObject]; - + if ( buttonSelected == GLUT_LEFT_BUTTON ) { // w: left/right, h: near/far - + //so.x, so.y, so.z + //sceneObjs[curObject].x += (x - startx)*leftrightFactor; + + sceneObjs[curObject].x += (x - startx) * sin(90 - camAngle*camAngleFactor); + sceneObjs[curObject].z += (x - startx) * cos(90 - camAngle*camAngleFactor); } else if ( buttonSelected == GLUT_MIDDLE_BUTTON ) { - // w: big/small, h: up/down + // w: big/small + float diff = (x - startx); + float max = (float)height/bigsmallFactor; + float scaling = ( diff + max) / max; + + sceneObjs[curObject].scale[0] *= scaling; + sceneObjs[curObject].scale[1] *= scaling; + sceneObjs[curObject].scale[2] *= scaling; + + // h: up/down + sceneObjs[curObject].y -= (y - starty) * updownFactor; } + + starty = y; + startx = x; + break; case STATE_OBJECT_ROTATION_TEXTURE_SCALE: if ( buttonSelected == GLUT_LEFT_BUTTON ) { // w: rotate on width, h: rotate on h + } else if ( buttonSelected == GLUT_MIDDLE_BUTTON ) { - // w & h, rotate on h + // w: rotate on height, h: texture scale + } break; @@ -352,7 +378,7 @@ void display() { 0.0, 10.0, 0.0 /* up is in postivie Y direction */ ); - glRotatef(camAngle*camAngleFactor, 1.0, 0.0, 0.0); + glRotatef(camAngle*camAngleFactor, 1.0, 0.0, 0.0); // Set camera angle upward /* Reposition the light source 0. */ lightPosition0[0] = 12*cos(lightAngle0); @@ -390,12 +416,9 @@ void display() { SceneObject so = sceneObjs[i]; // Apply rotation vector - //GLfloat* rv = &so.rotation.vector; - printf("%f, %f, %f\n", so.rotation.vector[0], so.rotation.vector[1], so.rotation.vector[2]); glRotatef(so.rotation.amount, so.rotation.vector[0], so.rotation.vector[1], so.rotation.vector[2]); // Apply scaling vector - //GLfloat* sv = &so.scale; glScalef(so.scale[0], so.scale[1], so.scale[2]); // Apply translation vector