Basic Graphics Programming - University of Southern California

More documents

Recommendations

Info

Drawing • In world coordinates; remember state! void triangle(void) { glBegin (GL_TRIANGLES); glColor3f (1.0, 0.0, 0.0); /* red */ glVertex2f (5.0, 5.0); glColor3f (0.0, 1.0, 0.0); /* green */ glVertex2f (25.0, 5.0); glColor3f (0.0, 0.0, 1.0); /* blue */ glVertex2f (5.0, 25.0); glEnd(); } 36
The Image glShadeModel(GL_FLAT) glShadeModel(GL_SMOOTH) color <strong>of</strong> last vertex each vertex separate color smoothly interpolated 37
Page 1 and 2: CSCI 480 Computer Graphics Lecture
Page 3 and 4: Where is OpenGL used • CAD • Vi
Page 5 and 6: OpenGL is cross-platform • Same c
Page 7 and 8: How does OpenGL work (continued) 3.
Page 9 and 10: OpenGL is a state machine State var
Page 11 and 12: Graphics Pipeline Primitives+ mater
Page 13 and 14: The pipeline is implemented by Open
Page 15 and 16: Vertices • Vertices in world coor
Page 17 and 18: Clipper • Mostly automatic (must
Page 19 and 20: Rasterizer • Interesting algorith
Page 21 and 22: Example: Draw Square Outline • Ty
Page 23 and 24: Polygons • Polygons enclose an ar
Page 25 and 26: Why Polygon Restrictions? • Non-c
Page 27 and 28: Attributes: color, shading and refl
Page 29 and 30: Color Filters • Eye can perceive
Page 31 and 32: RGB vs HSV Gimp Color Picker R B G
Page 33 and 34: GLUT Callbacks • Window system in
Page 35: The Display Callback • The routin
Page 39 and 40: Projection • Mapping world to scr
Page 41 and 42: Viewport • Determines clipping in

Basic Graphics Programming - University of Southern California

Create successful ePaper yourself

Delete template?

Save as template?