... En este ejemplo únicamente se visualiza una pantalla oscura, que indica
que todo esta listo para empezar a dibujar
OpenGL ES con
Android
OpenGL ES con
Android
1
Ejemplo de transformaciones
... vértices, ya que esto
hace cambiar la forma de la arista.
22
Cara (Face):
Conceptualmente, una cara es una lista de vértices. El área que
queda entre todos esos vértices es la cara...
... features,
renamed OpenGL, and released in early 1992. As of this writing, version 4.1 is the most current.
As small handheld devices became more common, OpenGL for Embedded Systems (OpenGL ES) ... 1: Computer Graphics: From Then to Now
9
import android. app.Activity;
import android .opengl. GLSurfaceView;
import android. os.Bundle;
import android. view.WindowManager;
import b...
... AM
xxii
INTRODUCTION
Once you join, you can post new messages and respond to messages other users post. You can
read messages at any time on the Web. If you would like to have new messages from a particular
forum e-mailed ... to use this book with Android you will need an actual device with OpenGL ES 2.0 support.
The emulator provided by the Android SDK supports only OpenGL ES...
... AM
www.it-ebooks.info
xxii
INTRODUCTION
Once you join, you can post new messages and respond to messages other users post. You can
read messages at any time on the Web. If you would like to have new messages from a particular
forum e-mailed ... to use this book with Android you will need an actual device with OpenGL ES 2.0 support.
The emulator provided by the Android SDK supports...
... CHAPTER 2. OPENGL OPERATION
Finally, command names, constants, and types are prefixed in the GL (by gl,
GL , and GL, respectively in C) to reduce name clashes with other packages. The
prefixes are ... system that allocates framebuffer resources. It is the window sys-
tem that determines which portions of the framebuffer the GL may access at any
given time and that communicates to the GL how ....
... Triangle in a counter clockwise order
Todayʼs Agenda
1. OpenGL
2. Graphics Theory
3. OpenGL ES Tutorial
4. iPhone OpenGL ES
5. Resources
6. Questions
... Cube
Culling
glEnable(GL_CULL_FACE);
•
OpenGL Iterates though the vertex array and draws
to the buffer in order, triangles later in the buffer are
drawn over top of triangles earlier
•
Typically 3D objects are closed surfaces...
... 3D Scene
The OpenGL ES Context
The information that configures OpenGL ES resides in platform-specific software data structures
encapsulated within an OpenGL ES
context
. OpenGL ES is a state ... tasks and partially hides
the differences between the two supported OpenGL ES versions. This book focuses on OpenGL
ES version 2.0 for iOS 5 with GLKit.
OpenGL ES define...
... book.
Lines 2ff actually define the data used to describe the two cubes. You
will rarely have to define anything in code like this. Usually, primitive
shapes (spheres, cubes, and cones, for ... And it is not a pretty sight at times.
Line 4 allocates an OpenGL context. This is used to keep track of all of
our specific states, commands, and resources needed to actually
render someth...
... 3D Scene
The OpenGL ES Context
The information that configures OpenGL ES resides in platform-specific software data structures
encapsulated within an OpenGL ES
context
. OpenGL ES is a state ... tasks and partially hides
the differences between the two supported OpenGL ES versions. This book focuses on OpenGL
ES version 2.0 for iOS 5 with GLKit.
OpenGL ES define...
... book.
Lines 2ff actually define the data used to describe the two cubes. You
will rarely have to define anything in code like this. Usually, primitive
shapes (spheres, cubes, and cones, for ... And it is not a pretty sight at times.
Line 4 allocates an OpenGL context. This is used to keep track of all of
our specific states, commands, and resources needed to actually
render someth...