28package com.jogamp.opengl.demos.es2;
30import com.jogamp.opengl.JoglVersion;
31import com.jogamp.opengl.demos.util.CommandlineOptions;
32import com.jogamp.opengl.util.Animator;
33import com.jogamp.opengl.util.GLArrayDataServer;
34import com.jogamp.opengl.util.PMVMatrix;
35import com.jogamp.opengl.util.caps.NonFSAAGLCapsChooser;
36import com.jogamp.opengl.util.glsl.ShaderCode;
37import com.jogamp.opengl.util.glsl.ShaderProgram;
38import com.jogamp.opengl.util.glsl.ShaderState;
39import com.jogamp.common.util.VersionUtil;
40import com.jogamp.newt.event.WindowAdapter;
41import com.jogamp.newt.event.WindowEvent;
42import com.jogamp.newt.opengl.GLWindow;
43import com.jogamp.opengl.GL;
44import com.jogamp.opengl.GL2ES2;
45import com.jogamp.opengl.GLAutoDrawable;
46import com.jogamp.opengl.GLCapabilities;
47import com.jogamp.opengl.GLEventListener;
48import com.jogamp.opengl.GLUniformData;
49import com.jogamp.opengl.fixedfunc.GLMatrixFunc;
58 private int swapInterval = 0;
59 private float aspect = 1.0f;
60 private boolean doRotate =
true;
61 private boolean verbose =
true;
62 private boolean clearBuffers =
true;
65 this.swapInterval = swapInterval;
69 this.swapInterval = 1;
72 public void setAspect(
final float aspect) { this.aspect = aspect; }
73 public void setDoRotation(
final boolean rotate) { this.doRotate = rotate; }
80 System.err.println(Thread.currentThread()+
" RedSquareES2.init");
85 System.err.println(
"RedSquareES2 init on "+Thread.currentThread());
87 System.err.println(
"INIT GL IS: " + gl.getClass().getName());
91 System.err.println(
"No GLSL available, no rendering.");
97 "shader/bin",
"RedSquareShader",
true);
99 "shader/bin",
"RedSquareShader",
true);
103 sp0.
add(gl, vp0, System.err);
104 sp0.
add(gl, fp0, System.err);
115 st.
uniform(gl, pmvMatrixUniform);
119 vertices.
putf(-2); vertices.
putf( 2); vertices.
putf( 0);
120 vertices.
putf( 2); vertices.
putf( 2); vertices.
putf( 0);
121 vertices.
putf(-2); vertices.
putf(-2); vertices.
putf( 0);
122 vertices.
putf( 2); vertices.
putf(-2); vertices.
putf( 0);
123 vertices.
seal(gl,
true);
133 colors.
seal(gl,
true);
141 t0 = System.currentTimeMillis();
143 System.err.println(Thread.currentThread()+
" RedSquareES2.init FIN");
149 final long t1 = System.currentTimeMillis();
165 final float ang = ((t1 - t0) * 360.0F) / 4000.0F;
169 st.
uniform(gl, pmvMatrixUniform);
184 System.err.println(Thread.currentThread()+
" RedSquareES2.reshape "+x+
"/"+y+
" "+width+
"x"+height+
", swapInterval "+swapInterval+
198 final float fovy=45f;
199 final float aspect2 = ( (float) width / (
float) height ) / aspect;
200 final float zNear=1f;
201 final float zFar=100f;
204 final float t=(float)Math.tan(fovy*((
float)Math.PI)/360.0f)*zNear;
205 final float b=-1.0f*t;
206 final float l=aspect2*b;
207 final float r=aspect2*t;
209 pmvMatrix.
glFrustumf(l, r, b, t, zNear, zFar);
211 st.
uniform(gl, pmvMatrixUniform);
214 System.err.println(Thread.currentThread()+
" RedSquareES2.reshape FIN");
220 System.err.println(Thread.currentThread()+
" RedSquareES2.dispose");
230 System.err.println(Thread.currentThread()+
" RedSquareES2.dispose FIN");
234 public static void main(
final String[] args) {
237 System.err.println(options);
238 System.err.println(VersionUtil.getPlatformInfo());
242 System.out.println(
"Requested: " + reqCaps);
255 animator.
add(window);
final SyncMatrices4f getSyncPMv()
Returns SyncMatrices4f of 2 matrices within one FloatBuffer: P and Mv.
NEWT Window events are provided for notification purposes ONLY.
An implementation of GLAutoDrawable and Window interface, using a delegated Window instance,...
final void setTitle(final String title)
final void setSize(final int width, final int height)
Sets the size of the window's client area in window units, excluding decorations.
final void setVisible(final boolean visible)
Calls setVisible(true, visible), i.e.
final void addWindowListener(final WindowListener l)
Appends the given com.jogamp.newt.event.WindowListener to the end of the list.
CapabilitiesChooser setCapabilitiesChooser(final CapabilitiesChooser chooser)
Set the CapabilitiesChooser to help determine the native visual type.
static GLWindow create(final GLCapabilitiesImmutable caps)
Creates a new GLWindow attaching a new Window referencing a new default Screen and default Display wi...
Specifies a set of OpenGL capabilities.
abstract GLDrawable getGLDrawable()
Returns the write-drawable this context uses for framebuffer operations.
static StringBuilder getGLStrings(final GL gl, final StringBuilder sb)
void setAspect(final float aspect)
RedSquareES2(final int swapInterval)
static void main(final String[] args)
void setVerbose(final boolean v)
void setDoRotation(final boolean rotate)
void display(final GLAutoDrawable glad)
Called by the drawable to initiate OpenGL rendering by the client.
void init(final GLAutoDrawable glad)
Called by the drawable immediately after the OpenGL context is initialized.
void reshape(final GLAutoDrawable glad, final int x, final int y, final int width, final int height)
Called by the drawable during the first repaint after the component has been resized.
void dispose(final GLAutoDrawable glad)
Notifies the listener to perform the release of all OpenGL resources per GLContext,...
void setClearBuffers(final boolean v)
GLCapabilities getGLCaps()
final synchronized void add(final GLAutoDrawable drawable)
Adds a drawable to this animator's list of rendering drawables.
final void setUpdateFPSFrames(final int frames, final PrintStream out)
final synchronized boolean start()
Starts this animator, if not running.
final synchronized boolean stop()
Stops this animator.
void seal(final GL gl, final boolean seal)
Convenience method calling seal(boolean) and enableBuffer(GL, boolean).
void enableBuffer(final GL gl, final boolean enable)
Enables the buffer if enable is true, and transfers the data if required.
static GLArrayDataServer createGLSL(final String name, final int compsPerElement, final int dataType, final boolean normalized, final int initialElementCount, final int vboUsage)
Create a VBO, using a custom GLSL array attribute name and starting with a new created Buffer object ...
PMVMatrix implements a subset of the fixed function pipeline GLMatrixFunc using PMVMatrix4f.
final void glTranslatef(final float x, final float y, final float z)
Translate the current matrix.
final void glMatrixMode(final int matrixName)
Sets the current matrix mode.
final void glFrustumf(final float left, final float right, final float bottom, final float top, final float zNear, final float zFar)
Multiply the current matrix with the frustum matrix.
final void glRotatef(final float ang_deg, final float x, final float y, final float z)
Rotate the current matrix.
final void glLoadIdentity()
Load the current matrix with the identity matrix.
Custom GLCapabilitiesChooser, filtering out all full screen anti-aliasing (FSAA, multisample) capabil...
Convenient shader code class to use and instantiate vertex or fragment programs.
final int defaultShaderCustomization(final GL2ES2 gl, final boolean preludeVersion, final boolean addDefaultPrecision)
Default customization of this shader source code.
static ShaderCode create(final GL2ES2 gl, final int type, final int count, final Class<?> context, final String[] sourceFiles, final boolean mutableStringBuilder)
Creates a complete ShaderCode object while reading all shader source of sourceFiles,...
synchronized void add(final ShaderCode shaderCode)
Adds a new shader to this program.
ShaderState allows to sharing data between shader programs, while updating the attribute and uniform ...
void ownAttribute(final GLArrayData attribute, final boolean own)
Binds or unbinds the GLArrayData lifecycle to this ShaderState.
void setVerbose(final boolean v)
synchronized void useProgram(final GL2ES2 gl, final boolean on)
Turns the shader program on or off.
synchronized boolean attachShaderProgram(final GL2ES2 gl, final ShaderProgram prog, final boolean enable)
Attach or switch a shader program.
synchronized void destroy(final GL2ES2 gl)
Calls release(gl, true, true, true).
boolean uniform(final GL2ES2 gl, final GLUniformData data)
Set the uniform data, if it's location is valid, i.e.
void ownUniform(final GLUniformData uniform)
Bind the GLUniform lifecycle to this ShaderState.
static final int GL_VERTEX_SHADER
GL_ES_VERSION_2_0, GL_VERSION_2_0, GL_EXT_vertex_shader, GL_ARB_vertex_shader Alias for: GL_VERTEX_SH...
static final int GL_FRAGMENT_SHADER
GL_ES_VERSION_2_0, GL_VERSION_2_0, GL_ATI_fragment_shader, GL_ARB_fragment_shader Alias for: GL_FRAGM...
A higher-level abstraction than GLDrawable which supplies an event based mechanism (GLEventListener) ...
GL getGL()
Returns the GL pipeline object this GLAutoDrawable uses.
void addGLEventListener(GLEventListener listener)
Adds the given listener to the end of this drawable queue.
boolean hasGLSL()
Indicates whether this GL object supports GLSL.
GL2ES2 getGL2ES2()
Casts this object to the GL2ES2 interface.
void setSwapInterval(int interval)
Set the swap interval of the current context and attached onscreen GLDrawable.
GLContext getContext()
Returns the GLContext associated which this GL object.
GLCapabilitiesImmutable getChosenGLCapabilities()
Fetches the GLCapabilitiesImmutable corresponding to the chosen OpenGL capabilities (pixel format / v...
long getHandle()
Returns the GL drawable handle, guaranteed to be valid after realization and while it's surface is be...
Declares events which client code can use to manage OpenGL rendering into a GLAutoDrawable.
void glDrawArrays(int mode, int first, int count)
Entry point to C language function: void {@native glDrawArrays}(GLenum mode, GLint first,...
static final int GL_STATIC_DRAW
GL_VERSION_1_5, GL_ES_VERSION_2_0, GL_VERSION_ES_1_0, GL_ARB_vertex_buffer_object Alias for: GL_STATI...
static final int GL_FLOAT
GL_ES_VERSION_2_0, GL_VERSION_1_0, GL_VERSION_ES_1_0 Define "GL_FLOAT" with expression '0x1406',...
static final int GL_COLOR_BUFFER_BIT
GL_ES_VERSION_2_0, GL_VERSION_1_0, GL_VERSION_ES_1_0 Define "GL_COLOR_BUFFER_BIT" with expression '0x...
void glClearColor(float red, float green, float blue, float alpha)
Entry point to C language function: void {@native glClearColor}(GLfloat red, GLfloat green,...
void glEnable(int cap)
Entry point to C language function: void {@native glEnable}(GLenum cap) Part of GL_ES_VERSION_2_0,...
static final int GL_DEPTH_TEST
GL_ES_VERSION_2_0, GL_VERSION_1_0, GL_VERSION_ES_1_0 Define "GL_DEPTH_TEST" with expression '0x0B71',...
void glClear(int mask)
Entry point to C language function: void {@native glClear}(GLbitfield mask) Part of GL_ES_VERSION_...
static final int GL_TRIANGLE_STRIP
GL_ES_VERSION_2_0, GL_VERSION_1_0, GL_VERSION_ES_1_0 Define "GL_TRIANGLE_STRIP" with expression '0x00...
static final int GL_DEPTH_BUFFER_BIT
GL_ES_VERSION_2_0, GL_VERSION_1_0, GL_VERSION_ES_1_0 Define "GL_DEPTH_BUFFER_BIT" with expression '0x...
Subset of OpenGL fixed function pipeline's matrix operations.
static final int GL_PROJECTION
Matrix mode projection.
static final int GL_MODELVIEW
Matrix mode modelview.