/**
* Initialize this ProjectedDepthTexture with the renderer
*
* @param r
*/
public void init(final Renderer r) {
// already initialized ?
if (textureRenderer != null) {
return;
}
textureRenderer = ImageUtil.createTextureRenderer(0, 0, r, true);
if (isParallel) {
textureRenderer.getCamera().setProjectionMode(Camera.ProjectionMode.Parallel);
}
// Enforce performance enhancing states on the renderer.
// No textures or colors are required since we're only
// interested in recording depth.
// Also only need front faces when rendering the shadow maps
// turn off clipping
ClipState noClip = new ClipState();
noClip.setEnabled(false);
textureRenderer.enforceState(noClip);
// turn off texturing
TextureState noTexture = new TextureState();
noTexture.setEnabled(false);
textureRenderer.enforceState(noTexture);
// turn off colors
ColorMaskState colorDisabled = new ColorMaskState();
colorDisabled.setAll(false);
textureRenderer.enforceState(colorDisabled);
// cull back faces
CullState cullFace = new CullState();
cullFace.setEnabled(true);
cullFace.setCullFace(CullState.Face.Back);
textureRenderer.enforceState(cullFace);
// turn off lights
LightState noLights = new LightState();
noLights.setEnabled(false);
textureRenderer.enforceState(noLights);
// use flat shading
ShadingState flat = new ShadingState();
flat.setShadingMode(ShadingMode.Flat);
textureRenderer.enforceState(flat);
// disable GLSLShaderObjectsState
GLSLShaderObjectsState glsl = new GLSLShaderObjectsState();
glsl.setEnabled(false);
textureRenderer.enforceState(glsl);
// enforce the shadow offset parameters
textureRenderer.enforceState(offsetState);
if (texture == null) {
createTexture();
}
textureRenderer.setupTexture(texture);
}
public static void apply(final JoglRenderer renderer, final GLSLShaderObjectsState state) {
final GL gl = GLU.getCurrentGL();
final RenderContext context = ContextManager.getCurrentContext();
final ContextCapabilities caps = context.getCapabilities();
if (caps.isGLSLSupported()) {
// Ask for the current state record
final ShaderObjectsStateRecord record =
(ShaderObjectsStateRecord) context.getStateRecord(StateType.GLSLShader);
context.setCurrentState(StateType.GLSLShader, state);
if (state.isEnabled()) {
if (state._needSendShader) {
sendToGL(state);
}
if (state._shaderDataLogic != null) {
state._shaderDataLogic.applyData(state, state._mesh, renderer);
}
}
if (!record.isValid() || record.getReference() != state || state.needsRefresh()) {
record.setReference(state);
if (state.isEnabled()) {
if (state._programID != -1) {
gl.glUseProgramObjectARB(state._programID);
final List<ShaderVariable> attribs = state.getShaderAttributes();
for (int i = attribs.size(); --i >= 0; ) {
final ShaderVariable shaderVariable = attribs.get(i);
if (shaderVariable.needsRefresh) {
JoglShaderUtil.updateAttributeLocation(shaderVariable, state._programID);
shaderVariable.needsRefresh = false;
}
JoglShaderUtil.updateShaderAttribute(shaderVariable);
}
final List<ShaderVariable> uniforms = state.getShaderUniforms();
for (int i = uniforms.size(); --i >= 0; ) {
final ShaderVariable shaderVariable = uniforms.get(i);
if (shaderVariable.needsRefresh) {
JoglShaderUtil.updateUniformLocation(shaderVariable, state._programID);
JoglShaderUtil.updateShaderUniform(shaderVariable);
shaderVariable.needsRefresh = false;
}
}
}
} else {
gl.glUseProgramObjectARB(0);
}
}
if (!record.isValid()) {
record.validate();
}
}
}
protected static void sendToGL(
final GLSLShaderObjectsState state, final ContextCapabilities caps) {
final GL gl = GLContext.getCurrentGL();
if (state.getVertexShader() == null && state.getFragmentShader() == null) {
logger.warning("Could not find shader resources!" + "(both inputbuffers are null)");
state._needSendShader = false;
return;
}
if (state._programID == -1) {
if (gl.isGL2()) {
state._programID = gl.getGL2().glCreateProgramObjectARB();
} else {
if (gl.isGL2ES2()) {
state._programID = gl.getGL2ES2().glCreateProgram();
}
}
}
if (state.getVertexShader() != null) {
if (state._vertexShaderID != -1) {
removeVertShader(state);
}
if (gl.isGL2()) {
state._vertexShaderID = gl.getGL2().glCreateShaderObjectARB(GL2ES2.GL_VERTEX_SHADER);
} else {
if (gl.isGL2ES2()) {
state._vertexShaderID = gl.getGL2ES2().glCreateShader(GL2ES2.GL_VERTEX_SHADER);
}
}
// Create the sources
final byte array[] = new byte[state.getVertexShader().limit()];
state.getVertexShader().rewind();
state.getVertexShader().get(array);
if (gl.isGL2()) {
gl.getGL2()
.glShaderSourceARB(
state._vertexShaderID,
1,
new String[] {new String(array)},
new int[] {array.length},
0);
} else {
if (gl.isGL2ES2()) {
gl.getGL2ES2()
.glShaderSource(
state._vertexShaderID,
1,
new String[] {new String(array)},
new int[] {array.length},
0);
}
}
// Compile the vertex shader
final JoglRenderContext context = (JoglRenderContext) ContextManager.getCurrentContext();
final IntBuffer compiled = context.getDirectNioBuffersSet().getSingleIntBuffer();
compiled.clear();
if (gl.isGL2()) {
gl.getGL2().glCompileShaderARB(state._vertexShaderID);
gl.getGL2()
.glGetObjectParameterivARB(
state._vertexShaderID, GL2.GL_OBJECT_COMPILE_STATUS_ARB, compiled);
} else {
if (gl.isGL2ES2()) {
gl.getGL2ES2().glCompileShader(state._vertexShaderID);
gl.getGL2ES2().glGetShaderiv(state._vertexShaderID, GL2ES2.GL_COMPILE_STATUS, compiled);
}
}
checkProgramError(compiled.get(0), state._vertexShaderID, state._vertexShaderName);
// Attach the program
if (gl.isGL2()) {
gl.getGL2().glAttachObjectARB(state._programID, state._vertexShaderID);
} else {
if (gl.isGL2ES2()) {
gl.getGL2ES2().glAttachShader(state._programID, state._vertexShaderID);
}
}
} else if (state._vertexShaderID != -1) {
removeVertShader(state);
state._vertexShaderID = -1;
}
if (state.getFragmentShader() != null) {
if (state._fragmentShaderID != -1) {
removeFragShader(state);
}
if (gl.isGL2()) {
state._fragmentShaderID = gl.getGL2().glCreateShaderObjectARB(GL2ES2.GL_FRAGMENT_SHADER);
} else {
if (gl.isGL2ES2()) {
state._fragmentShaderID = gl.getGL2ES2().glCreateShader(GL2ES2.GL_FRAGMENT_SHADER);
}
}
// Create the sources
final byte array[] = new byte[state.getFragmentShader().limit()];
state.getFragmentShader().rewind();
state.getFragmentShader().get(array);
if (gl.isGL2()) {
gl.getGL2()
.glShaderSourceARB(
state._fragmentShaderID,
1,
new String[] {new String(array)},
new int[] {array.length},
0);
} else {
if (gl.isGL2ES2()) {
gl.getGL2ES2()
.glShaderSource(
state._fragmentShaderID,
1,
new String[] {new String(array)},
new int[] {array.length},
0);
}
}
// Compile the fragment shader
final JoglRenderContext context = (JoglRenderContext) ContextManager.getCurrentContext();
final IntBuffer compiled = context.getDirectNioBuffersSet().getSingleIntBuffer();
compiled.clear();
if (gl.isGL2()) {
gl.getGL2().glCompileShaderARB(state._fragmentShaderID);
gl.getGL2()
.glGetObjectParameterivARB(
state._fragmentShaderID, GL2.GL_OBJECT_COMPILE_STATUS_ARB, compiled);
} else {
if (gl.isGL2ES2()) {
gl.getGL2ES2().glCompileShader(state._fragmentShaderID);
gl.getGL2ES2().glGetShaderiv(state._fragmentShaderID, GL2ES2.GL_COMPILE_STATUS, compiled);
}
}
checkProgramError(compiled.get(0), state._fragmentShaderID, state._vertexShaderName);
// Attach the program
if (gl.isGL2()) {
gl.getGL2().glAttachObjectARB(state._programID, state._fragmentShaderID);
} else {
if (gl.isGL2ES2()) {
gl.getGL2ES2().glAttachShader(state._programID, state._fragmentShaderID);
}
}
} else if (state._fragmentShaderID != -1) {
removeFragShader(state);
state._fragmentShaderID = -1;
}
if (caps.isGeometryShader4Supported()) {
if (state.getGeometryShader() != null) {
if (state._geometryShaderID != -1) {
removeGeomShader(state);
}
if (gl.isGL2()) {
state._geometryShaderID = gl.getGL2().glCreateShaderObjectARB(GL3.GL_GEOMETRY_SHADER);
} else {
if (gl.isGL2ES2()) {
state._geometryShaderID = gl.getGL2ES2().glCreateShader(GL3.GL_GEOMETRY_SHADER);
}
}
// Create the sources
final byte array[] = new byte[state.getGeometryShader().limit()];
state.getGeometryShader().rewind();
state.getGeometryShader().get(array);
if (gl.isGL2()) {
gl.getGL2()
.glShaderSourceARB(
state._geometryShaderID,
1,
new String[] {new String(array)},
new int[] {array.length},
0);
} else {
if (gl.isGL2ES2()) {
gl.getGL2ES2()
.glShaderSource(
state._geometryShaderID,
1,
new String[] {new String(array)},
new int[] {array.length},
0);
}
}
// Compile the geometry shader
final JoglRenderContext context = (JoglRenderContext) ContextManager.getCurrentContext();
final IntBuffer compiled = context.getDirectNioBuffersSet().getSingleIntBuffer();
compiled.clear();
if (gl.isGL2()) {
gl.getGL2().glCompileShaderARB(state._geometryShaderID);
gl.getGL2()
.glGetObjectParameterivARB(
state._geometryShaderID, GL2.GL_OBJECT_COMPILE_STATUS_ARB, compiled);
} else {
if (gl.isGL2ES2()) {
gl.getGL2ES2().glCompileShader(state._geometryShaderID);
gl.getGL2ES2()
.glGetShaderiv(state._geometryShaderID, GL2ES2.GL_COMPILE_STATUS, compiled);
}
}
checkProgramError(compiled.get(0), state._geometryShaderID, state._geometryShaderName);
// Attach the program
if (gl.isGL2()) {
gl.getGL2().glAttachObjectARB(state._programID, state._geometryShaderID);
} else {
if (gl.isGL2ES2()) {
gl.getGL2ES2().glAttachShader(state._programID, state._geometryShaderID);
}
}
} else if (state._geometryShaderID != -1) {
removeGeomShader(state);
state._geometryShaderID = -1;
}
}
if (caps.isTessellationShadersSupported()) {
if (state.getTessellationControlShader() != null) {
if (state._tessellationControlShaderID != -1) {
removeTessControlShader(state);
}
if (gl.isGL2()) {
state._tessellationControlShaderID =
gl.getGL2().glCreateShaderObjectARB(GL4.GL_TESS_CONTROL_SHADER);
} else {
if (gl.isGL2ES2()) {
state._tessellationControlShaderID =
gl.getGL2ES2().glCreateShader(GL4.GL_TESS_CONTROL_SHADER);
}
}
// Create the sources
final byte array[] = new byte[state.getTessellationControlShader().limit()];
state.getTessellationControlShader().rewind();
state.getTessellationControlShader().get(array);
if (gl.isGL2()) {
gl.getGL2()
.glShaderSourceARB(
state._tessellationControlShaderID,
1,
new String[] {new String(array)},
new int[] {array.length},
0);
} else {
if (gl.isGL2ES2()) {
gl.getGL2ES2()
.glShaderSource(
state._tessellationControlShaderID,
1,
new String[] {new String(array)},
new int[] {array.length},
0);
}
}
// Compile the tessellation control shader
final JoglRenderContext context = (JoglRenderContext) ContextManager.getCurrentContext();
final IntBuffer compiled = context.getDirectNioBuffersSet().getSingleIntBuffer();
compiled.clear();
if (gl.isGL2()) {
gl.getGL2().glCompileShaderARB(state._tessellationControlShaderID);
gl.getGL2()
.glGetObjectParameterivARB(
state._tessellationControlShaderID, GL2.GL_OBJECT_COMPILE_STATUS_ARB, compiled);
} else {
if (gl.isGL2ES2()) {
gl.getGL2ES2().glCompileShader(state._tessellationControlShaderID);
gl.getGL2ES2()
.glGetShaderiv(
state._tessellationControlShaderID, GL2ES2.GL_COMPILE_STATUS, compiled);
}
}
checkProgramError(
compiled.get(0),
state._tessellationControlShaderID,
state._tessellationControlShaderName);
// Attach the program
if (gl.isGL2()) {
gl.getGL2().glAttachObjectARB(state._programID, state._tessellationControlShaderID);
} else {
if (gl.isGL2ES2()) {
gl.getGL2ES2().glAttachShader(state._programID, state._tessellationControlShaderID);
}
}
} else if (state._tessellationControlShaderID != -1) {
removeTessControlShader(state);
state._tessellationControlShaderID = -1;
}
if (state.getTessellationEvaluationShader() != null) {
if (state._tessellationEvaluationShaderID != -1) {
removeTessEvalShader(state);
}
if (gl.isGL2()) {
state._tessellationEvaluationShaderID =
gl.getGL2().glCreateShaderObjectARB(GL4.GL_TESS_CONTROL_SHADER);
} else {
if (gl.isGL2ES2()) {
state._tessellationEvaluationShaderID =
gl.getGL2ES2().glCreateShader(GL4.GL_TESS_CONTROL_SHADER);
}
}
// Create the sources
final byte array[] = new byte[state.getTessellationEvaluationShader().limit()];
state.getTessellationEvaluationShader().rewind();
state.getTessellationEvaluationShader().get(array);
if (gl.isGL2()) {
gl.getGL2()
.glShaderSourceARB(
state._tessellationEvaluationShaderID,
1,
new String[] {new String(array)},
new int[] {array.length},
0);
} else {
if (gl.isGL2ES2()) {
gl.getGL2ES2()
.glShaderSource(
state._tessellationEvaluationShaderID,
1,
new String[] {new String(array)},
new int[] {array.length},
0);
}
}
// Compile the tessellation control shader
final JoglRenderContext context = (JoglRenderContext) ContextManager.getCurrentContext();
final IntBuffer compiled = context.getDirectNioBuffersSet().getSingleIntBuffer();
compiled.clear();
if (gl.isGL2()) {
gl.getGL2().glCompileShaderARB(state._tessellationEvaluationShaderID);
gl.getGL2()
.glGetObjectParameterivARB(
state._tessellationEvaluationShaderID,
GL2.GL_OBJECT_COMPILE_STATUS_ARB,
compiled);
} else {
if (gl.isGL2ES2()) {
gl.getGL2ES2().glCompileShader(state._tessellationEvaluationShaderID);
gl.getGL2ES2()
.glGetShaderiv(
state._tessellationEvaluationShaderID, GL2ES2.GL_COMPILE_STATUS, compiled);
}
}
checkProgramError(
compiled.get(0),
state._tessellationEvaluationShaderID,
state._tessellationEvaluationShaderName);
// Attach the program
if (gl.isGL2()) {
gl.getGL2().glAttachObjectARB(state._programID, state._tessellationEvaluationShaderID);
} else {
if (gl.isGL2ES2()) {
gl.getGL2ES2().glAttachShader(state._programID, state._tessellationEvaluationShaderID);
}
}
} else if (state._tessellationEvaluationShaderID != -1) {
removeTessEvalShader(state);
state._tessellationEvaluationShaderID = -1;
}
}
if (gl.isGL2()) {
gl.getGL2().glLinkProgramARB(state._programID);
} else {
if (gl.isGL2ES2()) {
gl.getGL2ES2().glLinkProgram(state._programID);
}
}
checkLinkError(state._programID);
state.setNeedsRefresh(true);
state._needSendShader = false;
}
protected static void sendToGL(final GLSLShaderObjectsState state) {
final GL gl = GLU.getCurrentGL();
if (state.getVertexShader() == null && state.getFragmentShader() == null) {
logger.warning("Could not find shader resources!" + "(both inputbuffers are null)");
state._needSendShader = false;
return;
}
if (state._programID == -1) {
state._programID = gl.glCreateProgramObjectARB();
}
if (state.getVertexShader() != null) {
if (state._vertexShaderID != -1) {
removeVertShader(state);
}
state._vertexShaderID = gl.glCreateShaderObjectARB(GL.GL_VERTEX_SHADER_ARB);
// Create the sources
final byte array[] = new byte[state.getVertexShader().limit()];
state.getVertexShader().rewind();
state.getVertexShader().get(array);
gl.glShaderSourceARB(
state._vertexShaderID, 1, new String[] {new String(array)}, new int[] {array.length}, 0);
// Compile the vertex shader
final IntBuffer compiled = BufferUtils.createIntBuffer(1);
gl.glCompileShaderARB(state._vertexShaderID);
gl.glGetObjectParameterivARB(
state._vertexShaderID, GL.GL_OBJECT_COMPILE_STATUS_ARB, compiled);
checkProgramError(compiled, state._vertexShaderID);
// Attach the program
gl.glAttachObjectARB(state._programID, state._vertexShaderID);
} else if (state._vertexShaderID != -1) {
removeVertShader(state);
state._vertexShaderID = -1;
}
if (state.getFragmentShader() != null) {
if (state._fragmentShaderID != -1) {
removeFragShader(state);
}
state._fragmentShaderID = gl.glCreateShaderObjectARB(GL.GL_FRAGMENT_SHADER_ARB);
// Create the sources
final byte array[] = new byte[state.getFragmentShader().limit()];
state.getFragmentShader().rewind();
state.getFragmentShader().get(array);
gl.glShaderSourceARB(
state._fragmentShaderID,
1,
new String[] {new String(array)},
new int[] {array.length},
0);
// Compile the fragment shader
final IntBuffer compiled = BufferUtils.createIntBuffer(1);
gl.glCompileShaderARB(state._fragmentShaderID);
gl.glGetObjectParameterivARB(
state._fragmentShaderID, GL.GL_OBJECT_COMPILE_STATUS_ARB, compiled);
checkProgramError(compiled, state._fragmentShaderID);
// Attach the program
gl.glAttachObjectARB(state._programID, state._fragmentShaderID);
} else if (state._fragmentShaderID != -1) {
removeFragShader(state);
state._fragmentShaderID = -1;
}
gl.glLinkProgramARB(state._programID);
checkLinkError(state._programID);
state.setNeedsRefresh(true);
state._needSendShader = false;
}
public void reloadShader() {
if (useProjectedShader) {
if (useRefraction) {
currentShaderStr = projectedShaderRefractionStr;
} else {
currentShaderStr = projectedShaderStr;
}
} else {
if (useRefraction) {
currentShaderStr = simpleShaderRefractionStr;
} else {
currentShaderStr = simpleShaderStr;
}
}
try {
logger.info("loading " + currentShaderStr);
waterShader.setVertexShader(
ResourceLocatorTool.getClassPathResourceAsStream(
WaterNode.class, currentShaderStr + ".vert"));
waterShader.setFragmentShader(
ResourceLocatorTool.getClassPathResourceAsStream(
WaterNode.class, currentShaderStr + ".frag"));
} catch (final IOException e) {
logger.log(Level.WARNING, "Error loading shader", e);
return;
}
waterShader.setUniform("normalMap", 0);
waterShader.setUniform("reflection", 1);
waterShader.setUniform("dudvMap", 2);
if (useRefraction) {
waterShader.setUniform("refraction", 3);
waterShader.setUniform("depthMap", 4);
}
if (useProjectedShader) {
if (useRefraction) {
waterShader.setUniform("foamMap", 5);
} else {
waterShader.setUniform("foamMap", 3);
}
}
waterShader._needSendShader = true;
try {
blurShaderVertical.setVertexShader(
ResourceLocatorTool.getClassPathResourceAsStream(
WaterNode.class, "com/ardor3d/extension/effect/bloom/bloom_blur.vert"));
blurShaderVertical.setFragmentShader(
ResourceLocatorTool.getClassPathResourceAsStream(
WaterNode.class,
"com/ardor3d/extension/effect/bloom/bloom_blur_vertical5_down.frag"));
} catch (final IOException ex) {
logger.logp(
Level.SEVERE, getClass().getName(), "init(Renderer)", "Could not load shaders.", ex);
}
blurShaderVertical.setUniform("RT", 0);
blurShaderVertical.setUniform("sampleDist", blurSampleDistance);
blurShaderVertical._needSendShader = true;
logger.info("Shader reloaded...");
}
@Override
public void draw(final Renderer r) {
initialize(r);
updateTranslations();
final double camWaterDist = waterPlane.pseudoDistance(cam.getLocation());
aboveWater = camWaterDist >= 0;
if (isSupported()) {
waterShader.setUniform("tangent", tangent);
waterShader.setUniform("binormal", binormal);
waterShader.setUniform("useFadeToFogColor", useFadeToFogColor);
waterShader.setUniform("waterColor", waterColorStart);
waterShader.setUniform("waterColorEnd", waterColorEnd);
waterShader.setUniform("normalTranslation", (float) normalTranslation);
waterShader.setUniform("refractionTranslation", (float) refractionTranslation);
waterShader.setUniform("abovewater", aboveWater);
if (useProjectedShader) {
waterShader.setUniform("cameraPos", cam.getLocation());
waterShader.setUniform("waterHeight", (float) waterPlane.getConstant());
waterShader.setUniform("amplitude", (float) waterMaxAmplitude);
waterShader.setUniform("heightFalloffStart", (float) heightFalloffStart);
waterShader.setUniform("heightFalloffSpeed", (float) heightFalloffSpeed);
}
final double heightTotal = clipBias + waterMaxAmplitude - waterPlane.getConstant();
final Vector4 clipPlane = Vector4.fetchTempInstance();
if (useReflection) {
clipPlane.set(
waterPlane.getNormal().getX(),
waterPlane.getNormal().getY(),
waterPlane.getNormal().getZ(),
heightTotal);
renderReflection(clipPlane);
}
if (useRefraction && aboveWater) {
clipPlane.set(
-waterPlane.getNormal().getX(),
-waterPlane.getNormal().getY(),
-waterPlane.getNormal().getZ(),
-waterPlane.getConstant());
renderRefraction(clipPlane);
}
}
if (fallbackTextureState != null) {
fallbackTextureStateMatrix.setM31(normalTranslation);
fallbackTexture.setTextureMatrix(fallbackTextureStateMatrix);
}
super.draw(r);
}