@Override
public String toString() {
final String ppTxt =
null == iVBO
? ", no post-processing"
: ", uvScale["
+ eyeToSourceUVScale.floatBufferValue().get(0)
+ ", "
+ eyeToSourceUVScale.floatBufferValue().get(1)
+ "], uvOffset["
+ eyeToSourceUVOffset.floatBufferValue().get(0)
+ ", "
+ eyeToSourceUVOffset.floatBufferValue().get(1)
+ "]";
return "Eye["
+ eyeName
+ ", viewport "
+ viewport
+ ", "
+ eyeParameter
+ ", vertices "
+ vertexCount
+ ", indices "
+ indexCount
+ ppTxt
+ ", desc "
+ eyeParameter
+ "]";
}
/* pp */ GenericEye(
final GenericStereoDevice device,
final int distortionBits,
final float[] eyePositionOffset,
final EyeParameter eyeParam,
final DimensionImmutable textureSize,
final RectangleImmutable eyeViewport) {
this.eyeName = eyeParam.number;
this.distortionBits = distortionBits;
this.viewport = eyeViewport;
final boolean usePP = null != device.config.distortionMeshProducer && 0 != distortionBits;
final boolean usesTimewarp = usePP && StereoUtil.usesTimewarpDistortion(distortionBits);
final FloatBuffer fstash = Buffers.newDirectFloatBuffer(2 + 2 + (usesTimewarp ? 16 + 16 : 0));
if (usePP) {
eyeToSourceUVScale =
new GLUniformData("svr_EyeToSourceUVScale", 2, Buffers.slice2Float(fstash, 0, 2));
eyeToSourceUVOffset =
new GLUniformData("svr_EyeToSourceUVOffset", 2, Buffers.slice2Float(fstash, 2, 2));
} else {
eyeToSourceUVScale = null;
eyeToSourceUVOffset = null;
}
if (usesTimewarp) {
eyeRotationStart =
new GLUniformData("svr_EyeRotationStart", 4, 4, Buffers.slice2Float(fstash, 4, 16));
eyeRotationEnd =
new GLUniformData("svr_EyeRotationEnd", 4, 4, Buffers.slice2Float(fstash, 20, 16));
} else {
eyeRotationStart = null;
eyeRotationEnd = null;
}
this.eyeParameter = eyeParam;
// Setup: eyeToSourceUVScale, eyeToSourceUVOffset
if (usePP) {
final ScaleAndOffset2D textureScaleAndOffset =
new ScaleAndOffset2D(eyeParam.fovhv, textureSize, eyeViewport);
if (StereoDevice.DEBUG) {
System.err.println("XXX." + eyeName + ": eyeParam " + eyeParam);
System.err.println("XXX." + eyeName + ": uvScaleOffset " + textureScaleAndOffset);
System.err.println("XXX." + eyeName + ": textureSize " + textureSize);
System.err.println("XXX." + eyeName + ": viewport " + eyeViewport);
}
final FloatBuffer eyeToSourceUVScaleFB = eyeToSourceUVScale.floatBufferValue();
eyeToSourceUVScaleFB.put(0, textureScaleAndOffset.scale[0]);
eyeToSourceUVScaleFB.put(1, textureScaleAndOffset.scale[1]);
final FloatBuffer eyeToSourceUVOffsetFB = eyeToSourceUVOffset.floatBufferValue();
eyeToSourceUVOffsetFB.put(0, textureScaleAndOffset.offset[0]);
eyeToSourceUVOffsetFB.put(1, textureScaleAndOffset.offset[1]);
} else {
vertexCount = 0;
indexCount = 0;
iVBO = null;
vboPos = null;
vboParams = null;
vboTexCoordsR = null;
vboTexCoordsG = null;
vboTexCoordsB = null;
indices = null;
if (StereoDevice.DEBUG) {
System.err.println("XXX." + eyeName + ": " + this);
}
return;
}
final DistortionMesh meshData =
device.config.distortionMeshProducer.create(eyeParam, distortionBits);
if (null == meshData) {
throw new GLException(
"Failed to create meshData for eye "
+ eyeParam
+ ", and "
+ StereoUtil.distortionBitsToString(distortionBits));
}
vertexCount = meshData.vertexCount;
indexCount = meshData.indexCount;
/**
* 2+2+2+2+2: { vec2 position, vec2 color, vec2 texCoordR, vec2 texCoordG, vec2 texCoordB }
*/
final boolean useChromatic = StereoUtil.usesChromaticDistortion(distortionBits);
final boolean useVignette = StereoUtil.usesVignetteDistortion(distortionBits);
final int compsPerElement =
2 + 2 + 2 + (useChromatic ? 2 + 2 /* texCoordG + texCoordB */ : 0);
iVBO =
GLArrayDataServer.createGLSLInterleaved(
compsPerElement, GL.GL_FLOAT, false, vertexCount, GL.GL_STATIC_DRAW);
vboPos = iVBO.addGLSLSubArray("svr_Position", 2, GL.GL_ARRAY_BUFFER);
vboParams = iVBO.addGLSLSubArray("svr_Params", 2, GL.GL_ARRAY_BUFFER);
vboTexCoordsR = iVBO.addGLSLSubArray("svr_TexCoordR", 2, GL.GL_ARRAY_BUFFER);
if (useChromatic) {
vboTexCoordsG = iVBO.addGLSLSubArray("svr_TexCoordG", 2, GL.GL_ARRAY_BUFFER);
vboTexCoordsB = iVBO.addGLSLSubArray("svr_TexCoordB", 2, GL.GL_ARRAY_BUFFER);
} else {
vboTexCoordsG = null;
vboTexCoordsB = null;
}
indices =
GLArrayDataServer.createData(
1, GL.GL_SHORT, indexCount, GL.GL_STATIC_DRAW, GL.GL_ELEMENT_ARRAY_BUFFER);
/**
* 2+2+2+2+2: { vec2 position, vec2 color, vec2 texCoordR, vec2 texCoordG, vec2 texCoordB }
*/
final FloatBuffer iVBOFB = (FloatBuffer) iVBO.getBuffer();
for (int vertNum = 0; vertNum < vertexCount; vertNum++) {
final DistortionMesh.DistortionVertex v = meshData.vertices[vertNum];
int dataIdx = 0;
if (StereoDevice.DUMP_DATA) {
System.err.println("XXX." + eyeName + ": START VERTEX " + vertNum + " / " + vertexCount);
}
// pos
if (v.pos_size >= 2) {
if (StereoDevice.DUMP_DATA) {
System.err.println(
"XXX." + eyeName + ": pos [" + v.data[dataIdx] + ", " + v.data[dataIdx + 1] + "]");
}
iVBOFB.put(v.data[dataIdx]);
iVBOFB.put(v.data[dataIdx + 1]);
} else {
iVBOFB.put(0f);
iVBOFB.put(0f);
}
dataIdx += v.pos_size;
// params
if (v.vignetteFactor_size >= 1 && useVignette) {
if (StereoDevice.DUMP_DATA) {
System.err.println("XXX." + eyeName + ": vignette " + v.data[dataIdx]);
}
iVBOFB.put(v.data[dataIdx]);
} else {
iVBOFB.put(1.0f);
}
dataIdx += v.vignetteFactor_size;
if (v.timewarpFactor_size >= 1) {
if (StereoDevice.DUMP_DATA) {
System.err.println("XXX." + eyeName + ": timewarp " + v.data[dataIdx]);
}
iVBOFB.put(v.data[dataIdx]);
} else {
iVBOFB.put(1.0f);
}
dataIdx += v.timewarpFactor_size;
// texCoordR
if (v.texR_size >= 2) {
if (StereoDevice.DUMP_DATA) {
System.err.println(
"XXX." + eyeName + ": texR [" + v.data[dataIdx] + ", " + v.data[dataIdx + 1] + "]");
}
iVBOFB.put(v.data[dataIdx]);
iVBOFB.put(v.data[dataIdx + 1]);
} else {
iVBOFB.put(1f);
iVBOFB.put(1f);
}
dataIdx += v.texR_size;
if (useChromatic) {
// texCoordG
if (v.texG_size >= 2) {
if (StereoDevice.DUMP_DATA) {
System.err.println(
"XXX."
+ eyeName
+ ": texG ["
+ v.data[dataIdx]
+ ", "
+ v.data[dataIdx + 1]
+ "]");
}
iVBOFB.put(v.data[dataIdx]);
iVBOFB.put(v.data[dataIdx + 1]);
} else {
iVBOFB.put(1f);
iVBOFB.put(1f);
}
dataIdx += v.texG_size;
// texCoordB
if (v.texB_size >= 2) {
if (StereoDevice.DUMP_DATA) {
System.err.println(
"XXX."
+ eyeName
+ ": texB ["
+ v.data[dataIdx]
+ ", "
+ v.data[dataIdx + 1]
+ "]");
}
iVBOFB.put(v.data[dataIdx]);
iVBOFB.put(v.data[dataIdx + 1]);
} else {
iVBOFB.put(1f);
iVBOFB.put(1f);
}
dataIdx += v.texB_size;
} else {
dataIdx += v.texG_size;
dataIdx += v.texB_size;
}
}
if (StereoDevice.DUMP_DATA) {
System.err.println("XXX." + eyeName + ": iVBO " + iVBO);
}
{
if (StereoDevice.DUMP_DATA) {
System.err.println("XXX." + eyeName + ": idx " + indices + ", count " + indexCount);
for (int i = 0; i < indexCount; i++) {
if (0 == i % 16) {
System.err.printf("%n%5d: ", i);
}
System.err.printf("%5d, ", (int) meshData.indices[i]);
}
System.err.println();
}
final ShortBuffer out = (ShortBuffer) indices.getBuffer();
out.put(meshData.indices, 0, meshData.indexCount);
}
if (StereoDevice.DEBUG) {
System.err.println("XXX." + eyeName + ": " + this);
}
}