void NgonGridDataDecomposer::fillDirectGridColors(float* buffer, int bufferLength, int elementsSize, double* colormap, int colormapSize,
double* z, int numX, int numY)
{
int currentPointIndex = 0;
int bufferOffset = 0;
#if PER_VERTEX_VALUES
for (int j = 0; j < numY; j++)
{
for (int i = 0; i < numX; i++)
{
currentPointIndex = getPointIndex(numX, numY, i, j);
ColorComputer::getDirectColor(z[currentPointIndex] - 1.0, colormap, colormapSize, &buffer[bufferOffset]);
if (elementsSize == 4)
{
buffer[bufferOffset +3] = 1.0;
}
bufferOffset += elementsSize;
}
}
#else
for (int j = 0; j < numY-1; j++)
{
for (int i = 0; i < numX-1; i++)
{
float facetColor[3];
currentPointIndex = getPointIndex(numX, numY, i, j);
ColorComputer::getDirectColor(z[currentPointIndex] - 1.0, colormap, colormapSize, facetColor);
writeFacetColorToBuffer(buffer, bufferOffset, facetColor, elementsSize);
bufferOffset += 4*elementsSize;
}
}
#endif
}
void NgonGridDataDecomposer::fillNormalizedZGridColors(float* buffer, int bufferLength, int elementsSize, double* colormap, int colormapSize,
double* z, int numX, int numY)
{
double zMin = 0.;
double zMax = 0.;
double zRange = 0.;
double minDoubleValue = 0.;
int bufferOffset = 0;
computeMinMaxZValues(z, numX, numY, &zMin, &zMax);
minDoubleValue = DecompositionUtils::getMinDoubleValue();
/* To be verified */
if ((zMax - zMin) < minDoubleValue)
{
zRange = 1.0;
}
else
{
zRange = zMax - zMin;
}
#if PER_VERTEX_VALUES
for (int j = 0; j < numY; j++)
{
for (int i = 0; i < numX; i++)
{
int currentPointIndex = getPointIndex(numX, numY, i, j);
ColorComputer::getColor(z[currentPointIndex], zMin, zRange, Z_COLOR_OFFSET, colormap, colormapSize, &buffer[bufferOffset]);
if (elementsSize == 4)
{
buffer[bufferOffset +3] = 1.0;
}
bufferOffset += elementsSize;
}
}
#else
for (int j = 0; j < numY-1; j++)
{
for (int i = 0; i < numX-1; i++)
{
double avgz;
float facetColor[3];
avgz = computeFacetAverageZValue(z, numX, numY, i, j);
ColorComputer::getColor(avgz, zMin, zRange, Z_COLOR_OFFSET, colormap, colormapSize, facetColor);
writeFacetColorToBuffer(buffer, bufferOffset, facetColor, elementsSize);
bufferOffset += 4*elementsSize;
}
}
#endif
}
/*
* To do:
* -clean-up: replace explicitely computed z indices by getPointIndex calls
* -remove the per-vertex color fill code
*/
void NgonGridMatplotDataDecomposer::fillColors(char* id, float* buffer, int bufferLength, int elementsSize)
{
char* parent = NULL;
char* parentFigure = NULL;
double* z = NULL;
double* colormap = NULL;
double currentZ = 0.;
int numX = 0;
int* piNumX = &numX;
int numY = 0;
int* piNumY = &numY;
int colormapSize = 0;
int* piColormapSize = &colormapSize;
int bufferOffset = 0;
getGraphicObjectProperty(id, __GO_PARENT__, jni_string, (void**) &parent);
/* Temporary: to avoid getting a null parent_figure property when the object is built */
if (strcmp(parent, "") == 0)
{
return;
}
getGraphicObjectProperty(id, __GO_PARENT_FIGURE__, jni_string, (void**) &parentFigure);
getGraphicObjectProperty(id, __GO_DATA_MODEL_NUM_X__, jni_int, (void**) &piNumX);
getGraphicObjectProperty(id, __GO_DATA_MODEL_NUM_Y__, jni_int, (void**) &piNumY);
getGraphicObjectProperty(id, __GO_DATA_MODEL_Z__, jni_double_vector, (void**) &z);
/* In order not to access invalid data when reading the last line's last element */
if (numX < 2)
{
return;
}
getGraphicObjectProperty(parentFigure, __GO_COLORMAP__, jni_double_vector, (void**) &colormap);
getGraphicObjectProperty(parentFigure, __GO_COLORMAP_SIZE__, jni_int, (void**) &piColormapSize);
#if PER_VERTEX_VALUES
for (int j = 0; j < numY - 1; j++)
{
for (int i = 0; i < numX - 1; i++)
{
currentZ = z[i * (numY - 1) + (numY - 2 - j)];
ColorComputer::getDirectColor((double) currentZ - 1.0, colormap, colormapSize, &buffer[bufferOffset]);
if (elementsSize == 4)
{
buffer[bufferOffset + 3] = 1.0;
}
bufferOffset += elementsSize;
}
/* Last element (same as the above loop's last) */
currentZ = z[(numX - 2) * (numY - 1) + (numY - 2 - j)];
ColorComputer::getDirectColor((double) currentZ - 1.0, colormap, colormapSize, &buffer[bufferOffset]);
if (elementsSize == 4)
{
buffer[bufferOffset + 3] = 1.0;
}
bufferOffset += elementsSize;
}
/* Last line */
for (int i = 0; i < numX - 1; i++)
{
currentZ = z[(numY - 1) * i + 0];
ColorComputer::getDirectColor((double) currentZ - 1.0, colormap, colormapSize, &buffer[bufferOffset]);
bufferOffset += elementsSize;
if (elementsSize == 4)
{
buffer[bufferOffset + 3] = 1.0;
}
}
/* Last element (same as the above loop's last) */
currentZ = z[(numX - 2) * (numY - 1) + 0];
ColorComputer::getDirectColor((double) currentZ - 1.0, colormap, colormapSize, &buffer[bufferOffset]);
if (elementsSize == 4)
{
buffer[bufferOffset + 3] = 1.0;
}
#else
for (int j = 0; j < numY - 1; j++)
{
for (int i = 0; i < numX - 1; i++)
{
float facetColor[3];
currentZ = z[i * (numY - 1) + (numY - 2 - j)];
ColorComputer::getDirectColor((double) currentZ - 1.0, colormap, colormapSize, facetColor);
writeFacetColorToBuffer(buffer, bufferOffset, facetColor, elementsSize);
bufferOffset += 4 * elementsSize;
}
}
#endif
releaseGraphicObjectProperty(__GO_COLORMAP__, colormap, jni_double_vector, colormapSize);
}
