void icetStateSetDefaults(void)
{
GLint *int_array;
int i;
icetDiagnostics(ICET_DIAG_ALL_NODES | ICET_DIAG_WARNINGS);
icetStateSetInteger(ICET_RANK, ICET_COMM_RANK());
icetStateSetInteger(ICET_NUM_PROCESSES, ICET_COMM_SIZE());
icetStateSetInteger(ICET_ABSOLUTE_FAR_DEPTH, 1);
/*icetStateSetInteger(ICET_ABSOLUTE_FAR_DEPTH, 0xFFFFFFFF);*/
icetStateSetFloatv(ICET_BACKGROUND_COLOR, 4, black);
icetStateSetInteger(ICET_BACKGROUND_COLOR_WORD, 0);
icetResetTiles();
icetStateSetIntegerv(ICET_DISPLAY_NODES, 0, NULL);
icetStateSetDoublev(ICET_GEOMETRY_BOUNDS, 0, NULL);
icetStateSetInteger(ICET_NUM_BOUNDING_VERTS, 0);
icetStateSetPointer(ICET_STRATEGY_COMPOSE, NULL);
icetInputOutputBuffers(ICET_COLOR_BUFFER_BIT | ICET_DEPTH_BUFFER_BIT,
ICET_COLOR_BUFFER_BIT);
int_array = malloc(ICET_COMM_SIZE() * sizeof(GLint));
for (i = 0; i < ICET_COMM_SIZE(); i++) {
int_array[i] = i;
}
icetStateSetIntegerv(ICET_COMPOSITE_ORDER, ICET_COMM_SIZE(), int_array);
icetStateSetIntegerv(ICET_PROCESS_ORDERS, ICET_COMM_SIZE(), int_array);
free(int_array);
icetStateSetInteger(ICET_DATA_REPLICATION_GROUP, ICET_COMM_RANK());
icetStateSetInteger(ICET_DATA_REPLICATION_GROUP_SIZE, 1);
icetStateSetPointer(ICET_DRAW_FUNCTION, NULL);
icetStateSetInteger(ICET_READ_BUFFER, GL_BACK);
#ifdef _WIN32
icetStateSetInteger(ICET_COLOR_FORMAT, GL_BGRA_EXT);
#else
icetStateSetInteger(ICET_COLOR_FORMAT, GL_RGBA);
#endif
icetStateSetInteger(ICET_FRAME_COUNT, 0);
icetEnable(ICET_FLOATING_VIEWPORT);
icetDisable(ICET_ORDERED_COMPOSITE);
icetDisable(ICET_CORRECT_COLORED_BACKGROUND);
icetEnable(ICET_DISPLAY);
icetDisable(ICET_DISPLAY_COLORED_BACKGROUND);
icetDisable(ICET_DISPLAY_INFLATE);
icetEnable(ICET_DISPLAY_INFLATE_WITH_HARDWARE);
icetStateSetBoolean(ICET_IS_DRAWING_FRAME, 0);
icetStateSetPointer(ICET_COLOR_BUFFER, NULL);
icetStateSetPointer(ICET_DEPTH_BUFFER, NULL);
icetStateSetBoolean(ICET_COLOR_BUFFER_VALID, 0);
icetStateSetBoolean(ICET_DEPTH_BUFFER_VALID, 0);
icetStateResetTiming();
}
static void drawUseBackgroundColor(const IceTFloat *background_color)
{
IceTUInt background_color_word;
IceTBoolean use_color_blending
= (IceTBoolean)( *(icetUnsafeStateGetInteger(ICET_COMPOSITE_MODE))
== ICET_COMPOSITE_MODE_BLEND);
((IceTUByte *)&background_color_word)[0]
= (IceTUByte)(255*background_color[0]);
((IceTUByte *)&background_color_word)[1]
= (IceTUByte)(255*background_color[1]);
((IceTUByte *)&background_color_word)[2]
= (IceTUByte)(255*background_color[2]);
((IceTUByte *)&background_color_word)[3]
= (IceTUByte)(255*background_color[3]);
icetStateSetFloatv(ICET_TRUE_BACKGROUND_COLOR, 4, background_color);
icetStateSetInteger(ICET_TRUE_BACKGROUND_COLOR_WORD, background_color_word);
if (use_color_blending) {
IceTInt display_tile;
/* We need to correct the background color by zeroing it out at
* blending it back at the end. */
icetStateSetFloatv(ICET_BACKGROUND_COLOR, 4, black);
icetStateSetInteger(ICET_BACKGROUND_COLOR_WORD, 0);
icetGetIntegerv(ICET_TILE_DISPLAYED, &display_tile);
if ( (background_color_word != 0)
&& icetIsEnabled(ICET_CORRECT_COLORED_BACKGROUND) ) {
icetStateSetBoolean(ICET_NEED_BACKGROUND_CORRECTION, ICET_TRUE);
} else {
icetStateSetBoolean(ICET_NEED_BACKGROUND_CORRECTION, ICET_FALSE);
}
} else {
icetStateSetFloatv(ICET_BACKGROUND_COLOR, 4, background_color);
icetStateSetInteger(ICET_BACKGROUND_COLOR_WORD, background_color_word);
icetStateSetBoolean(ICET_NEED_BACKGROUND_CORRECTION, ICET_FALSE);
}
}
void icetStateSetDefaults(void)
{
IceTInt *int_array;
int i;
int comm_size, comm_rank;
icetDiagnostics(ICET_DIAG_ALL_NODES | ICET_DIAG_WARNINGS);
comm_size = icetCommSize();
comm_rank = icetCommRank();
icetStateSetInteger(ICET_RANK, comm_rank);
icetStateSetInteger(ICET_NUM_PROCESSES, comm_size);
/* icetStateSetInteger(ICET_ABSOLUTE_FAR_DEPTH, 1); */
/*icetStateSetInteger(ICET_ABSOLUTE_FAR_DEPTH, 0xFFFFFFFF);*/
icetStateSetFloatv(ICET_BACKGROUND_COLOR, 4, black);
icetStateSetInteger(ICET_BACKGROUND_COLOR_WORD, 0);
icetStateSetInteger(ICET_COLOR_FORMAT, ICET_IMAGE_COLOR_RGBA_UBYTE);
icetStateSetInteger(ICET_DEPTH_FORMAT, ICET_IMAGE_DEPTH_FLOAT);
icetResetTiles();
icetStateSetIntegerv(ICET_DISPLAY_NODES, 0, NULL);
icetStateSetDoublev(ICET_GEOMETRY_BOUNDS, 0, NULL);
icetStateSetInteger(ICET_NUM_BOUNDING_VERTS, 0);
icetStateSetInteger(ICET_STRATEGY, ICET_STRATEGY_UNDEFINED);
icetSingleImageStrategy(ICET_SINGLE_IMAGE_STRATEGY_AUTOMATIC);
icetCompositeMode(ICET_COMPOSITE_MODE_Z_BUFFER);
int_array = icetStateAllocateInteger(ICET_COMPOSITE_ORDER, comm_size);
for (i = 0; i < comm_size; i++) {
int_array[i] = i;
}
int_array = icetStateAllocateInteger(ICET_PROCESS_ORDERS, comm_size);
for (i = 0; i < comm_size; i++) {
int_array[i] = i;
}
icetStateSetInteger(ICET_DATA_REPLICATION_GROUP, comm_rank);
icetStateSetInteger(ICET_DATA_REPLICATION_GROUP_SIZE, 1);
icetStateSetInteger(ICET_FRAME_COUNT, 0);
if (getenv("ICET_MAGIC_K") != NULL) {
IceTInt magic_k = atoi(getenv("ICET_MAGIC_K"));
if (magic_k > 1) {
icetStateSetInteger(ICET_MAGIC_K, magic_k);
} else {
icetRaiseError("Environment varible ICET_MAGIC_K must be set"
" to an integer greater than 1.",
ICET_INVALID_VALUE);
icetStateSetInteger(ICET_MAGIC_K, ICET_MAGIC_K_DEFAULT);
}
} else {
icetStateSetInteger(ICET_MAGIC_K, ICET_MAGIC_K_DEFAULT);
}
if (getenv("ICET_MAX_IMAGE_SPLIT") != NULL) {
IceTInt max_image_split = atoi(getenv("ICET_MAX_IMAGE_SPLIT"));
if (max_image_split > 0) {
icetStateSetInteger(ICET_MAX_IMAGE_SPLIT, max_image_split);
} else {
icetRaiseError("Environment variable ICET_MAX_IMAGE_SPLIT must be"
" set to an integer greater than 0.",
ICET_INVALID_VALUE);
icetStateSetInteger(ICET_MAX_IMAGE_SPLIT,
ICET_MAX_IMAGE_SPLIT_DEFAULT);
}
} else {
icetStateSetInteger(ICET_MAX_IMAGE_SPLIT, ICET_MAX_IMAGE_SPLIT_DEFAULT);
}
icetStateSetPointer(ICET_DRAW_FUNCTION, NULL);
icetStateSetPointer(ICET_RENDER_LAYER_DESTRUCTOR, NULL);
icetEnable(ICET_FLOATING_VIEWPORT);
icetDisable(ICET_ORDERED_COMPOSITE);
icetDisable(ICET_CORRECT_COLORED_BACKGROUND);
icetEnable(ICET_COMPOSITE_ONE_BUFFER);
icetEnable(ICET_INTERLACE_IMAGES);
icetEnable(ICET_COLLECT_IMAGES);
icetDisable(ICET_RENDER_EMPTY_IMAGES);
icetStateSetBoolean(ICET_IS_DRAWING_FRAME, 0);
icetStateSetBoolean(ICET_RENDER_BUFFER_SIZE, 0);
icetStateSetInteger(ICET_VALID_PIXELS_TILE, -1);
icetStateSetInteger(ICET_VALID_PIXELS_OFFSET, 0);
icetStateSetInteger(ICET_VALID_PIXELS_NUM, 0);
icetStateResetTiming();
}