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vertex_data_compression_level

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David Rose 2007-05-13 17:23:45 +00:00
parent 378beb4b63
commit 83967af7dc
1 changed files with 9 additions and 2 deletions
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11
panda/src/gobj/geomVertexArrayData.cxx
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@ -49,6 +49,12 @@ ConfigVariableInt max_compressed_vertex_data
"the least-recently-used ones will be temporarily flushed to " "the least-recently-used ones will be temporarily flushed to "
"disk until they are needed. Set it to -1 for no limit.")); "disk until they are needed. Set it to -1 for no limit."));
ConfigVariableInt vertex_data_compression_level
("vertex-data-compression-level", 1,
PRC_DESC("Specifies the zlib compression level to use when compressing "
"vertex data. The number should be in the range 1 to 9, where "
"larger values are slower but give better compression."));
ConfigVariableInt max_disk_vertex_data ConfigVariableInt max_disk_vertex_data
("max-disk-vertex-data", -1, ("max-disk-vertex-data", -1,
PRC_DESC("Specifies the maximum number of bytes of vertex data " PRC_DESC("Specifies the maximum number of bytes of vertex data "
@ -451,8 +457,9 @@ make_compressed() {
uLongf buffer_size = cdata->_data_full_size + ((cdata->_data_full_size + 999) / 1000) + 12; uLongf buffer_size = cdata->_data_full_size + ((cdata->_data_full_size + 999) / 1000) + 12;
Bytef *buffer = new Bytef[buffer_size]; Bytef *buffer = new Bytef[buffer_size];
int result = compress(buffer, &buffer_size, int result = compress2(buffer, &buffer_size,
&cdata->_data[0], cdata->_data_full_size); &cdata->_data[0], cdata->_data_full_size,
vertex_data_compression_level);
if (result != Z_OK) { if (result != Z_OK) {
gobj_cat.error() gobj_cat.error()
<< "Couldn't compress: zlib error " << result << "\n"; << "Couldn't compress: zlib error " << result << "\n";