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Ignore NULL parameters.

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This commit is contained in:
aignacio_sf 2007-08-02 23:09:16 +00:00
parent 923f5c916c
commit 7ccd6fc78f
1 changed files with 12 additions and 0 deletions
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12
panda/src/dxgsg9/dxShaderContext9.cxx
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@ -304,6 +304,9 @@ issue_parameters(GSG *gsg, bool altered)
for (int i=0; i<(int)_expansion->_mat_spec.size(); i++) {
if (altered || _expansion->_mat_spec[i]._trans_dependent) {
CGparameter p = _cg_parameter_map[_expansion->_mat_spec[i]._id._seqno];
if (p == NULL) {
continue;
}
const LMatrix4f *val = gsg->fetch_specified_value(_expansion->_mat_spec[i], altered);
if (val) {
HRESULT hr;
@ -479,6 +482,9 @@ update_shader_vertex_arrays(CLP(ShaderContext) *prev, GSG *gsg)
for (int i=0; i<nvarying; i++) {
CGparameter p = _cg_parameter_map[_expansion->_var_spec[i]._id._seqno];
if (p == NULL) {
continue;
}
InternalName *name = _expansion->_var_spec[i]._name;
int texslot = _expansion->_var_spec[i]._append_uv;
if (texslot >= 0) {
@ -684,6 +690,9 @@ disable_shader_texture_bindings(GSG *gsg)
if (_cg_context) {
for (int i=0; i<(int)_expansion->_tex_spec.size(); i++) {
CGparameter p = _cg_parameter_map[_expansion->_tex_spec[i]._id._seqno];
if (p == NULL) {
continue;
}
int texunit = cgGetParameterResourceIndex(p);
HRESULT hr;
@ -721,6 +730,9 @@ update_shader_texture_bindings(CLP(ShaderContext) *prev, GSG *gsg)
if (_cg_context) {
for (int i=0; i<(int)_expansion->_tex_spec.size(); i++) {
CGparameter p = _cg_parameter_map[_expansion->_tex_spec[i]._id._seqno];
if (p == NULL) {
continue;
}
Texture *tex = 0;
InternalName *id = _expansion->_tex_spec[i]._name;
if (id != 0) {