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Improve init/killInput

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Added glPush/PopClientAttrib() calls
Overrites _input._attributeActivation with the correct values
This commit is contained in:
Atlante45 2015-05-18 15:47:57 +02:00
parent 25579a632c
commit 16e6f76028
1 changed files with 12 additions and 6 deletions
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18
libraries/gpu/src/gpu/GLBackendInput.cpp
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@ -47,15 +47,21 @@ static const GLenum attributeSlotToClassicAttribName[NUM_CLASSIC_ATTRIBS] = {
#endif
void GLBackend::initInput() {
killInput();
glPushClientAttrib(GL_VERTEX_ARRAY);
glPushClientAttrib(GL_NORMAL_ARRAY);
glPushClientAttrib(GL_COLOR_ARRAY);
glPushClientAttrib(GL_TEXTURE_COORD_ARRAY);
for (int i = 0; i < NUM_CLASSIC_ATTRIBS; i++) {
_input._attributeActivation[i] = glIsEnabled(attributeSlotToClassicAttribName[i]);
}
}
void GLBackend::killInput() {
// Disable client states and set buffers to 0
_input._format = Stream::FormatPointer(new Stream::Format());
_input._attributeActivation.set();
updateInput();
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0);
glPopClientAttrib(); // GL_VERTEX_ARRAY
glPopClientAttrib(); // GL_NORMAL_ARRAY
glPopClientAttrib(); // GL_COLOR_ARRAY
glPopClientAttrib(); // GL_TEXTURE_COORD_ARRAY
}
void GLBackend::updateInput() {