forked from LeenkxTeam/LNXSDK
59 lines
1.3 KiB
C++
59 lines
1.3 KiB
C++
#include "ogl.h"
|
|
|
|
#include <Kore/Graphics3/Graphics.h>
|
|
|
|
using namespace Kore;
|
|
|
|
Graphics3::IndexBuffer *IndexBufferImpl::current = nullptr;
|
|
|
|
IndexBufferImpl::IndexBufferImpl(int count) : myCount(count) {}
|
|
|
|
Graphics3::IndexBuffer::IndexBuffer(int indexCount) : IndexBufferImpl(indexCount) {
|
|
glGenBuffers(1, &bufferId);
|
|
glCheckErrors();
|
|
data = new int[indexCount];
|
|
#if defined(KINC_ANDROID) || defined(KINC_RASPBERRY_PI)
|
|
shortData = new u16[indexCount];
|
|
#endif
|
|
}
|
|
|
|
Graphics3::IndexBuffer::~IndexBuffer() {
|
|
unset();
|
|
delete[] data;
|
|
}
|
|
|
|
int *Graphics3::IndexBuffer::lock() {
|
|
return data;
|
|
}
|
|
|
|
void Graphics3::IndexBuffer::unlock() {
|
|
#if defined(KINC_ANDROID) || defined(KINC_RASPBERRY_PI)
|
|
for (int i = 0; i < myCount; ++i)
|
|
shortData[i] = (u16)data[i];
|
|
#endif
|
|
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, bufferId);
|
|
glCheckErrors();
|
|
#if defined(KINC_ANDROID) || defined(KINC_RASPBERRY_PI)
|
|
glBufferData(GL_ELEMENT_ARRAY_BUFFER, myCount * 2, shortData, GL_STATIC_DRAW);
|
|
glCheckErrors();
|
|
#else
|
|
glBufferData(GL_ELEMENT_ARRAY_BUFFER, myCount * 4, data, GL_STATIC_DRAW);
|
|
glCheckErrors();
|
|
#endif
|
|
}
|
|
|
|
void Graphics3::IndexBuffer::_set() {
|
|
current = this;
|
|
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, bufferId);
|
|
glCheckErrors();
|
|
}
|
|
|
|
void IndexBufferImpl::unset() {
|
|
if ((void *)current == (void *)this)
|
|
current = nullptr;
|
|
}
|
|
|
|
int Graphics3::IndexBuffer::count() {
|
|
return myCount;
|
|
}
|