void TestStruct() {
S *s = new S();
s->setA();
s->setB();
s->setC();
UseS(s);
delete s;
}
void Ortho(int width, int height, float r, float g, float b, float a)
{
Shader* s;
CHECKGLERROR();
UseS(SH_ORTHO);
s = g_sh+g_curS;
glUniform1f(s->slot[SSLOT_WIDTH], (float)width);
glUniform1f(s->slot[SSLOT_HEIGHT], (float)height);
glUniform4f(s->slot[SSLOT_COLOR], r, g, b, a);
g_currw = width;
g_currh = height;
CHECKGLERROR();
}
