static VALUE
program_initialize(int argc, VALUE *argv, VALUE self)
{
VALUE source;
rb_scan_args(argc, argv, "01", &source);
if (source != Qnil) {
program_compile(self, source);
}
return self;
}
bool lprogram_set_shaders(lua_State *L, const char *vs_text, const char *fs_text)
{
struct program *program = lua_touserdata(L, -1);
if ((vs_text && fs_text) && (strcmp(program->vertex_text, vs_text) || strcmp(program->fragment_text, fs_text))) {
program->linked = false;
program->vertex_text = strdup(vs_text);
program->fragment_text = strdup(fs_text);
if (!program_compile(program)) {
return false;
}
glBindAttribLocation(program->program, ATTRIBUTE_VERTEX, "vertex");
glBindAttribLocation(program->program, ATTRIBUTE_NORMAL, "normal");
glBindAttribLocation(program->program, ATTRIBUTE_UV, "uv");
glBindAttribLocation(program->program, ATTRIBUTE_TANGENT, "tangent");
glBindAttribLocation(program->program, ATTRIBUTE_WEIGHT0, "weights[0]");
glBindAttribLocation(program->program, ATTRIBUTE_WEIGHT1, "weights[1]");
glBindAttribLocation(program->program, ATTRIBUTE_WEIGHT2, "weights[2]");
glBindAttribLocation(program->program, ATTRIBUTE_WEIGHT3, "weights[3]");
glBindAttribLocation(program->program, ATTRIBUTE_WEIGHT4, "weights[4]");
glBindAttribLocation(program->program, ATTRIBUTE_WEIGHT5, "weights[5]");
program_link(program);
}
return program->linked;
}
