+void Effect::register_vec4(const string &key, float *values)
+{
+ assert(params_vec4.count(key) == 0);
+ params_vec4[key] = values;
+}
+
+// Output convenience uniforms for each parameter.
+// These will be filled in per-frame.
+string Effect::output_convenience_uniforms() const
+{
+ string output = "";
+ for (map<string, float*>::const_iterator it = params_float.begin();
+ it != params_float.end();
+ ++it) {
+ char buf[256];
+ sprintf(buf, "uniform float PREFIX(%s);\n", it->first.c_str());
+ output.append(buf);
+ }
+ for (map<string, float*>::const_iterator it = params_vec2.begin();
+ it != params_vec2.end();
+ ++it) {
+ char buf[256];
+ sprintf(buf, "uniform vec2 PREFIX(%s);\n", it->first.c_str());
+ output.append(buf);
+ }
+ for (map<string, float*>::const_iterator it = params_vec3.begin();
+ it != params_vec3.end();
+ ++it) {
+ char buf[256];
+ sprintf(buf, "uniform vec3 PREFIX(%s);\n", it->first.c_str());
+ output.append(buf);
+ }
+ for (map<string, float*>::const_iterator it = params_vec4.begin();
+ it != params_vec4.end();
+ ++it) {
+ char buf[256];
+ sprintf(buf, "uniform vec4 PREFIX(%s);\n", it->first.c_str());
+ output.append(buf);
+ }
+ return output;
+}
+
+void Effect::set_gl_state(GLuint glsl_program_num, const string& prefix, unsigned *sampler_num)
+{
+ for (map<string, float*>::const_iterator it = params_float.begin();
+ it != params_float.end();
+ ++it) {
+ set_uniform_float(glsl_program_num, prefix, it->first, *it->second);
+ }
+ for (map<string, float*>::const_iterator it = params_vec2.begin();
+ it != params_vec2.end();
+ ++it) {
+ set_uniform_vec2(glsl_program_num, prefix, it->first, it->second);
+ }
+ for (map<string, float*>::const_iterator it = params_vec3.begin();
+ it != params_vec3.end();
+ ++it) {
+ set_uniform_vec3(glsl_program_num, prefix, it->first, it->second);
+ }
+ for (map<string, float*>::const_iterator it = params_vec4.begin();
+ it != params_vec4.end();
+ ++it) {
+ set_uniform_vec4(glsl_program_num, prefix, it->first, it->second);
+ }
+}
+
+void Effect::clear_gl_state() {}
+
+} // namespace movit