Support setting vec4 arrays.

diff --git a/effect.cpp b/effect.cpp
index 4cc1775d75587305e4504fdf0a534c78d73ec817..8cba87bc7b388a6761b81acc8939a6df5cef397a 100644 (file)
--- a/effect.cpp
+++ b/effect.cpp
@@ -69,6 +69,18 @@ void set_uniform_vec3(GLuint glsl_program_num, const std::string &prefix, const
        check_error();
 }
 
+void set_uniform_vec4_array(GLuint glsl_program_num, const std::string &prefix, const std::string &key, const float *values, size_t num_values)
+{
+       std::string name = prefix + "_" + key;
+       GLint l = glGetUniformLocation(glsl_program_num, name.c_str());
+       if (l == -1) {
+               return;
+       }
+       check_error();
+       glUniform4fv(l, num_values, values);
+       check_error();
+}
+
 bool Effect::set_int(const std::string &key, int value)
 {
        if (params_int.count(key) == 0) {

diff --git a/effect.h b/effect.h
index 2f0172a9bc2c983222653aef5620c2dd3e626ea9..b545f857c378e9c993a9cb608c35aaf8b036db04 100644 (file)
--- a/effect.h
+++ b/effect.h
@@ -28,6 +28,7 @@ void set_uniform_float(GLuint glsl_program_num, const std::string &prefix, const
 void set_uniform_float_array(GLuint glsl_program_num, const std::string &prefix, const std::string &key, const float *values, size_t num_values);
 void set_uniform_vec2(GLuint glsl_program_num, const std::string &prefix, const std::string &key, const float *values);
 void set_uniform_vec3(GLuint glsl_program_num, const std::string &prefix, const std::string &key, const float *values);
+void set_uniform_vec4_array(GLuint glsl_program_num, const std::string &prefix, const std::string &key, const float *values, size_t num_values);
 
 class Effect {
 public: