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donaldmunro/gist:a2a0a061de498b9dc0ec10be309de2b7

Created March 5, 2017 14:05
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Access/dereference glm::mat4 contents
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gistfile1.txt
#include <glm/gtc/type_ptr.hpp>
..
glm::mat4 m = glm::mat4(1.0f);
..
auto p = glm::value_ptr(m);
std::cout << sizeof(p) << std::endl;
glUniformMatrix4fv(shader_uniform_m, 1, GL_FALSE, p);
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