iphone - What is the maximum size of a uniform array that can be passed to a shader in ios? -


i using instanced rendering passing array of model view matrices. maximum array size possible particular uniform?

this value vary hardware , implementation. believe 

int maxuniformvectors; glget(gl_max_vertex_uniform_vectors, &maxuniformvectors);

should answer question. docs: should return "the maximum number of four-element floating-point, integer, or boolean vectors can held in uniform variable storage vertex shader. value must @ least 128."


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