Files
MapLibreParticleLab/src/mbgl/shader/plain_shader.cpp
2015-03-06 15:42:34 +01:00

22 lines
545 B
C++

#include <mbgl/shader/plain_shader.hpp>
#include <mbgl/shader/shaders.hpp>
#include <mbgl/platform/gl.hpp>
#include <cstdio>
using namespace mbgl;
PlainShader::PlainShader()
: Shader(
"plain",
shaders[PLAIN_SHADER].vertex,
shaders[PLAIN_SHADER].fragment
) {
a_pos = MBGL_CHECK_ERROR(glGetAttribLocation(program, "a_pos"));
}
void PlainShader::bind(char *offset) {
MBGL_CHECK_ERROR(glEnableVertexAttribArray(a_pos));
MBGL_CHECK_ERROR(glVertexAttribPointer(a_pos, 2, GL_SHORT, false, 0, offset));
}