29 lines
625 B
C++
29 lines
625 B
C++
#include <mbgl/shader/raster_shader.hpp>
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#include <mbgl/shader/shaders.hpp>
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#include <mbgl/platform/gl.hpp>
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#include <cstdio>
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using namespace mbgl;
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RasterShader::RasterShader()
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: Shader(
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"raster",
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shaders[RASTER_SHADER].vertex,
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shaders[RASTER_SHADER].fragment
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) {
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if (!valid) {
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#if defined(DEBUG)
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fprintf(stderr, "invalid raster shader\n");
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#endif
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return;
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}
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a_pos = glGetAttribLocation(program, "a_pos");
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}
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void RasterShader::bind(char *offset) {
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glEnableVertexAttribArray(a_pos);
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glVertexAttribPointer(a_pos, 2, GL_SHORT, false, 0, offset);
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}
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