src/renderer/raster_bucket.cpp


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33

#include <mbgl/renderer/raster_bucket.hpp>
#include <mbgl/renderer/painter.hpp>

using namespace mbgl;

RasterBucket::RasterBucket(const std::shared_ptr<Texturepool> &texturepool)
    : raster(texturepool) {
}

//RasterBucket::RasterBucket(const StyleBucketRaster &properties)
//    : properties(properties) {
//}

// TODO ^ Somehow overload with another constructor for prerender?

void RasterBucket::render(Painter &painter, std::shared_ptr<StyleLayer> layer_desc, const Tile::ID &id) {
    painter.renderRaster(*this, layer_desc, id);
}

bool RasterBucket::setImage(const std::string &data) {
    return raster.load(data);
}

void RasterBucket::drawRaster(RasterShader& shader, VertexBuffer &vertices, VertexArrayObject &array) {
    raster.bind(true);
    shader.setImage(0);
    array.bind(shader, vertices, BUFFER_OFFSET(0));
    glDrawArrays(GL_TRIANGLES, 0, (GLsizei)vertices.index());
}

bool RasterBucket::hasData() const {
    return raster.isLoaded();
}