Files
MapLibreParticleLab/src/mbgl/renderer/raster_bucket.cpp
2016-05-10 14:50:56 +02:00

43 lines
1.2 KiB
C++

#include <mbgl/renderer/raster_bucket.hpp>
#include <mbgl/layer/raster_layer.hpp>
#include <mbgl/shader/raster_shader.hpp>
#include <mbgl/renderer/painter.hpp>
using namespace mbgl;
RasterBucket::RasterBucket(gl::TexturePool& texturePool)
: raster(texturePool) {
}
void RasterBucket::upload(gl::GLObjectStore& glObjectStore) {
if (hasData()) {
raster.upload(glObjectStore);
uploaded = true;
}
}
void RasterBucket::render(Painter& painter,
const StyleLayer& layer,
const UnwrappedTileID& tileID,
const mat4& matrix) {
painter.renderRaster(*this, *layer.as<RasterLayer>(), tileID, matrix);
}
void RasterBucket::setImage(PremultipliedImage image) {
raster.load(std::move(image));
}
void RasterBucket::drawRaster(RasterShader& shader, StaticVertexBuffer &vertices, VertexArrayObject &array, gl::GLObjectStore& glObjectStore) {
raster.bind(true, glObjectStore);
array.bind(shader, vertices, BUFFER_OFFSET_0, glObjectStore);
MBGL_CHECK_ERROR(glDrawArrays(GL_TRIANGLES, 0, (GLsizei)vertices.index()));
}
bool RasterBucket::hasData() const {
return raster.isLoaded();
}
bool RasterBucket::needsClipping() const {
return false;
}