Method AtlasTextGeometryProcessor

src/gpu/processors/AtlasTextGeometryProcessor.cpp:22–38

namespace tgfx {
AtlasTextGeometryProcessor::AtlasTextGeometryProcessor(std::shared_ptr<TextureProxy> textureProxy,
                                                       AAType aa, std::optional<Color> commonColor,
                                                       const SamplingOptions& sampling)
    : GeometryProcessor(ClassID()), textureProxy(std::move(textureProxy)), commonColor(commonColor),
      samplerState(sampling) {
  position = {"aPosition", VertexFormat::Float2};
  if (aa == AAType::Coverage) {
    coverage = {"inCoverage", VertexFormat::Float};
  }
  maskCoord = {"maskCoord", VertexFormat::Float2};
  if (!commonColor.has_value()) {
    color = {"inColor", VertexFormat::UByte4Normalized};
  }
  setVertexAttributes(&position, 4);
  textures.emplace_back(this->textureProxy->getTextureView()->getTexture());
  setTextureSamplerCount(textures.size());
}
void AtlasTextGeometryProcessor::onComputeProcessorKey(BytesKey* bytesKey) const {
  uint32_t flags = aa == AAType::Coverage ? 1 : 0;
  flags |= commonColor.has_value() ? 2 : 0;