13 GeometryResult CoverGeometry::GetPositionBuffer(
const ContentContext& renderer,
15 RenderPass& pass)
const {
17 constexpr uint16_t kRectIndicies[4] = {0, 1, 2, 3};
18 auto& host_buffer = renderer.GetTransientsBuffer();
19 return GeometryResult{
23 .vertex_buffer = host_buffer.Emplace(
24 rect.GetTransformedPoints(entity.GetTransform().Invert())
26 8 *
sizeof(
float),
alignof(
float)),
27 .index_buffer = host_buffer.Emplace(
28 kRectIndicies, 4 *
sizeof(uint16_t),
alignof(uint16_t)),
32 .transform = entity.GetShaderTransform(pass),
37 GeometryResult CoverGeometry::GetPositionUVBuffer(
38 Rect texture_coverage,
39 Matrix effect_transform,
40 const ContentContext& renderer,
42 RenderPass& pass)
const {
45 renderer, entity, pass);
52 std::optional<Rect> CoverGeometry::GetCoverage(
const Matrix& transform)
const {
57 const Rect& rect)
const {