| /* |
| * Copyright 2026 Rive |
| */ |
| |
| #ifdef @VERTEX |
| ATTR_BLOCK_BEGIN(Attrs) |
| ATTR(0, packed_float3, @a_triangleVertex); |
| ATTR_BLOCK_END |
| |
| VERTEX_MAIN(@drawVertexMain, Attrs, attrs, _vertexID, _instanceID) |
| { |
| ATTR_UNPACK(_vertexID, attrs, @a_triangleVertex, packed_float3); |
| float4 pos = RENDER_TARGET_COORD_TO_CLIP_COORD(@a_triangleVertex.xy); |
| EMIT_VERTEX(pos); |
| } |
| #endif |
| |
| #ifdef @FRAGMENT |
| PLS_BLOCK_BEGIN |
| #ifndef @FIXED_FUNCTION_COLOR_OUTPUT |
| PLS_DECL4F(COLOR_PLANE_IDX, colorBuffer); |
| #endif |
| PLS_DECL4F(CLIP_PLANE_IDX, clipBuffer); |
| PLS_BLOCK_END |
| |
| CLOCKWISE_ATOMIC_PLS_MAIN(@drawFragmentMain) |
| { |
| // srcOver blend is enabled: emit an alpha value of 1 to overwrite the |
| // existing clip. |
| PLS_STORE4F(clipBuffer, make_half4(.0, .0, .0, 1.)); |
| |
| // srcOver blend is enabled: emit a color of 0 to make sure the framebuffer |
| // remains unchanged. |
| EMIT_CLOCKWISE_ATOMIC_PLS(make_half4(.0)); |
| } |
| #endif // FRAGMENT |
