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// Placeholder effect implementation - logs TODO warning once
#include "effects/placeholder_effect.h"
#include "effects/shaders.h"
#include "gpu/post_process_helper.h"
#include "util/fatal_error.h"
#include <cstdio>
Placeholder::Placeholder(const GpuContext& ctx,
const std::vector<std::string>& inputs,
const std::vector<std::string>& outputs,
float start_time, float end_time,
const char* placeholder_name)
: Effect(ctx, inputs, outputs, start_time, end_time), pipeline_(nullptr),
bind_group_(nullptr), name_(placeholder_name) {
fprintf(stderr, "TODO: %s not yet implemented, using passthrough\n", name_);
HEADLESS_RETURN_IF_NULL(ctx_.device);
create_linear_sampler();
pipeline_ = create_post_process_pipeline(
ctx_.device, WGPUTextureFormat_RGBA8Unorm, passthrough_shader_wgsl);
}
void Placeholder::render(WGPUCommandEncoder encoder,
const UniformsSequenceParams& params,
NodeRegistry& nodes) {
WGPUTextureView input_view = nodes.get_view(input_nodes_[0]);
WGPUTextureView output_view = nodes.get_view(output_nodes_[0]);
pp_update_bind_group(ctx_.device, pipeline_, &bind_group_, input_view,
uniforms_buffer_.get(), {nullptr, 0});
run_fullscreen_pass(encoder, pipeline_, bind_group_, output_view);
}
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