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// Headless GPU implementation - functional stubs for testing
// Workspace: demo (shared across all workspaces)
#if defined(DEMO_HEADLESS)
#include "gpu.h"
#include "platform/stub_types.h"
#include <stdio.h>
static bool g_initialized = false;
GpuBuffer gpu_create_buffer(WGPUDevice device, size_t size, uint32_t usage,
const void* data) {
(void)device;
(void)size;
(void)usage;
(void)data;
return {nullptr, 0};
}
RenderPass gpu_create_render_pass(WGPUDevice device, WGPUTextureFormat format,
const char* shader_code,
ResourceBinding* bindings, int num_bindings) {
(void)device;
(void)format;
(void)shader_code;
(void)bindings;
(void)num_bindings;
return {nullptr, nullptr, 0, 0};
}
ComputePass gpu_create_compute_pass(WGPUDevice device, const char* shader_code,
ResourceBinding* bindings,
int num_bindings) {
(void)device;
(void)shader_code;
(void)bindings;
(void)num_bindings;
return {nullptr, nullptr, 0, 0, 0};
}
void gpu_init(PlatformState* platform_state) {
(void)platform_state;
if (!g_initialized) {
printf("[headless] GPU initialized\n");
g_initialized = true;
}
}
void gpu_draw(float audio_peak, float aspect_ratio, float time, float beat) {
(void)audio_peak;
(void)aspect_ratio;
(void)time;
(void)beat;
}
void gpu_resize(int width, int height) {
(void)width;
(void)height;
}
void gpu_shutdown() {
if (g_initialized) {
printf("[headless] GPU shutdown\n");
g_initialized = false;
}
}
const GpuContext* gpu_get_context() {
static GpuContext ctx = {nullptr, nullptr, WGPUTextureFormat_BGRA8Unorm};
return &ctx;
}
MainSequence* gpu_get_main_sequence() {
return nullptr;
}
#if !defined(STRIP_ALL)
void gpu_simulate_until(float time, float bpm) {
(void)time;
(void)bpm;
}
void gpu_add_custom_effect(Effect* effect, float start_time, float end_time,
int priority) {
(void)effect;
(void)start_time;
(void)end_time;
(void)priority;
}
#endif
#endif // DEMO_HEADLESS
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