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kbz_8
2025-03-01 11:42:28 +01:00
parent 726bbdf389
commit bb287958bd
22 changed files with 414 additions and 150 deletions
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2
Sources/Backends/WebGPU/WebGPU.c
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@@ -24,6 +24,8 @@ PulseBackendFlags WebGPUCheckSupport(PulseBackendFlags candidates, PulseShaderFo
bool WebGPULoadBackend(PulseBackend backend, PulseDebugLevel debug_level)
{
PULSE_UNUSED(backend);
PULSE_UNUSED(debug_level);
WebGPUDriverData* driver_data = (WebGPUDriverData*)calloc(1, sizeof(WebGPUDriverData));
PULSE_CHECK_ALLOCATION_RETVAL(driver_data, false);
driver_data->instance = wgpuCreateInstance(PULSE_NULLPTR);

1
Sources/Backends/WebGPU/WebGPU.h
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@@ -23,4 +23,3 @@ PulseBackendFlags WebGPUCheckSupport(PulseBackendFlags candidates, PulseShaderFo
#endif // PULSE_WEBGPU_H_
#endif // PULSE_ENABLE_WEBGPU_BACKEND

137
Sources/Backends/WebGPU/WebGPUBuffer.c
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@@ -2,19 +2,149 @@
// This file is part of "Pulse"
// For conditions of distribution and use, see copyright notice in LICENSE
#include <stdatomic.h>
#include <time.h>
#include <Pulse.h>
#include "../../PulseInternal.h"
#include "WebGPU.h"
#include "WebGPUDevice.h"
#include "webgpu.h"
#include "WebGPUBuffer.h"
PulseBuffer WebGPUCreateBuffer(PulseDevice device, const PulseBufferCreateInfo* create_infos)
{
WebGPUDevice* webgpu_device = WEBGPU_RETRIEVE_DRIVER_DATA_AS(device, WebGPUDevice*);
PulseBufferHandler* buffer = (PulseBufferHandler*)calloc(1, sizeof(PulseBufferHandler));
PULSE_CHECK_ALLOCATION_RETVAL(buffer, PULSE_NULL_HANDLE);
WebGPUBuffer* webgpu_buffer = (WebGPUBuffer*)calloc(1, sizeof(WebGPUBuffer));
PULSE_CHECK_ALLOCATION_RETVAL(webgpu_buffer, PULSE_NULL_HANDLE);
buffer->device = device;
buffer->driver_data = webgpu_buffer;
buffer->size = create_infos->size;
buffer->usage = create_infos->usage;
bool is_storage = false;
WGPUBufferDescriptor descriptor = { 0 };
descriptor.mappedAtCreation = false;
descriptor.size = buffer->size;
if(buffer->usage & PULSE_BUFFER_USAGE_STORAGE_READ || buffer->usage & PULSE_BUFFER_USAGE_STORAGE_WRITE)
{
descriptor.usage |= WGPUBufferUsage_Storage | WGPUBufferUsage_CopyDst | WGPUBufferUsage_CopySrc;
is_storage = true;
}
if(buffer->usage & PULSE_BUFFER_USAGE_TRANSFER_DOWNLOAD)
{
descriptor.usage |= WGPUBufferUsage_CopyDst;
if(!is_storage)
descriptor.usage |= WGPUBufferUsage_MapRead;
}
if(buffer->usage & PULSE_BUFFER_USAGE_TRANSFER_UPLOAD)
descriptor.usage |= WGPUBufferUsage_CopyDst | WGPUBufferUsage_CopySrc;
if(buffer->usage & PULSE_INTERNAL_BUFFER_USAGE_UNIFORM_ACCESS)
descriptor.usage |= WGPUBufferUsage_Uniform | WGPUBufferUsage_CopyDst | WGPUBufferUsage_CopySrc;
webgpu_buffer->buffer = wgpuDeviceCreateBuffer(webgpu_device->device, &descriptor);
if(webgpu_buffer->buffer == PULSE_NULLPTR)
{
free(webgpu_buffer);
free(buffer);
return PULSE_NULL_HANDLE;
}
return buffer;
}
bool WebGPUMapBuffer(PulseBuffer buffer, void** data)
#include <stdio.h>
static void WebGPUMapBufferCallback(WGPUMapAsyncStatus status, WGPUStringView message, void* userdata1, void* userdata2)
{
atomic_int* mapping_finished = (atomic_int*)userdata1;
PulseBuffer buffer = (PulseBuffer)userdata2;
puts("test");
if(status == WGPUMapAsyncStatus_Success)
atomic_store(mapping_finished, 1);
else
{
const char* reasons[] = {
"nvm it was successfull",
"instance has been dropped",
"an error occured",
"mapping was aborted",
};
if(PULSE_IS_BACKEND_LOW_LEVEL_DEBUG(buffer->device->backend))
PulseLogErrorFmt(buffer->device->backend, "(WebGPU) buffer mapping failed because %s. %.*s", reasons[status], message.length, message.data);
PulseSetInternalError(PULSE_ERROR_MAP_FAILED);
atomic_store(mapping_finished, 2);
}
}
bool WebGPUMapBuffer(PulseBuffer buffer, PulseMapMode mode, void** data)
{
WebGPUBuffer* webgpu_buffer = WEBGPU_RETRIEVE_DRIVER_DATA_AS(buffer, WebGPUBuffer*);
// If we only upload we can just use wgpuQueueWriteBuffer
// https://toji.dev/webgpu-best-practices/buffer-uploads.html
if(mode == PULSE_MAP_WRITE)
{
if(webgpu_buffer->map == PULSE_NULLPTR)
webgpu_buffer->map = malloc(buffer->size);
else
webgpu_buffer->map = realloc(webgpu_buffer->map, buffer->size);
PULSE_CHECK_ALLOCATION_RETVAL(webgpu_buffer->map, false);
}
else
{
atomic_int mapping_finished;
atomic_store(&mapping_finished, 0);
const uint32_t timeout = 5000;
clock_t start = clock();
webgpu_buffer->map = PULSE_NULLPTR;
WGPUBufferMapCallbackInfo callback_info = { 0 };
callback_info.mode = WGPUCallbackMode_AllowSpontaneous;
callback_info.callback = WebGPUMapBufferCallback;
callback_info.userdata1 = &mapping_finished;
callback_info.userdata2 = buffer;
wgpuBufferMapAsync(webgpu_buffer->buffer, WGPUMapMode_Read, 0, buffer->size, callback_info);
while(atomic_load(&mapping_finished) == 0)
{
clock_t elapsed = clock() - start;
if(elapsed > timeout)
{
if(PULSE_IS_BACKEND_LOW_LEVEL_DEBUG(buffer->device->backend))
PulseLogError(buffer->device->backend, "(WebGPU) buffer mapping failed (timeout)");
PulseSetInternalError(PULSE_ERROR_MAP_FAILED);
return false;
}
PulseSleep(1); // 1ms
}
if(atomic_load(&mapping_finished) == 1)
webgpu_buffer->map = (void*)wgpuBufferGetConstMappedRange(webgpu_buffer->buffer, 0, WGPU_WHOLE_MAP_SIZE);
}
if(webgpu_buffer->map == PULSE_NULLPTR)
return false;
webgpu_buffer->current_map_mode = mode;
*data = webgpu_buffer->map;
return true;
}
void WebGPUUnmapBuffer(PulseBuffer buffer)
{
WebGPUDevice* webgpu_device = WEBGPU_RETRIEVE_DRIVER_DATA_AS(buffer->device, WebGPUDevice*);
WebGPUBuffer* webgpu_buffer = WEBGPU_RETRIEVE_DRIVER_DATA_AS(buffer, WebGPUBuffer*);
if(webgpu_buffer->current_map_mode == PULSE_MAP_WRITE)
wgpuQueueWriteBuffer(webgpu_device->queue, webgpu_buffer->buffer, 0, webgpu_buffer->map, buffer->size);
else
wgpuBufferUnmap(webgpu_buffer->buffer);
webgpu_buffer->map = PULSE_NULLPTR;
}
bool WebGPUCopyBufferToBuffer(PulseCommandList cmd, const PulseBufferRegion* src, const PulseBufferRegion* dst)
@@ -27,4 +157,9 @@ bool WebGPUCopyBufferToImage(PulseCommandList cmd, const PulseBufferRegion* src,
void WebGPUDestroyBuffer(PulseDevice device, PulseBuffer buffer)
{
PULSE_UNUSED(device);
WebGPUBuffer* webgpu_buffer = WEBGPU_RETRIEVE_DRIVER_DATA_AS(buffer, WebGPUBuffer*);
wgpuBufferRelease(webgpu_buffer->buffer);
free(webgpu_buffer);
free(buffer);
}

6
Sources/Backends/WebGPU/WebGPUBuffer.h
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@@ -10,14 +10,16 @@
#include <webgpu/webgpu.h>
#include <Pulse.h>
#include "../../PulseInternal.h"
typedef struct WebGPUBuffer
{
WGPUBuffer buffer;
void* map;
PulseMapMode current_map_mode;
} WebGPUBuffer;
PulseBuffer WebGPUCreateBuffer(PulseDevice device, const PulseBufferCreateInfo* create_infos);
bool WebGPUMapBuffer(PulseBuffer buffer, void** data);
bool WebGPUMapBuffer(PulseBuffer buffer, PulseMapMode mode, void** data);
void WebGPUUnmapBuffer(PulseBuffer buffer);
bool WebGPUCopyBufferToBuffer(PulseCommandList cmd, const PulseBufferRegion* src, const PulseBufferRegion* dst);
bool WebGPUCopyBufferToImage(PulseCommandList cmd, const PulseBufferRegion* src, const PulseImageRegion* dst);

28
Sources/Backends/WebGPU/WebGPUCommandList.c
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@@ -41,15 +41,17 @@ PulseCommandList WebGPURequestCommandList(PulseDevice device, PulseCommandListUs
return cmd;
}
#include <stdio.h>
static void WebGPUFenceCallback(WGPUQueueWorkDoneStatus status, void* userdata1, void* userdata2)
{
PULSE_UNUSED(userdata2);
WebGPUFence* webgpu_fence = (WebGPUFence*)userdata1;
PulseCommandList cmd = (PulseCommandList)userdata2;
if(status == WGPUQueueWorkDoneStatus_Success)
atomic_store(&webgpu_fence->signal, true);
puts("test");
{
if(webgpu_fence != PULSE_NULLPTR)
atomic_store(&webgpu_fence->signal, true);
cmd->state = PULSE_COMMAND_LIST_STATE_READY;
}
}
bool WebGPUSubmitCommandList(PulseDevice device, PulseCommandList cmd, PulseFence fence)
@@ -60,17 +62,23 @@ bool WebGPUSubmitCommandList(PulseDevice device, PulseCommandList cmd, PulseFenc
WGPUCommandBufferDescriptor command_buffer_descriptor = { 0 };
WGPUCommandBuffer command_buffer = wgpuCommandEncoderFinish(webgpu_cmd->encoder, &command_buffer_descriptor);
wgpuQueueSubmit(webgpu_device->queue, 1, &command_buffer);
WebGPUFence* webgpu_fence = WEBGPU_RETRIEVE_DRIVER_DATA_AS(fence, WebGPUFence*);
atomic_store(&webgpu_fence->signal, false);
WGPUQueueWorkDoneCallbackInfo callback = { 0 };
callback.mode = WGPUCallbackMode_AllowSpontaneous;
callback.callback = WebGPUFenceCallback;
callback.userdata1 = webgpu_fence;
callback.userdata1 = PULSE_NULLPTR;
callback.userdata2 = cmd;
if(fence != PULSE_NULL_HANDLE)
{
WebGPUFence* webgpu_fence = WEBGPU_RETRIEVE_DRIVER_DATA_AS(fence, WebGPUFence*);
callback.userdata1 = webgpu_fence;
atomic_store(&webgpu_fence->signal, false);
fence->cmd = cmd;
}
wgpuQueueOnSubmittedWorkDone(webgpu_device->queue, callback);
cmd->state = PULSE_COMMAND_LIST_STATE_SENT;
wgpuQueueSubmit(webgpu_device->queue, 1, &command_buffer);
wgpuCommandBufferRelease(command_buffer);
return true;
}

1
Sources/Backends/WebGPU/WebGPUComputePass.c
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@@ -3,6 +3,7 @@
// For conditions of distribution and use, see copyright notice in LICENSE
#include <Pulse.h>
#include "../../PulseInternal.h"
#include "WebGPU.h"
#include "WebGPUDevice.h"
#include "WebGPUComputePass.h"

8
Sources/Backends/WebGPU/WebGPUDevice.c
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@@ -35,7 +35,7 @@
device->adapter = adapter;
}
#else
static uint64_t WebGPUScoreAdapter(WGPUInstance instance, WGPUAdapter adapter)
static uint64_t WebGPUScoreAdapter(WGPUAdapter adapter)
{
uint64_t score = 0;
WGPUAdapterInfo infos;
@@ -172,7 +172,7 @@ PulseDevice WebGPUCreateDevice(PulseBackend backend, PulseDevice* forbiden_devic
{
if(WebGPUIsDeviceForbidden(adapters[i], forbiden_devices, forbiden_devices_count))
continue;
uint64_t current_device_score = WebGPUScoreAdapter(instance, adapters[i]);
uint64_t current_device_score = WebGPUScoreAdapter(adapters[i]);
if(current_device_score > best_device_score)
{
best_device_score = current_device_score;
@@ -196,7 +196,7 @@ PulseDevice WebGPUCreateDevice(PulseBackend backend, PulseDevice* forbiden_devic
WGPUDeviceLostCallbackInfo lost_callback = { 0 };
lost_callback.callback = WebGPUDeviceLostCallback;
lost_callback.mode = WGPUCallbackMode_AllowProcessEvents;
lost_callback.mode = WGPUCallbackMode_AllowSpontaneous;
lost_callback.userdata1 = device;
lost_callback.userdata2 = backend;
WGPUUncapturedErrorCallbackInfo uncaptured_callback = { 0 };
@@ -209,7 +209,7 @@ PulseDevice WebGPUCreateDevice(PulseBackend backend, PulseDevice* forbiden_devic
descriptor.uncapturedErrorCallbackInfo = uncaptured_callback;
WGPURequestDeviceCallbackInfo device_callback = { 0 };
device_callback.callback = WebGPURequestDeviceCallback;
device_callback.mode = WGPUCallbackMode_AllowProcessEvents;
device_callback.mode = WGPUCallbackMode_AllowSpontaneous;
device_callback.userdata1 = device;
device_callback.userdata2 = backend;
wgpuAdapterRequestDevice(device->adapter, &descriptor, device_callback);

4
Sources/Backends/WebGPU/WebGPUFence.c
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@@ -35,11 +35,9 @@ bool WebGPUIsFenceReady(PulseDevice device, PulseFence fence)
{
PULSE_UNUSED(device);
WebGPUFence* webgpu_fence = WEBGPU_RETRIEVE_DRIVER_DATA_AS(fence, WebGPUFence*);
return atomic_load(&webgpu_fence->signal) == true;
return atomic_load(&webgpu_fence->signal);
}
#include <stdio.h>
bool WebGPUWaitForFences(PulseDevice device, const PulseFence* fences, uint32_t fences_count, bool wait_for_all)
{
PULSE_UNUSED(device);