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adding base webgpu compute pass and compute pipeline

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kbz_8
2025-02-25 22:22:07 +01:00
parent 311545feb2
commit 6968d6f84e
5 changed files with 77 additions and 7 deletions
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47
Sources/Backends/WebGPU/WebGPUComputePipeline.c
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@@ -3,10 +3,57 @@
// For conditions of distribution and use, see copyright notice in LICENSE
#include <Pulse.h>
#include "../../PulseInternal.h"
#include "WebGPU.h"
#include "WebGPUDevice.h"
#include "WebGPUComputePipeline.h"
PulseComputePipeline WebGPUCreateComputePipeline(PulseDevice device, const PulseComputePipelineCreateInfo* info)
{
WebGPUDevice* webgpu_device = WEBGPU_RETRIEVE_DRIVER_DATA_AS(device, WebGPUDevice*);
PulseComputePipelineHandler* pipeline = (PulseComputePipelineHandler*)calloc(1, sizeof(PulseComputePipelineHandler));
PULSE_CHECK_ALLOCATION_RETVAL(pipeline, PULSE_NULL_HANDLE);
WebGPUComputePipeline* webgpu_pipeline = (WebGPUComputePipeline*)calloc(1, sizeof(WebGPUComputePipeline));
PULSE_CHECK_ALLOCATION_RETVAL(webgpu_pipeline, PULSE_NULL_HANDLE);
pipeline->driver_data = webgpu_pipeline;
if(PULSE_IS_BACKEND_LOW_LEVEL_DEBUG(device->backend))
{
if(info->code == PULSE_NULLPTR)
PulseLogError(device->backend, "invalid code pointer passed to PulseComputePipelineCreateInfo");
if(info->entrypoint == PULSE_NULLPTR)
PulseLogError(device->backend, "invalid entrypoint pointer passed to PulseComputePipelineCreateInfo");
if(info->format == PULSE_SHADER_FORMAT_WGSL_BIT && (device->backend->supported_shader_formats & PULSE_SHADER_FORMAT_WGSL_BIT) == 0)
PulseLogError(device->backend, "invalid shader format passed to PulseComputePipelineCreateInfo");
}
WGPUStringView code = { 0 };
code.length = info->code_size;
code.data = (const char*)info->code;
WGPUChainedStruct chain = { 0 };
chain.next = PULSE_NULLPTR;
chain.sType = WGPUSType_ShaderSourceWGSL;
WGPUShaderSourceWGSL source = { 0 };
source.chain = chain;
source.code = code;
WGPUShaderModuleDescriptor shader_descriptor = { 0 };
shader_descriptor.nextInChain = (const WGPUChainedStruct*)&source;
webgpu_pipeline->shader = wgpuDeviceCreateShaderModule(webgpu_device->device, &shader_descriptor);
WGPUStringView entrypoint = { 0 };
code.length = WGPU_STRLEN;
code.data = info->entrypoint;
WGPUProgrammableStageDescriptor state = { 0 };
state.module = webgpu_pipeline->shader;
state.entryPoint = entrypoint;
WGPUComputePipelineDescriptor pipeline_descriptor = { 0 };
pipeline_descriptor.compute = state;
webgpu_pipeline->pipeline = wgpuDeviceCreateComputePipeline(webgpu_device->device, &pipeline_descriptor);
return pipeline;
}
void WebGPUDestroyComputePipeline(PulseDevice device, PulseComputePipeline pipeline)