Function WebGPUUpdateProgramLayouts

engine/graphics/src/webgpu/graphics_webgpu.cpp:2818–2870

}

static void WebGPUUpdateProgramLayouts(WebGPUContext* context, WebGPUProgram* program)
{
    TRACE_CALL;

    // update layouts
    ProgramResourceBindingsInfo binding_info                                     = {};
    WGPUBindGroupLayoutEntry bindings[MAX_SET_COUNT][MAX_BINDINGS_PER_SET_COUNT] = {};

    WebGPUUpdateBindGroupLayouts(context, program, bindings, binding_info);

    // fill in program
    program->m_UniformData = new uint8_t[binding_info.m_UniformDataSize];
    memset(program->m_UniformData, 0, binding_info.m_UniformDataSize);
    program->m_UniformDataSizeAligned = binding_info.m_UniformDataSizeAligned;
    program->m_UniformBufferCount     = binding_info.m_UniformBufferCount;
    program->m_StorageBufferCount     = binding_info.m_StorageBufferCount;
    program->m_TextureSamplerCount    = binding_info.m_TextureCount;
    program->m_TotalResourcesCount    = binding_info.m_UniformBufferCount + binding_info.m_TextureCount + binding_info.m_StorageBufferCount; // num actual descriptors
    program->m_BaseProgram.m_MaxSet     = binding_info.m_MaxSet;
    program->m_BaseProgram.m_MaxBinding = binding_info.m_MaxBinding;

    // create bind group layout
    for (int set = 0; set < program->m_BaseProgram.m_MaxSet; ++set)
    {
#if defined(DM_GRAPHICS_WEBGPU2)
        WGPUBindGroupLayoutDescriptor desc = WGPU_BIND_GROUP_LAYOUT_DESCRIPTOR_INIT;
#else
        WGPUBindGroupLayoutDescriptor desc = {};
#endif
        WGPUBindGroupLayoutEntry entries[MAX_BINDINGS_PER_SET_COUNT];
        desc.entries = entries;
        for (int binding = 0; binding < MAX_BINDINGS_PER_SET_COUNT; ++binding)
        {
            if (bindings[set][binding].visibility != WGPUShaderStage_None)
                entries[desc.entryCount++] = bindings[set][binding];
        }
        program->m_BindGroupLayouts[set] = wgpuDeviceCreateBindGroupLayout(context->m_Device, &desc);
    }

    // create pipeline layout
    {
#if defined(DM_GRAPHICS_WEBGPU2)
        WGPUPipelineLayoutDescriptor desc = WGPU_PIPELINE_LAYOUT_DESCRIPTOR_INIT;
#else
        WGPUPipelineLayoutDescriptor desc = {};
#endif
        desc.bindGroupLayouts             = program->m_BindGroupLayouts;
        desc.bindGroupLayoutCount         = binding_info.m_MaxSet;
        program->m_PipelineLayout         = wgpuDeviceCreatePipelineLayout(context->m_Device, &desc);
    }

    BuildUniforms(&program->m_BaseProgram);
}

static void WebGPUCreateComputeProgram(WebGPUContext* context, WebGPUProgram* program, WebGPUShaderModule* compute_module)
{