3034d9d76f
- Add build environment setup (scripts/common/env.sh, versions.sh, functions.sh) - Add dependency build scripts for Zstd, GLM, FreeType, HarfBuzz, Pixman, Cairo - Add placeholder scripts for OpenCASCADE, ngspice, protobuf - Add WASM compatibility layer (wasm/kiplatform/, wasm/libcontext/) - Add CMake modules for KiCad WASM cross-compilation - Add PCBnew test infrastructure (tests/kicad/) - Add build plan documentation Successfully tested builds: Zstd 1.5.5, GLM 0.9.9.8, FreeType 2.13.2, HarfBuzz 8.3.0, Pixman 0.42.2, Cairo 1.18.0 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>
123 lines
3.2 KiB
C++
123 lines
3.2 KiB
C++
/*
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* WASM implementation of kiplatform/sysinfo.h
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* Provides limited system info available in browser environment
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*/
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#include <kiplatform/sysinfo.h>
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#include <string>
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#include <vector>
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#ifdef __EMSCRIPTEN__
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#include <emscripten.h>
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#endif
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namespace KIPLATFORM
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{
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class SYSINFO_WASM : public SYSINFO_BASE
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{
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public:
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bool GetGPUInfo( std::vector<GPU_INFO>& aGpuInfos ) override
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{
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#ifdef __EMSCRIPTEN__
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GPU_INFO info;
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// Try to get WebGL renderer info
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char* renderer = (char*)EM_ASM_PTR({
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try {
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var canvas = document.createElement('canvas');
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var gl = canvas.getContext('webgl') || canvas.getContext('experimental-webgl');
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if (gl) {
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var debugInfo = gl.getExtension('WEBGL_debug_renderer_info');
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if (debugInfo) {
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var renderer = gl.getParameter(debugInfo.UNMASKED_RENDERER_WEBGL);
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var len = lengthBytesUTF8(renderer) + 1;
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var buf = _malloc(len);
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stringToUTF8(renderer, buf, len);
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return buf;
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}
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}
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return 0;
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} catch(e) {
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return 0;
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}
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});
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if (renderer) {
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info.Name = renderer;
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free(renderer);
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} else {
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info.Name = "WebGL Renderer";
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}
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info.MemorySize = 0; // Not available in browser
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info.DriverVersion = "WebGL";
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info.Manufacturer = "Browser";
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aGpuInfos.push_back(info);
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return true;
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#else
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return false;
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#endif
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}
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bool GetCPUInfo( std::vector<CPU_INFO>& aCpuInfos ) override
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{
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#ifdef __EMSCRIPTEN__
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CPU_INFO info;
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// Get hardware concurrency (number of logical processors)
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int cores = EM_ASM_INT({
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return navigator.hardwareConcurrency || 1;
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});
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info.Name = "WebAssembly CPU";
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info.Manufacturer = "Browser";
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info.NumberCores = cores;
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info.NumberLogical = cores;
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aCpuInfos.push_back(info);
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return true;
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#else
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return false;
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#endif
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}
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bool GetMemoryInfo( MEMORY_INFO& aMemoryInfo ) override
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{
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#ifdef __EMSCRIPTEN__
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// Try to get memory info from performance.memory (Chrome only)
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// or estimate from WASM heap
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long long heapSize = EM_ASM_INT({
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if (performance && performance.memory) {
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return performance.memory.jsHeapSizeLimit || 0;
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}
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// Return WASM memory size as fallback
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return HEAPU8.length;
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});
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aMemoryInfo.Usage = 0;
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aMemoryInfo.TotalPhysical = heapSize;
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aMemoryInfo.FreePhysical = heapSize / 2; // Estimate
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aMemoryInfo.TotalPaging = 0;
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aMemoryInfo.FreePaging = 0;
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aMemoryInfo.TotalVirtual = heapSize;
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aMemoryInfo.FreeVirtual = heapSize / 2;
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return true;
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#else
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return false;
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#endif
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}
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};
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} // namespace KIPLATFORM
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// Global instance for the WASM sysinfo implementation
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static KIPLATFORM::SYSINFO_WASM s_sysInfoWasm;
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// Provide access to the sysinfo implementation
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KIPLATFORM::SYSINFO_BASE* GetSysInfo()
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{
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return &s_sysInfoWasm;
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}
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