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gpu: implement OpenGL / OpenGL ES adapter discovery in example

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Signed-off-by: Stephen Gutekanst <stephen@hexops.com>
This commit is contained in:
Stephen Gutekanst 2021-12-05 04:23:06 +00:00
parent d8d0c85572
commit 6b0129f590
1 changed files with 11 additions and 11 deletions
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22
gpu/src/dawn/sample_utils.zig
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@ -189,18 +189,18 @@ fn glfwWindowHintsForBackend(backend: c.WGPUBackendType) glfw.Window.Hints {
} }
fn discoverAdapter(instance: c.MachDawnNativeInstance, window: glfw.Window, typ: c.WGPUBackendType) !void { fn discoverAdapter(instance: c.MachDawnNativeInstance, window: glfw.Window, typ: c.WGPUBackendType) !void {
if (typ == c.WGPUBackendType_OpenGL or typ == c.WGPUBackendType_OpenGLES) { if (typ == c.WGPUBackendType_OpenGL) {
try glfw.makeContextCurrent(window); try glfw.makeContextCurrent(window);
// auto getProc = reinterpret_cast<void* (*)(const char*)>(glfwGetProcAddress); const adapter_options = c.MachDawnNativeAdapterDiscoveryOptions_OpenGL{
// if (type == wgpu::BackendType::OpenGL) { .getProc = @ptrCast(fn ([*c]const u8) callconv(.C) ?*c_void, glfw.getProcAddress),
// dawn_native::opengl::AdapterDiscoveryOptions adapterOptions; };
// adapterOptions.getProc = getProc; _ = c.machDawnNativeInstance_discoverAdapters(instance, typ, &adapter_options);
// instance->DiscoverAdapters(&adapterOptions); } else if (typ == c.WGPUBackendType_OpenGLES) {
// } else { try glfw.makeContextCurrent(window);
// dawn_native::opengl::AdapterDiscoveryOptionsES adapterOptions; const adapter_options = c.MachDawnNativeAdapterDiscoveryOptions_OpenGLES{
// adapterOptions.getProc = getProc; .getProc = @ptrCast(fn ([*c]const u8) callconv(.C) ?*c_void, glfw.getProcAddress),
// instance->DiscoverAdapters(&adapterOptions); };
// } _ = c.machDawnNativeInstance_discoverAdapters(instance, typ, &adapter_options);
} else { } else {
c.machDawnNativeInstance_discoverDefaultAdapters(instance); c.machDawnNativeInstance_discoverDefaultAdapters(instance);
} }