544 lines
17 KiB
Objective-C
544 lines
17 KiB
Objective-C
#include "OSXWindow.h"
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#include "OSXWindowFrameView.h"
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#include "WindowData_OSX.h"
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#include <MiniFB.h>
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#include <MiniFB_enums.h>
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#include <MiniFB_internal.h>
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#include <Cocoa/Cocoa.h>
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#if defined(USE_METAL_API)
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#include <Carbon/Carbon.h>
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#include <MetalKit/MetalKit.h>
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#endif
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#include <unistd.h>
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void init_keycodes();
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#if defined(USE_METAL_API)
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id<MTLDevice> g_metal_device;
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id<MTLLibrary> g_library;
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Vertex gVertices[4] = {
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{-1.0, -1.0, 0, 1},
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{-1.0, 1.0, 0, 1},
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{ 1.0, -1.0, 0, 1},
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{ 1.0, 1.0, 0, 1},
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};
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///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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NSString* g_shadersSrc = @
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" #include <metal_stdlib>\n"
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"using namespace metal;\n"
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"struct VertexOutput {\n"
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"float4 pos [[position]];\n"
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"float2 texcoord;\n"
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"};\n"
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"vertex VertexOutput vertFunc(unsigned int vID[[vertex_id]])\n"
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"{\n"
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"VertexOutput out;\n"
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"out.pos.x = (float)(vID / 2) * 4.0 - 1.0;\n"
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"out.pos.y = (float)(vID % 2) * 4.0 - 1.0;\n"
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"out.pos.z = 0.0;\n"
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"out.pos.w = 1.0;\n"
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"out.texcoord.x = (float)(vID / 2) * 2.0;\n"
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"out.texcoord.y = 1.0 - (float)(vID % 2) * 2.0;\n"
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"return out;\n"
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"}\n"
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"struct Vertex\n"
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"{\n"
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"float4 position [[position]];\n"
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"};\n"
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"vertex VertexOutput vertFunc2(unsigned int vID[[vertex_id]], const device Vertex *pos [[buffer(0)]])\n"
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"{\n"
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"VertexOutput out;\n"
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"out.pos = pos[vID].position;\n"
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"out.texcoord.x = (float)(vID / 2);\n"
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"out.texcoord.y = 1.0 - (float)(vID % 2);\n"
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"return out;\n"
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"}\n"
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"fragment float4 fragFunc(VertexOutput input [[stage_in]],\n"
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"texture2d<half> colorTexture [[ texture(0) ]])\n"
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"{\n"
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"constexpr sampler textureSampler(mag_filter::nearest, min_filter::nearest);\n"
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// Sample the texture to obtain a color
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"const half4 colorSample = colorTexture.sample(textureSampler, input.texcoord);\n"
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// We return the color of the texture
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"return float4(colorSample);\n"
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//"return float4(input.texcoord.x, input.texcoord.y, 0.0, 1.0);\n"
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"}\n";
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#endif
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///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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#if defined(USE_METAL_API)
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static bool
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create_shaders(SWindowData_OSX *window_data_osx) {
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// Error
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NSError* nsError = 0x0;
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NSError** nsErrorPtr = &nsError;
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id<MTLLibrary> library = [g_metal_device newLibraryWithSource:g_shadersSrc
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options:[[MTLCompileOptions alloc] init]
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error:nsErrorPtr];
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// Error update
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if (nsError || !library) {
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NSLog(@"Unable to create shaders %@", nsError);
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return false;
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}
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g_library = library;
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NSLog(@"Names %@", [g_library functionNames]);
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id<MTLFunction> vertex_shader_func = [g_library newFunctionWithName:@"vertFunc2"];
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id<MTLFunction> fragment_shader_func = [g_library newFunctionWithName:@"fragFunc"];
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if (!vertex_shader_func) {
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printf("Unable to get vertFunc!\n");
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return false;
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}
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if (!fragment_shader_func) {
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printf("Unable to get fragFunc!\n");
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return false;
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}
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// Create a reusable pipeline state
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MTLRenderPipelineDescriptor *pipelineStateDescriptor = [[MTLRenderPipelineDescriptor alloc] init];
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pipelineStateDescriptor.label = @"MyPipeline";
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pipelineStateDescriptor.vertexFunction = vertex_shader_func;
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pipelineStateDescriptor.fragmentFunction = fragment_shader_func;
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pipelineStateDescriptor.colorAttachments[0].pixelFormat = 80; //bgra8Unorm;
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NSError *error = 0x0;
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window_data_osx->metal.pipeline_state = [g_metal_device newRenderPipelineStateWithDescriptor:pipelineStateDescriptor error:&error];
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if (!window_data_osx->metal.pipeline_state)
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{
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NSLog(@"Failed to created pipeline state, error %@", error);
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}
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return true;
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}
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#endif
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///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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struct mfb_window *
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mfb_open(const char *title, unsigned width, unsigned height)
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{
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return mfb_open_ex(title, width, height, 0);
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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struct mfb_window *
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mfb_open_ex(const char *title, unsigned width, unsigned height, unsigned flags)
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{
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NSAutoreleasePool* pool = [[NSAutoreleasePool alloc] init];
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init_keycodes();
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SWindowData *window_data = malloc(sizeof(SWindowData));
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memset(window_data, 0, sizeof(SWindowData));
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SWindowData_OSX *window_data_osx = malloc(sizeof(SWindowData_OSX));
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memset(window_data_osx, 0, sizeof(SWindowData_OSX));
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window_data->specific = window_data_osx;
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window_data->window_width = width;
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window_data->window_height = height;
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window_data->dst_width = width;
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window_data->dst_height = height;
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window_data->buffer_width = width;
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window_data->buffer_height = height;
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window_data->buffer_stride = width * 4;
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[NSApplication sharedApplication];
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[NSApp setActivationPolicy:NSApplicationActivationPolicyRegular];
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#if defined(USE_METAL_API)
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g_metal_device = MTLCreateSystemDefaultDevice();
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if (!g_metal_device) {
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printf("Your device/OS doesn't support Metal.");
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return 0x0;
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}
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if (!create_shaders((SWindowData_OSX *) window_data->specific)) {
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return 0x0;
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}
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#endif
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NSWindowStyleMask styles = NSWindowStyleMaskClosable | NSWindowStyleMaskTitled;
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if (flags & WF_BORDERLESS)
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styles |= NSWindowStyleMaskBorderless;
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if (flags & WF_RESIZABLE)
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styles |= NSWindowStyleMaskResizable;
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NSRect rectangle = NSMakeRect(0, 0, width, height);
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NSRect frameRect = [NSWindow frameRectForContentRect:rectangle styleMask:styles];
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window_data_osx->window = [[OSXWindow alloc] initWithContentRect:frameRect styleMask:styles backing:NSBackingStoreBuffered defer:NO windowData:window_data];
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if (!window_data_osx->window)
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return 0x0;
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#if defined(USE_METAL_API)
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window_data->draw_buffer = malloc(width * height * 4);
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if (!window_data->draw_buffer)
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return 0x0;
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// Setup command queue
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window_data_osx->metal.command_queue = [g_metal_device newCommandQueue];
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WindowViewController* viewController = [WindowViewController new];
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MTLTextureDescriptor* textureDescriptor = [[MTLTextureDescriptor alloc] init];
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// Indicate that each pixel has a blue, green, red, and alpha channel, where each channel is
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// an 8-bit unsigned normalized value (i.e. 0 maps to 0.0 and 255 maps to 1.0)
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textureDescriptor.pixelFormat = MTLPixelFormatBGRA8Unorm;
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// Set the pixel dimensions of the texture
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textureDescriptor.width = width;
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textureDescriptor.height = height;
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// Create the texture from the device by using the descriptor
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for (int i = 0; i < MaxBuffersInFlight; ++i) {
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viewController->m_texture_buffers[i] = [g_metal_device newTextureWithDescriptor:textureDescriptor];
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}
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// Used for syncing the CPU and GPU
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viewController->m_semaphore = dispatch_semaphore_create(MaxBuffersInFlight);
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viewController->m_draw_buffer = window_data->draw_buffer;
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viewController->m_width = width;
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viewController->m_height = height;
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MTKView* view = [[MTKView alloc] initWithFrame:rectangle];
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view.device = g_metal_device;
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view.delegate = viewController;
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view.autoresizingMask = NSViewWidthSizable | NSViewHeightSizable;
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[window_data_osx->window.contentView addSubview:view];
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//window_data->buffer_width = width;
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//window_data->buffer_height = height;
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//window_data->buffer_stride = width * 4;
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//[window_data->window updateSize];
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#endif
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[window_data_osx->window setTitle:[NSString stringWithUTF8String:title]];
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[window_data_osx->window setReleasedWhenClosed:NO];
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[window_data_osx->window performSelectorOnMainThread:@selector(makeKeyAndOrderFront:) withObject:nil waitUntilDone:YES];
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[window_data_osx->window setAcceptsMouseMovedEvents:YES];
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[window_data_osx->window center];
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[NSApp activateIgnoringOtherApps:YES];
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#if defined(USE_METAL_API)
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[NSApp finishLaunching];
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#endif
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mfb_set_keyboard_callback((struct mfb_window *) window_data, keyboard_default);
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#if defined(USE_METAL_API)
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NSLog(@"Window created using Metal API");
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#else
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NSLog(@"Window created using Cocoa API");
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#endif
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[pool drain];
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return (struct mfb_window *) window_data;
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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static void
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destroy_window_data(SWindowData *window_data)
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{
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if(window_data == 0x0)
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return;
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NSAutoreleasePool* pool = [[NSAutoreleasePool alloc] init];
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SWindowData_OSX *window_data_osx = (SWindowData_OSX *) window_data->specific;
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if(window_data_osx != 0x0) {
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OSXWindow *window = window_data_osx->window;
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[window removeWindowData];
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[window performClose:nil];
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memset(window_data_osx, 0, sizeof(SWindowData_OSX));
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free(window_data_osx);
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}
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memset(window_data, 0, sizeof(SWindowData));
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free(window_data);
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[pool drain];
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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static void
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update_events(SWindowData *window_data)
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{
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NSEvent* event;
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NSAutoreleasePool* pool = [[NSAutoreleasePool alloc] init];
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do
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{
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event = [NSApp nextEventMatchingMask:NSEventMaskAny untilDate:[NSDate distantPast] inMode:NSDefaultRunLoopMode dequeue:YES];
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if (event) {
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[NSApp sendEvent:event];
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}
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}
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while ((window_data->close == false) && event);
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[pool release];
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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mfb_update_state
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mfb_update(struct mfb_window *window, void *buffer)
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{
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if(window == 0x0) {
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return STATE_INVALID_WINDOW;
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}
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SWindowData *window_data = (SWindowData *) window;
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if(window_data->close) {
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destroy_window_data(window_data);
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return STATE_EXIT;
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}
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if(buffer == 0x0) {
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return STATE_INVALID_BUFFER;
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}
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#if defined(USE_METAL_API)
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memcpy(window_data->draw_buffer, buffer, window_data->buffer_width * window_data->buffer_height * 4);
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#else
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window_data->draw_buffer = buffer;
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#endif
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update_events(window_data);
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if(window_data->close == false) {
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SWindowData_OSX *window_data_osx = (SWindowData_OSX *) window_data->specific;
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[[window_data_osx->window contentView] setNeedsDisplay:YES];
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}
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return STATE_OK;
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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mfb_update_state
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mfb_update_events(struct mfb_window *window)
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{
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if(window == 0x0) {
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return STATE_INVALID_WINDOW;
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}
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SWindowData *window_data = (SWindowData *) window;
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if(window_data->close) {
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destroy_window_data(window_data);
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return STATE_EXIT;
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}
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update_events(window_data);
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if(window_data->close == false) {
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SWindowData_OSX *window_data_osx = (SWindowData_OSX *) window_data->specific;
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[[window_data_osx->window contentView] setNeedsDisplay:YES];
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}
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return STATE_OK;
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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bool
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mfb_set_viewport(struct mfb_window *window, unsigned offset_x, unsigned offset_y, unsigned width, unsigned height)
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{
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SWindowData *window_data = (SWindowData *) window;
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if(offset_x + width > window_data->window_width) {
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return false;
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}
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if(offset_y + height > window_data->window_height) {
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return false;
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}
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window_data->dst_offset_x = offset_x;
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window_data->dst_offset_y = offset_y;
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window_data->dst_width = width;
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window_data->dst_height = height;
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#if defined(USE_METAL_API)
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float x1 = ((float) offset_x / window_data->window_width) * 2.0f - 1.0f;
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float x2 = (((float) offset_x + width) / window_data->window_width) * 2.0f - 1.0f;
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float y1 = ((float) offset_y / window_data->window_height) * 2.0f - 1.0f;
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float y2 = (((float) offset_y + height) / window_data->window_height) * 2.0f - 1.0f;
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gVertices[0].x = x1;
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gVertices[0].y = y1;
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gVertices[1].x = x1;
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gVertices[1].y = y2;
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gVertices[2].x = x2;
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gVertices[2].y = y1;
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gVertices[3].x = x2;
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gVertices[3].y = y2;
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#endif
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return true;
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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extern short int g_keycodes[512];
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void
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init_keycodes()
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{
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// Clear keys
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for (unsigned int i = 0; i < sizeof(g_keycodes) / sizeof(g_keycodes[0]); ++i)
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g_keycodes[i] = 0;
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g_keycodes[0x1D] = KB_KEY_0;
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g_keycodes[0x12] = KB_KEY_1;
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g_keycodes[0x13] = KB_KEY_2;
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g_keycodes[0x14] = KB_KEY_3;
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g_keycodes[0x15] = KB_KEY_4;
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g_keycodes[0x17] = KB_KEY_5;
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g_keycodes[0x16] = KB_KEY_6;
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g_keycodes[0x1A] = KB_KEY_7;
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g_keycodes[0x1C] = KB_KEY_8;
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g_keycodes[0x19] = KB_KEY_9;
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g_keycodes[0x00] = KB_KEY_A;
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g_keycodes[0x0B] = KB_KEY_B;
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g_keycodes[0x08] = KB_KEY_C;
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g_keycodes[0x02] = KB_KEY_D;
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g_keycodes[0x0E] = KB_KEY_E;
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g_keycodes[0x03] = KB_KEY_F;
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g_keycodes[0x05] = KB_KEY_G;
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g_keycodes[0x04] = KB_KEY_H;
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g_keycodes[0x22] = KB_KEY_I;
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g_keycodes[0x26] = KB_KEY_J;
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g_keycodes[0x28] = KB_KEY_K;
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g_keycodes[0x25] = KB_KEY_L;
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g_keycodes[0x2E] = KB_KEY_M;
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g_keycodes[0x2D] = KB_KEY_N;
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g_keycodes[0x1F] = KB_KEY_O;
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g_keycodes[0x23] = KB_KEY_P;
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g_keycodes[0x0C] = KB_KEY_Q;
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g_keycodes[0x0F] = KB_KEY_R;
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g_keycodes[0x01] = KB_KEY_S;
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g_keycodes[0x11] = KB_KEY_T;
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g_keycodes[0x20] = KB_KEY_U;
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g_keycodes[0x09] = KB_KEY_V;
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g_keycodes[0x0D] = KB_KEY_W;
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g_keycodes[0x07] = KB_KEY_X;
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g_keycodes[0x10] = KB_KEY_Y;
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g_keycodes[0x06] = KB_KEY_Z;
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g_keycodes[0x27] = KB_KEY_APOSTROPHE;
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g_keycodes[0x2A] = KB_KEY_BACKSLASH;
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g_keycodes[0x2B] = KB_KEY_COMMA;
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g_keycodes[0x18] = KB_KEY_EQUAL;
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g_keycodes[0x32] = KB_KEY_GRAVE_ACCENT;
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g_keycodes[0x21] = KB_KEY_LEFT_BRACKET;
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g_keycodes[0x1B] = KB_KEY_MINUS;
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g_keycodes[0x2F] = KB_KEY_PERIOD;
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g_keycodes[0x1E] = KB_KEY_RIGHT_BRACKET;
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g_keycodes[0x29] = KB_KEY_SEMICOLON;
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g_keycodes[0x2C] = KB_KEY_SLASH;
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g_keycodes[0x0A] = KB_KEY_WORLD_1;
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g_keycodes[0x33] = KB_KEY_BACKSPACE;
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g_keycodes[0x39] = KB_KEY_CAPS_LOCK;
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g_keycodes[0x75] = KB_KEY_DELETE;
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g_keycodes[0x7D] = KB_KEY_DOWN;
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g_keycodes[0x77] = KB_KEY_END;
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g_keycodes[0x24] = KB_KEY_ENTER;
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g_keycodes[0x35] = KB_KEY_ESCAPE;
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g_keycodes[0x7A] = KB_KEY_F1;
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g_keycodes[0x78] = KB_KEY_F2;
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g_keycodes[0x63] = KB_KEY_F3;
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g_keycodes[0x76] = KB_KEY_F4;
|
|
g_keycodes[0x60] = KB_KEY_F5;
|
|
g_keycodes[0x61] = KB_KEY_F6;
|
|
g_keycodes[0x62] = KB_KEY_F7;
|
|
g_keycodes[0x64] = KB_KEY_F8;
|
|
g_keycodes[0x65] = KB_KEY_F9;
|
|
g_keycodes[0x6D] = KB_KEY_F10;
|
|
g_keycodes[0x67] = KB_KEY_F11;
|
|
g_keycodes[0x6F] = KB_KEY_F12;
|
|
g_keycodes[0x69] = KB_KEY_F13;
|
|
g_keycodes[0x6B] = KB_KEY_F14;
|
|
g_keycodes[0x71] = KB_KEY_F15;
|
|
g_keycodes[0x6A] = KB_KEY_F16;
|
|
g_keycodes[0x40] = KB_KEY_F17;
|
|
g_keycodes[0x4F] = KB_KEY_F18;
|
|
g_keycodes[0x50] = KB_KEY_F19;
|
|
g_keycodes[0x5A] = KB_KEY_F20;
|
|
g_keycodes[0x73] = KB_KEY_HOME;
|
|
g_keycodes[0x72] = KB_KEY_INSERT;
|
|
g_keycodes[0x7B] = KB_KEY_LEFT;
|
|
g_keycodes[0x3A] = KB_KEY_LEFT_ALT;
|
|
g_keycodes[0x3B] = KB_KEY_LEFT_CONTROL;
|
|
g_keycodes[0x38] = KB_KEY_LEFT_SHIFT;
|
|
g_keycodes[0x37] = KB_KEY_LEFT_SUPER;
|
|
g_keycodes[0x6E] = KB_KEY_MENU;
|
|
g_keycodes[0x47] = KB_KEY_NUM_LOCK;
|
|
g_keycodes[0x79] = KB_KEY_PAGE_DOWN;
|
|
g_keycodes[0x74] = KB_KEY_PAGE_UP;
|
|
g_keycodes[0x7C] = KB_KEY_RIGHT;
|
|
g_keycodes[0x3D] = KB_KEY_RIGHT_ALT;
|
|
g_keycodes[0x3E] = KB_KEY_RIGHT_CONTROL;
|
|
g_keycodes[0x3C] = KB_KEY_RIGHT_SHIFT;
|
|
g_keycodes[0x36] = KB_KEY_RIGHT_SUPER;
|
|
g_keycodes[0x31] = KB_KEY_SPACE;
|
|
g_keycodes[0x30] = KB_KEY_TAB;
|
|
g_keycodes[0x7E] = KB_KEY_UP;
|
|
|
|
g_keycodes[0x52] = KB_KEY_KP_0;
|
|
g_keycodes[0x53] = KB_KEY_KP_1;
|
|
g_keycodes[0x54] = KB_KEY_KP_2;
|
|
g_keycodes[0x55] = KB_KEY_KP_3;
|
|
g_keycodes[0x56] = KB_KEY_KP_4;
|
|
g_keycodes[0x57] = KB_KEY_KP_5;
|
|
g_keycodes[0x58] = KB_KEY_KP_6;
|
|
g_keycodes[0x59] = KB_KEY_KP_7;
|
|
g_keycodes[0x5B] = KB_KEY_KP_8;
|
|
g_keycodes[0x5C] = KB_KEY_KP_9;
|
|
g_keycodes[0x45] = KB_KEY_KP_ADD;
|
|
g_keycodes[0x41] = KB_KEY_KP_DECIMAL;
|
|
g_keycodes[0x4B] = KB_KEY_KP_DIVIDE;
|
|
g_keycodes[0x4C] = KB_KEY_KP_ENTER;
|
|
g_keycodes[0x51] = KB_KEY_KP_EQUAL;
|
|
g_keycodes[0x43] = KB_KEY_KP_MULTIPLY;
|
|
g_keycodes[0x4E] = KB_KEY_KP_SUBTRACT;
|
|
}
|