Move font handler and platform-independent shell stuff

2025-09-22 22:45:39 +00:00 · 2020-09-12 11:52:19 -04:00
parent 4a78f10975
commit 1d3c84a473
37 changed files with 597 additions and 117 deletions
--- a/GpShell/GpMain.cpp
+++ b/GpShell/GpMain.cpp
@@ -0,0 +1,133 @@
+#include "GpMain.h"
+#include "GpAudioDriverFactory.h"
+#include "GpAudioDriverProperties.h"
+#include "GpDisplayDriverFactory.h"
+#include "GpDisplayDriverProperties.h"
+#include "GpDisplayDriverTickStatus.h"
+#include "GpFontHandlerFactory.h"
+#include "GpFontHandlerProperties.h"
+#include "GpInputDriverFactory.h"
+#include "GpInputDriverProperties.h"
+#include "GpGlobalConfig.h"
+#include "GpAppEnvironment.h"
+#include "IGpAudioDriver.h"
+#include "IGpDisplayDriver.h"
+#include "IGpInputDriver.h"
+
+#include <string.h>
+#include <stdlib.h>
+
+namespace
+{
+	GpDisplayDriverTickStatus_t TickAppEnvironment(void *context, IGpFiber *vosFiber)
+	{
+		return static_cast<GpAppEnvironment*>(context)->Tick(vosFiber);
+	}
+
+	void RenderAppEnvironment(void *context)
+	{
+		static_cast<GpAppEnvironment*>(context)->Render();
+	}
+
+	bool AdjustRequestedResolution(void *context, uint32_t &physicalWidth, uint32_t &physicalHeight, uint32_t &virtualWidth, uint32_t &virtualheight, float &pixelScaleX, float &pixelScaleY)
+	{
+		return static_cast<GpAppEnvironment*>(context)->AdjustRequestedResolution(physicalWidth, physicalHeight, virtualWidth, virtualheight, pixelScaleX, pixelScaleY);
+	}
+}
+
+int GpMain::Run()
+{
+	GpVOSEventQueue *eventQueue = new GpVOSEventQueue();
+	GpAppEnvironment *appEnvironment = new GpAppEnvironment();
+
+	GpDisplayDriverProperties ddProps;
+	memset(&ddProps, 0, sizeof(ddProps));
+
+	ddProps.m_frameTimeLockNumerator = 1;
+	ddProps.m_frameTimeLockDenominator = 60;
+
+	// +/- 1% tolerance for frame time variance
+	ddProps.m_frameTimeLockMinNumerator = 99;
+	ddProps.m_frameTimeLockMinDenominator = 6000;
+	ddProps.m_frameTimeLockMaxNumerator = 101;
+	ddProps.m_frameTimeLockMaxDenominator = 6000;
+
+	ddProps.m_tickFunc = TickAppEnvironment;
+	ddProps.m_tickFuncContext = appEnvironment;
+
+	ddProps.m_renderFunc = RenderAppEnvironment;
+	ddProps.m_renderFuncContext = appEnvironment;
+
+	ddProps.m_adjustRequestedResolutionFunc = AdjustRequestedResolution;
+	ddProps.m_adjustRequestedResolutionFuncContext = appEnvironment;
+
+	ddProps.m_type = g_gpGlobalConfig.m_displayDriverType;
+	ddProps.m_osGlobals = g_gpGlobalConfig.m_osGlobals;
+	ddProps.m_eventQueue = eventQueue;
+	ddProps.m_logger = g_gpGlobalConfig.m_logger;
+
+	GpAudioDriverProperties adProps;
+	memset(&adProps, 0, sizeof(adProps));
+
+	GpFontHandlerProperties fontProps;
+	memset(&fontProps, 0, sizeof(fontProps));
+
+	fontProps.m_type = g_gpGlobalConfig.m_fontHandlerType;
+
+	// The sample rate used in all of Glider PRO's sound is 0x56ee8ba3
+	// This appears to be the "standard" Mac sample rate, probably rounded from 244800/11.
+	adProps.m_type = g_gpGlobalConfig.m_audioDriverType;
+	adProps.m_sampleRate = (244800 * 2 + 11) / (11 * 2);
+#ifdef NDEBUG
+	adProps.m_debug = false;
+#else
+	adProps.m_debug = true;
+#endif
+	adProps.m_logger = g_gpGlobalConfig.m_logger;
+
+	IGpInputDriver **inputDrivers = static_cast<IGpInputDriver**>(malloc(sizeof(IGpInputDriver*) * g_gpGlobalConfig.m_numInputDrivers));
+
+	size_t numCreatedInputDrivers = 0;
+	if (inputDrivers)
+	{
+		for (size_t i = 0; i < g_gpGlobalConfig.m_numInputDrivers; i++)
+		{
+			GpInputDriverProperties inputProps;
+			memset(&inputProps, 0, sizeof(inputProps));
+
+			inputProps.m_type = g_gpGlobalConfig.m_inputDriverTypes[i];
+			inputProps.m_eventQueue = eventQueue;
+
+			if (IGpInputDriver *driver = GpInputDriverFactory::CreateInputDriver(inputProps))
+				inputDrivers[numCreatedInputDrivers++] = driver;
+		}
+	}
+
+	IGpDisplayDriver *displayDriver = GpDisplayDriverFactory::CreateDisplayDriver(ddProps);
+	IGpAudioDriver *audioDriver = GpAudioDriverFactory::CreateAudioDriver(adProps);
+	PortabilityLayer::HostFontHandler *fontHandler = GpFontHandlerFactory::CreateFontHandler(fontProps);
+
+	appEnvironment->Init();
+
+	appEnvironment->SetDisplayDriver(displayDriver);
+	appEnvironment->SetAudioDriver(audioDriver);
+	appEnvironment->SetInputDrivers(inputDrivers, numCreatedInputDrivers);
+	appEnvironment->SetFontHandler(fontHandler);
+	appEnvironment->SetVOSEventQueue(eventQueue);
+
+	// Start the display loop
+	displayDriver->Run();
+
+	// Clean up
+	if (inputDrivers)
+	{
+		for (size_t i = 0; i < numCreatedInputDrivers; i++)
+			inputDrivers[i]->Shutdown();
+
+		free(inputDrivers);
+	}
+
+	// GP TODO: Cleanup
+
+	return 0;
+}