added TIC80 shared library (tic80.dll)

examples/sdl-renderer.c

@@ -0,0 +1,153 @@
+// MIT License
+
+// Copyright (c) 2017 Vadim Grigoruk @nesbox
+
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+// SOFTWARE.
+
+#include <stdio.h>
+#include <SDL.h>
+#include <tic80.h>
+
+int main(int argc, char **argv)
+{
+	FILE* file = fopen("cart.tic", "rb");
+
+	if(file)
+	{
+		fseek(file, 0, SEEK_END);
+		int size = ftell(file);
+		fseek(file, 0, SEEK_SET);
+
+		void* cart = SDL_malloc(size);
+		if(cart) fread(cart, size, 1, file);
+		fclose(file);
+
+		if(cart)
+		{
+			SDL_Init(SDL_INIT_VIDEO | SDL_INIT_AUDIO);
+
+			bool quit = false;
+
+			{
+				SDL_Window* window = SDL_CreateWindow("TIC-80 SDL demo", SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED, TIC80_WIDTH, TIC80_HEIGHT, SDL_WINDOW_SHOWN | SDL_WINDOW_RESIZABLE);
+				SDL_Renderer* renderer = SDL_CreateRenderer(window, -1, SDL_RENDERER_ACCELERATED | SDL_RENDERER_PRESENTVSYNC);
+				SDL_Texture* texture = SDL_CreateTexture(renderer, SDL_PIXELFORMAT_ARGB8888, SDL_TEXTUREACCESS_STREAMING, TIC80_WIDTH, TIC80_HEIGHT);
+				
+				SDL_AudioDeviceID audioDevice = 0;
+				SDL_AudioSpec audioSpec;
+				bool audioStarted = false;
+
+				{
+					SDL_AudioSpec want = 
+					{
+						.freq = 44100,
+						.format = AUDIO_S16,
+						.channels = 1,
+						.userdata = NULL,
+					};
+
+					audioDevice = SDL_OpenAudioDevice(NULL, 0, &want, &audioSpec, SDL_AUDIO_ALLOW_ANY_CHANGE);
+				}
+
+				tic80_input input = {.first.data = 0, .second.data = 0};
+
+				tic80* tic = tic80_create(audioSpec.freq);
+				tic80_load(tic, cart, size);
+				
+				if(tic)
+				{
+					while(!quit)
+					{
+						SDL_Event event;
+
+						while(SDL_PollEvent(&event))
+						{
+							switch(event.type)
+							{
+							case SDL_QUIT:
+								quit = true;
+								break;
+							}
+						}
+
+						{
+							input.first.data = input.second.data = 0;
+							const uint8_t* keyboard = SDL_GetKeyboardState(NULL);
+
+							static const SDL_Scancode Keys[] = 
+							{ 
+								SDL_SCANCODE_UP,
+								SDL_SCANCODE_DOWN,
+								SDL_SCANCODE_LEFT,
+								SDL_SCANCODE_RIGHT,
+
+								SDL_SCANCODE_Z,
+								SDL_SCANCODE_X,
+								SDL_SCANCODE_A,
+								SDL_SCANCODE_S,
+							};
+
+							for (int i = 0; i < SDL_arraysize(Keys); i++)
+							{
+								if (keyboard[Keys[i]])
+								{
+									input.first.data |= (1 << i);
+								}
+							}
+						}
+
+						tic80_tick(tic, input);
+
+						if (!audioStarted && audioDevice)
+						{
+							audioStarted = true;
+							SDL_PauseAudioDevice(audioDevice, 0);
+						}
+
+						SDL_QueueAudio(audioDevice, tic->sound.buffer, tic->sound.size);
+
+						SDL_RenderClear(renderer);
+
+						{
+							void* pixels = NULL;
+							int pitch = 0;
+							SDL_LockTexture(texture, NULL, &pixels, &pitch);
+							SDL_memcpy(pixels, tic->screen.buffer, tic->screen.size);
+							SDL_UnlockTexture(texture);
+							SDL_RenderCopy(renderer, texture, NULL, NULL);
+						}
+
+						SDL_RenderPresent(renderer);
+					}
+
+					tic80_delete(tic);
+				}
+
+				SDL_DestroyTexture(texture);
+				SDL_DestroyRenderer(renderer);
+				SDL_DestroyWindow(window);
+				SDL_CloseAudioDevice(audioDevice);
+			}
+
+			SDL_free(cart);
+		}
+	}
+
+	return 0;
+}

include/tic80/tic80.h

@@ -0,0 +1,91 @@
+// MIT License
+
+// Copyright (c) 2017 Vadim Grigoruk @nesbox
+
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+// SOFTWARE.
+
+#pragma once
+
+#include "tic80_config.h"
+#include "tic80_types.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#define TIC80_WIDTH 240
+#define TIC80_HEIGHT 136
+
+typedef struct 
+{
+	struct
+	{
+		s16* buffer;
+		s32 size;
+	} sound;
+
+	struct
+	{
+		void* buffer;
+		s32 size;
+	} screen;
+} tic80;
+
+typedef union
+{
+	struct
+	{
+		bool up:1;
+		bool down:1;
+		bool left:1;
+		bool right:1;
+		bool a:1;
+		bool b:1;
+		bool x:1;
+		bool y:1;
+	};
+
+	u8 data;
+} tic80_gamepad;
+
+typedef union
+{
+	struct
+	{
+		tic80_gamepad first;
+		tic80_gamepad second;
+	};
+
+	struct
+	{
+		u16 mouse:15;
+		u16 pressed:1;
+	};
+
+	u16 data;
+} tic80_input;
+
+TIC80_API tic80* tic80_create(s32 samplerate);
+TIC80_API void tic80_load(tic80* tic, void* cart, s32 size);
+TIC80_API void tic80_tick(tic80* tic, tic80_input input);
+TIC80_API void tic80_delete(tic80* tic);
+
+#ifdef __cplusplus
+}
+#endif

include/tic80/tic80_config.h

@@ -0,0 +1,45 @@
+// MIT License
+
+// Copyright (c) 2017 Vadim Grigoruk @nesbox
+
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+// SOFTWARE.
+
+#pragma once
+
+#if (defined(WIN32) || defined(_WIN32) || defined(__MINGW32__))
+#	undef __WINDOWS__
+#	define __WINDOWS__ 1
+#endif
+
+#if (defined(linux) || defined(__linux) || defined(__linux__))
+#	undef __LINUX__
+#	define __LINUX__   1
+#endif
+
+#ifndef TIC80_API
+#	if defined(TIC80_SHARED)
+#		if defined(__WINDOWS__)
+#			define TIC80_API __declspec(dllexport)
+#		elif defined(__LINUX__)
+#			define TIC80_API __attribute__ ((visibility("default")))
+#		endif
+#	else
+#		define TIC80_API
+#	endif
+#endif

include/tic80/tic80_types.h

@@ -0,0 +1,36 @@
+// MIT License
+
+// Copyright (c) 2017 Vadim Grigoruk @nesbox
+
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+// SOFTWARE.
+
+#pragma once
+
+#include <stdint.h>
+#include <stdbool.h>
+
+typedef uint8_t u8;
+typedef uint16_t u16;
+typedef uint32_t u32;
+typedef uint64_t u64;
+
+typedef int8_t s8;
+typedef int16_t s16;
+typedef int32_t s32;
+typedef int64_t s64;