Work on custom Android build

- Renamed some folders
- Added some files for testing
- Removed useless files
This commit is contained in:
Ray San
2017-09-28 17:05:43 +02:00
parent e284adcfc1
commit f5dcb51efe
25 changed files with 10545 additions and 2792 deletions

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/*******************************************************************************************
*
* raylib - Android Basic Game template
*
* <Game title>
* <Game description>
*
* This game has been created using raylib v1.2 (www.raylib.com)
* raylib is licensed under an unmodified zlib/libpng license (View raylib.h for details)
*
* Copyright (c) 2014 Ramon Santamaria (@raysan5)
*
********************************************************************************************/
#include "raylib.h"
#include "android_native_app_glue.h"
//----------------------------------------------------------------------------------
// Android Main entry point
//----------------------------------------------------------------------------------
void android_main(struct android_app *app)
{
// Initialization
//--------------------------------------------------------------------------------------
const int screenWidth = 800;
const int screenHeight = 450;
InitWindow(screenWidth, screenHeight, app);
// TODO: Initialize all required variables and load all required data here!
SetTargetFPS(60); // Not required on Android, already locked to 60 fps
//--------------------------------------------------------------------------------------
// Main game loop
while (!WindowShouldClose()) // Detect window close button or ESC key
{
// Update
//----------------------------------------------------------------------------------
// ...
//----------------------------------------------------------------------------------
// Draw
//----------------------------------------------------------------------------------
BeginDrawing();
ClearBackground(RAYWHITE);
EndDrawing();
//----------------------------------------------------------------------------------
}
// De-Initialization
//--------------------------------------------------------------------------------------
CloseWindow(); // Close window and OpenGL context
//--------------------------------------------------------------------------------------
}

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//#include <android/sensor.h> // Android sensors functions (accelerometer, gyroscope, light...)
#include <errno.h>
#include <android/log.h>
#include <android/window.h> // Defines AWINDOW_FLAG_FULLSCREEN and others
#include <android/asset_manager.h>
#include <android_native_app_glue.h> // Defines basic app state struct and manages activity
#include <EGL/egl.h> // Khronos EGL library - Native platform display device control functions
#include <GLES2/gl2.h> // Khronos OpenGL ES 2.0 library
#include <stdio.h> // Standard input / output lib
#include <stdlib.h> // Required for: malloc(), free(), rand(), atexit()
#include <stdint.h> // Required for: typedef unsigned long long int uint64_t, used by hi-res timer
#include <stdarg.h> // Required for: va_list, va_start(), vfprintf(), va_end()
#include <time.h> // Required for: time() - Android/RPI hi-res timer (NOTE: Linux only!)
#include <math.h> // Required for: tan() [Used in Begin3dMode() to set perspective]
#include <string.h> // Required for: strlen(), strrchr(), strcmp()
//#define RLGL_STANDALONE
//#include "rlgl.h" // rlgl library: OpenGL 1.1 immediate-mode style coding
#ifndef __cplusplus
// Boolean type
#if !defined(_STDBOOL_H) || !defined(__STDBOOL_H) // CLang uses second form
typedef enum { false, true } bool;
#endif
#endif
// Trace log type
typedef enum {
LOG_INFO = 0,
LOG_WARNING,
LOG_ERROR,
LOG_DEBUG,
LOG_OTHER
} LogType;
static int screenWidth;
static int screenHeight;
static struct android_app *app; // Android activity
static struct android_poll_source *source; // Android events polling source
static int ident, events; // Android ALooper_pollAll() variables
static const char *internalDataPath; // Android internal data path to write data (/data/data/<package>/files)
static bool windowReady = false; // Used to detect display initialization
static bool appEnabled = true; // Used to detec if app is active
static bool contextRebindRequired = false; // Used to know context rebind required
static EGLDisplay display; // Native display device (physical screen connection)
static EGLSurface surface; // Surface to draw on, framebuffers (connected to context)
static EGLContext context; // Graphic context, mode in which drawing can be done
static EGLConfig config; // Graphic config
static uint64_t baseTime; // Base time measure for hi-res timer
static bool windowShouldClose = false; // Flag to set window for closing
static AAssetManager *assetManager;
static void AndroidCommandCallback(struct android_app *app, int32_t cmd); // Process Android activity lifecycle commands
static int32_t AndroidInputCallback(struct android_app *app, AInputEvent *event); // Process Android inputs
static void TraceLog(int msgType, const char *text, ...);
static int android_read(void *cookie, char *buf, int size);
static int android_write(void *cookie, const char *buf, int size);
static fpos_t android_seek(void *cookie, fpos_t offset, int whence);
static int android_close(void *cookie);
static void InitWindow(int width, int height, void *state); // Initialize Android activity
static void InitGraphicsDevice(int width, int height); // Initialize graphic device
static void CloseWindow(void); // Close window and unload OpenGL context
static bool WindowShouldClose(void); // Check if KEY_ESCAPE pressed or Close icon pressed
static void BeginDrawing(void); // Setup canvas (framebuffer) to start drawing
static void EndDrawing(void); // End canvas drawing and swap buffers (double buffering)
static void SwapBuffers(void); // Copy back buffer to front buffers
static void PollInputEvents(void); // Poll all input events
//----------------------------------------------------------------------------------
// Android Main entry point
//----------------------------------------------------------------------------------
void android_main(struct android_app *app)
{
InitWindow(1280, 720, app);
while (!WindowShouldClose())
{
BeginDrawing();
EndDrawing();
}
CloseWindow();
}
// Initialize Android activity
static void InitWindow(int width, int height, void *state)
{
TraceLog(LOG_INFO, "Initializing raylib stripped");
screenWidth = width;
screenHeight = height;
app = (struct android_app *)state;
internalDataPath = app->activity->internalDataPath;
// Set desired windows flags before initializing anything
ANativeActivity_setWindowFlags(app->activity, AWINDOW_FLAG_FULLSCREEN, 0); //AWINDOW_FLAG_SCALED, AWINDOW_FLAG_DITHER
//ANativeActivity_setWindowFlags(app->activity, AWINDOW_FLAG_FORCE_NOT_FULLSCREEN, AWINDOW_FLAG_FULLSCREEN);
int orientation = AConfiguration_getOrientation(app->config);
if (orientation == ACONFIGURATION_ORIENTATION_PORT) TraceLog(LOG_INFO, "PORTRAIT window orientation");
else if (orientation == ACONFIGURATION_ORIENTATION_LAND) TraceLog(LOG_INFO, "LANDSCAPE window orientation");
// TODO: Automatic orientation doesn't seem to work
if (width <= height)
{
AConfiguration_setOrientation(app->config, ACONFIGURATION_ORIENTATION_PORT);
TraceLog(LOG_WARNING, "Window set to portraid mode");
}
else
{
AConfiguration_setOrientation(app->config, ACONFIGURATION_ORIENTATION_LAND);
TraceLog(LOG_WARNING, "Window set to landscape mode");
}
//AConfiguration_getDensity(app->config);
//AConfiguration_getKeyboard(app->config);
//AConfiguration_getScreenSize(app->config);
//AConfiguration_getScreenLong(app->config);
//state->userData = &engine;
app->onAppCmd = AndroidCommandCallback;
app->onInputEvent = AndroidInputCallback;
assetManager = app->activity->assetManager;
TraceLog(LOG_INFO, "Android app initialized successfully");
// Wait for window to be initialized (display and context)
while (!windowReady)
{
// Process events loop
while ((ident = ALooper_pollAll(0, NULL, &events,(void**)&source)) >= 0)
{
// Process this event
if (source != NULL) source->process(app, source);
// NOTE: Never close window, native activity is controlled by the system!
//if (app->destroyRequested != 0) windowShouldClose = true;
}
}
}
// Close window and unload OpenGL context
static void CloseWindow(void)
{
//rlglClose(); // De-init rlgl
// Close surface, context and display
if (display != EGL_NO_DISPLAY)
{
eglMakeCurrent(display, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT);
if (surface != EGL_NO_SURFACE)
{
eglDestroySurface(display, surface);
surface = EGL_NO_SURFACE;
}
if (context != EGL_NO_CONTEXT)
{
eglDestroyContext(display, context);
context = EGL_NO_CONTEXT;
}
eglTerminate(display);
display = EGL_NO_DISPLAY;
}
TraceLog(LOG_INFO, "Window closed successfully");
}
// Check if KEY_ESCAPE pressed or Close icon pressed
static bool WindowShouldClose(void)
{
return windowShouldClose;
}
static void InitGraphicsDevice(int width, int height)
{
screenWidth = width; // User desired width
screenHeight = height; // User desired height
EGLint samples = 0;
EGLint sampleBuffer = 0;
const EGLint framebufferAttribs[] =
{
EGL_RENDERABLE_TYPE, EGL_OPENGL_ES2_BIT, // Type of context support -> Required on RPI?
//EGL_SURFACE_TYPE, EGL_WINDOW_BIT, // Don't use it on Android!
EGL_RED_SIZE, 8, // RED color bit depth (alternative: 5)
EGL_GREEN_SIZE, 8, // GREEN color bit depth (alternative: 6)
EGL_BLUE_SIZE, 8, // BLUE color bit depth (alternative: 5)
//EGL_ALPHA_SIZE, 8, // ALPHA bit depth (required for transparent framebuffer)
//EGL_TRANSPARENT_TYPE, EGL_NONE, // Request transparent framebuffer (EGL_TRANSPARENT_RGB does not work on RPI)
EGL_DEPTH_SIZE, 16, // Depth buffer size (Required to use Depth testing!)
//EGL_STENCIL_SIZE, 8, // Stencil buffer size
EGL_SAMPLE_BUFFERS, sampleBuffer, // Activate MSAA
EGL_SAMPLES, samples, // 4x Antialiasing if activated (Free on MALI GPUs)
EGL_NONE
};
EGLint contextAttribs[] =
{
EGL_CONTEXT_CLIENT_VERSION, 2,
EGL_NONE
};
EGLint numConfigs;
// Get an EGL display connection
display = eglGetDisplay(EGL_DEFAULT_DISPLAY);
// Initialize the EGL display connection
eglInitialize(display, NULL, NULL);
// Get an appropriate EGL framebuffer configuration
eglChooseConfig(display, framebufferAttribs, &config, 1, &numConfigs);
// Set rendering API
eglBindAPI(EGL_OPENGL_ES_API);
// Create an EGL rendering context
context = eglCreateContext(display, config, EGL_NO_CONTEXT, contextAttribs);
// Create an EGL window surface
//---------------------------------------------------------------------------------
#if defined(PLATFORM_ANDROID)
EGLint displayFormat;
int displayWidth = ANativeWindow_getWidth(app->window);
int displayHeight = ANativeWindow_getHeight(app->window);
// EGL_NATIVE_VISUAL_ID is an attribute of the EGLConfig that is guaranteed to be accepted by ANativeWindow_setBuffersGeometry()
// As soon as we picked a EGLConfig, we can safely reconfigure the ANativeWindow buffers to match, using EGL_NATIVE_VISUAL_ID
eglGetConfigAttrib(display, config, EGL_NATIVE_VISUAL_ID, &displayFormat);
// At this point we need to manage render size vs screen size
// NOTE: This function use and modify global module variables: screenWidth/screenHeight and renderWidth/renderHeight and downscaleView
//SetupFramebufferSize(displayWidth, displayHeight);
//ANativeWindow_setBuffersGeometry(app->window, renderWidth, renderHeight, displayFormat);
ANativeWindow_setBuffersGeometry(app->window, 0, 0, displayFormat); // Force use of native display size
surface = eglCreateWindowSurface(display, config, app->window, NULL);
#endif // defined(PLATFORM_ANDROID)
//eglSwapInterval(display, 1);
if (eglMakeCurrent(display, surface, surface, context) == EGL_FALSE)
{
TraceLog(LOG_ERROR, "Unable to attach EGL rendering context to EGL surface");
}
else
{
// Grab the width and height of the surface
//eglQuerySurface(display, surface, EGL_WIDTH, &renderWidth);
//eglQuerySurface(display, surface, EGL_HEIGHT, &renderHeight);
TraceLog(LOG_INFO, "Display device initialized successfully");
TraceLog(LOG_INFO, "Display size: %i x %i", displayWidth, displayHeight);
}
/*
// Initialize OpenGL context (states and resources)
// NOTE: screenWidth and screenHeight not used, just stored as globals
rlglInit(screenWidth, screenHeight);
// Setup default viewport
rlViewport(0, 0, screenWidth, screenHeight);
// Initialize internal projection and modelview matrices
// NOTE: Default to orthographic projection mode with top-left corner at (0,0)
rlMatrixMode(RL_PROJECTION); // Switch to PROJECTION matrix
rlLoadIdentity(); // Reset current matrix (PROJECTION)
rlOrtho(0, screenWidth, screenHeight, 0, 0.0f, 1.0f);
rlMatrixMode(RL_MODELVIEW); // Switch back to MODELVIEW matrix
rlLoadIdentity(); // Reset current matrix (MODELVIEW)
// Clear full framebuffer (not only render area) to color
rlClearColor(245, 245, 245, 255);
*/
glClearColor(1, 0, 0, 1);
#if defined(PLATFORM_ANDROID)
windowReady = true; // IMPORTANT!
#endif
}
// Copy back buffer to front buffers
static void SwapBuffers(void)
{
#if defined(PLATFORM_ANDROID) || defined(PLATFORM_RPI)
eglSwapBuffers(display, surface);
#endif
}
#if defined(PLATFORM_ANDROID)
// Android: Process activity lifecycle commands
static void AndroidCommandCallback(struct android_app *app, int32_t cmd)
{
switch (cmd)
{
case APP_CMD_START:
{
//rendering = true;
TraceLog(LOG_INFO, "APP_CMD_START");
} break;
case APP_CMD_RESUME:
{
TraceLog(LOG_INFO, "APP_CMD_RESUME");
} break;
case APP_CMD_INIT_WINDOW:
{
TraceLog(LOG_INFO, "APP_CMD_INIT_WINDOW");
if (app->window != NULL)
{
if (contextRebindRequired)
{
// Reset screen scaling to full display size
EGLint displayFormat;
eglGetConfigAttrib(display, config, EGL_NATIVE_VISUAL_ID, &displayFormat);
ANativeWindow_setBuffersGeometry(app->window, screenWidth, screenHeight, displayFormat);
// Recreate display surface and re-attach OpenGL context
surface = eglCreateWindowSurface(display, config, app->window, NULL);
eglMakeCurrent(display, surface, surface, context);
contextRebindRequired = false;
}
else
{
// Init graphics device (display device and OpenGL context)
InitGraphicsDevice(screenWidth, screenHeight);
// TODO: GPU assets reload in case of lost focus (lost context)
// NOTE: This problem has been solved just unbinding and rebinding context from display
/*
if (assetsReloadRequired)
{
for (int i = 0; i < assetsCount; i++)
{
// TODO: Unload old asset if required
// Load texture again to pointed texture
(*textureAsset + i) = LoadTexture(assetPath[i]);
}
}
*/
// Init hi-res timer
//InitTimer(); // TODO.
}
}
} break;
case APP_CMD_GAINED_FOCUS:
{
TraceLog(LOG_INFO, "APP_CMD_GAINED_FOCUS");
appEnabled = true;
//ResumeMusicStream();
} break;
case APP_CMD_PAUSE:
{
TraceLog(LOG_INFO, "APP_CMD_PAUSE");
} break;
case APP_CMD_LOST_FOCUS:
{
//DrawFrame();
TraceLog(LOG_INFO, "APP_CMD_LOST_FOCUS");
appEnabled = false;
//PauseMusicStream();
} break;
case APP_CMD_TERM_WINDOW:
{
// Dettach OpenGL context and destroy display surface
// NOTE 1: Detaching context before destroying display surface avoids losing our resources (textures, shaders, VBOs...)
// NOTE 2: In some cases (too many context loaded), OS could unload context automatically... :(
eglMakeCurrent(display, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT);
eglDestroySurface(display, surface);
contextRebindRequired = true;
TraceLog(LOG_INFO, "APP_CMD_TERM_WINDOW");
} break;
case APP_CMD_SAVE_STATE:
{
TraceLog(LOG_INFO, "APP_CMD_SAVE_STATE");
} break;
case APP_CMD_STOP:
{
TraceLog(LOG_INFO, "APP_CMD_STOP");
} break;
case APP_CMD_DESTROY:
{
// TODO: Finish activity?
//ANativeActivity_finish(app->activity);
TraceLog(LOG_INFO, "APP_CMD_DESTROY");
} break;
case APP_CMD_CONFIG_CHANGED:
{
//AConfiguration_fromAssetManager(app->config, app->activity->assetManager);
//print_cur_config(app);
// Check screen orientation here!
TraceLog(LOG_INFO, "APP_CMD_CONFIG_CHANGED");
} break;
default: break;
}
}
// Android: Get input events
static int32_t AndroidInputCallback(struct android_app *app, AInputEvent *event)
{
//http://developer.android.com/ndk/reference/index.html
int type = AInputEvent_getType(event);
if (type == AINPUT_EVENT_TYPE_MOTION)
{
/*
// Get first touch position
touchPosition[0].x = AMotionEvent_getX(event, 0);
touchPosition[0].y = AMotionEvent_getY(event, 0);
// Get second touch position
touchPosition[1].x = AMotionEvent_getX(event, 1);
touchPosition[1].y = AMotionEvent_getY(event, 1);
*/
}
else if (type == AINPUT_EVENT_TYPE_KEY)
{
int32_t keycode = AKeyEvent_getKeyCode(event);
//int32_t AKeyEvent_getMetaState(event);
// Save current button and its state
// NOTE: Android key action is 0 for down and 1 for up
if (AKeyEvent_getAction(event) == 0)
{
//currentKeyState[keycode] = 1; // Key down
//lastKeyPressed = keycode;
}
//else currentKeyState[keycode] = 0; // Key up
if (keycode == AKEYCODE_POWER)
{
// Let the OS handle input to avoid app stuck. Behaviour: CMD_PAUSE -> CMD_SAVE_STATE -> CMD_STOP -> CMD_CONFIG_CHANGED -> CMD_LOST_FOCUS
// Resuming Behaviour: CMD_START -> CMD_RESUME -> CMD_CONFIG_CHANGED -> CMD_CONFIG_CHANGED -> CMD_GAINED_FOCUS
// It seems like locking mobile, screen size (CMD_CONFIG_CHANGED) is affected.
// NOTE: AndroidManifest.xml must have <activity android:configChanges="orientation|keyboardHidden|screenSize" >
// Before that change, activity was calling CMD_TERM_WINDOW and CMD_DESTROY when locking mobile, so that was not a normal behaviour
return 0;
}
else if ((keycode == AKEYCODE_BACK) || (keycode == AKEYCODE_MENU))
{
// Eat BACK_BUTTON and AKEYCODE_MENU, just do nothing... and don't let to be handled by OS!
return 1;
}
else if ((keycode == AKEYCODE_VOLUME_UP) || (keycode == AKEYCODE_VOLUME_DOWN))
{
// Set default OS behaviour
return 0;
}
}
int32_t action = AMotionEvent_getAction(event);
unsigned int flags = action & AMOTION_EVENT_ACTION_MASK;
/*
GestureEvent gestureEvent;
// Register touch actions
if (flags == AMOTION_EVENT_ACTION_DOWN) gestureEvent.touchAction = TOUCH_DOWN;
else if (flags == AMOTION_EVENT_ACTION_UP) gestureEvent.touchAction = TOUCH_UP;
else if (flags == AMOTION_EVENT_ACTION_MOVE) gestureEvent.touchAction = TOUCH_MOVE;
// Register touch points count
gestureEvent.pointCount = AMotionEvent_getPointerCount(event);
// Register touch points id
gestureEvent.pointerId[0] = AMotionEvent_getPointerId(event, 0);
gestureEvent.pointerId[1] = AMotionEvent_getPointerId(event, 1);
// Register touch points position
// NOTE: Only two points registered
gestureEvent.position[0] = (Vector2){ AMotionEvent_getX(event, 0), AMotionEvent_getY(event, 0) };
gestureEvent.position[1] = (Vector2){ AMotionEvent_getX(event, 1), AMotionEvent_getY(event, 1) };
// Normalize gestureEvent.position[x] for screenWidth and screenHeight
gestureEvent.position[0].x /= (float)GetScreenWidth();
gestureEvent.position[0].y /= (float)GetScreenHeight();
gestureEvent.position[1].x /= (float)GetScreenWidth();
gestureEvent.position[1].y /= (float)GetScreenHeight();
// Gesture data is sent to gestures system for processing
ProcessGestureEvent(gestureEvent);
*/
return 0; // return 1;
}
#endif
#if defined(PLATFORM_ANDROID)
/*
// Initialize asset manager from android app
void InitAssetManager(AAssetManager *manager)
{
assetManager = manager;
}
// Replacement for fopen
FILE *android_fopen(const char *fileName, const char *mode)
{
if (mode[0] == 'w') return NULL;
AAsset *asset = AAssetManager_open(assetManager, fileName, 0);
if (!asset) return NULL;
return funopen(asset, android_read, android_write, android_seek, android_close);
}
*/
#endif
//----------------------------------------------------------------------------------
// Module specific Functions Definition
//----------------------------------------------------------------------------------
#if defined(PLATFORM_ANDROID)
static int android_read(void *cookie, char *buf, int size)
{
return AAsset_read((AAsset *)cookie, buf, size);
}
static int android_write(void *cookie, const char *buf, int size)
{
TraceLog(LOG_ERROR, "Can't provide write access to the APK");
return EACCES;
}
static fpos_t android_seek(void *cookie, fpos_t offset, int whence)
{
return AAsset_seek((AAsset *)cookie, offset, whence);
}
static int android_close(void *cookie)
{
AAsset_close((AAsset *)cookie);
return 0;
}
#endif
// Show trace log messages (LOG_INFO, LOG_WARNING, LOG_ERROR, LOG_DEBUG)
static void TraceLog(int msgType, const char *text, ...)
{
static char buffer[128];
int traceDebugMsgs = 0;
#if defined(SUPPORT_TRACELOG_DEBUG)
traceDebugMsgs = 1;
#endif
switch(msgType)
{
case LOG_INFO: strcpy(buffer, "INFO: "); break;
case LOG_ERROR: strcpy(buffer, "ERROR: "); break;
case LOG_WARNING: strcpy(buffer, "WARNING: "); break;
case LOG_DEBUG: strcpy(buffer, "DEBUG: "); break;
default: break;
}
strcat(buffer, text);
strcat(buffer, "\n");
va_list args;
va_start(args, text);
#if defined(PLATFORM_ANDROID)
switch(msgType)
{
case LOG_INFO: __android_log_vprint(ANDROID_LOG_INFO, "raylib", buffer, args); break;
case LOG_ERROR: __android_log_vprint(ANDROID_LOG_ERROR, "raylib", buffer, args); break;
case LOG_WARNING: __android_log_vprint(ANDROID_LOG_WARN, "raylib", buffer, args); break;
case LOG_DEBUG: if (traceDebugMsgs) __android_log_vprint(ANDROID_LOG_DEBUG, "raylib", buffer, args); break;
default: break;
}
#else
if ((msgType != LOG_DEBUG) || ((msgType == LOG_DEBUG) && (traceDebugMsgs))) vprintf(buffer, args);
#endif
va_end(args);
if (msgType == LOG_ERROR) exit(1); // If LOG_ERROR message, exit program
}
// Setup canvas (framebuffer) to start drawing
static void BeginDrawing(void)
{
/*
currentTime = GetTime(); // Number of elapsed seconds since InitTimer() was called
updateTime = currentTime - previousTime;
previousTime = currentTime;
*/
//rlClearScreenBuffers(); // Clear current framebuffers
//rlLoadIdentity(); // Reset current matrix (MODELVIEW)
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
}
// End canvas drawing and swap buffers (double buffering)
static void EndDrawing(void)
{
//rlglDraw(); // Draw Buffers (Only OpenGL 3+ and ES2)
SwapBuffers(); // Copy back buffer to front buffer
PollInputEvents(); // Poll user events
/*
// Frame time control system
currentTime = GetTime();
drawTime = currentTime - previousTime;
previousTime = currentTime;
frameTime = updateTime + drawTime;
// Wait for some milliseconds...
if (frameTime < targetTime)
{
Wait((targetTime - frameTime)*1000.0f);
currentTime = GetTime();
double extraTime = currentTime - previousTime;
previousTime = currentTime;
frameTime += extraTime;
}
*/
}
// Poll (store) all input events
static void PollInputEvents(void)
{
// Reset last key pressed registered
//lastKeyPressed = -1;
#if defined(PLATFORM_ANDROID)
// Register previous keys states
// NOTE: Android supports up to 260 keys
//for (int i = 0; i < 260; i++) previousKeyState[i] = currentKeyState[i];
// Poll Events (registered events)
// NOTE: Activity is paused if not enabled (appEnabled)
while ((ident = ALooper_pollAll(appEnabled ? 0 : -1, NULL, &events,(void**)&source)) >= 0)
{
// Process this event
if (source != NULL) source->process(app, source);
// NOTE: Never close window, native activity is controlled by the system!
if (app->destroyRequested != 0)
{
//TraceLog(LOG_INFO, "Closing Window...");
//windowShouldClose = true;
//ANativeActivity_finish(app->activity);
}
}
#endif
}

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/**********************************************************************************************
*
* rlgl - raylib OpenGL abstraction layer
*
* rlgl is a wrapper for multiple OpenGL versions (1.1, 2.1, 3.3 Core, ES 2.0) to
* pseudo-OpenGL 1.1 style functions (rlVertex, rlTranslate, rlRotate...).
*
* When chosing an OpenGL version greater than OpenGL 1.1, rlgl stores vertex data on internal
* VBO buffers (and VAOs if available). It requires calling 3 functions:
* rlglInit() - Initialize internal buffers and auxiliar resources
* rlglDraw() - Process internal buffers and send required draw calls
* rlglClose() - De-initialize internal buffers data and other auxiliar resources
*
* CONFIGURATION:
*
* #define GRAPHICS_API_OPENGL_11
* #define GRAPHICS_API_OPENGL_21
* #define GRAPHICS_API_OPENGL_33
* #define GRAPHICS_API_OPENGL_ES2
* Use selected OpenGL graphics backend, should be supported by platform
* Those preprocessor defines are only used on rlgl module, if OpenGL version is
* required by any other module, use rlGetVersion() tocheck it
*
* #define RLGL_STANDALONE
* Use rlgl as standalone library (no raylib dependency)
*
* #define SUPPORT_VR_SIMULATION / SUPPORT_STEREO_RENDERING
* Support VR simulation functionality (stereo rendering)
*
* #define SUPPORT_SHADER_DISTORTION
* Include stereo rendering distortion shader (shader_distortion.h)
*
* DEPENDENCIES:
* raymath - 3D math functionality (Vector3, Matrix, Quaternion)
* GLAD - OpenGL extensions loading (OpenGL 3.3 Core only)
*
*
* LICENSE: zlib/libpng
*
* Copyright (c) 2014-2017 Ramon Santamaria (@raysan5)
*
* This software is provided "as-is", without any express or implied warranty. In no event
* will the authors be held liable for any damages arising from the use of this software.
*
* Permission is granted to anyone to use this software for any purpose, including commercial
* applications, and to alter it and redistribute it freely, subject to the following restrictions:
*
* 1. The origin of this software must not be misrepresented; you must not claim that you
* wrote the original software. If you use this software in a product, an acknowledgment
* in the product documentation would be appreciated but is not required.
*
* 2. Altered source versions must be plainly marked as such, and must not be misrepresented
* as being the original software.
*
* 3. This notice may not be removed or altered from any source distribution.
*
**********************************************************************************************/
#ifndef RLGL_H
#define RLGL_H
#if defined(RLGL_STANDALONE)
#define RAYMATH_STANDALONE
#else
#include "raylib.h" // Required for: Model, Shader, Texture2D, TraceLog()
#endif
#include "raymath.h" // Required for: Vector3, Matrix
// Security check in case no GRAPHICS_API_OPENGL_* defined
#if !defined(GRAPHICS_API_OPENGL_11) && !defined(GRAPHICS_API_OPENGL_21) && !defined(GRAPHICS_API_OPENGL_33) && !defined(GRAPHICS_API_OPENGL_ES2)
#define GRAPHICS_API_OPENGL_11
#endif
// Security check in case multiple GRAPHICS_API_OPENGL_* defined
#if defined(GRAPHICS_API_OPENGL_11)
#if defined(GRAPHICS_API_OPENGL_21)
#undef GRAPHICS_API_OPENGL_21
#endif
#if defined(GRAPHICS_API_OPENGL_33)
#undef GRAPHICS_API_OPENGL_33
#endif
#if defined(GRAPHICS_API_OPENGL_ES2)
#undef GRAPHICS_API_OPENGL_ES2
#endif
#endif
#if defined(GRAPHICS_API_OPENGL_21)
#define GRAPHICS_API_OPENGL_33
#endif
//----------------------------------------------------------------------------------
// Defines and Macros
//----------------------------------------------------------------------------------
#if defined(GRAPHICS_API_OPENGL_11) || defined(GRAPHICS_API_OPENGL_33)
// NOTE: This is the maximum amount of lines, triangles and quads per frame, be careful!
#define MAX_LINES_BATCH 8192
#define MAX_TRIANGLES_BATCH 4096
#define MAX_QUADS_BATCH 8192
#elif defined(GRAPHICS_API_OPENGL_ES2)
// NOTE: Reduce memory sizes for embedded systems (RPI and HTML5)
// NOTE: On HTML5 (emscripten) this is allocated on heap, by default it's only 16MB!...just take care...
#define MAX_LINES_BATCH 1024 // Critical for wire shapes (sphere)
#define MAX_TRIANGLES_BATCH 2048 // Critical for some shapes (sphere)
#define MAX_QUADS_BATCH 1024 // Be careful with text, every letter maps a quad
#endif
// Texture parameters (equivalent to OpenGL defines)
#define RL_TEXTURE_WRAP_S 0x2802 // GL_TEXTURE_WRAP_S
#define RL_TEXTURE_WRAP_T 0x2803 // GL_TEXTURE_WRAP_T
#define RL_TEXTURE_MAG_FILTER 0x2800 // GL_TEXTURE_MAG_FILTER
#define RL_TEXTURE_MIN_FILTER 0x2801 // GL_TEXTURE_MIN_FILTER
#define RL_TEXTURE_ANISOTROPIC_FILTER 0x3000 // Anisotropic filter (custom identifier)
#define RL_FILTER_NEAREST 0x2600 // GL_NEAREST
#define RL_FILTER_LINEAR 0x2601 // GL_LINEAR
#define RL_FILTER_MIP_NEAREST 0x2700 // GL_NEAREST_MIPMAP_NEAREST
#define RL_FILTER_NEAREST_MIP_LINEAR 0x2702 // GL_NEAREST_MIPMAP_LINEAR
#define RL_FILTER_LINEAR_MIP_NEAREST 0x2701 // GL_LINEAR_MIPMAP_NEAREST
#define RL_FILTER_MIP_LINEAR 0x2703 // GL_LINEAR_MIPMAP_LINEAR
#define RL_WRAP_REPEAT 0x2901 // GL_REPEAT
#define RL_WRAP_CLAMP 0x812F // GL_CLAMP_TO_EDGE
#define RL_WRAP_CLAMP_MIRROR 0x8742 // GL_MIRROR_CLAMP_EXT
// Matrix modes (equivalent to OpenGL)
#define RL_MODELVIEW 0x1700 // GL_MODELVIEW
#define RL_PROJECTION 0x1701 // GL_PROJECTION
#define RL_TEXTURE 0x1702 // GL_TEXTURE
// Primitive assembly draw modes
#define RL_LINES 0x0001 // GL_LINES
#define RL_TRIANGLES 0x0004 // GL_TRIANGLES
#define RL_QUADS 0x0007 // GL_QUADS
//----------------------------------------------------------------------------------
// Types and Structures Definition
//----------------------------------------------------------------------------------
typedef enum { OPENGL_11 = 1, OPENGL_21, OPENGL_33, OPENGL_ES_20 } GlVersion;
typedef unsigned char byte;
#if defined(RLGL_STANDALONE)
#ifndef __cplusplus
// Boolean type
typedef enum { false, true } bool;
#endif
// Shader location point type
typedef enum {
LOC_VERTEX_POSITION = 0,
LOC_VERTEX_TEXCOORD01,
LOC_VERTEX_TEXCOORD02,
LOC_VERTEX_NORMAL,
LOC_VERTEX_TANGENT,
LOC_VERTEX_COLOR,
LOC_MATRIX_MVP,
LOC_MATRIX_MODEL,
LOC_MATRIX_VIEW,
LOC_MATRIX_PROJECTION,
LOC_VECTOR_VIEW,
LOC_COLOR_DIFFUSE,
LOC_COLOR_SPECULAR,
LOC_COLOR_AMBIENT,
LOC_MAP_ALBEDO, // LOC_MAP_DIFFUSE
LOC_MAP_METALNESS, // LOC_MAP_SPECULAR
LOC_MAP_NORMAL,
LOC_MAP_ROUGHNESS,
LOC_MAP_OCCUSION,
LOC_MAP_EMISSION,
LOC_MAP_HEIGHT,
LOC_MAP_CUBEMAP,
LOC_MAP_IRRADIANCE,
LOC_MAP_PREFILTER,
LOC_MAP_BRDF
} ShaderLocationIndex;
#define LOC_MAP_DIFFUSE LOC_MAP_ALBEDO
#define LOC_MAP_SPECULAR LOC_MAP_METALNESS
// Material map type
typedef enum {
MAP_ALBEDO = 0, // MAP_DIFFUSE
MAP_METALNESS = 1, // MAP_SPECULAR
MAP_NORMAL = 2,
MAP_ROUGHNESS = 3,
MAP_OCCLUSION,
MAP_EMISSION,
MAP_HEIGHT,
MAP_CUBEMAP, // NOTE: Uses GL_TEXTURE_CUBE_MAP
MAP_IRRADIANCE, // NOTE: Uses GL_TEXTURE_CUBE_MAP
MAP_PREFILTER, // NOTE: Uses GL_TEXTURE_CUBE_MAP
MAP_BRDF
} TexmapIndex;
#define MAP_DIFFUSE MAP_ALBEDO
#define MAP_SPECULAR MAP_METALNESS
// Color type, RGBA (32bit)
typedef struct Color {
unsigned char r;
unsigned char g;
unsigned char b;
unsigned char a;
} Color;
// Texture2D type
// NOTE: Data stored in GPU memory
typedef struct Texture2D {
unsigned int id; // OpenGL texture id
int width; // Texture base width
int height; // Texture base height
int mipmaps; // Mipmap levels, 1 by default
int format; // Data format (TextureFormat)
} Texture2D;
// RenderTexture2D type, for texture rendering
typedef struct RenderTexture2D {
unsigned int id; // Render texture (fbo) id
Texture2D texture; // Color buffer attachment texture
Texture2D depth; // Depth buffer attachment texture
} RenderTexture2D;
// Vertex data definning a mesh
typedef struct Mesh {
int vertexCount; // number of vertices stored in arrays
int triangleCount; // number of triangles stored (indexed or not)
float *vertices; // vertex position (XYZ - 3 components per vertex) (shader-location = 0)
float *texcoords; // vertex texture coordinates (UV - 2 components per vertex) (shader-location = 1)
float *texcoords2; // vertex second texture coordinates (useful for lightmaps) (shader-location = 5)
float *normals; // vertex normals (XYZ - 3 components per vertex) (shader-location = 2)
float *tangents; // vertex tangents (XYZ - 3 components per vertex) (shader-location = 4)
unsigned char *colors; // vertex colors (RGBA - 4 components per vertex) (shader-location = 3)
unsigned short *indices;// vertex indices (in case vertex data comes indexed)
unsigned int vaoId; // OpenGL Vertex Array Object id
unsigned int vboId[7]; // OpenGL Vertex Buffer Objects id (7 types of vertex data)
} Mesh;
// Shader and material limits
#define MAX_SHADER_LOCATIONS 32
#define MAX_MATERIAL_MAPS 12
// Shader type (generic)
typedef struct Shader {
unsigned int id; // Shader program id
int locs[MAX_SHADER_LOCATIONS]; // Shader locations array
} Shader;
// Material texture map
typedef struct MaterialMap {
Texture2D texture; // Material map texture
Color color; // Material map color
float value; // Material map value
} MaterialMap;
// Material type (generic)
typedef struct Material {
Shader shader; // Material shader
MaterialMap maps[MAX_MATERIAL_MAPS]; // Material maps
float *params; // Material generic parameters (if required)
} Material;
// Camera type, defines a camera position/orientation in 3d space
typedef struct Camera {
Vector3 position; // Camera position
Vector3 target; // Camera target it looks-at
Vector3 up; // Camera up vector (rotation over its axis)
float fovy; // Camera field-of-view apperture in Y (degrees)
} Camera;
// TraceLog message types
typedef enum {
LOG_INFO = 0,
LOG_ERROR,
LOG_WARNING,
LOG_DEBUG,
LOG_OTHER
} TraceLogType;
// Texture formats (support depends on OpenGL version)
typedef enum {
UNCOMPRESSED_GRAYSCALE = 1, // 8 bit per pixel (no alpha)
UNCOMPRESSED_GRAY_ALPHA,
UNCOMPRESSED_R5G6B5, // 16 bpp
UNCOMPRESSED_R8G8B8, // 24 bpp
UNCOMPRESSED_R5G5B5A1, // 16 bpp (1 bit alpha)
UNCOMPRESSED_R4G4B4A4, // 16 bpp (4 bit alpha)
UNCOMPRESSED_R8G8B8A8, // 32 bpp
UNCOMPRESSED_R32G32B32, // 32 bit per channel (float) - HDR
COMPRESSED_DXT1_RGB, // 4 bpp (no alpha)
COMPRESSED_DXT1_RGBA, // 4 bpp (1 bit alpha)
COMPRESSED_DXT3_RGBA, // 8 bpp
COMPRESSED_DXT5_RGBA, // 8 bpp
COMPRESSED_ETC1_RGB, // 4 bpp
COMPRESSED_ETC2_RGB, // 4 bpp
COMPRESSED_ETC2_EAC_RGBA, // 8 bpp
COMPRESSED_PVRT_RGB, // 4 bpp
COMPRESSED_PVRT_RGBA, // 4 bpp
COMPRESSED_ASTC_4x4_RGBA, // 8 bpp
COMPRESSED_ASTC_8x8_RGBA // 2 bpp
} TextureFormat;
// Texture parameters: filter mode
// NOTE 1: Filtering considers mipmaps if available in the texture
// NOTE 2: Filter is accordingly set for minification and magnification
typedef enum {
FILTER_POINT = 0, // No filter, just pixel aproximation
FILTER_BILINEAR, // Linear filtering
FILTER_TRILINEAR, // Trilinear filtering (linear with mipmaps)
FILTER_ANISOTROPIC_4X, // Anisotropic filtering 4x
FILTER_ANISOTROPIC_8X, // Anisotropic filtering 8x
FILTER_ANISOTROPIC_16X, // Anisotropic filtering 16x
} TextureFilterMode;
// Texture parameters: wrap mode
typedef enum {
WRAP_REPEAT = 0,
WRAP_CLAMP,
WRAP_MIRROR
} TextureWrapMode;
// Color blending modes (pre-defined)
typedef enum {
BLEND_ALPHA = 0,
BLEND_ADDITIVE,
BLEND_MULTIPLIED
} BlendMode;
// VR Head Mounted Display devices
typedef enum {
HMD_DEFAULT_DEVICE = 0,
HMD_OCULUS_RIFT_DK2,
HMD_OCULUS_RIFT_CV1,
HMD_VALVE_HTC_VIVE,
HMD_SAMSUNG_GEAR_VR,
HMD_GOOGLE_CARDBOARD,
HMD_SONY_PLAYSTATION_VR,
HMD_RAZER_OSVR,
HMD_FOVE_VR,
} VrDevice;
#endif
#ifdef __cplusplus
extern "C" { // Prevents name mangling of functions
#endif
//------------------------------------------------------------------------------------
// Functions Declaration - Matrix operations
//------------------------------------------------------------------------------------
void rlMatrixMode(int mode); // Choose the current matrix to be transformed
void rlPushMatrix(void); // Push the current matrix to stack
void rlPopMatrix(void); // Pop lattest inserted matrix from stack
void rlLoadIdentity(void); // Reset current matrix to identity matrix
void rlTranslatef(float x, float y, float z); // Multiply the current matrix by a translation matrix
void rlRotatef(float angleDeg, float x, float y, float z); // Multiply the current matrix by a rotation matrix
void rlScalef(float x, float y, float z); // Multiply the current matrix by a scaling matrix
void rlMultMatrixf(float *matf); // Multiply the current matrix by another matrix
void rlFrustum(double left, double right, double bottom, double top, double near, double far);
void rlOrtho(double left, double right, double bottom, double top, double near, double far);
void rlViewport(int x, int y, int width, int height); // Set the viewport area
//------------------------------------------------------------------------------------
// Functions Declaration - Vertex level operations
//------------------------------------------------------------------------------------
void rlBegin(int mode); // Initialize drawing mode (how to organize vertex)
void rlEnd(void); // Finish vertex providing
void rlVertex2i(int x, int y); // Define one vertex (position) - 2 int
void rlVertex2f(float x, float y); // Define one vertex (position) - 2 float
void rlVertex3f(float x, float y, float z); // Define one vertex (position) - 3 float
void rlTexCoord2f(float x, float y); // Define one vertex (texture coordinate) - 2 float
void rlNormal3f(float x, float y, float z); // Define one vertex (normal) - 3 float
void rlColor4ub(byte r, byte g, byte b, byte a); // Define one vertex (color) - 4 byte
void rlColor3f(float x, float y, float z); // Define one vertex (color) - 3 float
void rlColor4f(float x, float y, float z, float w); // Define one vertex (color) - 4 float
//------------------------------------------------------------------------------------
// Functions Declaration - OpenGL equivalent functions (common to 1.1, 3.3+, ES2)
// NOTE: This functions are used to completely abstract raylib code from OpenGL layer
//------------------------------------------------------------------------------------
void rlEnableTexture(unsigned int id); // Enable texture usage
void rlDisableTexture(void); // Disable texture usage
void rlTextureParameters(unsigned int id, int param, int value); // Set texture parameters (filter, wrap)
void rlEnableRenderTexture(unsigned int id); // Enable render texture (fbo)
void rlDisableRenderTexture(void); // Disable render texture (fbo), return to default framebuffer
void rlEnableDepthTest(void); // Enable depth test
void rlDisableDepthTest(void); // Disable depth test
void rlEnableWireMode(void); // Enable wire mode
void rlDisableWireMode(void); // Disable wire mode
void rlDeleteTextures(unsigned int id); // Delete OpenGL texture from GPU
void rlDeleteRenderTextures(RenderTexture2D target); // Delete render textures (fbo) from GPU
void rlDeleteShader(unsigned int id); // Delete OpenGL shader program from GPU
void rlDeleteVertexArrays(unsigned int id); // Unload vertex data (VAO) from GPU memory
void rlDeleteBuffers(unsigned int id); // Unload vertex data (VBO) from GPU memory
void rlClearColor(byte r, byte g, byte b, byte a); // Clear color buffer with color
void rlClearScreenBuffers(void); // Clear used screen buffers (color and depth)
//------------------------------------------------------------------------------------
// Functions Declaration - rlgl functionality
//------------------------------------------------------------------------------------
void rlglInit(int width, int height); // Initialize rlgl (buffers, shaders, textures, states)
void rlglClose(void); // De-inititialize rlgl (buffers, shaders, textures)
void rlglDraw(void); // Update and Draw default buffers (lines, triangles, quads)
int rlGetVersion(void); // Returns current OpenGL version
void rlLoadExtensions(void *loader); // Load OpenGL extensions
Vector3 rlUnproject(Vector3 source, Matrix proj, Matrix view); // Get world coordinates from screen coordinates
// Textures data management
unsigned int rlLoadTexture(void *data, int width, int height, int format, int mipmapCount); // Load texture in GPU
void rlUpdateTexture(unsigned int id, int width, int height, int format, const void *data); // Update GPU texture with new data
void rlUnloadTexture(unsigned int id);
void rlGenerateMipmaps(Texture2D *texture); // Generate mipmap data for selected texture
void *rlReadTexturePixels(Texture2D texture); // Read texture pixel data
unsigned char *rlReadScreenPixels(int width, int height); // Read screen pixel data (color buffer)
RenderTexture2D rlLoadRenderTexture(int width, int height); // Load a texture to be used for rendering (fbo with color and depth attachments)
// Vertex data management
void rlLoadMesh(Mesh *mesh, bool dynamic); // Upload vertex data into GPU and provided VAO/VBO ids
void rlUpdateMesh(Mesh mesh, int buffer, int numVertex); // Update vertex data on GPU (upload new data to one buffer)
void rlDrawMesh(Mesh mesh, Material material, Matrix transform); // Draw a 3d mesh with material and transform
void rlUnloadMesh(Mesh *mesh); // Unload mesh data from CPU and GPU
// NOTE: There is a set of shader related functions that are available to end user,
// to avoid creating function wrappers through core module, they have been directly declared in raylib.h
#if defined(RLGL_STANDALONE)
//------------------------------------------------------------------------------------
// Shaders System Functions (Module: rlgl)
// NOTE: This functions are useless when using OpenGL 1.1
//------------------------------------------------------------------------------------
Shader LoadShader(char *vsFileName, char *fsFileName); // Load a custom shader and bind default locations
void UnloadShader(Shader shader); // Unload a custom shader from memory
Shader GetShaderDefault(void); // Get default shader
Texture2D GetTextureDefault(void); // Get default texture
// Shader configuration functions
int GetShaderLocation(Shader shader, const char *uniformName); // Get shader uniform location
void SetShaderValue(Shader shader, int uniformLoc, float *value, int size); // Set shader uniform value (float)
void SetShaderValuei(Shader shader, int uniformLoc, int *value, int size); // Set shader uniform value (int)
void SetShaderValueMatrix(Shader shader, int uniformLoc, Matrix mat); // Set shader uniform value (matrix 4x4)
void SetMatrixProjection(Matrix proj); // Set a custom projection matrix (replaces internal projection matrix)
void SetMatrixModelview(Matrix view); // Set a custom modelview matrix (replaces internal modelview matrix)
// Texture maps generation (PBR)
// NOTE: Required shaders should be provided
Texture2D GenTextureCubemap(Shader shader, Texture2D skyHDR, int size); // Generate cubemap texture from HDR texture
Texture2D GenTextureIrradiance(Shader shader, Texture2D cubemap, int size); // Generate irradiance texture using cubemap data
Texture2D GenTexturePrefilter(Shader shader, Texture2D cubemap, int size); // Generate prefilter texture using cubemap data
Texture2D GenTextureBRDF(Shader shader, Texture2D cubemap, int size); // Generate BRDF texture using cubemap data
// Shading and blending
void BeginShaderMode(Shader shader); // Begin custom shader drawing
void EndShaderMode(void); // End custom shader drawing (use default shader)
void BeginBlendMode(int mode); // Begin blending mode (alpha, additive, multiplied)
void EndBlendMode(void); // End blending mode (reset to default: alpha blending)
// VR simulator functionality
void InitVrSimulator(int vrDevice); // Init VR simulator for selected device
void CloseVrSimulator(void); // Close VR simulator for current device
void UpdateVrTracking(Camera *camera); // Update VR tracking (position and orientation) and camera
void ToggleVrMode(void); // Enable/Disable VR experience (device or simulator)
void BeginVrDrawing(void); // Begin VR stereo rendering
void EndVrDrawing(void); // End VR stereo rendering
void TraceLog(int msgType, const char *text, ...); // Show trace log messages (LOG_INFO, LOG_WARNING, LOG_ERROR, LOG_DEBUG)
#endif
#ifdef __cplusplus
}
#endif
#endif // RLGL_H

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/**********************************************************************************************
*
* raylib.utils - Some common utility functions
*
* CONFIGURATION:
*
* #define SUPPORT_SAVE_PNG (defined by default)
* Support saving image data as PNG fileformat
* NOTE: Requires stb_image_write library
*
* #define SUPPORT_SAVE_BMP
* Support saving image data as BMP fileformat
* NOTE: Requires stb_image_write library
*
* #define SUPPORT_TRACELOG
* Show TraceLog() output messages
* NOTE: By default LOG_DEBUG traces not shown
*
* #define SUPPORT_TRACELOG_DEBUG
* Show TraceLog() LOG_DEBUG messages
*
* DEPENDENCIES:
* stb_image_write - BMP/PNG writting functions
*
*
* LICENSE: zlib/libpng
*
* Copyright (c) 2014-2017 Ramon Santamaria (@raysan5)
*
* This software is provided "as-is", without any express or implied warranty. In no event
* will the authors be held liable for any damages arising from the use of this software.
*
* Permission is granted to anyone to use this software for any purpose, including commercial
* applications, and to alter it and redistribute it freely, subject to the following restrictions:
*
* 1. The origin of this software must not be misrepresented; you must not claim that you
* wrote the original software. If you use this software in a product, an acknowledgment
* in the product documentation would be appreciated but is not required.
*
* 2. Altered source versions must be plainly marked as such, and must not be misrepresented
* as being the original software.
*
* 3. This notice may not be removed or altered from any source distribution.
*
**********************************************************************************************/
#define SUPPORT_TRACELOG // Output tracelog messages
//#define SUPPORT_TRACELOG_DEBUG // Avoid LOG_DEBUG messages tracing
#include "raylib.h" // Required for: LogType enum
#include "utils.h"
#if defined(PLATFORM_ANDROID)
#include <errno.h>
#include <android/log.h>
#include <android/asset_manager.h>
#endif
#include <stdlib.h> // Required for: malloc(), free()
#include <stdio.h> // Required for: fopen(), fclose(), fputc(), fwrite(), printf(), fprintf(), funopen()
#include <stdarg.h> // Required for: va_list, va_start(), vfprintf(), va_end()
#include <string.h> // Required for: strlen(), strrchr(), strcmp()
#if defined(PLATFORM_DESKTOP) || defined(PLATFORM_RPI)
#define STB_IMAGE_WRITE_IMPLEMENTATION
#include "external/stb_image_write.h" // Required for: stbi_write_bmp(), stbi_write_png()
#endif
//#define RRES_IMPLEMENTATION
//#include "rres.h"
//----------------------------------------------------------------------------------
// Global Variables Definition
//----------------------------------------------------------------------------------
#if defined(PLATFORM_ANDROID)
AAssetManager *assetManager;
#endif
//----------------------------------------------------------------------------------
// Module specific Functions Declaration
//----------------------------------------------------------------------------------
#if defined(PLATFORM_ANDROID)
static int android_read(void *cookie, char *buf, int size);
static int android_write(void *cookie, const char *buf, int size);
static fpos_t android_seek(void *cookie, fpos_t offset, int whence);
static int android_close(void *cookie);
#endif
//----------------------------------------------------------------------------------
// Module Functions Definition - Utilities
//----------------------------------------------------------------------------------
// Show trace log messages (LOG_INFO, LOG_WARNING, LOG_ERROR, LOG_DEBUG)
void TraceLog(int msgType, const char *text, ...)
{
#if defined(SUPPORT_TRACELOG)
static char buffer[128];
int traceDebugMsgs = 0;
#if defined(SUPPORT_TRACELOG_DEBUG)
traceDebugMsgs = 1;
#endif
switch(msgType)
{
case LOG_INFO: strcpy(buffer, "INFO: "); break;
case LOG_ERROR: strcpy(buffer, "ERROR: "); break;
case LOG_WARNING: strcpy(buffer, "WARNING: "); break;
case LOG_DEBUG: strcpy(buffer, "DEBUG: "); break;
default: break;
}
strcat(buffer, text);
strcat(buffer, "\n");
va_list args;
va_start(args, text);
#if defined(PLATFORM_ANDROID)
switch(msgType)
{
case LOG_INFO: __android_log_vprint(ANDROID_LOG_INFO, "raylib", buffer, args); break;
case LOG_ERROR: __android_log_vprint(ANDROID_LOG_ERROR, "raylib", buffer, args); break;
case LOG_WARNING: __android_log_vprint(ANDROID_LOG_WARN, "raylib", buffer, args); break;
case LOG_DEBUG: if (traceDebugMsgs) __android_log_vprint(ANDROID_LOG_DEBUG, "raylib", buffer, args); break;
default: break;
}
#else
if ((msgType != LOG_DEBUG) || ((msgType == LOG_DEBUG) && (traceDebugMsgs))) vprintf(buffer, args);
#endif
va_end(args);
if (msgType == LOG_ERROR) exit(1); // If LOG_ERROR message, exit program
#endif // SUPPORT_TRACELOG
}
#if defined(PLATFORM_DESKTOP) || defined(PLATFORM_RPI)
#if defined(SUPPORT_SAVE_BMP)
// Creates a BMP image file from an array of pixel data
void SaveBMP(const char *fileName, unsigned char *imgData, int width, int height, int compSize)
{
stbi_write_bmp(fileName, width, height, compSize, imgData);
}
#endif
#if defined(SUPPORT_SAVE_PNG)
// Creates a PNG image file from an array of pixel data
void SavePNG(const char *fileName, unsigned char *imgData, int width, int height, int compSize)
{
stbi_write_png(fileName, width, height, compSize, imgData, width*compSize);
}
#endif
#endif
// Keep track of memory allocated
// NOTE: mallocType defines the type of data allocated
/*
void RecordMalloc(int mallocType, int mallocSize, const char *msg)
{
// TODO: Investigate how to record memory allocation data...
// Maybe creating my own malloc function...
}
*/
#if defined(PLATFORM_ANDROID)
// Initialize asset manager from android app
void InitAssetManager(AAssetManager *manager)
{
assetManager = manager;
}
// Replacement for fopen
FILE *android_fopen(const char *fileName, const char *mode)
{
if (mode[0] == 'w') return NULL;
AAsset *asset = AAssetManager_open(assetManager, fileName, 0);
if (!asset) return NULL;
return funopen(asset, android_read, android_write, android_seek, android_close);
}
#endif
//----------------------------------------------------------------------------------
// Module specific Functions Definition
//----------------------------------------------------------------------------------
#if defined(PLATFORM_ANDROID)
static int android_read(void *cookie, char *buf, int size)
{
return AAsset_read((AAsset *)cookie, buf, size);
}
static int android_write(void *cookie, const char *buf, int size)
{
TraceLog(LOG_ERROR, "Can't provide write access to the APK");
return EACCES;
}
static fpos_t android_seek(void *cookie, fpos_t offset, int whence)
{
return AAsset_seek((AAsset *)cookie, offset, whence);
}
static int android_close(void *cookie)
{
AAsset_close((AAsset *)cookie);
return 0;
}
#endif

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/**********************************************************************************************
*
* raylib.utils - Some common utility functions
*
*
* LICENSE: zlib/libpng
*
* Copyright (c) 2014-2017 Ramon Santamaria (@raysan5)
*
* This software is provided "as-is", without any express or implied warranty. In no event
* will the authors be held liable for any damages arising from the use of this software.
*
* Permission is granted to anyone to use this software for any purpose, including commercial
* applications, and to alter it and redistribute it freely, subject to the following restrictions:
*
* 1. The origin of this software must not be misrepresented; you must not claim that you
* wrote the original software. If you use this software in a product, an acknowledgment
* in the product documentation would be appreciated but is not required.
*
* 2. Altered source versions must be plainly marked as such, and must not be misrepresented
* as being the original software.
*
* 3. This notice may not be removed or altered from any source distribution.
*
**********************************************************************************************/
#ifndef UTILS_H
#define UTILS_H
#if defined(PLATFORM_ANDROID)
#include <stdio.h> // Required for: FILE
#include <android/asset_manager.h> // Required for: AAssetManager
#endif
//#include "rres.h"
#define SUPPORT_SAVE_PNG
//----------------------------------------------------------------------------------
// Some basic Defines
//----------------------------------------------------------------------------------
#if defined(PLATFORM_ANDROID)
#define fopen(name, mode) android_fopen(name, mode)
#endif
//----------------------------------------------------------------------------------
// Types and Structures Definition
//----------------------------------------------------------------------------------
#ifdef __cplusplus
extern "C" { // Prevents name mangling of functions
#endif
//----------------------------------------------------------------------------------
// Global Variables Definition
//----------------------------------------------------------------------------------
// Nop...
//----------------------------------------------------------------------------------
// Module Functions Declaration
//----------------------------------------------------------------------------------
#if defined(PLATFORM_DESKTOP) || defined(PLATFORM_RPI)
#if defined(SUPPORT_SAVE_BMP)
void SaveBMP(const char *fileName, unsigned char *imgData, int width, int height, int compSize);
#endif
#if defined(SUPPORT_SAVE_PNG)
void SavePNG(const char *fileName, unsigned char *imgData, int width, int height, int compSize);
#endif
#endif
#if defined(PLATFORM_ANDROID)
void InitAssetManager(AAssetManager *manager); // Initialize asset manager from android app
FILE *android_fopen(const char *fileName, const char *mode); // Replacement for fopen()
#endif
#ifdef __cplusplus
}
#endif
#endif // UTILS_H