17878550b1
This is a first step toward a bigger project. Some modules could be ported to header-only to be used as standalone.
91 lines
3.9 KiB
C
91 lines
3.9 KiB
C
/**********************************************************************************************
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*
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* raylib.utils
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*
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* Some utility functions: rRES files data decompression
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*
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* Copyright (c) 2014 Ramon Santamaria (@raysan5)
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*
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* This software is provided "as-is", without any express or implied warranty. In no event
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* will the authors be held liable for any damages arising from the use of this software.
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*
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* Permission is granted to anyone to use this software for any purpose, including commercial
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* applications, and to alter it and redistribute it freely, subject to the following restrictions:
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*
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* 1. The origin of this software must not be misrepresented; you must not claim that you
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* wrote the original software. If you use this software in a product, an acknowledgment
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* in the product documentation would be appreciated but is not required.
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*
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* 2. Altered source versions must be plainly marked as such, and must not be misrepresented
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* as being the original software.
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*
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* 3. This notice may not be removed or altered from any source distribution.
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*
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**********************************************************************************************/
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#ifndef UTILS_H
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#define UTILS_H
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#if defined(PLATFORM_ANDROID)
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#include <stdio.h> // Required for: FILE
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#include <android/asset_manager.h> // Required for: AAssetManager
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#endif
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//----------------------------------------------------------------------------------
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// Some basic Defines
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//----------------------------------------------------------------------------------
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#define DO_NOT_TRACE_DEBUG_MSGS // Use this define to avoid DEBUG tracing
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#if defined(PLATFORM_ANDROID)
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#define fopen(name, mode) android_fopen(name, mode)
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#endif
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//----------------------------------------------------------------------------------
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// Types and Structures Definition
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//----------------------------------------------------------------------------------
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typedef enum { IMAGE = 0, SOUND, MODEL, TEXT, RAW } DataType;
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typedef enum { INFO = 0, ERROR, WARNING, DEBUG, OTHER } TraceLogType;
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// One resource info header, every resource includes this header (8 byte)
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typedef struct {
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unsigned short id; // Resource unique identifier (2 byte)
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unsigned char type; // Resource type (1 byte)
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unsigned char comp; // Data Compression and Coding (1 byte)
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unsigned int size; // Data size in .rres file (compressed or not, only DATA) (4 byte)
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unsigned int srcSize; // Source data size (uncompressed, only DATA)
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} ResInfoHeader;
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#ifdef __cplusplus
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extern "C" { // Prevents name mangling of functions
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#endif
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//----------------------------------------------------------------------------------
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// Global Variables Definition
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//----------------------------------------------------------------------------------
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// Nop...
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//----------------------------------------------------------------------------------
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// Module Functions Declaration
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//----------------------------------------------------------------------------------
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unsigned char *DecompressData(const unsigned char *data, unsigned long compSize, int uncompSize);
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#if defined(PLATFORM_DESKTOP) || defined(PLATFORM_RPI)
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void WriteBitmap(const char *fileName, unsigned char *imgData, int width, int height);
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void WritePNG(const char *fileName, unsigned char *imgData, int width, int height, int compSize);
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#endif
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void TraceLog(int msgType, const char *text, ...); // Outputs a trace log message
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const char *GetExtension(const char *fileName); // Returns extension of a filename
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int GetNextPOT(int num); // Calculate next power-of-two value for a given num
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#if defined(PLATFORM_ANDROID)
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void InitAssetManager(AAssetManager *manager); // Initialize asset manager from android app
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FILE *android_fopen(const char *fileName, const char *mode); // Replacement for fopen()
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#endif
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#ifdef __cplusplus
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}
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#endif
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#endif // UTILS_H
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