PokittoLib is the library needed for programming the Pokitto DIY game console (www.pokitto.com)
Dependents: YATTT sd_map_test cPong SnowDemo ... more
BmpImage.cpp File Reference
Go to the source code of this file.
Functions | |
int | openImageFileFromSD (char *filepath, uint16_t **palette_out, uint8_t **bitmap_out) |
int | directDrawImageFileFromSD (uint16_t ix, uint16_t iy, uint16_t iw, uint16_t ih, int16_t sx, int16_t sy, char *filepath) |
Detailed Description
LICENSE
Software License Agreement (BSD License)
Copyright (c) 2016, Jonne Valola All rights reserved.
Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: 1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. 2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution. 3. Neither the name of the copyright holders nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ''AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
Definition in file BmpImage.cpp.
Function Documentation
int directDrawImageFileFromSD | ( | uint16_t | ix, |
uint16_t | iy, | ||
uint16_t | iw, | ||
uint16_t | ih, | ||
int16_t | sx, | ||
int16_t | sy, | ||
char * | filepath | ||
) |
HV why we have to check fileOK()?
Check image validity
Zero size parameter means full image size
Check parameters
Zero size parameter means full image size
Clip image to screen dimensions
Read and copy image data directly to the screen
Definition at line 312 of file BmpImage.cpp.
int openImageFileFromSD | ( | char * | filepath, |
uint16_t ** | palette_out, | ||
uint8_t ** | bitmap_out | ||
) |
numcol is the number of colors for output
Check image validity
Read and copy palette
Read and copy image data
Definition at line 67 of file BmpImage.cpp.
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