The-Homebrew-Cloud/WiiFlow_Lite
2
0
Fork 0
mirror of https://github.com/Fledge68/WiiFlow_Lite.git synced 2024-12-24 19:01:56 +01:00
Code Issues Packages Projects Releases Wiki Activity

-updated metaphrasis from 0.1.0 to 0.1.2

Browse Source 
-small changes in menu_about
This commit is contained in:
fix94.1 2012-01-31 15:16:52 +00:00
parent 5e9e89b772
commit 2562347f6c
3 changed files with 112 additions and 85 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
source/defines.h
View File

@ -1,5 +1,5 @@
#define APP_NAME "WiiFlow"
#define APP_VERSION "3.0 ALPHA_mod"
#define APP_VERSION "3.0 ALPHA"
#define APPDATA_DIR "wiiflow"
#define APPDATA_DIR2 "apps/wiiflow"
@ -13,7 +13,7 @@
#define TITLES_FILENAME "titles.ini"
#define CTITLES_FILENAME "custom_titles.ini"
#define DEVELOPERS "r-win, Miigotu, OverjoY"
#define DEVELOPERS "r-win, Miigotu, OverjoY, FIX94"
#define PAST_DEVELOPERS "Hibernatus, Narolez, Hulk"
#define LOADER_AUTHOR "Kwiirk, Waninkoko, Hermes"
#define GUI_AUTHOR "Hibernatus"
@ -23,7 +23,7 @@
Spayrosam, Bluescreen81, Chappy23, BlindDude, Bubba, DJTaz, OggZee, Usptactical, \
WiiPower, Hermes, Spidy1000, Dimok, Kovani, Drexyl, DvZ, Etheboss, FIX94, GaiaKnight, \
nibb, NJ7, Plasma, Pakatus, ravmn, spidercaleb, Ziggy34, And to anyone who has donated or contributed to Wiiflow \
that we missed!"
\nthat we missed!"
#define THANKS_SITES "devkitpro.org, wiibrew.org, gametdb.com, ohloh.net, wiifanart.com, wiiflowiki.com, tgames.fr.nf"
#define THANKS_CODE "CFG Loader, uLoader, USB Loader GX, NeoGamma, WiiXplorer, Triiforce, Mighty Channels"

176
source/gui/Metaphrasis.cpp
View File

@ -61,7 +61,7 @@ uint32_t* Metaphrasis::convertBufferToI4(uint32_t* rgbaBuffer, uint16_t bufferWi
*dst++ = (src[((y + rows) * bufferWidth) + (x + 0)] & 0xf0) | ((src[((y + rows) * bufferWidth) + (x + 1)] & 0xf0) >> 4);
*dst++ = (src[((y + rows) * bufferWidth) + (x + 2)] & 0xf0) | ((src[((y + rows) * bufferWidth) + (x + 3)] & 0xf0) >> 4);
*dst++ = (src[((y + rows) * bufferWidth) + (x + 4)] & 0xf0) | ((src[((y + rows) * bufferWidth) + (x + 5)] & 0xf0) >> 4);
*dst++ = (src[((y + rows) * bufferWidth) + (x + 5)] & 0xf0) | ((src[((y + rows) * bufferWidth) + (x + 7)] & 0xf0) >> 4);
*dst++ = (src[((y + rows) * bufferWidth) + (x + 6)] & 0xf0) | ((src[((y + rows) * bufferWidth) + (x + 7)] & 0xf0) >> 4);
}
}
}
@ -113,17 +113,24 @@ uint32_t* Metaphrasis::convertBufferToI8(uint32_t* rgbaBuffer, uint16_t bufferWi
*
* This routine downsamples the given RGBA data value into the IA4 texture data format.
*
* <strong>Format Explanation</strong>
* \n
* IA4 is a greyscale color format with a 4 bit Alpha component. In order to convert from the given RGBA color format simply concatenate
* the first 4 MSB from any color component (in this case the Blue component to decrease the number of place shifts performed) to
* the first 4 MSB from the Alpha component.
* \n\n
* <code>
* RGBA (32bit): r7r6r5r4r3r2r1r0|g7g6g5g4g3g2g1g0|b7b6b5b4b3b2b1b|0a7a6a5a4a3a2a1a0
* \n
* RGBIA4 (8bit): b7b6b5b4a7a6a5a4
* </code>
*
* @param rgba A 32-bit RGBA value to convert to the IA4 format.
* @return The IA4 value of the given RGBA value.
*/
uint8_t Metaphrasis::convertRGBAToIA4(uint32_t rgba) {
uint8_t i, a;
i = (rgba >> 8) & 0xf0;
a = (rgba ) & 0xff;
return i | (a >> 4);
return RGBA_TO_IA4(rgba);
}
/**
@ -148,14 +155,14 @@ uint32_t* Metaphrasis::convertBufferToIA4(uint32_t* rgbaBuffer, uint16_t bufferW
for(uint16_t y = 0; y < bufferHeight; y += 4) {
for(uint16_t x = 0; x < bufferWidth; x += 8) {
for(uint16_t rows = 0; rows < 4; rows++) {
*dst++ = Metaphrasis::convertRGBAToIA4(src[((y + rows) * bufferWidth) + (x + 0)]);
*dst++ = Metaphrasis::convertRGBAToIA4(src[((y + rows) * bufferWidth) + (x + 1)]);
*dst++ = Metaphrasis::convertRGBAToIA4(src[((y + rows) * bufferWidth) + (x + 2)]);
*dst++ = Metaphrasis::convertRGBAToIA4(src[((y + rows) * bufferWidth) + (x + 3)]);
*dst++ = Metaphrasis::convertRGBAToIA4(src[((y + rows) * bufferWidth) + (x + 4)]);
*dst++ = Metaphrasis::convertRGBAToIA4(src[((y + rows) * bufferWidth) + (x + 5)]);
*dst++ = Metaphrasis::convertRGBAToIA4(src[((y + rows) * bufferWidth) + (x + 6)]);
*dst++ = Metaphrasis::convertRGBAToIA4(src[((y + rows) * bufferWidth) + (x + 7)]);
*dst++ = RGBA_TO_IA4(src[((y + rows) * bufferWidth) + (x + 0)]);
*dst++ = RGBA_TO_IA4(src[((y + rows) * bufferWidth) + (x + 1)]);
*dst++ = RGBA_TO_IA4(src[((y + rows) * bufferWidth) + (x + 2)]);
*dst++ = RGBA_TO_IA4(src[((y + rows) * bufferWidth) + (x + 3)]);
*dst++ = RGBA_TO_IA4(src[((y + rows) * bufferWidth) + (x + 4)]);
*dst++ = RGBA_TO_IA4(src[((y + rows) * bufferWidth) + (x + 5)]);
*dst++ = RGBA_TO_IA4(src[((y + rows) * bufferWidth) + (x + 6)]);
*dst++ = RGBA_TO_IA4(src[((y + rows) * bufferWidth) + (x + 7)]);
}
}
}
@ -169,17 +176,25 @@ uint32_t* Metaphrasis::convertBufferToIA4(uint32_t* rgbaBuffer, uint16_t bufferW
*
* This routine downsamples the given RGBA data value into the IA8 texture data format.
*
* <strong>Format Explanation</strong>
* \n
* IA8 is a greyscale color format with a full 8 bit Alpha component. In order to convert from the given RGBA color format simply concatenate
* the entire 8 bit information from any color component (in this case the Blue component to decrease the number of place shifts performed) to
* the entire 8 bit Alpha component.
* \n\n
* <code>
* RGBA (32bit): r7r6r5r4r3r2r1r0|g7g6g5g4g3g2g1g0|b7b6b5b4b3b2b1b|0a7a6a5a4a3a2a1a0
* \n
* RGBIA8 (16bit): b7b6b5b4b3b2b1b0|a7a6a5a4a3a2a1a0
* </code>
*
* @param rgba A 32-bit RGBA value to convert to the IA8 format.
* @return The IA8 value of the given RGBA value.
*/
uint16_t Metaphrasis::convertRGBAToIA8(uint32_t rgba) {
uint8_t i, a;
i = (rgba >> 8) & 0xff;
a = (rgba ) & 0xff;
return (i << 8) | a;
return RGBA_TO_IA8(rgba);
}
/**
@ -204,10 +219,10 @@ uint32_t* Metaphrasis::convertBufferToIA8(uint32_t* rgbaBuffer, uint16_t bufferW
for(uint16_t y = 0; y < bufferHeight; y += 4) {
for(uint16_t x = 0; x < bufferWidth; x += 4) {
for(uint16_t rows = 0; rows < 4; rows++) {
*dst++ = Metaphrasis::convertRGBAToIA8(src[((y + rows) * bufferWidth) + (x + 0)]);
*dst++ = Metaphrasis::convertRGBAToIA8(src[((y + rows) * bufferWidth) + (x + 1)]);
*dst++ = Metaphrasis::convertRGBAToIA8(src[((y + rows) * bufferWidth) + (x + 2)]);
*dst++ = Metaphrasis::convertRGBAToIA8(src[((y + rows) * bufferWidth) + (x + 3)]);
*dst++ = RGBA_TO_IA8(src[((y + rows) * bufferWidth) + (x + 0)]);
*dst++ = RGBA_TO_IA8(src[((y + rows) * bufferWidth) + (x + 1)]);
*dst++ = RGBA_TO_IA8(src[((y + rows) * bufferWidth) + (x + 2)]);
*dst++ = RGBA_TO_IA8(src[((y + rows) * bufferWidth) + (x + 3)]);
}
}
}
@ -237,18 +252,30 @@ uint32_t* Metaphrasis::convertBufferToRGBA8(uint32_t* rgbaBuffer, uint16_t buffe
for(uint16_t block = 0; block < bufferHeight; block += 4) {
for(uint16_t i = 0; i < bufferWidth; i += 4) {
for (uint16_t c = 0; c < 4; c++) {
for (uint16_t ar = 0; ar < 4; ar++) {
*dst++ = src[(((i + ar) + ((block + c) * bufferWidth)) * 4) + 3];
*dst++ = src[((i + ar) + ((block + c) * bufferWidth)) * 4];
}
}
for (uint16_t c = 0; c < 4; c++) {
for (uint16_t gb = 0; gb < 4; gb++) {
*dst++ = src[(((i + gb) + ((block + c) * bufferWidth)) * 4) + 1];
*dst++ = src[(((i + gb) + ((block + c) * bufferWidth)) * 4) + 2];
}
}
for (uint32_t c = 0; c < 4; c++) {
uint32_t blockWid = (((block + c) * bufferWidth) + i) << 2 ;
*dst++ = src[blockWid + 3]; // ar = 0
*dst++ = src[blockWid + 0];
*dst++ = src[blockWid + 7]; // ar = 1
*dst++ = src[blockWid + 4];
*dst++ = src[blockWid + 11]; // ar = 2
*dst++ = src[blockWid + 8];
*dst++ = src[blockWid + 15]; // ar = 3
*dst++ = src[blockWid + 12];
}
for (uint32_t c = 0; c < 4; c++) {
uint32_t blockWid = (((block + c) * bufferWidth) + i ) << 2 ;
*dst++ = src[blockWid + 1]; // gb = 0
*dst++ = src[blockWid + 2];
*dst++ = src[blockWid + 5]; // gb = 1
*dst++ = src[blockWid + 6];
*dst++ = src[blockWid + 9]; // gb = 2
*dst++ = src[blockWid + 10];
*dst++ = src[blockWid + 13]; // gb = 3
*dst++ = src[blockWid + 14];
}
}
}
DCFlushRange(dataBufferRGBA8, bufferSize);
@ -262,18 +289,23 @@ uint32_t* Metaphrasis::convertBufferToRGBA8(uint32_t* rgbaBuffer, uint16_t buffe
* This routine downsamples the given RGBA data value into the RGB565 texture data format.
* Attribution for this routine is given fully to NoNameNo of GRRLIB Wii library.
*
* <strong>Format Explanation</strong>
* \n
* RGB565 is a color format without an Alpha component. In order to convert from the given RGBA color format simply concatenate
* the first 5 MSB from the Red component to the first 6 MSB from the Green component to the first 5 MSB from the Blue component.
* \n\n
* <code>
* RGBA (32bit): r7r6r5r4r3r2r1r0|g7g6g5g4g3g2g1g0|b7b6b5b4b3b2b1b|0a7a6a5a4a3a2a1a0
* \n
* RGB565 (16bit): r7r6r5r4r3g7g6g5|g4g3g2b7b6b5b4b3
* </code>
*
* @param rgba A 32-bit RGBA value to convert to the RGB565 format.
* @return The RGB565 value of the given RGBA value.
*/
uint16_t Metaphrasis::convertRGBAToRGB565(uint32_t rgba) {
uint8_t r, g, b;
r = (((rgba >> 24) & 0xff) * 31) / 255;
g = (((rgba >> 16) & 0xff) * 63) / 255;
b = (((rgba >> 8) & 0xff) * 31) / 255;
return (((r << 6) | g ) << 5 ) | b;
return RGBA_TO_RGB565(rgba);
}
/**
@ -298,10 +330,10 @@ uint32_t* Metaphrasis::convertBufferToRGB565(uint32_t* rgbaBuffer, uint16_t buff
for(uint16_t y = 0; y < bufferHeight; y += 4) {
for(uint16_t x = 0; x < bufferWidth; x += 4) {
for(uint16_t rows = 0; rows < 4; rows++) {
*dst++ = Metaphrasis::convertRGBAToRGB565(src[((y + rows) * bufferWidth) + (x + 0)]);
*dst++ = Metaphrasis::convertRGBAToRGB565(src[((y + rows) * bufferWidth) + (x + 1)]);
*dst++ = Metaphrasis::convertRGBAToRGB565(src[((y + rows) * bufferWidth) + (x + 2)]);
*dst++ = Metaphrasis::convertRGBAToRGB565(src[((y + rows) * bufferWidth) + (x + 3)]);
*dst++ = RGBA_TO_RGB565(src[((y + rows) * bufferWidth) + (x + 0)]);
*dst++ = RGBA_TO_RGB565(src[((y + rows) * bufferWidth) + (x + 1)]);
*dst++ = RGBA_TO_RGB565(src[((y + rows) * bufferWidth) + (x + 2)]);
*dst++ = RGBA_TO_RGB565(src[((y + rows) * bufferWidth) + (x + 3)]);
}
}
}
@ -314,39 +346,27 @@ uint32_t* Metaphrasis::convertBufferToRGB565(uint32_t* rgbaBuffer, uint16_t buff
* Downsample the specified RGBA value data buffer to an RGB5A3 value.
*
* This routine downsamples the given RGBA data value into the RGB5A3 texture data format.
* Attribution for this routine is given fully to WiiGator via the TehSkeen forum.
*
* <strong>Format Explanation</strong>
* \n
* RGB5A3 is really a conditional application of the RGB444 and RGB555 formats based off of the value of the Alpha channel.
* If the 3 MSB of the Alpha channel is fully opaque (a7a6a5 == [1][1][1]) then the RGBA color is converted to RGB555 with the first bit set to 1.
* Otherwise the RGBA color is converted to RGB444 with a 3 bit alpha channel and the first bit set to 0.
*\n\n
* <code>
* RGBA (32bit): r7r6r5r4r3r2r1r0|g7g6g5g4g3g2g1g0|b7b6b5b4b3b2b1b|0a7a6a5a4a3a2a1a0
* \n
* RGB555 (16bit): [1]r7r6r5r4r3g7g6|g5g4g3b7b6b5b4b3
* \n
* RGB444 (16bit): [0]r7r6r5r4g7g6g5|g4b7b6b5b4a7a6a5
* </code>
*
* @param rgba A 32-bit RGBA value to convert to the RGB5A3 format.
* @return The RGB5A3 value of the given RGBA value.
*/
uint16_t Metaphrasis::convertRGBAToRGB5A3(uint32_t rgba) {
uint32_t r, g, b, a;
uint16_t color;
r = (rgba >> 24) & 0xff;
g = (rgba >> 16) & 0xff;
b = (rgba >> 8) & 0xff;
a = (rgba ) & 0xff;
if (a > 0xe0) {
r = r >> 3;
g = g >> 3;
b = b >> 3;
color = (r << 10) | (g << 5) | b;
color |= 0x8000;
}
else {
r = r >> 4;
g = g >> 4;
b = b >> 4;
a = a >> 5;
color = (a << 12) | (r << 8) | (g << 4) | b;
}
return color;
return RGBA_TO_RGB5A3(rgba);
}
/**
@ -371,10 +391,10 @@ uint32_t* Metaphrasis::convertBufferToRGB5A3(uint32_t* rgbaBuffer, uint16_t buff
for(uint16_t y = 0; y < bufferHeight; y += 4) {
for(uint16_t x = 0; x < bufferWidth; x += 4) {
for(uint16_t rows = 0; rows < 4; rows++) {
*dst++ = Metaphrasis::convertRGBAToRGB5A3(src[((y + rows) * bufferWidth) + (x + 0)]);
*dst++ = Metaphrasis::convertRGBAToRGB5A3(src[((y + rows) * bufferWidth) + (x + 1)]);
*dst++ = Metaphrasis::convertRGBAToRGB5A3(src[((y + rows) * bufferWidth) + (x + 2)]);
*dst++ = Metaphrasis::convertRGBAToRGB5A3(src[((y + rows) * bufferWidth) + (x + 3)]);
*dst++ = RGBA_TO_RGB5A3(src[((y + rows) * bufferWidth) + (x + 0)]);
*dst++ = RGBA_TO_RGB5A3(src[((y + rows) * bufferWidth) + (x + 1)]);
*dst++ = RGBA_TO_RGB5A3(src[((y + rows) * bufferWidth) + (x + 2)]);
*dst++ = RGBA_TO_RGB5A3(src[((y + rows) * bufferWidth) + (x + 3)]);
}
}
}

11
source/gui/Metaphrasis.h
View File

@ -27,7 +27,7 @@
* <br>
* Metaphrasis is written in C++ and makes use of a community standard and newly developed algorithms for conversion of 32-bit RGBA data buffers into various GX texture formats common to both the Gamecube and Wii platforms.
* <p>
* This library was developed in-full by Armin Tamzarian with the support of developers in \#wiibrew on EFnet, Chaosteil of libwiisprite, and DrTwox of GRRLIB.
* This library was developed in-full by Armin Tamzarian with the support of developers in \#wiidev on EFnet, Chaosteil of libwiisprite, and DrTwox of GRRLIB.
*
* \section sec_installation_source Installation (Source Code)
*
@ -86,13 +86,20 @@
* \brief A static conversion class for transforming RGBA image buffers into verious GX texture formats for
* Wii homebrew development.
* \author Armin Tamzarian
* \version 0.1.0
* \version 0.1.2
*
* Metaphrasis is a static conversion class for transforming RGBA image buffers into verious GX texture formats for
* Wii homebrew development. Metaphrasis is written in C++ and makes use of a community standard and newly developed
* algorithms for conversion of 32-bit RGBA data buffers into various GX texture formats common to both the Gamecube
* and Wii platforms.
*/
#define RGBA_TO_IA4(x) ((x & 0x0000f000) >> 8) | ((x & 0x000000f0) >> 4)
#define RGBA_TO_IA8(x) x & 0x0000ffff
#define RGBA_TO_RGB565(x) ((x & 0xf8000000) >> 16) | ((x & 0x00fc0000) >> 13) | ((x & 0x0000f800) >> 11)
#define RGBA_TO_RGB555(x) ((x & 0xf8000000) >> 17) | ((x & 0x00f80000) >> 14) | ((x & 0x0000f800) >> 11) | 0x8000
#define RGBA_TO_RGB444(x) ((x & 0xf0000000) >> 17) | ((x & 0x00f00000) >> 13) | ((x & 0x0000f000) >> 9) | ((x & 0x000000e0) >> 5)
#define RGBA_TO_RGB5A3(x) (x & 0xff) < 0xe0 ? RGBA_TO_RGB444(x) : RGBA_TO_RGB555(x)
class Metaphrasis {
public:
Metaphrasis();