Slyvtt
/
mario-kart-casio
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

Make the main loop a function

This commit is contained in:
Heath Mitchell 2021-12-04 17:40:34 +00:00
parent 0ec4dc71ff
commit f2874694ce
No known key found for this signature in database
GPG Key ID: B0A6B2B65D23D27B
14 changed files with 362 additions and 267 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

29
.vscode/launch.json vendored Normal file
View File

@ -0,0 +1,29 @@
{
// Use IntelliSense to learn about possible attributes.
// Hover to view descriptions of existing attributes.
// For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
"version": "0.2.0",
"configurations": [
{
"name": "sh3eb-elf-g++ - Build and debug active file",
"type": "cppdbg",
"request": "launch",
"program": "${fileDirname}/${fileBasenameNoExtension}",
"args": [],
"stopAtEntry": false,
"cwd": "${fileDirname}",
"environment": [],
"externalConsole": false,
"MIMode": "gdb",
"setupCommands": [
{
"description": "Enable pretty-printing for gdb",
"text": "-enable-pretty-printing",
"ignoreFailures": true
}
],
"preLaunchTask": "C/C++: sh3eb-elf-g++ build active file",
"miDebuggerPath": "/usr/bin/gdb"
}
]
}

3
.vscode/settings.json vendored Normal file
View File

@ -0,0 +1,3 @@
{
"makefile.extensionOutputFolder": "./.vscode"
}

28
.vscode/tasks.json vendored Normal file
View File

@ -0,0 +1,28 @@
{
"tasks": [
{
"type": "cppbuild",
"label": "C/C++: sh3eb-elf-g++ build active file",
"command": "/usr/local/cross/bin/sh3eb-elf-g++",
"args": [
"-fdiagnostics-color=always",
"-g",
"${file}",
"-o",
"${fileDirname}/${fileBasenameNoExtension}"
],
"options": {
"cwd": "${fileDirname}"
},
"problemMatcher": [
"$gcc"
],
"group": {
"kind": "build",
"isDefault": true
},
"detail": "Task generated by Debugger."
}
],
"version": "2.0.0"
}

5
build/example.d
View File

@ -1,5 +0,0 @@
example.o: /home/heath/PrizmSDK-win-0.5.2/projects/example/src/example.c \
/home/heath/PrizmSDK-win-0.5.2/include/fxcg/display.h \
/home/heath/PrizmSDK-win-0.5.2/include/fxcg/keyboard.h
/home/heath/PrizmSDK-win-0.5.2/include/fxcg/display.h:
/home/heath/PrizmSDK-win-0.5.2/include/fxcg/keyboard.h:

BIN
build/example.o
View File

Binary file not shown.

2
build/generated_lut.d
View File

@ -1,2 +0,0 @@
generated_lut.o: \
/home/heath/PrizmSDK-win-0.5.2/projects/hello-world/src/generated_lut.cpp

BIN
build/generated_lut.o
View File

Binary file not shown.

10
build/main.d
View File

@ -1,19 +1,19 @@
main.o: /home/heath/PrizmSDK-win-0.5.2/projects/hello-world/src/main.cpp \
main.o: /home/heath/PrizmSDK-win-0.5.2/projects/hello-world/src/main.c \
/home/heath/PrizmSDK-win-0.5.2/include/fxcg/display.h \
/home/heath/PrizmSDK-win-0.5.2/include/fxcg/keyboard.h \
/home/heath/PrizmSDK-win-0.5.2/include/fxcg/system.h \
/home/heath/PrizmSDK-win-0.5.2/include/fxcg/rtc.h \
/home/heath/PrizmSDK-win-0.5.2/include/fxcg/misc.h \
/home/heath/PrizmSDK-win-0.5.2/include/stddef.h \
/home/heath/PrizmSDK-win-0.5.2/include/fxcg/rtc.h \
/home/heath/PrizmSDK-win-0.5.2/include/fxcg/system.h \
/home/heath/PrizmSDK-win-0.5.2/projects/hello-world/src/../generated_lut.cpp \
/home/heath/PrizmSDK-win-0.5.2/projects/hello-world/src/../track.cpp \
/home/heath/PrizmSDK-win-0.5.2/projects/hello-world/src/../kartsprites.cpp
/home/heath/PrizmSDK-win-0.5.2/include/fxcg/display.h:
/home/heath/PrizmSDK-win-0.5.2/include/fxcg/keyboard.h:
/home/heath/PrizmSDK-win-0.5.2/include/fxcg/system.h:
/home/heath/PrizmSDK-win-0.5.2/include/fxcg/rtc.h:
/home/heath/PrizmSDK-win-0.5.2/include/fxcg/misc.h:
/home/heath/PrizmSDK-win-0.5.2/include/stddef.h:
/home/heath/PrizmSDK-win-0.5.2/include/fxcg/rtc.h:
/home/heath/PrizmSDK-win-0.5.2/include/fxcg/system.h:
/home/heath/PrizmSDK-win-0.5.2/projects/hello-world/src/../generated_lut.cpp:
/home/heath/PrizmSDK-win-0.5.2/projects/hello-world/src/../track.cpp:
/home/heath/PrizmSDK-win-0.5.2/projects/hello-world/src/../kartsprites.cpp:

BIN
build/main.o
View File

Binary file not shown.

4
build/non_blocking_dma.d
View File

@ -1,4 +0,0 @@
non_blocking_dma.o: \
/home/heath/PrizmSDK-win-0.5.2/projects/hello-world/src/non_blocking_dma.cpp \
/home/heath/PrizmSDK-win-0.5.2/include/fxcg/display.h
/home/heath/PrizmSDK-win-0.5.2/include/fxcg/display.h:

BIN
build/non_blocking_dma.o
View File

Binary file not shown.

BIN
hello-world.bin
View File

Binary file not shown.

BIN
hello-world.g3a
View File

Binary file not shown.

548
src/main.cpp → src/main.c
View File

@ -1,11 +1,15 @@
#include <fxcg/display.h>
#include <fxcg/keyboard.h>
#include <fxcg/system.h>
#include <fxcg/rtc.h>
#include <fxcg/misc.h>
#include <fxcg/rtc.h>
#include <fxcg/system.h>
#include "../generated_lut.cpp"
#define bool unsigned char
#define true 1
#define false 0
#define MIN(X, Y) (((X) < (Y)) ? (X) : (Y))
#define MAX(X, Y) (((X) < (Y)) ? (Y) : (X))
@ -39,7 +43,7 @@ float fmod(float a, float b) {
unsigned char getTileType(short xPos, short yPos) {
__builtin_expect(xPos < 0 || xPos >= trackImageWidth || yPos < 0 || yPos >= trackImageHeight, 0);
if (xPos < 0 || xPos >= trackImageWidth || yPos < 0 || yPos >= trackImageHeight) {
return 0; // Grass
return 0; // Grass
} else {
int xPixel = xPos / precision;
int yPixel = yPos / precision;
@ -68,93 +72,85 @@ unsigned short samplePixel(short xPos, short yPos) {
}
unsigned short getScreenPixel(unsigned short x, unsigned short y) {
// Used to indicate framerate
/* if (x == 0 && y == 0) {
// Used to indicate framerate
/* if (x == 0 && y == 0) {
return angle == 0;
} */
x /= WIDTH_DIVIDER;
x /= WIDTH_DIVIDER;
// Temporary for small screen sizes
/* if (y >= LUT_HEIGHT) return false;
// Temporary for small screen sizes
/* if (y >= LUT_HEIGHT) return false;
if (x >= LUT_WIDTH) return false; */
if (y < horizon + 2) return COLOR_BLACK;
// If both samples are 0 in the Python, the horizon colour is set but that doesn't seem to be needed
if (y < horizon + 2) return COLOR_BLACK;
unsigned short newY;
__builtin_expect(x == (int)(LUT_WIDTH / 2), 0);
if (x < (int)(LUT_WIDTH / 2)) {
newY = distortion_correction[x][y - horizon];
} else if (x == (int)(LUT_WIDTH / 2)) {
newY = y - 1;
} else {
newY = distortion_correction[(int)(LUT_WIDTH / 2) + ((int)(LUT_WIDTH / 2) - x)][y - horizon];
// If both samples are 0 in the Python, the horizon colour is set but that doesn't seem to be needed
unsigned short newY;
__builtin_expect(x == (int)(LUT_WIDTH / 2), 0);
if (x < (int)(LUT_WIDTH / 2)) {
newY = distortion_correction[x][y - horizon];
} else if (x == (int)(LUT_WIDTH / 2)) {
newY = y - 1;
} else {
newY = distortion_correction[(int)(LUT_WIDTH / 2) + ((int)(LUT_WIDTH / 2) - x)][y - horizon];
}
if ((y - horizon) < sixteenBitHeight) {
short index = x + angle;
index = mod(index, (angleWidth * 4));
unsigned short element = mod(index, angleWidth);
if (index < angleWidth) {
return samplePixel(
angles16[element][newY - horizon][0],
angles16[element][newY - horizon][1]);
} else if (index < angleWidth * 2) {
// Return 90 degree rotated position
return samplePixel(
angles16[element][newY - horizon][1],
-angles16[element][newY - horizon][0]);
} else if (index < angleWidth * 3) {
// Return 180 degree rotated position
return samplePixel(
-angles16[element][newY - horizon][0],
-angles16[element][newY - horizon][1]);
} else /*if (index < angleWidth * 4)*/ {
// Return 270 degree rotated position
return samplePixel(
-angles16[element][newY - horizon][1],
angles16[element][newY - horizon][0]);
}
if ((y - horizon) < sixteenBitHeight) {
short index = x + angle;
index = mod(index, (angleWidth * 4));
unsigned short element = mod(index, angleWidth);
} else {
// TODO: no duplicated code?
if (index < angleWidth) {
return samplePixel(
angles16[element][newY - horizon][0],
angles16[element][newY - horizon][1]
);
} else if (index < angleWidth * 2) {
// Return 90 degree rotated position
return samplePixel(
angles16[element][newY - horizon][1],
-angles16[element][newY - horizon][0]
);
} else if (index < angleWidth * 3) {
// Return 180 degree rotated position
return samplePixel(
-angles16[element][newY - horizon][0],
-angles16[element][newY - horizon][1]
);
} else /*if (index < angleWidth * 4)*/ {
// Return 270 degree rotated position
return samplePixel(
-angles16[element][newY - horizon][1],
angles16[element][newY - horizon][0]
);
}
} else {
// TODO: no duplicated code?
short index = x + angle;
index = mod(index, (angleWidth * 4));
unsigned short element = mod(index, angleWidth);
short index = x + angle;
index = mod(index, (angleWidth * 4));
unsigned short element = mod(index, angleWidth);
if (index < angleWidth) {
return samplePixel(
angles8[element][newY - horizon - sixteenBitHeight][0],
angles8[element][newY - horizon - sixteenBitHeight][1]
);
} else if (index < angleWidth * 2) {
// Return 90 degree rotated position
return samplePixel(
angles8[element][newY - horizon - sixteenBitHeight][1],
-angles8[element][newY - horizon - sixteenBitHeight][0]
);
} else if (index < angleWidth * 3) {
// Return 180 degree rotated position
return samplePixel(
-angles8[element][newY - horizon - sixteenBitHeight][0],
-angles8[element][newY - horizon - sixteenBitHeight][1]
);
} else /*if (index < angleWidth * 4)*/ {
// Return 270 degree rotated position
return samplePixel(
-angles8[element][newY - horizon - sixteenBitHeight][1],
angles8[element][newY - horizon - sixteenBitHeight][0]
);
}
if (index < angleWidth) {
return samplePixel(
angles8[element][newY - horizon - sixteenBitHeight][0],
angles8[element][newY - horizon - sixteenBitHeight][1]);
} else if (index < angleWidth * 2) {
// Return 90 degree rotated position
return samplePixel(
angles8[element][newY - horizon - sixteenBitHeight][1],
-angles8[element][newY - horizon - sixteenBitHeight][0]);
} else if (index < angleWidth * 3) {
// Return 180 degree rotated position
return samplePixel(
-angles8[element][newY - horizon - sixteenBitHeight][0],
-angles8[element][newY - horizon - sixteenBitHeight][1]);
} else /*if (index < angleWidth * 4)*/ {
// Return 270 degree rotated position
return samplePixel(
-angles8[element][newY - horizon - sixteenBitHeight][1],
angles8[element][newY - horizon - sixteenBitHeight][0]);
}
}
}
color_t* VRAM;
@ -164,43 +160,49 @@ void setPixel(int x, int y, color_t color) {
}
// From https://www.cemetech.net/forum/viewtopic.php?t=6114&postdays=0&postorder=asc&start=100
void CopySpriteMasked(const void*datar, int x, int y, int width, int height, int maskcolor) {
color_t* data = (color_t*) datar;
color_t* VRAM2 = (color_t*) VRAM;
VRAM2 += LCD_WIDTH_PX*y + x;
for(int j=y; j<y+height; j++) {
for(int i=x; i<x+width; i++) {
if (*(data) != maskcolor) {
*(VRAM2++) = *(data++);
} else { VRAM2++; data++; }
void CopySpriteMasked(const void* datar, int x, int y, int width, int height, int maskcolor) {
color_t* data = (color_t*)datar;
color_t* VRAM2 = (color_t*)VRAM;
VRAM2 += LCD_WIDTH_PX * y + x;
for (int j = y; j < y + height; j++) {
for (int i = x; i < x + width; i++) {
if (*(data) != maskcolor) {
*(VRAM2++) = *(data++);
} else {
VRAM2++;
data++;
}
VRAM2 += LCD_WIDTH_PX-width;
}
}
VRAM2 += LCD_WIDTH_PX - width;
}
}
// Version of the function above that draws the sprite flipped horizontally
void CopySpriteMaskedFlipped(const void*datar, int x, int y, int width, int height, int maskcolor) {
color_t* data = (color_t*) datar;
color_t* VRAM2 = (color_t*) VRAM;
VRAM2 += LCD_WIDTH_PX*y + x;
for(int j=y; j<y+height; j++) {
void CopySpriteMaskedFlipped(const void* datar, int x, int y, int width, int height, int maskcolor) {
color_t* data = (color_t*)datar;
color_t* VRAM2 = (color_t*)VRAM;
VRAM2 += LCD_WIDTH_PX * y + x;
for (int j = y; j < y + height; j++) {
// Start at the end of the line and work backwards
data += width;
for(int i=x; i<x+width; i++) {
for (int i = x; i < x + width; i++) {
if (*(data) != maskcolor) {
*(VRAM2++) = *(data--);
} else { VRAM2++; data--; }
} else {
VRAM2++;
data--;
}
}
data += width;
VRAM2 += LCD_WIDTH_PX-width;
VRAM2 += LCD_WIDTH_PX - width;
}
}
// https://prizm.cemetech.net/index.php?title=PRGM_GetKey
int PRGM_GetKey(void) {
unsigned char buffer[12];
PRGM_GetKey_OS( buffer );
return ( buffer[1] & 0x0F ) * 10 + ( ( buffer[2] & 0xF0 ) >> 4 );
PRGM_GetKey_OS(buffer);
return (buffer[1] & 0x0F) * 10 + ((buffer[2] & 0xF0) >> 4);
}
// https://stackoverflow.com/a/3689059/4012708
@ -227,11 +229,11 @@ float cos(int angle) {
int keydown(int basic_keycode) {
const unsigned short* keyboard_register = (unsigned short*)0xA44B0000;
int row, col, word, bit;
row = basic_keycode%10;
col = basic_keycode/10-1;
word = row>>1;
bit = col + 8*(row&1);
return (0 != (keyboard_register[word] & 1<<bit));
row = basic_keycode % 10;
col = basic_keycode / 10 - 1;
word = row >> 1;
bit = col + 8 * (row & 1);
return (0 != (keyboard_register[word] & 1 << bit));
}
void cameraBehind(short x, short y, short objectAngle, short distance) {
@ -246,161 +248,205 @@ void fillSky(unsigned short yMin, unsigned short yMax) {
setPixel(x, y, 0x867D);
}
}
Bdisp_PutDisp_DD();
}
// https://prizm.cemetech.net/index.php?title=Useful_Routines
void drawLine(int x1, int y1, int x2, int y2, unsigned short color) {
signed char ix;
signed char iy;
// if x1 == x2 or y1 == y2, then it does not matter what we set here
int delta_x = (x2 > x1 ? (ix = 1, x2 - x1) : (ix = -1, x1 - x2)) << 1;
int delta_y = (y2 > y1 ? (iy = 1, y2 - y1) : (iy = -1, y1 - y2)) << 1;
setPixel(x1, y1, color);
if (delta_x >= delta_y) {
int error = delta_y - (delta_x >> 1); // error may go below zero
while (x1 != x2) {
if (error >= 0) {
if (error || (ix > 0)) {
y1 += iy;
error -= delta_x;
} // else do nothing
} // else do nothing
x1 += ix;
error += delta_y;
setPixel(x1, y1, color);
}
} else {
int error = delta_x - (delta_y >> 1); // error may go below zero
while (y1 != y2) {
if (error >= 0) {
if (error || (iy > 0)) {
x1 += ix;
error -= delta_y;
} // else do nothing
} // else do nothing
y1 += iy;
error += delta_x;
setPixel(x1, y1, color);
}
}
}
unsigned short kartX = 3730;
unsigned short kartY = 2300;
signed char kartSteerAnim = 0;
float kartVel = 0;
float kartAngle = 90;
#define kartSpeed 2
bool showFPS = false;
bool exeWasPressed = false;
// For framerate counter
int lastTime;
int frameCount = 0;
void main_loop() {
// Main game loop
int currentTime = RTC_GetTicks();
// If 1 second has passed, print framerate
if (currentTime - lastTime >= 128) {
lastTime = currentTime;
if (showFPS) {
int x = 8;
int y = 0;
char buffer[17] = "FPS: ";
itoa(frameCount, (unsigned char*)buffer + 5);
PrintMiniMini(&x, &y, buffer, 0, COLOR_BLACK, 0);
Bdisp_PutDisp_DD_stripe(24, 34);
}
frameCount = 0;
}
// Grass or sand = more friction
unsigned char currentTile = getTileType(kartX / scale, kartY / scale);
if (currentTile == 0 || currentTile == 7 || currentTile == 9 || currentTile == 12 || currentTile == 14 || currentTile == 15 || currentTile == 50 || currentTile == 52) {
kartVel *= 0.8;
} else {
kartVel *= 0.9;
}
float oldKartX = kartX;
float oldKartY = kartY;
kartY += kartVel * sin(-kartAngle);
kartX += kartVel * cos(-kartAngle);
unsigned char newTile = getTileType(kartX / scale, kartY / scale);
if (newTile >= 240 && newTile <= 243) { // Barrier
kartX = oldKartX;
kartY = oldKartY;
}
cameraBehind(kartX, kartY, kartAngle, 150); // TODO: calculate this rather than guessing
// kartVel += kartSpeed;
// int key = PRGM_GetKey();
bool leftPressed = keydown(KEY_PRGM_LEFT);
bool rightPressed = keydown(KEY_PRGM_RIGHT);
bool shiftPressed = keydown(KEY_PRGM_SHIFT);
if (shiftPressed) {
kartVel += kartSpeed;
}
if (leftPressed && !rightPressed && kartVel > 3) {
kartAngle -= kartVel / 10;
kartSteerAnim++;
if (kartSteerAnim > 10) {
kartSteerAnim = 10;
}
} else if (rightPressed && !leftPressed && kartVel > 3) {
kartAngle += kartVel / 10;
kartSteerAnim--;
if (kartSteerAnim < -10) {
kartSteerAnim = -10;
}
} else {
if (kartSteerAnim > 0) {
kartSteerAnim--;
if (kartSteerAnim < 0) {
kartSteerAnim = 0;
}
} else {
kartSteerAnim++;
if (kartSteerAnim > 0) {
kartSteerAnim = 0;
}
}
}
// Control the distance
/* if (keydown(KEY_PRGM_UP)) {
distance += 2;
}
if (keydown(KEY_PRGM_DOWN)) {
distance -= 2;
} */
bool exePressed = keydown(31);
if (exePressed && !exeWasPressed) {
showFPS = !showFPS;
if (!showFPS) {
// Put the sky back
fillSky(24, 34);
Bdisp_PutDisp_DD_stripe(24, 34);
}
}
exeWasPressed = exePressed;
if (keydown(KEY_PRGM_MENU)) {
// Allow the OS to handle exiting to the menu
int key;
GetKey(&key);
Bdisp_EnableColor(1);
fillSky(0, LCD_HEIGHT_PX);
}
if (keydown(KEY_PRGM_ACON)) {
PowerOff(1);
fillSky(0, LCD_HEIGHT_PX);
}
kartAngle = fmod(kartAngle, 360);
angle = fmod(kartAngle + 45, 360) * angleWidth / 90;
for (unsigned short x = 0; x < LCD_WIDTH_PX; x += 2) {
// TODO: Plus 2?
for (unsigned short y = horizon + 2; y < LCD_HEIGHT_PX; y += 1) {
unsigned short thing = getScreenPixel(x, y);
setPixel(x, y, thing);
setPixel(x + 1, y, thing);
}
}
if (kartSteerAnim >= 0) {
CopySpriteMasked(mksprites[kartSteerAnim / 2], (LCD_WIDTH_PX / 2) - 36, 128, 72, 80, 0x4fe0);
} else {
CopySpriteMaskedFlipped(mksprites[-kartSteerAnim / 2], (LCD_WIDTH_PX / 2) - 36, 128, 72, 80, 0x4fe0);
}
Bdisp_PutDisp_DD_stripe(horizon + 2, LCD_HEIGHT_PX);
frameCount++;
}
int main() {
VRAM = (color_t*) GetVRAMAddress();
VRAM = (color_t*)GetVRAMAddress();
Bdisp_EnableColor(1);
fillSky(0, LCD_HEIGHT_PX);
Bdisp_PutDisp_DD();
unsigned short kartX = 3730;
unsigned short kartY = 2300;
signed char kartSteerAnim = 0;
float kartVel = 0;
float kartAngle = 90;
#define kartSpeed 2
bool showFPS = false;
bool exeWasPressed = false;
// For framerate counter
int lastTime = RTC_GetTicks();
int frameCount = 0;
lastTime = RTC_GetTicks();
while (1) {
// Main game loop
int currentTime = RTC_GetTicks();
// If 1 second has passed, print framerate
if (currentTime - lastTime >= 128) {
lastTime = currentTime;
if (showFPS) {
int x = 8;
int y = 0;
char buffer[17] = "FPS: ";
itoa(frameCount, (unsigned char*) buffer + 5);
PrintMiniMini(&x, &y, buffer, 0, COLOR_BLACK, 0);
Bdisp_PutDisp_DD_stripe(24, 34);
}
frameCount = 0;
}
// Grass or sand = more friction
unsigned char currentTile = getTileType(kartX / scale, kartY / scale);
if (currentTile == 0 || currentTile == 7 || currentTile == 9 || currentTile == 12 || currentTile == 14 || currentTile == 15 || currentTile == 50 || currentTile == 52) {
kartVel *= 0.8;
} else {
kartVel *= 0.9;
}
float oldKartX = kartX;
float oldKartY = kartY;
kartY += kartVel * sin(-kartAngle);
kartX += kartVel * cos(-kartAngle);
unsigned char newTile = getTileType(kartX / scale, kartY / scale);
if (newTile >= 240 && newTile <= 243) { // Barrier
kartX = oldKartX;
kartY = oldKartY;
}
cameraBehind(kartX, kartY, kartAngle, 150); // TODO: calculate this rather than guessing
// kartVel += kartSpeed;
// int key = PRGM_GetKey();
bool leftPressed = keydown(KEY_PRGM_LEFT);
bool rightPressed = keydown(KEY_PRGM_RIGHT);
bool shiftPressed = keydown(KEY_PRGM_SHIFT);
if (shiftPressed) {
kartVel += kartSpeed;
}
if (leftPressed && !rightPressed && kartVel > 3) {
kartAngle -= kartVel / 10;
kartSteerAnim++;
if (kartSteerAnim > 10) {
kartSteerAnim = 10;
}
} else if (rightPressed && !leftPressed && kartVel > 3) {
kartAngle += kartVel / 10;
kartSteerAnim--;
if (kartSteerAnim < -10) {
kartSteerAnim = -10;
}
} else {
if (kartSteerAnim > 0) {
kartSteerAnim--;
if (kartSteerAnim < 0) {
kartSteerAnim = 0;
}
} else {
kartSteerAnim++;
if (kartSteerAnim > 0) {
kartSteerAnim = 0;
}
}
}
// Control the distance
/* if (keydown(KEY_PRGM_UP)) {
distance += 2;
}
if (keydown(KEY_PRGM_DOWN)) {
distance -= 2;
} */
bool exePressed = keydown(31);
if (exePressed && !exeWasPressed) {
showFPS = !showFPS;
if (!showFPS) {
// Put the sky back
fillSky(24, 34);
Bdisp_PutDisp_DD_stripe(24, 34);
}
}
exeWasPressed = exePressed;
if (keydown(KEY_PRGM_MENU)) {
// Allow the OS to handle exiting to the menu
int key;
GetKey(&key);
Bdisp_EnableColor(1);
fillSky(0, LCD_HEIGHT_PX);
}
if (keydown(KEY_PRGM_ACON)) {
PowerOff(1);
fillSky(0, LCD_HEIGHT_PX);
}
kartAngle = fmod(kartAngle, 360);
angle = fmod(kartAngle + 45, 360) * angleWidth / 90;
for (unsigned short x = 0; x < LCD_WIDTH_PX; x += 2) {
// TODO: Plus 2?
for (unsigned short y = horizon + 2; y < LCD_HEIGHT_PX; y += 1) {
unsigned short thing = getScreenPixel(x, y);
setPixel(x, y, thing);
setPixel(x + 1, y, thing);
}
}
if (kartSteerAnim >= 0) {
CopySpriteMasked(mksprites[kartSteerAnim / 2], (LCD_WIDTH_PX / 2) - 36, 128, 72, 80, 0x4fe0);
} else {
CopySpriteMaskedFlipped(mksprites[-kartSteerAnim / 2], (LCD_WIDTH_PX / 2) - 36, 128, 72, 80, 0x4fe0);
}
Bdisp_PutDisp_DD_stripe(horizon + 2, LCD_HEIGHT_PX);
frameCount++;
main_loop();
}
/* color_t* VRAM = (color_t*)0xA8000000; // emu address of VRAM