a_dinosaur/EnDOOMed
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reformat

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a dinosaur
2024-04-13 13:19:21 +10:00
parent abf4d6a4a7
commit 54d6226e4a
1 changed files with 116 additions and 136 deletions
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252
Endoomed/src/main.cpp
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@@ -59,12 +59,12 @@ struct SChar
bool blinking;
};
inline int clampi ( int a_iVal, int a_iMin, int a_iMax )
inline int clampi(int a_iVal, int a_iMin, int a_iMax)
{
return ( a_iVal < a_iMin ) ? a_iMin : ( a_iVal > a_iMax ) ? a_iMax : a_iVal;
return (a_iVal < a_iMin) ? a_iMin : (a_iVal > a_iMax) ? a_iMax : a_iVal;
}
static Uint32 TimerCallback ( Uint32 a_uiInterval, void* a_pParam )
static Uint32 TimerCallback(Uint32 a_uiInterval, void* a_pParam)
{
SDL_Event event;
SDL_UserEvent userEvent;
@@ -77,73 +77,73 @@ static Uint32 TimerCallback ( Uint32 a_uiInterval, void* a_pParam )
event.type = SDL_USEREVENT;
event.user = userEvent;
SDL_PushEvent ( &event );
SDL_PushEvent(&event);
return a_uiInterval;
}
int main ( int argc, char** argv )
int main(int argc, char** argv)
{
if ( SDL_Init ( SDL_INIT_VIDEO ) < 0 )
if (SDL_Init(SDL_INIT_VIDEO) < 0)
{
return -1;
}
if ( !( IMG_Init ( IMG_INIT_PNG ) & IMG_INIT_PNG ) )
if (!(IMG_Init(IMG_INIT_PNG) & IMG_INIT_PNG))
{
SDL_Quit ();
SDL_Quit();
return -1;
}
SDL_Window* pWindow = nullptr;
SDL_Renderer* pRenderer = nullptr;
if ( SDL_CreateWindowAndRenderer ( 640, 400, 0, &pWindow, &pRenderer ) < 0 )
if (SDL_CreateWindowAndRenderer(640, 400, 0, &pWindow, &pRenderer) < 0)
{
IMG_Quit ();
SDL_Quit ();
IMG_Quit();
SDL_Quit();
return -1;
}
SDL_SetWindowTitle ( pWindow, "EnDOOMed" );
SDL_SetWindowTitle(pWindow, "EnDOOMed");
SDL_Texture* pCodepage = IMG_LoadTexture ( pRenderer, "codepage.png" );
if ( pCodepage == nullptr )
SDL_Texture* pCodepage = IMG_LoadTexture(pRenderer, "codepage.png");
if (pCodepage == nullptr)
{
SDL_DestroyRenderer ( pRenderer );
SDL_DestroyWindow ( pWindow );
IMG_Quit ();
SDL_Quit ();
SDL_DestroyRenderer(pRenderer);
SDL_DestroyWindow(pWindow);
IMG_Quit();
SDL_Quit();
return -1;
}
SChar aDisplay[2000];
memset ( aDisplay, 0, sizeof(aDisplay) );
memset(aDisplay, 0, sizeof(aDisplay));
FILE* pFile = fopen ( "ENDOOM.bin", "rb" );
if ( pFile == nullptr )
FILE* pFile = fopen("ENDOOM.bin", "rb");
if (pFile == nullptr)
{
SDL_DestroyTexture ( pCodepage );
SDL_DestroyRenderer ( pRenderer );
SDL_DestroyWindow ( pWindow );
IMG_Quit ();
SDL_Quit ();
SDL_DestroyTexture(pCodepage);
SDL_DestroyRenderer(pRenderer);
SDL_DestroyWindow(pWindow);
IMG_Quit();
SDL_Quit();
return -1;
}
for ( int i = 0; i < 2000; ++i )
for (int i = 0; i < 2000; ++i)
{
SChar& currentCharacter = aDisplay[i];
unsigned char ucSpecial;
fread ( &currentCharacter.character, sizeof(unsigned char), 1, pFile );
fread ( &ucSpecial, sizeof(unsigned char), 1, pFile );
fread(&currentCharacter.character, sizeof(unsigned char), 1, pFile);
fread(&ucSpecial, sizeof(unsigned char), 1, pFile);
currentCharacter.bgColour = EColour(( ucSpecial & 112 ) >> 4);
currentCharacter.bgColour = EColour((ucSpecial & 112) >> 4);
currentCharacter.fgColour = EColour(ucSpecial & 15);
currentCharacter.blinking = ( ucSpecial & 128 > 0 ) ? true : false;
currentCharacter.blinking = (ucSpecial & 128 > 0) ? true : false;
}
SDL_AddTimer ( 400, TimerCallback, nullptr );
SDL_AddTimer(400, TimerCallback, nullptr);
SChar leftBrush;
leftBrush.character = 219;
@@ -166,115 +166,95 @@ int main ( int argc, char** argv )
bool bBlinkState = true;
bool bRunning = true;
SDL_Event event;
while ( bRunning )
while (bRunning)
{
iMousePrevX = iMouseX;
iMousePrevY = iMouseY;
SDL_PumpEvents ();
if ( SDL_WaitEvent ( &event ) )
SDL_PumpEvents();
if (SDL_WaitEvent(&event))
{
do
{
switch ( event.type )
switch (event.type)
{
case ( SDL_QUIT ):
case SDL_QUIT:
bRunning = false;
break;
case SDL_USEREVENT:
bBlinkState = !bBlinkState;
bValidRender = false;
break;
case SDL_MOUSEBUTTONDOWN:
if (event.button.button == SDL_BUTTON_LEFT)
{
bRunning = false;
break;
bMouseLeft = true;
}
case ( SDL_USEREVENT ):
else if (event.button.button == SDL_BUTTON_RIGHT)
{
bBlinkState = !bBlinkState;
bValidRender = false;
break;
bMouseRight = true;
}
case ( SDL_MOUSEBUTTONDOWN ):
break;
case SDL_MOUSEBUTTONUP:
if (event.button.button == SDL_BUTTON_LEFT)
{
if ( event.button.button == SDL_BUTTON_LEFT )
{
bMouseLeft = true;
}
else
if ( event.button.button == SDL_BUTTON_RIGHT )
{
bMouseRight = true;
}
break;
bMouseLeft = false;
}
case ( SDL_MOUSEBUTTONUP ):
else if (event.button.button == SDL_BUTTON_RIGHT)
{
if ( event.button.button == SDL_BUTTON_LEFT )
{
bMouseLeft = false;
}
else
if ( event.button.button == SDL_BUTTON_RIGHT )
{
bMouseRight = false;
}
break;
bMouseRight = false;
}
case ( SDL_MOUSEMOTION ):
break;
case SDL_MOUSEMOTION:
iMouseX = event.motion.x;
iMouseY = event.motion.y;
break;
case SDL_WINDOWEVENT:
switch (event.window.event)
{
iMouseX = event.motion.x;
iMouseY = event.motion.y;
case SDL_WINDOWEVENT_LEAVE:
bMouseInWindow = false;
break;
}
case ( SDL_WINDOWEVENT ):
{
switch ( event.window.event )
{
case ( SDL_WINDOWEVENT_LEAVE ):
{
bMouseInWindow = false;
break;
};
case ( SDL_WINDOWEVENT_ENTER ):
{
bMouseInWindow = true;
break;
};
};
case SDL_WINDOWEVENT_ENTER:
bMouseInWindow = true;
break;
}
};
break;
}
}
while ( SDL_PollEvent ( &event ) > 0 );
while (SDL_PollEvent(&event) > 0);
}
if ( bMouseInWindow && ( bMouseLeft || bMouseRight ) )
if (bMouseInWindow && (bMouseLeft || bMouseRight))
{
int iFromX = clampi ( iMouseX / CHARWIDTH, 0, 79 );
int iFromY = clampi ( iMouseY / CHARHEIGHT, 0, 24 );
int iToX = clampi ( iMousePrevX / CHARWIDTH, 0, 79 );
int iToY = clampi ( iMousePrevY / CHARHEIGHT, 0, 24 );
int iFromX = clampi(iMouseX / CHARWIDTH, 0, 79);
int iFromY = clampi(iMouseY / CHARHEIGHT, 0, 24);
int iToX = clampi(iMousePrevX / CHARWIDTH, 0, 79);
int iToY = clampi(iMousePrevY / CHARHEIGHT, 0, 24);
SChar* srcChar = nullptr;
if ( bMouseLeft )
if (bMouseLeft)
{
srcChar = &leftBrush;
}
else
if ( bMouseRight )
else if (bMouseRight)
{
srcChar = &rightBrush;
}
if ( iToX == iFromX && iToY == iFromY )
if (iToX == iFromX && iToY == iFromY)
{
SChar& dstChar = aDisplay[iToX + iToY * 80];
dstChar.blinking = srcChar->blinking;
dstChar.bgColour = srcChar->bgColour;
dstChar.fgColour = srcChar->fgColour;
dstChar.character = srcChar->character;
dstChar.blinking = srcChar->blinking;
dstChar.bgColour = srcChar->bgColour;
dstChar.fgColour = srcChar->fgColour;
dstChar.character = srcChar->character;
}
else
{
int iTemp;
bool bSteep = labs ( iToY - iFromY ) > labs ( iToX - iFromX );
if ( bSteep )
bool bSteep = labs(iToY - iFromY) > labs(iToX - iFromX);
if (bSteep)
{
iTemp = iFromY;
iFromY = iFromX;
@@ -284,7 +264,7 @@ int main ( int argc, char** argv )
iToY = iToX;
iToX = iTemp;
}
if ( iFromX > iToX )
if (iFromX > iToX)
{
iTemp = iToX;
iToX = iFromX;
@@ -296,31 +276,31 @@ int main ( int argc, char** argv )
}
int iDeltaX = iToX - iFromX;
int iDeltaY = labs ( iToY - iFromY );
int iDeltaY = labs(iToY - iFromY);
int iError = iDeltaX / 2;
int iY = iFromY;
int iYStep = ( iFromY < iToY ) ? 1 : -1;
for ( int iX = iFromX; iX <= iToX; ++iX )
int iYStep = (iFromY < iToY) ? 1 : -1;
for (int iX = iFromX; iX <= iToX; ++iX)
{
if ( bSteep )
if (bSteep)
{
SChar& dstChar = aDisplay[iY + iX * 80];
dstChar.blinking = srcChar->blinking;
dstChar.bgColour = srcChar->bgColour;
dstChar.fgColour = srcChar->fgColour;
dstChar.character = srcChar->character;
dstChar.blinking = srcChar->blinking;
dstChar.bgColour = srcChar->bgColour;
dstChar.fgColour = srcChar->fgColour;
dstChar.character = srcChar->character;
}
else
{
SChar& dstChar = aDisplay[iX + iY * 80];
dstChar.blinking = srcChar->blinking;
dstChar.bgColour = srcChar->bgColour;
dstChar.fgColour = srcChar->fgColour;
dstChar.character = srcChar->character;
dstChar.blinking = srcChar->blinking;
dstChar.bgColour = srcChar->bgColour;
dstChar.fgColour = srcChar->fgColour;
dstChar.character = srcChar->character;
}
iError -= iDeltaY;
if ( iError < 0 )
if (iError < 0)
{
iY += iYStep;
iError += iDeltaX;
@@ -331,10 +311,10 @@ int main ( int argc, char** argv )
bValidRender = false;
}
if ( !bValidRender )
if (!bValidRender)
{
SDL_SetRenderDrawColor ( pRenderer, 48, 48, 48, 255 );
SDL_RenderClear ( pRenderer );
SDL_SetRenderDrawColor(pRenderer, 48, 48, 48, 255);
SDL_RenderClear(pRenderer);
SDL_Rect src, dst;
@@ -344,44 +324,44 @@ int main ( int argc, char** argv )
dst.h = CHARHEIGHT;
int iX = 0, iY = 0;
for ( int i = 0; i < 2000; ++i )
for (int i = 0; i < 2000; ++i)
{
SChar& currentCharacter = aDisplay[i];
SDL_Colour& currentBgColour = g_aColourTable[(unsigned char)aDisplay[i].bgColour];
SDL_Colour& currentFgColour = g_aColourTable[(unsigned char)aDisplay[i].fgColour];
src.x = ( currentCharacter.character % 32 ) * CHARWIDTH;
src.y = ( currentCharacter.character / 32 ) * CHARHEIGHT;
src.x = (currentCharacter.character % 32) * CHARWIDTH;
src.y = (currentCharacter.character / 32) * CHARHEIGHT;
dst.x = iX * CHARWIDTH;
dst.y = iY * CHARHEIGHT;
SDL_SetRenderDrawColor ( pRenderer, currentBgColour.r, currentBgColour.g, currentBgColour.b, currentBgColour.a );
SDL_RenderFillRect ( pRenderer, &dst );
SDL_SetRenderDrawColor ( pRenderer, 0, 0, 0, currentFgColour.a );
SDL_SetRenderDrawColor(pRenderer, currentBgColour.r, currentBgColour.g, currentBgColour.b, currentBgColour.a);
SDL_RenderFillRect(pRenderer, &dst);
SDL_SetRenderDrawColor(pRenderer, 0, 0, 0, currentFgColour.a);
if ( bBlinkState || !currentCharacter.blinking )
if (bBlinkState || !currentCharacter.blinking)
{
SDL_SetTextureColorMod ( pCodepage, currentFgColour.r, currentFgColour.g, currentFgColour.b );
SDL_RenderCopy ( pRenderer, pCodepage, &src, &dst );
SDL_SetTextureColorMod(pCodepage, currentFgColour.r, currentFgColour.g, currentFgColour.b);
SDL_RenderCopy(pRenderer, pCodepage, &src, &dst);
}
if ( ++iX >= 80 )
if (++iX >= 80)
{
iX = 0;
++iY;
}
}
SDL_RenderPresent ( pRenderer );
SDL_RenderPresent(pRenderer);
bValidRender = true;
}
}
fclose ( pFile );
SDL_DestroyTexture ( pCodepage );
SDL_DestroyRenderer ( pRenderer );
SDL_DestroyWindow ( pWindow );
IMG_Quit ();
SDL_Quit ();
fclose(pFile);
SDL_DestroyTexture(pCodepage);
SDL_DestroyRenderer(pRenderer);
SDL_DestroyWindow(pWindow);
IMG_Quit();
SDL_Quit();
return 0;
}