ref: e67675bc2c457a0bc3bd4b7883d82d0ec7746c10
dir: /src/zap.c/
// zap.cpp
#include "SDLU.h"
#include "main.h"
#include "players.h"
#include "zap.h"
#include "grays.h"
#include "soundfx.h"
#include "gworld.h"
#include "graphics.h"
#include "gameticks.h"
#include "level.h"
#include "random.h"
#include "tweak.h"
#include "blitter.h"
#include "font.h"
#include "score.h"
#include "hiscore.h"
#include <stdlib.h>
#include <math.h>
signed char death[2][kGridAcross][kGridDown];
int zapIteration[2];
int grenadeFrame[2] = {kBlastFrames + 1, kBlastFrames + 1}, zapScoreFrame[2];
MPoint zapScorePt[2];
MRect grenadeRect[2];
SkittlesFontPtr zapFont, zapOutline;
char zapScore[2][20] = { "", "" };
int zapScoreWidth[2];
int zapScoreR[2], zapScoreG[2], zapScoreB[2];
int zapOffsetX[7][kZapFrames], zapOffsetY[7][kZapFrames];
void ZapScoreDisplay( int player, int amount, int multiplier, int x, int y, int c )
{
char *scan;
if( amount > 0 &&
multiplier > 0 &&
x >= 0 && x < kGridAcross &&
y >= 0 && y < kGridDown &&
c >= kFirstBlob && c <= (kLastBlob+1) )
{
zapScorePt[player].v = y * kBlobVertSize + 6;
zapScorePt[player].h = x * kBlobHorizSize + 6;
zapScoreR[player] = glowColors[c][0];
zapScoreG[player] = glowColors[c][1];
zapScoreB[player] = glowColors[c][2];
SDL_snprintf( zapScore[player], sizeof(zapScore[player]), (multiplier == 1)? "%d": "%d*%d", amount, multiplier );
zapScoreWidth[player] = 0;
scan = zapScore[player];
while( *scan ) zapScoreWidth[player] += zapFont->width[(uint8_t) * scan++];
if( (zapScorePt[player].h + zapScoreWidth[player] + 8) > (kGridAcross * kBlobHorizSize) )
{
zapScorePt[player].h = (kGridAcross * kBlobHorizSize) - zapScoreWidth[player] - 8;
}
}
}
void ZapBlobs( int player )
{
int x, y, cluster, clusterCount = 0, multiplier, amount = 0;
int zapFocusX = -1, zapFocusY = -1, zapFocusC = 0;
zapScorePt[player].v = 0;
zapScoreFrame[player] = 0;
switch( chain[player] )
{
case 1: multiplier = 1; break;
default: multiplier = 2 << chain[player]; break;
}
for( y=kGridDown-1; y>=0; y-- )
{
for( x=kGridAcross-1; x>=0; x-- )
{
if( grid[player][x][y] >= kFirstBlob &&
grid[player][x][y] <= kLastBlob &&
suction[player][x][y] != kInDeath )
{
cluster = SizeUp( grid[player], x, y, grid[player][x][y] );
if( cluster >= kBlobClusterSize )
{
clusterCount++;
zapFocusX = x;
zapFocusY = y;
zapFocusC = grid[player][x][y];
amount += cluster * 10;
multiplier += cluster - kBlobClusterSize;
RemoveBlobs( player, x, y, grid[player][x][y], 0 );
}
}
}
}
if( clusterCount > 0 )
{
switch( clusterCount )
{
case 1: break;
case 2: multiplier += 3; break;
case 3: multiplier += 6; break;
case 4: multiplier += 12; break;
default: multiplier += 24; break;
}
if( multiplier > 999 ) multiplier = 999;
CalculateGrays( 1-player, amount * multiplier / difficulty[player] );
potentialCombo[player].value += amount * multiplier;
if( players == 1 ) amount *= ((level <= kLevels)? level: 1);
score[player] += amount * multiplier;
ZapScoreDisplay( player, amount, multiplier, zapFocusX, zapFocusY, zapFocusC );
}
blobTime[player] = GameTickCount( );
if( clusterCount > 0 )
{
chain[player]++;
role[player] = kKillBlobs;
PlayStereoFrequency( player, kSquishy, zapIteration[player]++ );
}
else
{
if( control[player] == kPlayerControl )
{
SubmitCombo( &potentialCombo[player] );
}
SetupGrays( player );
role[player] = kDropGrays;
if( BusyDroppingGrays( player ) )
{
PlayStereoFrequency( player, kWhistle, player );
}
}
}
void RemoveBlobs( int player, int x, int y, int color, int generation )
{
if( (x<0) || (x>=kGridAcross) || (y<0) || (y>=kGridDown) )
return;
if( grid[player][x][y] == kGray )
{
suction[player][x][y] = kGrayBlink1;
death[player][x][y] = -8 - generation;
return;
}
if( grid[player][x][y] != color || suction[player][x][y] == kInDeath )
return;
suction[player][x][y] = kInDeath;
death[player][x][y] = -12 - generation;
RemoveBlobs( player, x-1, y, color, generation+3 );
RemoveBlobs( player, x+1, y, color, generation+3 );
RemoveBlobs( player, x, y-1, color, generation+3 );
RemoveBlobs( player, x, y+1, color, generation+3 );
}
void KillBlobs( int player )
{
int x,y;
const int position[] = { 0, 15, 27, 39, 51, 63, 72, 81, 90, 99, 105,111,117,123,126,129,131,132,133,134,135,135,136,136,137,137,138,138,138,139,139,139,139,140,140,140 };
const int shading [] =
{
_5TO8(20),
_5TO8(21),
_5TO8(22),
_5TO8(23),
_5TO8(24),
_5TO8(25),
_5TO8(26),
_5TO8(27),
_5TO8(28),
_5TO8(29),
_5TO8(30),
_5TO8(31),
_5TO8(31),
_5TO8(31),
_5TO8(31),
_5TO8(31),
_5TO8(31),
_5TO8(31),
_5TO8(31),
_5TO8(31),
_5TO8(31),
_5TO8(31),
_5TO8(31),
_5TO8(30),
_5TO8(29),
_5TO8(28),
_5TO8(26),
_5TO8(24),
_5TO8(21),
_5TO8(18),
_5TO8(15),
_5TO8(12),
_5TO8(9),
_5TO8(6),
_5TO8(3),
_5TO8(0)
};
const int blobGraphic[kZapFrames] = { kDying, kDying, kDying, kDying, kSquish1,
kSquish1, kSquish1, kSquish1, kSquish2, kSquish2,
kSquish2, kSquish2, kSquish3, kSquish3, kSquish3,
kSquish3, kSquish4, kSquish4, kSquish4, kSquish4 },
grayGraphic[kZapFrames] = { kGrayBlink1, kGrayBlink1, kGrayBlink1,
kGrayBlink1, kGrayBlink1, kGrayBlink1,
kGrayBlink2, kGrayBlink2, kGrayBlink2,
kGrayBlink2, kGrayBlink2, kGrayBlink2,
kGrayBlink3, kGrayBlink3, kGrayBlink3,
kGrayBlink3, kGrayBlink3, kGrayBlink3,
kGrayBlink3, kGrayBlink3 };
MRect myRect;
MBoolean busy = false;
MPoint dPoint, oPoint;
char *scan;
if( blobTime[player] > GameTickCount( ) )
return;
blobTime[player]++;
SDLU_AcquireSurface( playerSurface[player] );
// clear grenade sprite
if( grenadeFrame[player] <= kBlastFrames )
{
CleanSpriteArea( player, &grenadeRect[player] );
if( grenadeFrame[player] == kBlastFrames ) grenadeFrame[player]++;
}
for( x=0; x<kGridAcross; x++ )
{
for( y=0; y<kGridDown; y++ )
{
if( grid[player][x][y] >= kFirstBlob && // if a blob is dying
grid[player][x][y] <= kLastBlob &&
suction[player][x][y] == kInDeath )
{
death[player][x][y]++;
busy = true;
CalcBlobRect( x, y, &myRect );
if( death[player][x][y] >= 0 && death[player][x][y] <= kZapFrames ) // draw its death
{
if( death[player][x][y] == kZapFrames )
{
grid[player][x][y] = kEmpty;
suction[player][x][y] = kNoSuction;
charred[player][x][y] = kNoCharring;
SurfaceDrawBlob( player, &myRect, kEmpty, kNoSuction, kNoCharring );
CleanSpriteArea( player, &myRect );
}
else
{
SurfaceDrawBlob( player, &myRect,
grid[player][x][y],
blobGraphic[ death[player][x][y] ],
kNoCharring );
CleanSpriteArea( player, &myRect );
}
CleanChunks( player, x, y, death[player][x][y], character[player].zapStyle );
}
else
{
SurfaceDrawBlob( player, &myRect, grid[player][x][y],
(blobTime[player] & 2)? kFlashDarkBlob: kNoSuction, kNoCharring );
CleanSpriteArea( player, &myRect );
}
}
else
{
if( grid[player][x][y] == kGray && // gray dying
suction[player][x][y] == kGrayBlink1 )
{
CalcBlobRect( x, y, &myRect );
if( death[player][x][y] >= 0 && death[player][x][y] <= kZapFrames )
{
if( death[player][x][y] == kZapFrames )
{
grid[player][x][y] = kEmpty;
suction[player][x][y] = kNoSuction;
SurfaceDrawBlob( player, &myRect, kEmpty, kNoSuction, kNoCharring );
}
else
{
SurfaceDrawBoard( player, &myRect );
SurfaceDrawAlpha( &myRect, kGray, kLight, grayGraphic[ death[player][x][y] ] );
busy = true;
}
CleanSpriteArea( player, &myRect );
}
death[player][x][y]++;
}
}
}
}
// draw score info above blobs but below chunks and explosions
if( zapScoreFrame[player] < arrsize(position) )
{
myRect.top = zapScorePt[player].v - (position[zapScoreFrame[player] ]);
myRect.left = zapScorePt[player].h;
myRect.bottom = zapScorePt[player].v - (position[zapScoreFrame[player] - 1]) + 15;
myRect.right = myRect.left + zapScoreWidth[player];
CleanSpriteArea( player, &myRect );
if( zapScoreFrame[player] < arrsize(position)-1 )
{
SDLU_AcquireSurface( playerSpriteSurface[player] );
dPoint.v = oPoint.v = myRect.top;
dPoint.h = oPoint.h = myRect.left;
scan = zapScore[player];
while( *scan )
{
SurfaceBlitWeightedCharacter( zapFont, *scan, &dPoint, zapScoreR[player], zapScoreG[player], zapScoreB[player], shading[zapScoreFrame[player]] );
SurfaceBlitWeightedCharacter( zapOutline, *scan, &oPoint, 0, 0, 0, shading[zapScoreFrame[player]] );
scan++;
}
SDLU_ReleaseSurface( playerSpriteSurface[player] );
zapScoreFrame[player]++;
busy = true;
}
}
///////////////////////////////////////////////////////////////
for( x=0; x<kGridAcross; x++ )
{
for( y=0; y<kGridDown; y++ )
{
if( grid[player][x][y] >= kFirstBlob && // if a blob is dying
grid[player][x][y] <= kLastBlob &&
suction[player][x][y] == kInDeath &&
death[player][x][y] >= 0 && death[player][x][y] < kZapFrames ) // draw chunks (after all that stuff)
{
DrawChunks( player, x, y, death[player][x][y], character[player].zapStyle );
}
}
}
SDLU_ReleaseSurface( playerSurface[player] );
if( grenadeFrame[player] < kBlastFrames )
{
busy = true;
SDLU_AcquireSurface( playerSpriteSurface[player] );
myRect.top = grenadeFrame[player] * kBlastHeight;
myRect.left = 0;
myRect.bottom = myRect.top + kBlastHeight;
myRect.right = kBlastWidth;
SurfaceBlitAlpha( playerSpriteSurface[player], blastSurface, blastMaskSurface, playerSpriteSurface[player],
&grenadeRect[player], &myRect, &myRect, &grenadeRect[player] );
grenadeFrame[player]++;
SDLU_ReleaseSurface( playerSpriteSurface[player] );
}
if( !busy && role[player] == kKillBlobs )
{
blobTime[player] = GameTickCount( );
halfway[player] = false;
role[player] = kDropBlobs;
}
}
int SizeUp( signed char myGrid[kGridAcross][kGridDown], int x, int y, int color )
{
int total;
total = GetChainSize( myGrid, x, y, color );
CleanSize( myGrid, x, y, color );
return total;
}
int GetChainSize( signed char myGrid[kGridAcross][kGridDown], int x, int y, int color )
{
int total;
if( (x<0) || (x>=kGridAcross) || (y<0) || (y>=kGridDown) ) return 0;
if( myGrid[x][y] != color ) return 0;
myGrid[x][y] = -color;
total = 1 + GetChainSize( myGrid, x-1, y, color )
+ GetChainSize( myGrid, x+1, y, color )
+ GetChainSize( myGrid, x, y-1, color )
+ GetChainSize( myGrid, x, y+1, color );
return total;
}
void CleanWithPolish( signed char myGrid[kGridAcross][kGridDown], signed char polish[kGridAcross][kGridDown], int x, int y, int color )
{
if( (x<0) || (x>=kGridAcross) || (y<0) || (y>=kGridDown) ) return;
if( myGrid[x][y] == -color )
{
myGrid[x][y] = color;
polish[x][y] = true;
CleanWithPolish( myGrid, polish, x-1, y, color );
CleanWithPolish( myGrid, polish, x+1, y, color );
CleanWithPolish( myGrid, polish, x, y-1, color );
CleanWithPolish( myGrid, polish, x, y+1, color );
}
}
void CleanSize( signed char myGrid[kGridAcross][kGridDown], int x, int y, int color )
{
if( (x<0) || (x>=kGridAcross) || (y<0) || (y>=kGridDown) ) return;
if( myGrid[x][y] == -color )
{
myGrid[x][y] = color;
CleanSize( myGrid, x-1, y, color );
CleanSize( myGrid, x+1, y, color );
CleanSize( myGrid, x, y-1, color );
CleanSize( myGrid, x, y+1, color );
}
}
void CleanChunks( int player, int x, int y, int level, int style )
{
int count, color, type;
MRect chunkRect;
SDLU_AcquireSurface( playerSpriteSurface[player] );
for( count=-3; count<=3; count++ )
{
if( count != 0 )
{
if( level > 0 )
{
CalcBlobRect( x, y, &chunkRect );
GetZapStyle( player, &chunkRect, &color, &type, count, level-1, style );
CleanSpriteArea( player, &chunkRect );
}
if( level < kZapFrames )
{
CalcBlobRect( x, y, &chunkRect );
GetZapStyle( player, &chunkRect, &color, &type, count, level, style );
CleanSpriteArea( player, &chunkRect );
}
}
}
SDLU_ReleaseSurface( playerSpriteSurface[player] );
}
void DrawChunks( int player, int x, int y, int level, int style )
{
int count, color, type;
MRect chunkRect;
SDLU_AcquireSurface( playerSpriteSurface[player] );
for( count=-3; count<=3; count++ )
{
if( count != 0 )
{
CalcBlobRect( x, y, &chunkRect );
color = grid[player][x][y];
GetZapStyle( player, &chunkRect, &color, &type, count, level, style );
SurfaceDrawSprite( &chunkRect, color, type );
}
}
SDLU_ReleaseSurface( playerSpriteSurface[player] );
}
void CleanSplat( int player, int x, int y, int level )
{
int count, color, type;
MRect chunkRect;
SDLU_AcquireSurface( playerSpriteSurface[player] );
for( count=-2; count<=2; count++ )
{
if( count != 0 )
{
if( level > 0 )
{
CalcBlobRect( x, y, &chunkRect );
GetZapStyle( player, &chunkRect, &color, &type, count, level-1, 4 );
CleanSpriteArea( player, &chunkRect );
}
if( level < kZapFrames )
{
CalcBlobRect( x, y, &chunkRect );
GetZapStyle( player, &chunkRect, &color, &type, count, level, 4 );
CleanSpriteArea( player, &chunkRect );
}
}
}
SDLU_ReleaseSurface( playerSpriteSurface[player] );
}
void DrawSplat( int player, int x, int y, int level )
{
int count, color = kGray, type;
MRect chunkRect;
SDLU_AcquireSurface( playerSpriteSurface[player] );
for( count=-2; count<=2; count++ )
{
if( level < kZapFrames && count != 0 )
{
CalcBlobRect( x, y, &chunkRect );
GetZapStyle( player, &chunkRect, &color, &type, count, level, 4 );
SurfaceDrawAlpha( &chunkRect, kGray, kLight, type );
}
}
SDLU_ReleaseSurface( playerSpriteSurface[player] );
}
void InitZapStyle( void )
{
int count, which;
double x;
const double position[kZapFrames] = {0, 10, 20, 28, 35, 42, 48, 54, 60, 64, 68, 70, 72, 73, 73, 74, 74, 75, 75, 75};
const double offset[7] = {-30, -50, -70, 0, -110, -130, -150};
zapFont = GetFont( picZapFont );
zapOutline = GetFont( picZapOutlineFont );
for( count=0; count<kZapFrames; count++ )
{
for( which=0; which<7; which++ )
{
x = d2r(offset[which]);
zapOffsetX[which][count] = (int) floor( 0.5 + position[count] * cos( x ) );
zapOffsetY[which][count] = (int) floor( 0.5 + position[count] * sin( x ) );
}
}
}
void GetZapStyle( int player, MRect *myRect, int *color, int *type, int which, int level, int style )
{
const int chunkGraphic[] = { kSquish1, kSquish1, kSquish1, kSquish1, kSquish1,
kSquish2, kSquish2, kSquish2, kSquish2, kSquish2,
kSquish3, kSquish3, kSquish3, kSquish3, kSquish3,
kSquish4, kSquish4, kSquish4, kSquish4, kSquish4 };
(void) color; // later
*type = chunkGraphic[level];
switch( style )
{
case 0:
{
const int direction[7][2] = { {0, -2}, {-2,-1}, {-2,1}, {0,0}, {2,-1}, {2,1}, {0, 2} };
const int position[kZapFrames] = {0, 5, 9, 13, 17, 21, 24, 26, 30, 33, 35, 37, 39, 41, 42, 43, 43, 44, 44, 44 };
OffsetMRect( myRect, direction[which+3][0] * position[level],
direction[which+3][1] * position[level] );
break;
}
case 1:
{
const int xVelocity = 3;
const int yOffset[3][kZapFrames] = { { -4, -8, -12, -17, -22, -26, -30, -33, -36, -39, -41, -42, -43, -44, -44, -44, -43, -42, -41, -39 },
{ -4, -7, -10, -14, -18, -21, -23, -25, -26, -27, -27, -27, -26, -25, -23, -21, -18, -14, -10, -7 },
{ -2, -4, -5, -6, -7, -8, -9, -10, -10, -11, -11, -11, -10, -9, -8, -7, -6, -5, -3, -1 } };
OffsetMRect( myRect, xVelocity * level * which, yOffset[abs(which)-1][level] );
break;
}
case 2:
{
const int position[kZapFrames] = {0, 5, 9, 13, 17, 21, 24, 27, 30, 33, 35, 37, 39, 41, 42, 43, 43, 44, 44, 44 };
OffsetMRect( myRect, 0, position[level] * which );
break;
}
case 3:
{
double fLevel = ((double)level) / 2;
OffsetMRect( myRect, (int)((player? -1.0: 1.0) * abs(which) * fLevel * (fLevel-1)), (int)((which-3) * fLevel) );
break;
}
case 4:
{
OffsetMRect( myRect, zapOffsetX[which+3][level],
zapOffsetY[which+3][level] );
break;
}
}
}