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winamp/Src/Plugins/Visualization/vis_avs/r_water.cpp

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/*
LICENSE
-------
Copyright 2005 Nullsoft, Inc.
All rights reserved.
Redistribution and use in source and binary forms, with or without modification,
are permitted provided that the following conditions are met:
* Redistributions of source code must retain the above copyright notice,
this list of conditions and the following disclaimer.
* 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.
* Neither the name of Nullsoft 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 AND CONTRIBUTORS "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 OWNER OR
CONTRIBUTORS 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.
*/
// alphachannel safe 11/21/99
#include <windows.h>
#include <commctrl.h>
#include "r_defs.h"
#include "resource.h"
#include "timing.h"
#include "../Agave/Language/api_language.h"
#ifndef LASER
#define C_THISCLASS C_WaterClass
#define MOD_NAME "Trans / Water"
class C_THISCLASS : public C_RBASE2 {
protected:
public:
C_THISCLASS();
virtual ~C_THISCLASS();
virtual int render(char visdata[2][2][576], int isBeat, int *framebuffer, int *fbout, int w, int h);
virtual char *get_desc() { static char desc[128]; return (!desc[0]?WASABI_API_LNGSTRING_BUF(IDS_TRANS_WATER,desc,128):desc); }
virtual HWND conf(HINSTANCE hInstance, HWND hwndParent);
virtual void load_config(unsigned char *data, int len);
virtual int save_config(unsigned char *data);
virtual int smp_getflags() { return 1; }
virtual int smp_begin(int max_threads, char visdata[2][2][576], int isBeat, int *framebuffer, int *fbout, int w, int h);
virtual void smp_render(int this_thread, int max_threads, char visdata[2][2][576], int isBeat, int *framebuffer, int *fbout, int w, int h);
virtual int smp_finish(char visdata[2][2][576], int isBeat, int *framebuffer, int *fbout, int w, int h); // return value is that of render() for fbstuff etc
unsigned int *lastframe;
int lastframe_len;
int enabled;
};
#define PUT_INT(y) data[pos]=(y)&255; data[pos+1]=(y>>8)&255; data[pos+2]=(y>>16)&255; data[pos+3]=(y>>24)&255
#define GET_INT() (data[pos]|(data[pos+1]<<8)|(data[pos+2]<<16)|(data[pos+3]<<24))
void C_THISCLASS::load_config(unsigned char *data, int len)
{
int pos=0;
if (len-pos >= 4) { enabled=GET_INT(); pos+=4; }
}
int C_THISCLASS::save_config(unsigned char *data)
{
int pos=0;
PUT_INT(enabled); pos+=4;
return pos;
}
C_THISCLASS::C_THISCLASS()
{
enabled=1;
lastframe_len=0;
lastframe=NULL;
}
C_THISCLASS::~C_THISCLASS()
{
if (lastframe) GlobalFree(lastframe);
}
#define _R(x) (( x ) & 0xff)
#define _G(x) ((( x )) & 0xff00)
#define _B(x) ((( x )) & 0xff0000)
#define _RGB(r,g,b) (( r ) | (( g ) & 0xff00) | (( b ) & 0xff0000))
static const int zero=0;
int C_THISCLASS::render(char visdata[2][2][576], int isBeat, int *framebuffer, int *fbout, int w, int h)
{
smp_begin(1,visdata,isBeat,framebuffer,fbout,w,h);
if (isBeat & 0x80000000) return 0;
smp_render(0,1,visdata,isBeat,framebuffer,fbout,w,h);
return smp_finish(visdata,isBeat,framebuffer,fbout,w,h);
}
int C_THISCLASS::smp_begin(int max_threads, char visdata[2][2][576], int isBeat, int *framebuffer, int *fbout, int w, int h)
{
if (!enabled) return 0;
if (!lastframe || w*h != lastframe_len)
{
if (lastframe) GlobalFree(lastframe);
lastframe_len=w*h;
lastframe=(unsigned int *)GlobalAlloc(GPTR,w*h*sizeof(int));
}
return max_threads;
}
int C_THISCLASS::smp_finish(char visdata[2][2][576], int isBeat, int *framebuffer, int *fbout, int w, int h) // return value is that of render() for fbstuff etc
{
return !!enabled;
}
void C_THISCLASS::smp_render(int this_thread, int max_threads, char visdata[2][2][576], int isBeat, int *framebuffer, int *fbout, int w, int h)
{
if (!enabled) return;
unsigned int *f = (unsigned int *) framebuffer;
unsigned int *of = (unsigned int *) fbout;
unsigned int *lfo = (unsigned int *) lastframe;
int start_l = ( this_thread * h ) / max_threads;
int end_l;
if (this_thread >= max_threads - 1) end_l = h;
else end_l = ( (this_thread+1) * h ) / max_threads;
int outh=end_l-start_l;
if (outh<1) return;
int skip_pix=start_l*w;
f += skip_pix;
of+= skip_pix;
lfo += skip_pix;
int at_top=0, at_bottom=0;
if (!this_thread) at_top=1;
if (this_thread >= max_threads - 1) at_bottom=1;
timingEnter(0);
{
if (at_top)
// top line
{
int x;
// left edge
{
int r=_R(f[1]); int g=_G(f[1]); int b=_B(f[1]);
r += _R(f[w]); g += _G(f[w]); b += _B(f[w]);
f++;
r-=_R(lfo[0]); g-=_G(lfo[0]); b-=_B(lfo[0]);
lfo++;
if (r < 0) r=0;
else if (r > 255) r=255;
if (g < 0) g=0;
else if (g > 255*256) g=255*256;
if (b < 0) b=0;
else if (b > 255*65536) b=255*65536;
*of++=_RGB(r,g,b);
}
// middle of line
x=(w-2);
while (x--)
{
int r=_R(f[1]); int g=_G(f[1]); int b=_B(f[1]);
r += _R(f[-1]); g += _G(f[-1]); b += _B(f[-1]);
r += _R(f[w]); g += _G(f[w]); b += _B(f[w]);
f++;
r/=2; g/=2; b/=2;
r-=_R(lfo[0]); g-=_G(lfo[0]); b-=_B(lfo[0]);
lfo++;
if (r < 0) r=0;
else if (r > 255) r=255;
if (g < 0) g=0;
else if (g > 255*256) g=255*256;
if (b < 0) b=0;
else if (b > 255*65536) b=255*65536;
*of++=_RGB(r,g,b);
}
// right block
{
int r=_R(f[-1]); int g=_G(f[-1]); int b=_B(f[-1]);
r += _R(f[w]); g += _G(f[w]); b += _B(f[w]);
f++;
r-=_R(lfo[0]); g-=_G(lfo[0]); b-=_B(lfo[0]);
lfo++;
if (r < 0) r=0;
else if (r > 255) r=255;
if (g < 0) g=0;
else if (g > 255*256) g=255*256;
if (b < 0) b=0;
else if (b > 255*65536) b=255*65536;
*of++=_RGB(r,g,b);
}
}
// middle block
{
int y=outh-at_top-at_bottom;
while (y--)
{
int x;
// left edge
{
int r=_R(f[1]); int g=_G(f[1]); int b=_B(f[1]);
r += _R(f[w]); g += _G(f[w]); b += _B(f[w]);
r += _R(f[-w]); g += _G(f[-w]); b += _B(f[-w]);
f++;
r/=2; g/=2; b/=2;
r-=_R(lfo[0]); g-=_G(lfo[0]); b-=_B(lfo[0]);
lfo++;
if (r < 0) r=0;
else if (r > 255) r=255;
if (g < 0) g=0;
else if (g > 255*256) g=255*256;
if (b < 0) b=0;
else if (b > 255*65536) b=255*65536;
*of++=_RGB(r,g,b);
}
// middle of line
x=(w-2);
#ifdef NO_MMX
while (x--)
{
int r=_R(f[1]); int g=_G(f[1]); int b=_B(f[1]);
r += _R(f[-1]); g += _G(f[-1]); b += _B(f[-1]);
r += _R(f[w]); g += _G(f[w]); b += _B(f[w]);
r += _R(f[-w]); g += _G(f[-w]); b += _B(f[-w]);
f++;
r/=2; g/=2; b/=2;
r-=_R(lfo[0]); g-=_G(lfo[0]); b-=_B(lfo[0]);
lfo++;
if (r < 0) r=0;
else if (r > 255) r=255;
if (g < 0) g=0;
else if (g > 255*256) g=255*256;
if (b < 0) b=0;
else if (b > 255*65536) b=255*65536;
*of++=_RGB(r,g,b);
}
#else
__asm
{
mov esi, f
mov edi, of
mov edx, lfo
mov ecx, x
mov ebx, w
shl ebx, 2
shr ecx, 1
sub esi, ebx
align 16
mmx_water_loop1:
movd mm0, [esi+ebx+4]
movd mm1, [esi+ebx-4]
punpcklbw mm0, [zero]
movd mm2, [esi+ebx*2]
punpcklbw mm1, [zero]
movd mm3, [esi]
punpcklbw mm2, [zero]
movd mm4, [edx]
paddw mm0, mm1
punpcklbw mm3, [zero]
movd mm7, [esi+ebx+8]
punpcklbw mm4, [zero]
paddw mm2, mm3
movd mm6, [esi+ebx]
paddw mm0, mm2
psrlw mm0, 1
punpcklbw mm7, [zero]
movd mm2, [esi+ebx*2+4]
psubw mm0, mm4
movd mm3, [esi+4]
packuswb mm0, mm0
movd [edi], mm0
punpcklbw mm6, [zero]
movd mm4, [edx+4]
punpcklbw mm2, [zero]
paddw mm7, mm6
punpcklbw mm3, [zero]
punpcklbw mm4, [zero]
paddw mm2, mm3
paddw mm7, mm2
add edx, 8
psrlw mm7, 1
add esi, 8
psubw mm7, mm4
packuswb mm7, mm7
movd [edi+4], mm7
add edi, 8
dec ecx
jnz mmx_water_loop1
add esi, ebx
mov f, esi
mov of, edi
mov lfo, edx
};
#endif
// right block
{
int r=_R(f[-1]); int g=_G(f[-1]); int b=_B(f[-1]);
r += _R(f[w]); g += _G(f[w]); b += _B(f[w]);
r += _R(f[-w]); g += _G(f[-w]); b += _B(f[-w]);
f++;
r/=2; g/=2; b/=2;
r-=_R(lfo[0]); g-=_G(lfo[0]); b-=_B(lfo[0]);
lfo++;
if (r < 0) r=0;
else if (r > 255) r=255;
if (g < 0) g=0;
else if (g > 255*256) g=255*256;
if (b < 0) b=0;
else if (b > 255*65536) b=255*65536;
*of++=_RGB(r,g,b);
}
}
}
// bottom line
if (at_bottom)
{
int x;
// left edge
{
int r=_R(f[1]); int g=_G(f[1]); int b=_B(f[1]);
r += _R(f[-w]); g += _G(f[-w]); b += _B(f[-w]);
f++;
r-=_R(lfo[0]); g-=_G(lfo[0]); b-=_B(lfo[0]);
lfo++;
if (r < 0) r=0;
else if (r > 255) r=255;
if (g < 0) g=0;
else if (g > 255*256) g=255*256;
if (b < 0) b=0;
else if (b > 255*65536) b=255*65536;
*of++=_RGB(r,g,b);
}
// middle of line
x=(w-2);
while (x--)
{
int r=_R(f[1]); int g=_G(f[1]); int b=_B(f[1]);
r += _R(f[-1]); g += _G(f[-1]); b += _B(f[-1]);
r += _R(f[-w]); g += _G(f[-w]); b += _B(f[-w]);
f++;
r/=2; g/=2; b/=2;
r-=_R(lfo[0]); g-=_G(lfo[0]); b-=_B(lfo[0]);
lfo++;
if (r < 0) r=0;
else if (r > 255) r=255;
if (g < 0) g=0;
else if (g > 255*256) g=255*256;
if (b < 0) b=0;
else if (b > 255*65536) b=255*65536;
*of++=_RGB(r,g,b);
}
// right block
{
int r=_R(f[-1]); int g=_G(f[-1]); int b=_B(f[-1]);
r += _R(f[-w]); g += _G(f[-w]); b += _B(f[-w]);
f++;
r-=_R(lfo[0]); g-=_G(lfo[0]); b-=_B(lfo[0]);
lfo++;
if (r < 0) r=0;
else if (r > 255) r=255;
if (g < 0) g=0;
else if (g > 255*256) g=255*256;
if (b < 0) b=0;
else if (b > 255*65536) b=255*65536;
*of++=_RGB(r,g,b);
}
}
}
memcpy(lastframe+skip_pix,framebuffer+skip_pix,w*outh*sizeof(int));
#ifndef NO_MMX
__asm emms;
#endif
timingLeave(0);
}
C_RBASE *R_Water(char *desc)
{
if (desc) { strcpy(desc,MOD_NAME); return NULL; }
return (C_RBASE *) new C_THISCLASS();
}
static C_THISCLASS *g_this;
static BOOL CALLBACK g_DlgProc(HWND hwndDlg, UINT uMsg, WPARAM wParam,LPARAM lParam)
{
switch (uMsg)
{
case WM_INITDIALOG:
if (g_this->enabled) CheckDlgButton(hwndDlg,IDC_CHECK1,BST_CHECKED);
return 1;
case WM_COMMAND:
if (LOWORD(wParam) == IDC_CHECK1)
{
if (IsDlgButtonChecked(hwndDlg,IDC_CHECK1))
g_this->enabled=1;
else
g_this->enabled=0;
}
return 0;
}
return 0;
}
HWND C_THISCLASS::conf(HINSTANCE hInstance, HWND hwndParent)
{
g_this = this;
return WASABI_API_CREATEDIALOG(IDD_CFG_WATER,hwndParent,g_DlgProc);
}
#else
C_RBASE *R_Water(char *desc) { return NULL; }
#endif
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