mirror of
https://github.com/WinampDesktop/winamp.git
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315 lines
No EOL
8 KiB
C++
315 lines
No EOL
8 KiB
C++
/*
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LICENSE
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-------
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Copyright 2005 Nullsoft, Inc.
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All rights reserved.
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Redistribution and use in source and binary forms, with or without modification,
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are permitted provided that the following conditions are met:
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* Redistributions of source code must retain the above copyright notice,
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this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright notice,
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this list of conditions and the following disclaimer in the documentation
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and/or other materials provided with the distribution.
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* Neither the name of Nullsoft nor the names of its contributors may be used to
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endorse or promote products derived from this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR
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IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
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FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
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IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
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OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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// alphachannel safe (sets alpha to 0 on rendered portions) 11/21/99
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#include <windows.h>
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#include <math.h>
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#include "r_defs.h"
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#include "resource.h"
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#include "../Agave/Language/api_language.h"
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#ifndef LASER
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#define C_THISCLASS C_BSpinClass
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#define MOD_NAME "Render / Bass Spin"
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class C_THISCLASS : public C_RBASE {
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protected:
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public:
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C_THISCLASS();
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virtual ~C_THISCLASS();
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virtual int render(char visdata[2][2][576], int isBeat, int *framebuffer, int *fbout, int w, int h);
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virtual char *get_desc() { static char desc[128]; return (!desc[0]?WASABI_API_LNGSTRING_BUF(IDS_RENDER_BASS_SPIN,desc,128):desc); }
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virtual HWND conf(HINSTANCE hInstance, HWND hwndParent);
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virtual void load_config(unsigned char *data, int len);
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virtual int save_config(unsigned char *data);
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void my_triangle(int *fb, int points[6], int width, int height, int color);
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int enabled;
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int colors[2];
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int mode;
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int last_a;
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int lx[2][2],ly[2][2];
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double r_v[2];
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double v[2];
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double dir[2];
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};
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#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
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#define GET_INT() (data[pos]|(data[pos+1]<<8)|(data[pos+2]<<16)|(data[pos+3]<<24))
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void C_THISCLASS::load_config(unsigned char *data, int len)
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{
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int pos=0;
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if (len-pos >= 4) { enabled=GET_INT(); pos+=4; }
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if (len-pos >= 4) { colors[0]=GET_INT(); pos+=4; }
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if (len-pos >= 4) { colors[1]=GET_INT(); pos+=4; }
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if (len-pos >= 4) { mode=GET_INT(); pos+=4; }
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}
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int C_THISCLASS::save_config(unsigned char *data)
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{
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int pos=0;
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PUT_INT(enabled); pos+=4;
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PUT_INT(colors[0]); pos+=4;
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PUT_INT(colors[1]); pos+=4;
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PUT_INT(mode); pos+=4;
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return pos;
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}
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C_THISCLASS::C_THISCLASS()
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{
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last_a=0;
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enabled=3;
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colors[0]=RGB(255,255,255);
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colors[1]=RGB(255,255,255);
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memset(lx,0,sizeof(lx));
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memset(ly,0,sizeof(ly));
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memset(v,0,sizeof(v));
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r_v[0]=3.14159;
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r_v[1]=0.0;
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dir[0]=-1.0;
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dir[1]=1.0;
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mode=1;
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}
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C_THISCLASS::~C_THISCLASS()
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{
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}
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int C_THISCLASS::render(char visdata[2][2][576], int isBeat, int *framebuffer, int *fbout, int w, int h)
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{
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int y,x;
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if (isBeat&0x80000000) return 0;
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for (y = 0; y < 2; y ++)
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{
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if (!(enabled&(1<<y))) continue;
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unsigned char *fa_data=(unsigned char *)visdata[0][y];
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int xp,yp;
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int ss=min(h/2,(w*3)/8);
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double s=(double)ss;
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int c_x = (!y?w/2-ss/2:w/2+ss/2);
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int a=0,d=0;
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int nc=1;
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int oc6 = colors[y];
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for (x = 0; x < 44; x ++)
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{
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d+=fa_data[x];
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}
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a=(d*512)/(last_a+30*256);
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last_a=d;
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if (a > 255) a =255;
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v[y] = 0.7*(max(a-104,12)/96.0) + 0.3*v[y];
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r_v[y] += 3.14159/6.0 * v[y] * dir[y];
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s *= a*1.0/256.0f;
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yp=(int)(sin(r_v[y])*s);
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xp=(int)(cos(r_v[y])*s);
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if (mode==0)
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{
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if (lx[0][y] || ly[0][y]) line(framebuffer,lx[0][y],ly[0][y],xp+c_x,yp+h/2,w,h,oc6,(g_line_blend_mode&0xff0000)>>16);
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lx[0][y]=xp+c_x;
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ly[0][y]=yp+h/2;
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line(framebuffer,c_x,h/2,c_x+xp,h/2+yp,w,h,oc6,(g_line_blend_mode&0xff0000)>>16);
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if (lx[1][y] || ly[1][y]) line(framebuffer,lx[1][y],ly[1][y],c_x-xp,h/2-yp,w,h,oc6,(g_line_blend_mode&0xff0000)>>16);
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lx[1][y]=c_x-xp;
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ly[1][y]=h/2-yp;
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line(framebuffer,c_x,h/2,c_x-xp,h/2-yp,w,h,oc6,(g_line_blend_mode&0xff0000)>>16);
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}
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else if (mode==1)
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{
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if (lx[0][y] || ly[0][y])
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{
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int points[6] = { c_x,h/2, lx[0][y], ly[0][y], xp+c_x,yp+h/2 };
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my_triangle(framebuffer,points,w,h,oc6);
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}
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lx[0][y]=xp+c_x;
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ly[0][y]=yp+h/2;
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if (lx[1][y] || ly[1][y])
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{
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int points[6] = { c_x,h/2, lx[1][y], ly[1][y], c_x-xp,h/2-yp };
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my_triangle(framebuffer,points,w,h,oc6);
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}
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lx[1][y]=c_x-xp;
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ly[1][y]=h/2-yp;
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}
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}
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return 0;
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}
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C_RBASE *R_BSpin(char *desc)
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{
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if (desc) { strcpy(desc,MOD_NAME); return NULL; }
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return (C_RBASE *) new C_THISCLASS();
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}
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static C_THISCLASS *g_this;
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static BOOL CALLBACK g_DlgProc(HWND hwndDlg, UINT uMsg, WPARAM wParam,LPARAM lParam)
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{
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int *a=NULL;
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switch (uMsg)
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{
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case WM_DRAWITEM:
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{
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DRAWITEMSTRUCT *di=(DRAWITEMSTRUCT *)lParam;
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switch (di->CtlID)
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{
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case IDC_LC:
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GR_DrawColoredButton(di,g_this->colors[0]);
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break;
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case IDC_RC:
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GR_DrawColoredButton(di,g_this->colors[1]);
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break;
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}
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}
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return 0;
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case WM_INITDIALOG:
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if (g_this->enabled&1) CheckDlgButton(hwndDlg,IDC_LEFT,BST_CHECKED);
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if (g_this->enabled&2) CheckDlgButton(hwndDlg,IDC_RIGHT,BST_CHECKED);
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if (g_this->mode==0) CheckDlgButton(hwndDlg,IDC_LINES,BST_CHECKED);
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if (g_this->mode==1) CheckDlgButton(hwndDlg,IDC_TRI,BST_CHECKED);
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return 1;
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case WM_COMMAND:
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switch (LOWORD(wParam))
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{
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case IDC_LINES:
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g_this->mode=IsDlgButtonChecked(hwndDlg,IDC_LINES)?0:1;
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return 0;
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case IDC_TRI:
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g_this->mode=IsDlgButtonChecked(hwndDlg,IDC_TRI)?1:0;
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return 0;
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case IDC_LEFT:
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g_this->enabled&=~1;
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g_this->enabled|=IsDlgButtonChecked(hwndDlg,IDC_LEFT)?1:0;
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return 0;
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case IDC_RIGHT:
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g_this->enabled&=~2;
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g_this->enabled|=IsDlgButtonChecked(hwndDlg,IDC_RIGHT)?2:0;
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return 0;
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case IDC_LC:
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if (!a) a=&g_this->colors[0];
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case IDC_RC:
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if (!a) a=&g_this->colors[1];
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GR_SelectColor(hwndDlg,a);
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InvalidateRect(GetDlgItem(hwndDlg,LOWORD(wParam)),NULL,FALSE);
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return 0;
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}
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}
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return 0;
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}
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HWND C_THISCLASS::conf(HINSTANCE hInstance, HWND hwndParent)
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{
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g_this = this;
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return WASABI_API_CREATEDIALOG(IDD_CFG_BSPIN,hwndParent,g_DlgProc);
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}
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#define F16(x) ((x)<<16)
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void C_THISCLASS::my_triangle(int *fb, int points[6], int width, int height, int color)
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{
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int ymax;
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int p;
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int y;
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int dx1,dx2;
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int x1,x2;
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for (y = 0; y < 2; y ++)
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{
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if (points[1] > points[3])
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{
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p=points[2]; points[2]=points[0]; points[0]=p;
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p=points[3]; points[3]=points[1]; points[1]=p;
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}
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if (points[3] > points[5])
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{
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p=points[4]; points[4]=points[2]; points[2]=p;
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p=points[5]; points[5]=points[3]; points[3]=p;
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}
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}
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x1=x2=F16(points[0]);
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if (points[1] < points[3])
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{
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dx1 = F16(points[2]-points[0])/(points[3]-points[1]);
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} else dx1=0;
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if (points[1] < points[5])
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dx2 = F16(points[4]-points[0])/(points[5]-points[1]);
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else dx2=0;
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fb += points[1]*width;
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ymax = min(points[5],height);
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for (y = points[1]; y < ymax; y ++)
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{
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if (y == points[3])
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{
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if (y == points[5]) return;
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x1=F16(points[2]);
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dx1=F16(points[4]-points[2])/(points[5]-points[3]);
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}
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if (y >= 0) {
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int x,xl;
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x=(min(x1,x2)-32768)>>16;
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xl=((max(x1,x2)+32768)>>16)-x;
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if (xl < 0) xl=-xl;
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if (!xl) xl++;
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{
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int *t=fb+x;
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if (x < 0) { t-=x; xl-=x; }
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if (x+xl >= width) xl=width-x;
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if (xl>0) while (xl--) BLEND_LINE(t++,color);
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}
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}
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fb += width;
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x1+=dx1;
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x2+=dx2;
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}
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}
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#else
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C_RBASE *R_BSpin(char *desc) { return NULL; }
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#endif |