403 lines
12 KiB
C++
403 lines
12 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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#include <windows.h>
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#include <stdlib.h>
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#include <math.h>
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#include <commctrl.h>
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#include "resource.h"
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#include "r_defs.h"
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#include "../Agave/Language/api_language.h"
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#define MOD_NAME "Render / Starfield"
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#define C_THISCLASS C_StarField
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typedef struct
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{
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int X, Y;
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float Z;
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float Speed;
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int OX, OY;
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} StarFormat;
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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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float GET_FLOAT(unsigned char *data, int pos);
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void PUT_FLOAT(float f, unsigned char *data, int pos);
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void InitializeStars(void);
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void CreateStar(int A);
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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_STARFIELD,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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int enabled;
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int color;
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int MaxStars,MaxStars_set;
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int Xoff;
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int Yoff;
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int Zoff;
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float WarpSpeed;
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int blend;
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int blendavg;
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StarFormat Stars[4096];
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int Width, Height;
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int onbeat;
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float spdBeat;
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float incBeat;
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int durFrames;
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float CurrentSpeed;
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int nc;
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};
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static C_THISCLASS *g_ConfigThis; // global configuration dialog pointer
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static HINSTANCE g_hDllInstance; // global DLL instance pointer (not needed in this example, but could be useful)
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C_THISCLASS::~C_THISCLASS()
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{
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}
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// configuration read/write
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C_THISCLASS::C_THISCLASS() // set up default configuration
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{
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nc=0;
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color = 0xFFFFFF;
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enabled=1;
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MaxStars = 350;
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MaxStars_set=350;
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Xoff = 0;
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Yoff = 0;
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Zoff = 255;
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WarpSpeed = 6;
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CurrentSpeed = 6;
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blend = 0;
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blendavg = 0;
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Width = 0;
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Height = 0;
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onbeat = 0;
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spdBeat = 4;
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durFrames = 15;
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incBeat = 0;
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}
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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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float C_THISCLASS::GET_FLOAT(unsigned char *data, int pos)
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{
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int a = data[pos]|(data[pos+1]<<8)|(data[pos+2]<<16)|(data[pos+3]<<24);
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float f = *(float *)&a;
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return f;
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}
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void C_THISCLASS::load_config(unsigned char *data, int len) // read configuration of max length "len" from data.
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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) { color=GET_INT(); pos+=4; }
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if (len-pos >= 4) { blend=GET_INT(); pos+=4; }
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if (len-pos >= 4) { blendavg=GET_INT(); pos+=4; }
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if (len-pos >= 4) { WarpSpeed=GET_FLOAT(data, pos); pos+=4; }
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CurrentSpeed = WarpSpeed;
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if (len-pos >= 4) { MaxStars_set=GET_INT(); pos+=4; }
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if (len-pos >= 4) { onbeat=GET_INT(); pos+=4; }
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if (len-pos >= 4) { spdBeat=GET_FLOAT(data, pos); pos+=4; }
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if (len-pos >= 4) { durFrames=GET_INT(); pos+=4; }
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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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void C_THISCLASS::PUT_FLOAT(float f, unsigned char *data, int pos)
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{
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int y = *(int *)&f;
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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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}
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int C_THISCLASS::save_config(unsigned char *data) // write configuration to data, return length. config data should not exceed 64k.
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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(color); pos+=4;
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PUT_INT(blend); pos+=4;
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PUT_INT(blendavg); pos+=4;
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PUT_FLOAT(WarpSpeed, data, pos); pos+=4;
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PUT_INT(MaxStars_set); pos+=4;
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PUT_INT(onbeat); pos+=4;
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PUT_FLOAT(spdBeat, data, pos); pos+=4;
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PUT_INT(durFrames); pos+=4;
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return pos;
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}
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void C_THISCLASS::InitializeStars(void)
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{
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int i;
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#ifdef LASER
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MaxStars = MaxStars_set/12;
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if (MaxStars < 10) MaxStars=10;
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#else
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MaxStars = MulDiv(MaxStars_set,Width*Height,512*384);
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#endif
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if (MaxStars > 4095) MaxStars=4095;
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for (i=0;i<MaxStars;i++)
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{
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Stars[i].X=(rand()%Width)-Xoff;
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Stars[i].Y=(rand()%Height)-Yoff;
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Stars[i].Z=(float)(rand()%255);
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Stars[i].Speed = (float)(rand()%9+1)/10;
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}
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}
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void C_THISCLASS::CreateStar(int A)
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{
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Stars[A].X = (rand()%Width)-Xoff;
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Stars[A].Y = (rand()%Height)-Yoff;
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Stars[A].Z = (float)Zoff;
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}
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static unsigned int __inline BLEND_ADAPT(unsigned int a, unsigned int b, /*float*/int divisor)
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{
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return ((((a >> 4) & 0x0F0F0F) * (16-divisor) + (((b >> 4) & 0x0F0F0F) * divisor)));
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}
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// render function
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// render should return 0 if it only used framebuffer, or 1 if the new output data is in fbout. this is
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// used when you want to do something that you'd otherwise need to make a copy of the framebuffer.
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// w and h are the width and height of the screen, in pixels.
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// isBeat is 1 if a beat has been detected.
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// visdata is in the format of [spectrum:0,wave:1][channel][band].
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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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#ifdef LASER
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w=h=1024;
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#endif
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int i=w*h;
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int NX,NY;
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int c;
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if (!enabled) return 0;
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if (onbeat && isBeat)
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{
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CurrentSpeed = spdBeat;
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incBeat = (WarpSpeed - CurrentSpeed) / (float)durFrames;
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nc = durFrames;
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}
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if (Width != w || Height != h)
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{
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Width = w;
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Height = h;
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Xoff = Width/2;
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Yoff = Height/2;
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InitializeStars();
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}
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if (isBeat&0x80000000) return 0;
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for (i=0;i<MaxStars;i++)
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{
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if ((int)Stars[i].Z > 0)
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{
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NX = ((Stars[i].X << 7) / (int)Stars[i].Z) + Xoff;
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NY = ((Stars[i].Y << 7) / (int)Stars[i].Z) + Yoff;
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if ((NX > 0) && (NX < w) && (NY > 0) && (NY < h))
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{
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c = (int)((255-(int)Stars[i].Z)*Stars[i].Speed);
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if (color != 0xFFFFFF) c = BLEND_ADAPT((c|(c<<8)|(c<<16)), color, c>>4); else c = (c|(c<<8)|(c<<16));
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#ifdef LASER
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LineType l;
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l.color=c;
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l.mode=1;
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l.x1=(float)NX/512.0f - 1.0f;
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l.y1=(float)NY/512.0f - 1.0f;
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g_laser_linelist->AddLine(&l);
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#else
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framebuffer[NY*w+NX] = blend ? BLEND(framebuffer[NY*w+NX], c) : blendavg ? BLEND_AVG(framebuffer[NY*w+NX], c) : c;
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#endif
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Stars[i].OX = NX;
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Stars[i].OY = NY;
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Stars[i].Z-=Stars[i].Speed*CurrentSpeed;
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}
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else
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CreateStar(i);
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}
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else
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CreateStar(i);
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}
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if (!nc)
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CurrentSpeed = WarpSpeed;
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else
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{
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CurrentSpeed = max(0, CurrentSpeed + incBeat);
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nc--;
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}
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return 0;
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}
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// configuration dialog stuff
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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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switch (uMsg)
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{
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case WM_INITDIALOG:
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#ifdef LASER
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ShowWindow(GetDlgItem(hwndDlg,IDC_ADDITIVE),SW_HIDE);
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ShowWindow(GetDlgItem(hwndDlg,IDC_5050),SW_HIDE);
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ShowWindow(GetDlgItem(hwndDlg,IDC_REPLACE),SW_HIDE);
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#endif
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SendDlgItemMessage(hwndDlg, IDC_SPEED, TBM_SETTICFREQ, 10, 0);
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SendDlgItemMessage(hwndDlg, IDC_SPEED, TBM_SETRANGE, TRUE, MAKELONG(1, 5000));
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SendDlgItemMessage(hwndDlg, IDC_SPEED, TBM_SETPOS, TRUE, (int)(g_ConfigThis->WarpSpeed*100));
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SendDlgItemMessage(hwndDlg, IDC_NUMSTARS, TBM_SETTICFREQ, 100, 0);
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SendDlgItemMessage(hwndDlg, IDC_NUMSTARS, TBM_SETRANGE, TRUE, MAKELONG(100, 4095));
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SendDlgItemMessage(hwndDlg, IDC_NUMSTARS, TBM_SETPOS, TRUE, g_ConfigThis->MaxStars_set);
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SendDlgItemMessage(hwndDlg, IDC_SPDCHG, TBM_SETTICFREQ, 10, 0);
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SendDlgItemMessage(hwndDlg, IDC_SPDCHG, TBM_SETRANGE, TRUE, MAKELONG(1, 5000));
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SendDlgItemMessage(hwndDlg, IDC_SPDCHG, TBM_SETPOS, TRUE, (int)(g_ConfigThis->spdBeat*100));
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SendDlgItemMessage(hwndDlg, IDC_SPDDUR, TBM_SETTICFREQ, 10, 0);
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SendDlgItemMessage(hwndDlg, IDC_SPDDUR, TBM_SETRANGE, TRUE, MAKELONG(1, 100));
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SendDlgItemMessage(hwndDlg, IDC_SPDDUR, TBM_SETPOS, TRUE, (int)(g_ConfigThis->durFrames));
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if (g_ConfigThis->enabled) CheckDlgButton(hwndDlg,IDC_CHECK1,BST_CHECKED);
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if (g_ConfigThis->onbeat) CheckDlgButton(hwndDlg,IDC_ONBEAT2,BST_CHECKED);
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if (g_ConfigThis->blend) CheckDlgButton(hwndDlg,IDC_ADDITIVE,BST_CHECKED);
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if (g_ConfigThis->blendavg) CheckDlgButton(hwndDlg,IDC_5050,BST_CHECKED);
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if (!g_ConfigThis->blend && !g_ConfigThis->blendavg)
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CheckDlgButton(hwndDlg,IDC_REPLACE,BST_CHECKED);
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return 1;
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case WM_NOTIFY:
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{
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if (LOWORD(wParam) == IDC_SPDCHG)
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g_ConfigThis->spdBeat = (float)SendDlgItemMessage(hwndDlg, IDC_SPDCHG, TBM_GETPOS, 0, 0)/100;
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if (LOWORD(wParam) == IDC_SPDDUR)
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g_ConfigThis->durFrames = SendDlgItemMessage(hwndDlg, IDC_SPDDUR, TBM_GETPOS, 0, 0);
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if (LOWORD(wParam) == IDC_SPEED)
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{
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g_ConfigThis->WarpSpeed = (float)SendDlgItemMessage(hwndDlg, IDC_SPEED, TBM_GETPOS, 0, 0)/100;
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g_ConfigThis->CurrentSpeed = (float)SendDlgItemMessage(hwndDlg, IDC_SPEED, TBM_GETPOS, 0, 0)/100;
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}
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if (LOWORD(wParam) == IDC_NUMSTARS)
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{
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#ifndef LASER
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int a = g_ConfigThis->MaxStars_set;
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#endif
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g_ConfigThis->MaxStars_set = SendDlgItemMessage(hwndDlg, IDC_NUMSTARS, TBM_GETPOS, 0, 0);
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#ifndef LASER
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if (g_ConfigThis->MaxStars_set > a)
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#endif
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if (g_ConfigThis->Width && g_ConfigThis->Height) g_ConfigThis->InitializeStars();
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}
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return 0;
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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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if (di->CtlID == IDC_DEFCOL) // paint nifty color button
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{
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int w=di->rcItem.right-di->rcItem.left;
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int _color=g_ConfigThis->color;
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_color = ((_color>>16)&0xff)|(_color&0xff00)|((_color<<16)&0xff0000);
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HPEN hPen,hOldPen;
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HBRUSH hBrush,hOldBrush;
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LOGBRUSH lb={ (COLORREF)BS_SOLID,(COLORREF)_color,(COLORREF)0};
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hPen = (HPEN)CreatePen(PS_SOLID,0,_color);
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hBrush = CreateBrushIndirect(&lb);
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hOldPen=(HPEN)SelectObject(di->hDC,hPen);
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hOldBrush=(HBRUSH)SelectObject(di->hDC,hBrush);
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Rectangle(di->hDC,di->rcItem.left,di->rcItem.top,di->rcItem.right,di->rcItem.bottom);
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SelectObject(di->hDC,hOldPen);
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SelectObject(di->hDC,hOldBrush);
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DeleteObject(hBrush);
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DeleteObject(hPen);
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}
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}
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return 0;
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case WM_COMMAND:
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if ((LOWORD(wParam) == IDC_CHECK1) ||
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(LOWORD(wParam) == IDC_ONBEAT2) ||
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(LOWORD(wParam) == IDC_ADDITIVE) ||
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(LOWORD(wParam) == IDC_REPLACE) ||
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(LOWORD(wParam) == IDC_5050) )
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{
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g_ConfigThis->enabled=IsDlgButtonChecked(hwndDlg,IDC_CHECK1)?1:0;
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g_ConfigThis->onbeat=IsDlgButtonChecked(hwndDlg,IDC_ONBEAT2)?1:0;
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g_ConfigThis->blend=IsDlgButtonChecked(hwndDlg,IDC_ADDITIVE)?1:0;
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g_ConfigThis->blendavg=IsDlgButtonChecked(hwndDlg,IDC_5050)?1:0;
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}
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if (LOWORD(wParam) == IDC_DEFCOL) // handle clicks to nifty color button
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{
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int *a=&(g_ConfigThis->color);
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static COLORREF custcolors[16];
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CHOOSECOLOR cs;
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cs.lStructSize = sizeof(cs);
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cs.hwndOwner = hwndDlg;
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cs.hInstance = 0;
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cs.rgbResult=((*a>>16)&0xff)|(*a&0xff00)|((*a<<16)&0xff0000);
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cs.lpCustColors = custcolors;
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cs.Flags = CC_RGBINIT|CC_FULLOPEN;
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if (ChooseColor(&cs))
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{
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*a = ((cs.rgbResult>>16)&0xff)|(cs.rgbResult&0xff00)|((cs.rgbResult<<16)&0xff0000);
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g_ConfigThis->color = *a;
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}
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InvalidateRect(GetDlgItem(hwndDlg,IDC_DEFCOL),NULL,TRUE);
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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) // return NULL if no config dialog possible
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{
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g_ConfigThis = this;
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return WASABI_API_CREATEDIALOG(IDD_CFG_STARFIELD,hwndParent,g_DlgProc);
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}
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// export stuff
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C_RBASE *R_StarField(char *desc) // creates a new effect object if desc is NULL, otherwise fills in desc with description
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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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