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reaction
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Lens flares, what else ?

This commit is contained in:
Andrei Drexler 2003-09-20 19:38:16 +00:00
parent 6ef9835f35
commit edf4e30ad1
5 changed files with 122 additions and 84 deletions
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8
reaction/cgame/cg_consolecmds.c
View File

@ -5,6 +5,9 @@
//-----------------------------------------------------------------------------
//
// $Log$
// Revision 1.56 2003/09/20 19:38:16 makro
// Lens flares, what else ?
//
// Revision 1.55 2003/04/09 02:00:43 jbravo
// Fixed team none in DM and some final cleanups for the 3.0 release
//
@ -282,8 +285,9 @@ Debugging command to print the current position
*/
static void CG_Viewpos_f(void)
{
CG_Printf("(%i %i %i) : %i\n", (int) cg.refdef.vieworg[0],
(int) cg.refdef.vieworg[1], (int) cg.refdef.vieworg[2], (int) cg.refdefViewAngles[YAW]);
CG_Printf("(%i %i %i) : %.2f %.2f\n", (int) cg.refdef.vieworg[0],
(int) cg.refdef.vieworg[1], (int) cg.refdef.vieworg[2],
cg.refdefViewAngles[PITCH], cg.refdefViewAngles[YAW]);
}
/*

10
reaction/cgame/cg_draw.c
View File

@ -5,6 +5,9 @@
//-----------------------------------------------------------------------------
//
// $Log$
// Revision 1.76 2003/09/20 19:38:16 makro
// Lens flares, what else ?
//
// Revision 1.75 2003/09/19 00:54:23 makro
// Flares again
//
@ -2646,6 +2649,9 @@ void CG_DrawActive(stereoFrame_t stereoView)
VectorMA(cg.refdef.vieworg, -separation, cg.refdef.viewaxis[1], cg.refdef.vieworg);
}
//Makro - sun flare
CG_AddLensFlare(qtrue);
// draw 3D view
trap_R_RenderScene(&cg.refdef);
@ -2660,6 +2666,6 @@ void CG_DrawActive(stereoFrame_t stereoView)
// draw status bar and other floating elements
CG_Draw2D();
//Makro - lens flare
CG_AddLensFlare();
//Makro - reflection particles
CG_AddLensFlare(qfalse);
}

7
reaction/cgame/cg_local.h
View File

@ -5,6 +5,9 @@
//-----------------------------------------------------------------------------
//
// $Log$
// Revision 1.156 2003/09/20 19:38:16 makro
// Lens flares, what else ?
//
// Revision 1.155 2003/09/18 19:05:10 makro
// Lens flares
//
@ -1719,7 +1722,7 @@ typedef struct {
qboolean clearColorSet;
//Makro - sun flares
int lastSunTime, lastSunX, lastSunY, numFlares, sunFlareSize;
float sunAlpha;
float sunAlpha, flareFovFactor, flareFadeFactor;
vec3_t sunDir;
} cgs_t;
@ -2518,4 +2521,4 @@ int CG_NewParticleArea(int num);
void CG_DrawBigPolygon(void);
void CG_ParticleHitSnow(vec3_t org, vec3_t vel, int duration, float x, float y, float speed, float scale);
void CG_ParticleHitGrass(vec3_t org, vec3_t vel, int duration, float x, float y, float speed, float scale);
void CG_AddLensFlare();
void CG_AddLensFlare(qboolean sun);

165
reaction/cgame/cg_view.c
View File

@ -5,6 +5,9 @@
//-----------------------------------------------------------------------------
//
// $Log$
// Revision 1.42 2003/09/20 19:38:16 makro
// Lens flares, what else ?
//
// Revision 1.41 2003/09/19 21:22:52 makro
// Flares
//
@ -1018,91 +1021,113 @@ static void CG_PlayBufferedSounds(void)
#define FLARE_FADEOUT_TIME 600
void CG_AddLensFlare()
void CG_AddLensFlare(qboolean sun)
{
vec3_t dir, dp;
float PI180 = M_PI/180, pitch, yaw, cx, cy,
hfovx = cg.refdef.fov_x/2, hfovy = cg.refdef.fov_y/2;
int i, timeDelta = 0;
qboolean visible = qfalse;
if (cgs.numFlares <= 0 && (cgs.sunFlareSize <= 0 || cgs.sunAlpha == 0))
return;
VectorCopy(cgs.sunDir, dir);
dp[0] = DotProduct(dir, cg.refdef.viewaxis[0]);
dp[1] = DotProduct(dir, cg.refdef.viewaxis[1]);
dp[2] = DotProduct(dir, cg.refdef.viewaxis[2]);
yaw = 90.0f - acos(dp[1])/PI180;
pitch = 90.0f - acos(dp[2])/PI180;
//if the sun is in fov
if (dp[0] > 0 && abs(yaw) <= hfovx && abs(pitch) <= hfovy) {
//do a trace
if (sun)
{
float PI180 = M_PI/180, pitch, yaw, cx, cy,
hfovx = cg.refdef.fov_x/2, hfovy = cg.refdef.fov_y/2;
qboolean visible = qfalse;
vec3_t end;
trace_t tr;
int timeDelta = 0;
cgs.flareFadeFactor = 0.0f;
//do a trace in the direction of the sun
VectorCopy(cgs.sunDir, dir);
VectorMA(cg.refdef.vieworg, 16384, dir, end);
CG_Trace(&tr, cg.refdef.vieworg, NULL, NULL, end, 0, CONTENTS_SOLID);
//if we either hit the sky or did a full trace (most likely noclipping)
if ((tr.surfaceFlags & SURF_SKY) || tr.fraction == 1.0f)
//if we hit the sky
if (tr.surfaceFlags & SURF_SKY)
{
//get the screen co-ordinates of the sun
cx = 320 * (1.0f - dp[1] / (cos(yaw * PI180) * tan(hfovx * PI180)));
cy = 240 * (1.0f - dp[2] / (cos(pitch * PI180) * tan(hfovy * PI180)));
cgs.lastSunX = cx;
cgs.lastSunY = cy;
cgs.lastSunTime = cg.time;
visible = qtrue;
dp[0] = DotProduct(dir, cg.refdef.viewaxis[0]);
dp[1] = DotProduct(dir, cg.refdef.viewaxis[1]);
dp[2] = DotProduct(dir, cg.refdef.viewaxis[2]);
yaw = 90.0f - acos(dp[1])/PI180;
pitch = 90.0f - acos(dp[2])/PI180;
//if the sun is in fov
if (dp[0] > 0 && abs(yaw) <= hfovx && abs(pitch) <= hfovy) {
//get the screen co-ordinates of the sun
#if 0
cx = 320 * (1.0f - dp[1] / (cos(yaw * PI180) * tan(hfovx * PI180)));
cy = 240 * (1.0f - dp[2] / (cos(pitch * PI180) * tan(hfovy * PI180)));
#else
//if we really needed them to be accurate, those above would be best
//but we actually don't !
cx = 320 * (1.0f - dp[1]);
cy = 240 * (1.0f - dp[2]);
#endif
cgs.lastSunX = cx;
cgs.lastSunY = cy;
cgs.lastSunTime = cg.time;
visible = qtrue;
cgs.flareFadeFactor = 1.0f;
}
//Note - we could do more traces if we hit transparent objects instead
//of the sky for example, but that would slow things down
}
//Note - we could do more traces if we hit transparent objects instead
//of the sky for example, but that would slow things down
}
if (!visible && cgs.lastSunTime) {
timeDelta = cg.time - cgs.lastSunTime;
if (timeDelta > FLARE_FADEOUT_TIME)
cgs.lastSunTime = 0;
}
//add the sprites
if (visible || cgs.lastSunTime) {
float len = 0, fade = 1.0f, color[4];
float fovFactor = 1.0f, size, hsize;
if (!visible && cgs.lastSunTime) {
timeDelta = cg.time - cgs.lastSunTime;
if (timeDelta > FLARE_FADEOUT_TIME)
{
cgs.lastSunTime = 0;
return;
}
cgs.flareFadeFactor = 1.0f - (float)timeDelta / FLARE_FADEOUT_TIME;
}
//global vars
if (cg.refdef.fov_x < 90)
fovFactor = 5 - 0.05f * cg.refdef.fov_x;
color[0] = color[1] = color[2] = color[3] = cgs.sunAlpha;
if (!visible) {
fade = 1.0f - (float)timeDelta / FLARE_FADEOUT_TIME;
color[0] *= fade;
color[1] *= fade;
color[2] *= fade;
color[3] *= fade;
}
//sun
if (cgs.sunFlareSize > 0 && cgs.sunAlpha > 0) {
size = cgs.sunFlareSize * fovFactor;
hsize = size/2;
trap_R_SetColor(color);
CG_DrawPic(cgs.lastSunX - hsize, cgs.lastSunY - hsize, size, size, cgs.media.sunFlareShader);
}
cgs.flareFovFactor = 5 - 0.05f * cg.refdef.fov_x;
else
cgs.flareFovFactor = 1.0f;
//finally, add the sun
if (cgs.sunFlareSize > 0 && cgs.sunAlpha > 0 && cgs.flareFadeFactor != 0.0f) {
refEntity_t ent;
//reflection particles
VectorSet(dir, 320-cgs.lastSunX, 240-cgs.lastSunY, 0);
len = 2 * VectorNormalize(dir);
for (i=0; i<cgs.numFlares; i++) {
size = cg.flareShaderSize[i] * fovFactor;
hsize = size/2.0f;
dp[2] = len / cgs.numFlares * (i+1);
dp[0] = cgs.lastSunX + dp[2] * dir[0];
dp[1] = cgs.lastSunY + dp[2] * dir[1];
color[0] = cg.flareColor[i][0];
color[1] = cg.flareColor[i][1];
color[2] = cg.flareColor[i][2];
color[3] = cg.flareColor[i][3];
if (!visible)
color[3] *= fade;
trap_R_SetColor(color);
CG_DrawPic(dp[0] - hsize, dp[1] - hsize, size, size,
cgs.media.flareShader[cg.flareShaderNum[i]]);
memset(&ent, 0, sizeof(ent));
VectorCopy(tr.endpos, ent.origin);
ent.reType = RT_SPRITE;
ent.customShader = cgs.media.sunFlareShader;
//this function wouldn't be complete without some funny math
//this makes the sprite as big as the mapper wanted it to be
ent.radius = cgs.sunFlareSize * tr.fraction * 24.724346f;
ent.renderfx = RF_DEPTHHACK;
ent.shaderRGBA[0] = cgs.flareFadeFactor * cgs.sunAlpha * 255;
ent.shaderRGBA[1] = ent.shaderRGBA[0];
ent.shaderRGBA[2] = ent.shaderRGBA[0];
ent.shaderRGBA[3] = ent.shaderRGBA[0];
trap_R_AddRefEntityToScene(&ent);
}
} else {
//add the reflection particles
if (cgs.flareFadeFactor != 0.0f) {
float len = 0, color[4];
float size, hsize;
int i;
VectorSet(dir, 320-cgs.lastSunX, 240-cgs.lastSunY, 0);
len = 2 * VectorNormalize(dir);
for (i=0; i<cgs.numFlares; i++) {
size = cg.flareShaderSize[i] * cgs.flareFovFactor;
hsize = size/2.0f;
dp[2] = len / cgs.numFlares * (i+1);
dp[0] = cgs.lastSunX + dp[2] * dir[0];
dp[1] = cgs.lastSunY + dp[2] * dir[1];
color[0] = cg.flareColor[i][0];
color[1] = cg.flareColor[i][1];
color[2] = cg.flareColor[i][2];
color[3] = cg.flareColor[i][3] * cgs.flareFadeFactor;
trap_R_SetColor(color);
CG_DrawPic(dp[0] - hsize, dp[1] - hsize, size, size,
cgs.media.flareShader[cg.flareShaderNum[i]]);
}
}
}
}

16
reaction/cgame/cgame.plg
View File

@ -6,13 +6,13 @@
--------------------Configuration: cgame - Win32 Release--------------------
</h3>
<h3>Command Lines</h3>
Creating temporary file "D:\DOCUME~1\Andrei\LOCALS~1\Temp\RSP729.tmp" with contents
Creating temporary file "D:\DOCUME~1\Andrei\LOCALS~1\Temp\RSP9D9.tmp" with contents
[
/nologo /G6 /ML /W4 /GX /O2 /D "WIN32" /D "NDEBUG" /D "_WINDOWS" /FR"Release/" /Fp"Release/cgame.pch" /YX /Fo"Release/" /Fd"Release/" /FD /c
"C:\Games\Quake3\rq3source\reaction\cgame\cg_view.c"
"C:\Games\Quake3\rq3source\reaction\cgame\cg_consolecmds.c"
]
Creating command line "cl.exe @D:\DOCUME~1\Andrei\LOCALS~1\Temp\RSP729.tmp"
Creating temporary file "D:\DOCUME~1\Andrei\LOCALS~1\Temp\RSP72A.tmp" with contents
Creating command line "cl.exe @D:\DOCUME~1\Andrei\LOCALS~1\Temp\RSP9D9.tmp"
Creating temporary file "D:\DOCUME~1\Andrei\LOCALS~1\Temp\RSP9DA.tmp" with contents
[
/nologo /base:"0x30000000" /subsystem:windows /dll /incremental:no /pdb:"Release/cgamex86.pdb" /map:"Release/cgamex86.map" /machine:I386 /def:".\cgame.def" /out:"../Release/cgamex86.dll" /implib:"Release/cgamex86.lib"
.\Release\bg_misc.obj
@ -43,13 +43,13 @@ Creating temporary file "D:\DOCUME~1\Andrei\LOCALS~1\Temp\RSP72A.tmp" with conte
.\Release\q_shared.obj
.\Release\ui_shared.obj
]
Creating command line "link.exe @D:\DOCUME~1\Andrei\LOCALS~1\Temp\RSP72A.tmp"
Creating command line "link.exe @D:\DOCUME~1\Andrei\LOCALS~1\Temp\RSP9DA.tmp"
<h3>Output Window</h3>
Compiling...
cg_view.c
cg_consolecmds.c
Linking...
Creating library Release/cgamex86.lib and object Release/cgamex86.exp
Creating temporary file "D:\DOCUME~1\Andrei\LOCALS~1\Temp\RSP72E.tmp" with contents
Creating temporary file "D:\DOCUME~1\Andrei\LOCALS~1\Temp\RSP9DE.tmp" with contents
[
/nologo /o"Release/cgame.bsc"
.\Release\bg_misc.sbr
@ -79,7 +79,7 @@ Creating temporary file "D:\DOCUME~1\Andrei\LOCALS~1\Temp\RSP72E.tmp" with conte
.\Release\q_math.sbr
.\Release\q_shared.sbr
.\Release\ui_shared.sbr]
Creating command line "bscmake.exe @D:\DOCUME~1\Andrei\LOCALS~1\Temp\RSP72E.tmp"
Creating command line "bscmake.exe @D:\DOCUME~1\Andrei\LOCALS~1\Temp\RSP9DE.tmp"
Creating browse info file...
<h3>Output Window</h3>