jediacademy/code/renderer/tr_arioche.cpp
2013-04-04 17:35:38 -05:00

149 lines
4 KiB
C++

#include "../server/exe_headers.h"
#include "tr_local.h"
#include "tr_worldeffects.h"
// Patches up the loaded map to handle the parameters passed from the UI
// Remap sky to contents of the cvar ar_sky
// Grab sunlight properties from the indirected sky
//void R_RemapShader(const char *shaderName, const char *newShaderName, const char *timeOffset);
void R_ColorShiftLightingBytes( byte in[4], byte out[4] );
void NormalToLatLong( const vec3_t normal, byte bytes[2] )
{
// check for singularities
if (!normal[0] && !normal[1])
{
if ( normal[2] > 0.0f )
{
bytes[0] = 0;
bytes[1] = 0; // lat = 0, long = 0
}
else
{
bytes[0] = 128;
bytes[1] = 0; // lat = 0, long = 128
}
}
else
{
int a, b;
a = (int)(RAD2DEG( (vec_t)atan2( normal[1], normal[0] ) ) * (255.0f / 360.0f ));
a &= 0xff;
b = (int)(RAD2DEG( (vec_t)acos( normal[2] ) ) * ( 255.0f / 360.0f ));
b &= 0xff;
bytes[0] = b; // longitude
bytes[1] = a; // lattitude
}
}
void R_RMGInit(void)
{
char newSky[MAX_QPATH];
char newFog[MAX_QPATH];
shader_t *sky;
shader_t *fog;
fog_t *gfog;
mgrid_t *grid;
char temp[MAX_QPATH];
int i;
unsigned short *pos;
Cvar_VariableStringBuffer("RMG_sky", newSky, MAX_QPATH);
// Get sunlight - this should set up all the sunlight data
sky = R_FindShader( newSky, lightmapsNone, stylesDefault, qfalse );
// Remap sky
// R_RemapShader("textures/tools/_sky", newSky, NULL);
// Fill in the lightgrid with sunlight
if(tr.world->lightGridData)
{
#ifdef _XBOX
byte *memory = (byte *)tr.world->lightGridData;
byte *array;
array = memory;
memory += 3;
array[0] = (byte)Com_Clamp(0, 255, tr.sunAmbient[0] * 255.0f);
array[1] = (byte)Com_Clamp(0, 255, tr.sunAmbient[1] * 255.0f);
array[2] = (byte)Com_Clamp(0, 255, tr.sunAmbient[2] * 255.0f);
array[3] = (byte)Com_Clamp(0, 255, tr.sunLight[0]);
array[4] = (byte)Com_Clamp(0, 255, tr.sunLight[1]);
array[5] = (byte)Com_Clamp(0, 255, tr.sunLight[2]);
NormalToLatLong(tr.sunDirection, grid->latLong);
#else // _XBOX
grid = tr.world->lightGridData;
grid->ambientLight[0][0] = (byte)Com_Clamp(0, 255, tr.sunAmbient[0] * 255.0f);
grid->ambientLight[0][1] = (byte)Com_Clamp(0, 255, tr.sunAmbient[1] * 255.0f);
grid->ambientLight[0][2] = (byte)Com_Clamp(0, 255, tr.sunAmbient[2] * 255.0f);
R_ColorShiftLightingBytes(grid->ambientLight[0], grid->ambientLight[0]);
grid->directLight[0][0] = (byte)Com_Clamp(0, 255, tr.sunLight[0]);
grid->directLight[0][1] = (byte)Com_Clamp(0, 255, tr.sunLight[1]);
grid->directLight[0][2] = (byte)Com_Clamp(0, 255, tr.sunLight[2]);
R_ColorShiftLightingBytes(grid->directLight[0], grid->directLight[0]);
NormalToLatLong(tr.sunDirection, grid->latLong);
#endif // _XBOX
pos = tr.world->lightGridArray;
for(i=0;i<tr.world->numGridArrayElements;i++)
{
*pos = 0;
pos++;
}
}
// Override the global fog with the defined one
if(tr.world->globalFog != -1)
{
Cvar_VariableStringBuffer("RMG_fog", newFog, MAX_QPATH);
fog = R_FindShader( newFog, lightmapsNone, stylesDefault, qfalse);
if (fog != tr.defaultShader)
{
gfog = tr.world->fogs + tr.world->globalFog;
gfog->parms = *fog->fogParms;
if (gfog->parms.depthForOpaque)
{
gfog->tcScale = 1.0f / ( gfog->parms.depthForOpaque * 8.0f );
tr.distanceCull = gfog->parms.depthForOpaque;
Cvar_Set("RMG_distancecull", va("%f", tr.distanceCull));
}
else
{
gfog->tcScale = 1.0f;
}
gfog->colorInt = ColorBytes4 ( gfog->parms.color[0],
gfog->parms.color[1],
gfog->parms.color[2], 1.0f );
}
}
Cvar_VariableStringBuffer("RMG_weather", temp, MAX_QPATH);
// Set up any weather effects
switch(atol(temp))
{
case 0:
break;
case 1:
R_WorldEffectCommand("rain init 1000");
R_WorldEffectCommand("rain outside");
break;
case 2:
R_WorldEffectCommand("snow init 1000 outside");
R_WorldEffectCommand("snow outside");
break;
}
}
// end