int CM_HandleDamageShader(int sideNum, int damage)
{
CCMShader *shader;
CCMShader *damageShader;
cbrushside_t *side;
// Check to see if the face can be damaged
side = cm.brushsides + sideNum;
if(side->damage <= 0)
{
return(-1);
}
if((side->damage - damage <= 0) || (damage == -1))
{
// Damage the texture
shader = CM_GetShaderInfo(side->shaderNum);
if(shader->damageShaderNum)
{
damageShader = CM_GetShaderInfo(shader->damageShaderNum);
if(damageShader)
{
side->shaderNum = shader->damageShaderNum;
side->surfaceFlags = damageShader->surfaceFlags;
side->damage = damageShader->damage;
return(side->drawSurfNum);
}
}
return(-1);
}
side->damage -= damage;
return(-1);
}
void CM_SetupShaderProperties(void)
{
int i;
const char *def;
CCMShader *shader;
// Add all basic shaders to the cmShaderTable
for(i = 0; i < cmg.numShaders; i++)
{
cmShaderTable.insert(CM_GetShaderInfo(i));
}
// Go through and parse evaluate shader names to shadernums
for(i = 0; i < cmg.numShaders; i++)
{
shader = CM_GetShaderInfo(i);
def = CM_GetShaderText(shader->shader);
if(def)
{
CM_ParseShader(shader, &def);
}
}
}
/*
=================
CM_ParseShader
The current text pointer is at the explicit text definition of the
shader. Parse it into the global shader variable.
This extracts all the info from the shader required for physics and collision
It is designed to *NOT* load any image files and not require any of the renderer to
be initialised.
=================
*/
static void CM_ParseShader( CCMShader *shader, const char **text )
{
char *token;
token = COM_ParseExt( text, qtrue );
if ( token[0] != '{' )
{
Com_Printf( S_COLOR_YELLOW "WARNING: expecting '{', found '%s' instead in shader '%s'\n", token, shader->shader );
return;
}
while ( true )
{
token = COM_ParseExt( text, qtrue );
if ( !token[0] )
{
Com_Printf( S_COLOR_YELLOW "WARNING: no concluding '}' in shader %s\n", shader->shader );
return;
}
// end of shader definition
if ( token[0] == '}' )
{
break;
}
// stage definition
else if ( token[0] == '{' )
{
SkipBracedSection( text );
continue;
}
// material deprecated as of 11 Jan 01
// material undeprecated as of 7 May 01 - q3map_material deprecated
else if ( !Q_stricmp( token, "material" ) || !Q_stricmp( token, "q3map_material" ) )
{
SV_ParseMaterial( shader, text );
}
// sun parms
// q3map_sun deprecated as of 11 Jan 01
else if ( !Q_stricmp( token, "sun" ) || !Q_stricmp( token, "q3map_sun" ) )
{
float a, b;
token = COM_ParseExt( text, qfalse );
shader->sunLight[0] = atof( token );
token = COM_ParseExt( text, qfalse );
shader->sunLight[1] = atof( token );
token = COM_ParseExt( text, qfalse );
shader->sunLight[2] = atof( token );
VectorNormalize( shader->sunLight );
token = COM_ParseExt( text, qfalse );
a = atof( token );
VectorScale( shader->sunLight, a, shader->sunLight);
token = COM_ParseExt( text, qfalse );
a = DEG2RAD(atof( token ));
token = COM_ParseExt( text, qfalse );
b = DEG2RAD(atof( token ));
shader->sunDirection[0] = cos( a ) * cos( b );
shader->sunDirection[1] = sin( a ) * cos( b );
shader->sunDirection[2] = sin( b );
}
else if ( !Q_stricmp( token, "surfaceParm" ) )
{
SV_ParseSurfaceParm( shader, text );
continue;
}
else if ( !Q_stricmp( token, "fogParms" ) )
{
if ( !CM_ParseVector( shader, text, 3, shader->fogColor ) )
{
return;
}
token = COM_ParseExt( text, qfalse );
if ( !token[0] )
{
Com_Printf( S_COLOR_YELLOW "WARNING: missing parm for 'fogParms' keyword in shader '%s'\n", shader->shader );
continue;
}
shader->depthForOpaque = atof( token );
// skip any old gradient directions
SkipRestOfLine( (const char **)text );
continue;
}
else if ( !Q_stricmp( token, "damageShader" ) )
{
CCMShader *damageShader;
token = COM_ParseExt( text, qfalse );
if ( !token[0] )
{
Com_Printf( S_COLOR_YELLOW "WARNING: missing parm for 'damageShader' keyword in shader '%s'\n", shader->shader );
continue;
}
damageShader = CM_GetShaderInfo(token);
if(damageShader)
{
shader->damageShaderNum = damageShader - cm.shaders;
}
token = COM_ParseExt( text, qfalse );
if(token)
{
shader->damage = atof(token);
}
continue;
}
//
// location hit mesh load
//
else if ( !Q_stricmp( token, "hitLocation" ) )
{
// grab the filename of the hit location texture
token = COM_ParseExt( text, qfalse );
if ( !token[0] )
{
break;
}
Q_strncpyz(shader->hitLocation, token, MAX_QPATH);
continue;
}
//
// location hit material mesh load
//
else if ( !Q_stricmp( token, "hitMaterial" ) )
{
// grab the filename of the hit location texture
token = COM_ParseExt( text, qfalse );
if ( !token[0] )
{
break;
}
Q_strncpyz(shader->hitMaterial, token, MAX_QPATH);
continue;
}
}
return;
}
