/*
=========================
RB_CalcDeformNormals
Wiggle the normals for wavy environment mapping
=========================
*/
void RB_CalcDeformNormals( deformStage_t *ds ) {
int i;
float scale;
float *xyz = ( float * ) tess.xyz;
float *normal = ( float * ) tess.normal;
for ( i = 0; i < tess.numVertexes; i++, xyz += 4, normal += 4 ) {
scale = 0.98f;
scale = R_NoiseGet4f( xyz[0] * scale, xyz[1] * scale, xyz[2] * scale,
backEnd.refdef.floatTime * ds->deformationWave.frequency );
normal[ 0 ] += ds->deformationWave.amplitude * scale;
scale = 0.98f;
scale = R_NoiseGet4f( 100 + xyz[0] * scale, xyz[1] * scale, xyz[2] * scale,
backEnd.refdef.floatTime * ds->deformationWave.frequency );
normal[ 1 ] += ds->deformationWave.amplitude * scale;
scale = 0.98f;
scale = R_NoiseGet4f( 200 + xyz[0] * scale, xyz[1] * scale, xyz[2] * scale,
backEnd.refdef.floatTime * ds->deformationWave.frequency );
normal[ 2 ] += ds->deformationWave.amplitude * scale;
VectorNormalizeFast( normal );
}
}
// Wiggle the normals for wavy environment mapping
void RB_CalcDeformNormals( deformStage_t *ds ) {
int i;
float scale;
vector3 *xyz = &tess.xyz[0], *normal = &tess.normal[0];
for ( i = 0; i < tess.numVertexes; i++, xyz++, normal++ ) {
scale = 0.98f;
scale = R_NoiseGet4f( 000 + xyz->x * scale, xyz->y * scale, xyz->z * scale, tess.shaderTime * ds->deformationWave.frequency );
normal->x += ds->deformationWave.amplitude * scale;
scale = 0.98f;
scale = R_NoiseGet4f( 100 + xyz->x * scale, xyz->y * scale, xyz->z * scale, tess.shaderTime * ds->deformationWave.frequency );
normal->y += ds->deformationWave.amplitude * scale;
scale = 0.98f;
scale = R_NoiseGet4f( 200 + xyz->z * scale, xyz->y * scale, xyz->z * scale, tess.shaderTime * ds->deformationWave.frequency );
normal->z += ds->deformationWave.amplitude * scale;
VectorNormalizeFast( normal );
}
}
/*
** EvalWaveForm
**
** Evaluates a given waveForm_t, referencing backEnd.refdef.time directly
*/
static float EvalWaveForm( const waveForm_t *wf )
{
float *table;
if ( wf->func == GF_NOISE ) {
return ( wf->base + R_NoiseGet4f( 0, 0, 0, ( backEnd.refdef.floatTime + wf->phase ) * wf->frequency ) * wf->amplitude );
} else if (wf->func == GF_RAND) {
if( GetNoiseTime( backEnd.refdef.time + wf->phase ) <= wf->frequency ) {
return (wf->base + wf->amplitude);
} else {
return wf->base;
}
}
table = TableForFunc( wf->func );
return WAVEVALUE( table, wf->base, wf->amplitude, wf->phase, wf->frequency );
}
/*
===============
R_Init
===============
*/
void R_Init( void ) {
int err;
int i;
byte *ptr;
ri.Printf( PRINT_ALL, "----- R_Init -----\n" );
// clear all our internal state
Com_Memset( &tr, 0, sizeof( tr ) );
Com_Memset( &backEnd, 0, sizeof( backEnd ) );
Com_Memset( &tess, 0, sizeof( tess ) );
#ifdef ELITEFORCE
if(sizeof(glconfig_t) != 5192)
{
ri.Error( ERR_FATAL, "Mod ABI incompatible: sizeof(glconfig_t) == %u != 5192", (unsigned int) sizeof(glconfig_t));
}
#else
if(sizeof(glconfig_t) != 11332)
ri.Error( ERR_FATAL, "Mod ABI incompatible: sizeof(glconfig_t) == %u != 11332", (unsigned int) sizeof(glconfig_t));
#endif
// Swap_Init();
if ( (intptr_t)tess.xyz & 15 ) {
ri.Printf( PRINT_WARNING, "tess.xyz not 16 byte aligned\n" );
}
Com_Memset( tess.constantColor255, 255, sizeof( tess.constantColor255 ) );
R_NoiseInit();
//
// init function tables
//
for ( i = 0; i < FUNCTABLE_SIZE; i++ )
{
tr.sinTable[i] = sin( DEG2RAD( i * 360.0f / ( ( float ) ( FUNCTABLE_SIZE - 1 ) ) ) );
tr.squareTable[i] = ( i < FUNCTABLE_SIZE/2 ) ? 1.0f : -1.0f;
tr.sawToothTable[i] = (float)i / FUNCTABLE_SIZE;
tr.inverseSawToothTable[i] = 1.0f - tr.sawToothTable[i];
tr.noiseTable[i] = R_NoiseGet4f(0, 0, 0, i);
if ( i < FUNCTABLE_SIZE / 2 )
{
if ( i < FUNCTABLE_SIZE / 4 )
{
tr.triangleTable[i] = ( float ) i / ( FUNCTABLE_SIZE / 4 );
}
else
{
tr.triangleTable[i] = 1.0f - tr.triangleTable[i-FUNCTABLE_SIZE / 4];
}
}
else
{
tr.triangleTable[i] = -tr.triangleTable[i-FUNCTABLE_SIZE/2];
}
}
R_InitFogTable();
R_Register();
max_polys = r_maxpolys->integer;
if (max_polys < MAX_POLYS)
max_polys = MAX_POLYS;
max_polyverts = r_maxpolyverts->integer;
if (max_polyverts < MAX_POLYVERTS)
max_polyverts = MAX_POLYVERTS;
ptr = ri.Hunk_Alloc( sizeof( *backEndData ) + sizeof(srfPoly_t) * max_polys + sizeof(polyVert_t) * max_polyverts, h_low);
backEndData = (backEndData_t *) ptr;
backEndData->polys = (srfPoly_t *) ((char *) ptr + sizeof( *backEndData ));
backEndData->polyVerts = (polyVert_t *) ((char *) ptr + sizeof( *backEndData ) + sizeof(srfPoly_t) * max_polys);
R_InitNextFrame();
InitOpenGL();
R_InitImages();
R_InitShaders();
R_InitSkins();
R_ModelInit();
R_InitFreeType();
err = qglGetError();
if ( err != GL_NO_ERROR )
ri.Printf (PRINT_ALL, "glGetError() = 0x%x\n", err);
// print info
GfxInfo_f();
ri.Printf( PRINT_ALL, "----- finished R_Init -----\n" );
}
/*
===============
R_Init
===============
*/
void R_Init( void ) {
static qboolean firstTime = qtrue;
int err;
int i;
byte *ptr;
ri.Printf(PRINT_DEVELOPER, "----- R_Init -----\n");
// clear all our internal state
Com_Memset( &tr, 0, sizeof( tr ) );
Com_Memset( &backEnd, 0, sizeof( backEnd ) );
Com_Memset( &tess, 0, sizeof( tess ) );
// Swap_Init();
if ( refHeadless ) {
// dummy shader
tr.defaultShader = ri.Hunk_Alloc( sizeof( shader_t ), h_low );
tr.defaultShader->defaultShader = qtrue;
Q_strncpyz(tr.defaultShader->name, "<default>", MAX_QPATH);
// dedicated server only uses model data
R_ModelInit();
return;
}
if ( (intptr_t)tess.xyz & 15 ) {
ri.Printf( PRINT_WARNING, "tess.xyz not 16 byte aligned\n" );
}
Com_Memset( tess.constantColor255, 255, sizeof( tess.constantColor255 ) );
R_NoiseInit();
//
// init function tables
//
for ( i = 0; i < FUNCTABLE_SIZE; i++ )
{
tr.sinTable[i] = sin( DEG2RAD( i * 360.0f / ( ( float ) ( FUNCTABLE_SIZE - 1 ) ) ) );
tr.squareTable[i] = ( i < FUNCTABLE_SIZE/2 ) ? 1.0f : -1.0f;
tr.sawToothTable[i] = (float)i / FUNCTABLE_SIZE;
tr.inverseSawToothTable[i] = 1.0f - tr.sawToothTable[i];
tr.noiseTable[i] = R_NoiseGet4f(0, 0, 0, i);
if ( i < FUNCTABLE_SIZE / 2 )
{
if ( i < FUNCTABLE_SIZE / 4 )
{
tr.triangleTable[i] = ( float ) i / ( FUNCTABLE_SIZE / 4 );
}
else
{
tr.triangleTable[i] = 1.0f - tr.triangleTable[i-FUNCTABLE_SIZE / 4];
}
}
else
{
tr.triangleTable[i] = -tr.triangleTable[i-FUNCTABLE_SIZE/2];
}
}
R_InitFogTable();
R_Register();
max_polys = r_maxpolys->integer;
if (max_polys < MAX_POLYS)
max_polys = MAX_POLYS;
max_polyverts = r_maxpolyverts->integer;
if (max_polyverts < MAX_POLYVERTS)
max_polyverts = MAX_POLYVERTS;
max_polybuffers = r_maxpolybuffers->integer;
if (max_polybuffers < MAX_POLYBUFFERS)
max_polybuffers = MAX_POLYBUFFERS;
ptr = ri.Hunk_Alloc( sizeof( *backEndData ) + sizeof(srfPoly_t) * max_polys + sizeof(polyVert_t) * max_polyverts
+ sizeof(srfPolyBuffer_t) * max_polybuffers, h_low);
backEndData = (backEndData_t *) ptr;
backEndData->polys = (srfPoly_t *) ((char *) ptr + sizeof( *backEndData ));
backEndData->polyVerts = (polyVert_t *) ((char *) ptr + sizeof( *backEndData ) + sizeof(srfPoly_t) * max_polys);
backEndData->polybuffers = (srfPolyBuffer_t *) ((char *) ptr + sizeof( *backEndData ) + sizeof(srfPoly_t) * max_polys
+ sizeof(polyVert_t) * max_polyverts);
R_InitNextFrame();
InitOpenGL();
R_InitImages();
R_InitShaders();
R_InitSkins();
R_ModelInit();
R_InitFreeType();
err = qglGetError();
if ( err != GL_NO_ERROR )
ri.Printf (PRINT_ALL, "glGetError() = 0x%x\n", err);
if (firstTime)
{
firstTime = qfalse;
// print info
GfxInfo_f();
}
ri.Printf(PRINT_DEVELOPER, "----- finished R_Init -----\n");
}
