/*
* R_Init
*/
void
R_Init(void)
{
int err;
int i;
byte *ptr;
ri.Printf(PRINT_ALL, "----- R_Init -----\n");
/* clear all our internal state */
Q_Memset(&tr, 0, sizeof(tr));
Q_Memset(&backEnd, 0, sizeof(backEnd));
Q_Memset(&tess, 0, sizeof(tess));
if(sizeof(Glconfig) != 11332)
ri.Error(ERR_FATAL, "Mod ABI incompatible: sizeof(Glconfig) == %u != 11332",
(unsigned int)sizeof(Glconfig));
/* Swap_Init(); */
if((intptr_t)tess.xyz & 15){
ri.Printf(PRINT_WARNING, "tess.xyz not 16 byte aligned\n");
}
/* Q_Memset( tess.constantColor255, 255, sizeof( tess.constantColor255 ) ); */
/*
* 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];
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_NoiseInit();
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.hunkalloc(
sizeof(*backEndData[0]) + sizeof(srfPoly_t) * max_polys + sizeof(Polyvert) * max_polyverts,
Hlow);
backEndData[0] = (backEndData_t*)ptr;
backEndData[0]->polys = (srfPoly_t*)((char*)ptr + sizeof(*backEndData[0]));
backEndData[0]->polyVerts =
(Polyvert*)((char*)ptr + sizeof(*backEndData[0]) + sizeof(srfPoly_t) * max_polys);
if(r_smp->integer){
ptr =
ri.hunkalloc(
sizeof(*backEndData[1]) + sizeof(srfPoly_t) * max_polys +
sizeof(Polyvert) * max_polyverts,
Hlow);
backEndData[1] = (backEndData_t*)ptr;
backEndData[1]->polys = (srfPoly_t*)((char*)ptr + sizeof(*backEndData[1]));
backEndData[1]->polyVerts =
(Polyvert*)((char*)ptr + sizeof(*backEndData[1]) + sizeof(srfPoly_t) * max_polys);
}else{
backEndData[1] = NULL;
}
R_ToggleSmpFrame();
InitOpenGL();
R_InitImages();
GLSL_InitGPUShaders();
FBO_Init();
R_InitVBOs();
R_InitShaders();
R_InitSkins();
R_ModelInit();
R_InitFreeType();
R_InitQueries();
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 ) {
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 ) );
if(sizeof(glconfig_t) != 11332)
ri.Error( ERR_FATAL, "Mod ABI incompatible: sizeof(glconfig_t) == %u != 11332", (unsigned int) sizeof(glconfig_t));
// 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 ) );
//
// 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];
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_NoiseInit();
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();
if (glRefConfig.framebufferObject)
FBO_Init();
GLSL_InitGPUShaders();
R_InitVaos();
R_InitShaders();
R_InitSkins();
R_ModelInit();
R_InitFreeType();
R_InitQueries();
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" );
}