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more c++ math

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This commit is contained in:
Garux 2021-02-26 01:10:51 +03:00
parent 4ce944444d
commit 9857bb955b
13 changed files with 71 additions and 99 deletions
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5
libs/generic/vector.h
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@ -11,6 +11,11 @@ Element m_elements[2];
public:
BasicVector2(){
}
template<typename OtherElement>
BasicVector2( const BasicVector2<OtherElement>& other ){
x() = static_cast<Element>( other.x() );
y() = static_cast<Element>( other.y() );
}
BasicVector2( const Element& x_, const Element& y_ ){
x() = x_;
y() = y_;

1
tools/quake3/common/qmath.h
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@ -5,7 +5,6 @@
#include "math/plane.h"
#define VectorSet( v, a, b, c ) ( ( v )[0] = ( a ),( v )[1] = ( b ),( v )[2] = ( c ) )
#define VectorCopy( a,b ) ( ( b )[0] = ( a )[0],( b )[1] = ( a )[1],( b )[2] = ( a )[2] )
#define RGBTOGRAY( x ) ( (float)( ( x )[0] ) * 0.2989f + (float)( ( x )[1] ) * 0.5870f + (float)( ( x )[2] ) * 0.1140f )

10
tools/quake3/q3map2/convert_map.cpp
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@ -522,8 +522,8 @@ static void ConvertBrush( FILE *f, int num, bspBrush_t *brush, const Vector3& or
if ( brushPrimitives ) {
int i;
Vector3 texX, texY;
float xyI[2], xyJ[2], xyK[2];
float stI[2], stJ[2], stK[2];
Vector2 xyI, xyJ, xyK;
Vector2 stI, stJ, stK;
float D, D0, D1, D2;
ComputeAxisBase( buildPlane->normal(), texX, texY );
@ -534,9 +534,9 @@ static void ConvertBrush( FILE *f, int num, bspBrush_t *brush, const Vector3& or
xyJ[1] = vector3_dot( vert[1]->xyz, texY );
xyK[0] = vector3_dot( vert[2]->xyz, texX );
xyK[1] = vector3_dot( vert[2]->xyz, texY );
stI[0] = vert[0]->st[0]; stI[1] = vert[0]->st[1];
stJ[0] = vert[1]->st[0]; stJ[1] = vert[1]->st[1];
stK[0] = vert[2]->st[0]; stK[1] = vert[2]->st[1];
stI = vert[0]->st;
stJ = vert[1]->st;
stK = vert[2]->st;
// - solve linear equations:
// - (x, y) := xyz . (texX, texY)

10
tools/quake3/q3map2/decals.cpp
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@ -62,8 +62,6 @@ static Vector3 entityOrigin;
returns false if a texture matrix cannot be created
*/
#define Vector2Subtract( a,b,c ) ( ( c )[ 0 ] = ( a )[ 0 ] - ( b )[ 0 ], ( c )[ 1 ] = ( a )[ 1 ] - ( b )[ 1 ] )
static bool MakeTextureMatrix( decalProjector_t *dp, const Plane3f& projection, bspDrawVert_t *a, bspDrawVert_t *b, bspDrawVert_t *c ){
int i, j;
double bb, s, t;
@ -151,7 +149,7 @@ static bool MakeTextureMatrix( decalProjector_t *dp, const Plane3f& projection,
{
int k;
DoubleVector3 deltas[ 3 ];
double texDeltas[ 3 ][ 2 ];
BasicVector2<double> texDeltas[ 3 ];
double delta, texDelta;
@ -161,9 +159,9 @@ static bool MakeTextureMatrix( decalProjector_t *dp, const Plane3f& projection,
deltas[ 0 ] = pa - pb;
deltas[ 1 ] = pa - pc;
deltas[ 2 ] = pb - pc;
Vector2Subtract( a->st, b->st, texDeltas[ 0 ] );
Vector2Subtract( a->st, c->st, texDeltas[ 1 ] );
Vector2Subtract( b->st, c->st, texDeltas[ 2 ] );
texDeltas[ 0 ] = a->st - b->st;
texDeltas[ 1 ] = a->st - c->st;
texDeltas[ 2 ] = b->st - c->st;
/* walk st */
for ( i = 0; i < 2; i++ )

9
tools/quake3/q3map2/light.cpp
View File

@ -95,9 +95,7 @@ static void CreateSunLight( sun_t *sun ){
//% Sys_Printf( "%d: Angle: %3.4lf Elevation: %3.3lf\n", sun->numSamples, radians_to_degrees( angle ), radians_to_degrees( elevation ) );
/* create new vector */
direction[ 0 ] = cos( angle ) * cos( elevation );
direction[ 1 ] = sin( angle ) * cos( elevation );
direction[ 2 ] = sin( elevation );
direction = vector3_for_spherical( angle, elevation );
}
/* create a light */
@ -163,7 +161,6 @@ static void CreateSkyLights( const Vector3& color, float value, int iterations,
/* setup */
elevationSteps = iterations - 1;
angleSteps = elevationSteps * 4;
angle = 0.0f;
elevationStep = degrees_to_radians( 90.0f / iterations ); /* skip elevation 0 */
angleStep = degrees_to_radians( 360.0f / angleSteps );
@ -180,9 +177,7 @@ static void CreateSkyLights( const Vector3& color, float value, int iterations,
for ( j = 0; j < angleSteps; j++ )
{
/* create sun */
sun.direction[ 0 ] = cos( angle ) * cos( elevation );
sun.direction[ 1 ] = sin( angle ) * cos( elevation );
sun.direction[ 2 ] = sin( elevation );
sun.direction = vector3_for_spherical( angle, elevation );
CreateSunLight( &sun );
/* move */

2
tools/quake3/q3map2/light_trace.cpp
View File

@ -37,8 +37,6 @@
#define Vector2Copy( a, b ) ( ( b )[ 0 ] = ( a )[ 0 ], ( b )[ 1 ] = ( a )[ 1 ] )
#define MAX_NODE_ITEMS 5
#define MAX_NODE_TRIANGLES 5
#define MAX_TRACE_DEPTH 32

2
tools/quake3/q3map2/lightmaps_ydnar.cpp
View File

@ -1028,7 +1028,7 @@ void SetupSurfaceLightmaps( void ){
info->sampleSize = GetSurfaceExtraSampleSize( num );
info->longestCurve = GetSurfaceExtraLongestCurve( num );
info->patchIterations = IterationsForCurve( info->longestCurve, patchSubdivisions );
GetSurfaceExtraLightmapAxis( num, info->axis );
info->axis = GetSurfaceExtraLightmapAxis( num );
/* mark parent */
if ( info->parentSurfaceNum >= 0 ) {

11
tools/quake3/q3map2/model.cpp
View File

@ -214,7 +214,6 @@ void InsertModel( const char *name, int skin, int frame, const Matrix4& transfor
mapDrawSurface_t *ds;
bspDrawVert_t *dv;
const char *picoShaderName;
picoVec_t *xyz, *normal, *st;
byte *color;
picoIndex_t *indexes;
char *skinfilecontent;
@ -427,12 +426,10 @@ void InsertModel( const char *name, int skin, int frame, const Matrix4& transfor
dv = &ds->verts[ i ];
/* xyz and normal */
xyz = PicoGetSurfaceXYZ( surface, i );
VectorCopy( xyz, dv->xyz );
dv->xyz = vector3_from_array( PicoGetSurfaceXYZ( surface, i ) );
matrix4_transform_point( transform, dv->xyz );
normal = PicoGetSurfaceNormal( surface, i );
VectorCopy( normal, dv->normal );
dv->normal = vector3_from_array( PicoGetSurfaceNormal( surface, i ) );
matrix4_transform_direction( nTransform, dv->normal );
VectorNormalize( dv->normal );
@ -451,9 +448,7 @@ void InsertModel( const char *name, int skin, int frame, const Matrix4& transfor
/* normal texture coordinates */
else
{
st = PicoGetSurfaceST( surface, 0, i );
dv->st[ 0 ] = st[ 0 ];
dv->st[ 1 ] = st[ 1 ];
dv->st = vector2_from_array( PicoGetSurfaceST( surface, 0, i ) );
}
/* set lightmap/color bits */

26
tools/quake3/q3map2/q3map2.h
View File

@ -437,7 +437,7 @@ struct bspAdvertisement_t
------------------------------------------------------------------------------- */
/* ydnar: for q3map_tcMod */
typedef float tcMod_t[ 3 ][ 3 ];
typedef Vector3 tcMod_t[ 3 ];
/* ydnar: for multiple game support */
@ -628,7 +628,7 @@ struct shaderInfo_t
bool tcGen; /* ydnar: has explicit texcoord generation */
Vector3 vecs[ 2 ]; /* ydnar: explicit texture vectors for [0,1] texture space */
tcMod_t mod; /* ydnar: q3map_tcMod matrix for djbob :) */
Vector3 lightmapAxis; /* ydnar: explicit lightmap axis projection */
Vector3 lightmapAxis = { 0, 0, 0 }; /* ydnar: explicit lightmap axis projection */
colorMod_t *colorMod; /* ydnar: q3map_rgb/color/alpha/Set/Mod support */
int furNumLayers; /* ydnar: number of fur layers */
@ -673,8 +673,8 @@ struct shaderInfo_t
int skyLightIterations; /* ydnar */
sun_t *sun; /* ydnar */
Vector3 color; /* normalized color */
Color4f averageColor;
Vector3 color = { 0, 0, 0 }; /* normalized color */
Color4f averageColor = { 0, 0, 0, 0 };
byte lightStyle;
/* vortex: per-surface floodlight */
@ -691,7 +691,7 @@ struct shaderInfo_t
int shaderWidth, shaderHeight; /* ydnar */
Vector2 stFlat;
Vector3 fogDir; /* ydnar */
Vector3 fogDir = { 0, 0, 0 }; /* ydnar */
char *shaderText; /* ydnar */
bool custom;
@ -952,7 +952,7 @@ struct mapDrawSurface_t
int castShadows, recvShadows;
/* ydnar: texture coordinate range monitoring for hardware with limited texcoord precision (in texel space) */
float bias[ 2 ];
Vector2 bias;
int texMins[ 2 ], texMaxs[ 2 ], texRange[ 2 ];
/* ydnar: for patches */
@ -1760,7 +1760,7 @@ int GetSurfaceExtraRecvShadows( int num );
int GetSurfaceExtraSampleSize( int num );
int GetSurfaceExtraMinSampleSize( int num );
float GetSurfaceExtraLongestCurve( int num );
void GetSurfaceExtraLightmapAxis( int num, Vector3& lightmapAxis );
Vector3 GetSurfaceExtraLightmapAxis( int num );
void WriteSurfaceExtraFile( const char *path );
void LoadSurfaceExtraFile( const char *path );
@ -1870,12 +1870,12 @@ image_t *ImageLoad( const char *filename );
/* shaders.c */
void ColorMod( colorMod_t *am, int numVerts, bspDrawVert_t *drawVerts );
void TCMod( tcMod_t mod, Vector2& st );
void TCModIdentity( tcMod_t mod );
void TCModMultiply( tcMod_t a, tcMod_t b, tcMod_t out );
void TCModTranslate( tcMod_t mod, float s, float t );
void TCModScale( tcMod_t mod, float s, float t );
void TCModRotate( tcMod_t mod, float euler );
void TCMod( const tcMod_t& mod, Vector2& st );
void TCModIdentity( tcMod_t& mod );
void TCModMultiply( const tcMod_t& a, const tcMod_t& b, tcMod_t& out );
void TCModTranslate( tcMod_t& mod, float s, float t );
void TCModScale( tcMod_t& mod, float s, float t );
void TCModRotate( tcMod_t& mod, float euler );
bool ApplySurfaceParm( const char *name, int *contentFlags, int *surfaceFlags, int *compileFlags );

31
tools/quake3/q3map2/shaders.cpp
View File

@ -163,29 +163,23 @@ void ColorMod( colorMod_t *cm, int numVerts, bspDrawVert_t *drawVerts ){
routines for dealing with a 3x3 texture mod matrix
*/
void TCMod( tcMod_t mod, Vector2& st ){
float old[ 2 ];
void TCMod( const tcMod_t& mod, Vector2& st ){
const Vector2 old = st;
old[ 0 ] = st[ 0 ];
old[ 1 ] = st[ 1 ];
st[ 0 ] = ( mod[ 0 ][ 0 ] * old[ 0 ] ) + ( mod[ 0 ][ 1 ] * old[ 1 ] ) + mod[ 0 ][ 2 ];
st[ 1 ] = ( mod[ 1 ][ 0 ] * old[ 0 ] ) + ( mod[ 1 ][ 1 ] * old[ 1 ] ) + mod[ 1 ][ 2 ];
}
void TCModIdentity( tcMod_t mod ){
void TCModIdentity( tcMod_t& mod ){
mod[ 0 ][ 0 ] = 1.0f; mod[ 0 ][ 1 ] = 0.0f; mod[ 0 ][ 2 ] = 0.0f;
mod[ 1 ][ 0 ] = 0.0f; mod[ 1 ][ 1 ] = 1.0f; mod[ 1 ][ 2 ] = 0.0f;
mod[ 2 ][ 0 ] = 0.0f; mod[ 2 ][ 1 ] = 0.0f; mod[ 2 ][ 2 ] = 1.0f; /* this row is only used for multiples, not transformation */
}
void TCModMultiply( tcMod_t a, tcMod_t b, tcMod_t out ){
int i;
for ( i = 0; i < 3; i++ )
void TCModMultiply( const tcMod_t& a, const tcMod_t& b, tcMod_t& out ){
for ( int i = 0; i < 3; i++ )
{
out[ i ][ 0 ] = ( a[ i ][ 0 ] * b[ 0 ][ 0 ] ) + ( a[ i ][ 1 ] * b[ 1 ][ 0 ] ) + ( a[ i ][ 2 ] * b[ 2 ][ 0 ] );
out[ i ][ 1 ] = ( a[ i ][ 0 ] * b[ 0 ][ 1 ] ) + ( a[ i ][ 1 ] * b[ 1 ][ 1 ] ) + ( a[ i ][ 2 ] * b[ 2 ][ 1 ] );
@ -194,19 +188,19 @@ void TCModMultiply( tcMod_t a, tcMod_t b, tcMod_t out ){
}
void TCModTranslate( tcMod_t mod, float s, float t ){
void TCModTranslate( tcMod_t& mod, float s, float t ){
mod[ 0 ][ 2 ] += s;
mod[ 1 ][ 2 ] += t;
}
void TCModScale( tcMod_t mod, float s, float t ){
void TCModScale( tcMod_t& mod, float s, float t ){
mod[ 0 ][ 0 ] *= s;
mod[ 1 ][ 1 ] *= t;
}
void TCModRotate( tcMod_t mod, float euler ){
void TCModRotate( tcMod_t& mod, float euler ){
tcMod_t old, temp;
float radians, sinv, cosv;
@ -1235,7 +1229,6 @@ static void ParseShaderFile( const char *filename ){
degree of 0 = from the east, 90 = north, etc. altitude of 0 = sunrise/set, 90 = noon
ydnar: sof2map has bareword 'sun' token, so we support that as well */
else if ( striEqual( token, "sun" ) /* sof2 */ || striEqual( token, "q3map_sun" ) || striEqual( token, "q3map_sunExt" ) ) {
float a, b;
sun_t *sun;
/* ydnar: extended sun directive? */
const bool ext = striEqual( token, "q3map_sunext" );
@ -1269,14 +1262,12 @@ static void ParseShaderFile( const char *filename ){
/* get sun angle/elevation */
GetTokenAppend( shaderText, false );
a = degrees_to_radians( atof( token ) );
const double a = degrees_to_radians( atof( token ) );
GetTokenAppend( shaderText, false );
b = degrees_to_radians( atof( token ) );
const double b = degrees_to_radians( atof( token ) );
sun->direction[ 0 ] = cos( a ) * cos( b );
sun->direction[ 1 ] = sin( a ) * cos( b );
sun->direction[ 2 ] = sin( b );
sun->direction = vector3_for_spherical( a, b );
/* get filter radius from shader */
sun->filterRadius = si->lightFilterRadius;

11
tools/quake3/q3map2/surface.cpp
View File

@ -2884,8 +2884,7 @@ static void MakeDebugPortalSurfs_r( node_t *node, shaderInfo_t *si ){
/* set it */
dv->xyz = w->p[ i ];
dv->normal = p->plane.normal();
dv->st[ 0 ] = 0;
dv->st[ 1 ] = 0;
dv->st = { 0, 0 };
for ( k = 0; k < MAX_LIGHTMAPS; k++ )
{
dv->color[ k ].rgb() = debugColors[ c % 12 ];
@ -2985,9 +2984,6 @@ void MakeFogHullSurfs( entity_t *e, tree_t *tree, const char *shader ){
*/
void BiasSurfaceTextures( mapDrawSurface_t *ds ){
int i;
/* calculate the surface texture bias */
CalcSurfaceTextureRange( ds );
@ -2997,10 +2993,9 @@ void BiasSurfaceTextures( mapDrawSurface_t *ds ){
}
/* bias the texture coordinates */
for ( i = 0; i < ds->numVerts; i++ )
for ( int i = 0; i < ds->numVerts; i++ )
{
ds->verts[ i ].st[ 0 ] += ds->bias[ 0 ];
ds->verts[ i ].st[ 1 ] += ds->bias[ 1 ];
ds->verts[ i ].st += ds->bias;
}
}

26
tools/quake3/q3map2/surface_extra.cpp
View File

@ -139,50 +139,42 @@ static surfaceExtra_t *GetSurfaceExtra( int num ){
shaderInfo_t *GetSurfaceExtraShaderInfo( int num ){
surfaceExtra_t *se = GetSurfaceExtra( num );
return se->si;
return GetSurfaceExtra( num )->si;
}
int GetSurfaceExtraParentSurfaceNum( int num ){
surfaceExtra_t *se = GetSurfaceExtra( num );
return se->parentSurfaceNum;
return GetSurfaceExtra( num )->parentSurfaceNum;
}
int GetSurfaceExtraEntityNum( int num ){
surfaceExtra_t *se = GetSurfaceExtra( num );
return se->entityNum;
return GetSurfaceExtra( num )->entityNum;
}
int GetSurfaceExtraCastShadows( int num ){
surfaceExtra_t *se = GetSurfaceExtra( num );
return se->castShadows;
return GetSurfaceExtra( num )->castShadows;
}
int GetSurfaceExtraRecvShadows( int num ){
surfaceExtra_t *se = GetSurfaceExtra( num );
return se->recvShadows;
return GetSurfaceExtra( num )->recvShadows;
}
int GetSurfaceExtraSampleSize( int num ){
surfaceExtra_t *se = GetSurfaceExtra( num );
return se->sampleSize;
return GetSurfaceExtra( num )->sampleSize;
}
float GetSurfaceExtraLongestCurve( int num ){
surfaceExtra_t *se = GetSurfaceExtra( num );
return se->longestCurve;
return GetSurfaceExtra( num )->longestCurve;
}
void GetSurfaceExtraLightmapAxis( int num, Vector3& lightmapAxis ){
surfaceExtra_t *se = GetSurfaceExtra( num );
lightmapAxis = se->lightmapAxis;
Vector3 GetSurfaceExtraLightmapAxis( int num ){
return GetSurfaceExtra( num )->lightmapAxis;
}

8
tools/quake3/q3map2/surface_meta.cpp
View File

@ -549,7 +549,9 @@ void MaxAreaFaceSurface( mapDrawSurface_t *ds ){
if ( ds->numVerts == 3 ) {
ds->numIndexes = 3;
ds->indexes = safe_malloc( ds->numIndexes * sizeof( int ) );
VectorSet( ds->indexes, 0, 1, 2 );
ds->indexes[0] = 0;
ds->indexes[1] = 1;
ds->indexes[2] = 2;
numMaxAreaSurfaces++;
return;
}
@ -677,7 +679,9 @@ void StripFaceSurface( mapDrawSurface_t *ds ){
/* is this a simple triangle? */
if ( ds->numVerts == 3 ) {
numIndexes = 3;
VectorSet( indexes, 0, 1, 2 );
indexes[0] = 0;
indexes[1] = 1;
indexes[2] = 2;
}
else
{