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[CHG] Updated the README.html file

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Crayon2000 2010-01-07 00:03:56 +00:00
parent a4699e1780
commit 4ab8726ffe
2 changed files with 34 additions and 35 deletions
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55
GRRLIB/GRRLIB/GRRLIB_3D.c
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@ -252,6 +252,7 @@ void GRRLIB_DrawTorus(f32 r, f32 R, int nsides, int rings, bool filled){
f32 cosTheta, sinTheta;
f32 cosTheta1, sinTheta1;
f32 ringDelta, sideDelta;
f32 cosPhi, sinPhi, dist;
ringDelta = 2.0 * M_PI / rings;
sideDelta = 2.0 * M_PI / nsides;
@ -260,41 +261,39 @@ void GRRLIB_DrawTorus(f32 r, f32 R, int nsides, int rings, bool filled){
cosTheta = 1.0;
sinTheta = 0.0;
for (i = rings - 1; i >= 0; i--) {
theta1 = theta + ringDelta;
cosTheta1 = cos(theta1);
sinTheta1 = sin(theta1);
if(filled) GX_Begin(GX_TRIANGLESTRIP, GX_VTXFMT0, 2*(nsides+1));
else GX_Begin(GX_LINESTRIP, GX_VTXFMT0, 2*(nsides+1));
phi = 0.0;
for (j = nsides; j >= 0; j--) {
f32 cosPhi, sinPhi, dist;
phi += sideDelta;
cosPhi = cos(phi);
sinPhi = sin(phi);
dist = R + r * cosPhi;
GX_Position3f32(cosTheta1 * dist, -sinTheta1 * dist, r * sinPhi);
GX_Normal3f32(cosTheta1 * cosPhi, -sinTheta1 * cosPhi, sinPhi);
GX_Position3f32(cosTheta * dist, -sinTheta * dist, r * sinPhi);
GX_Normal3f32(cosTheta * cosPhi, -sinTheta * cosPhi, sinPhi);
}
GX_End();
theta = theta1;
cosTheta = cosTheta1;
sinTheta = sinTheta1;
theta1 = theta + ringDelta;
cosTheta1 = cos(theta1);
sinTheta1 = sin(theta1);
if(filled) GX_Begin(GX_TRIANGLESTRIP, GX_VTXFMT0, 2*(nsides+1));
else GX_Begin(GX_LINESTRIP, GX_VTXFMT0, 2*(nsides+1));
phi = 0.0;
for (j = nsides; j >= 0; j--) {
phi += sideDelta;
cosPhi = cos(phi);
sinPhi = sin(phi);
dist = R + r * cosPhi;
GX_Position3f32(cosTheta1 * dist, -sinTheta1 * dist, r * sinPhi);
GX_Normal3f32(cosTheta1 * cosPhi, -sinTheta1 * cosPhi, sinPhi);
GX_Position3f32(cosTheta * dist, -sinTheta * dist, r * sinPhi);
GX_Normal3f32(cosTheta * cosPhi, -sinTheta * cosPhi, sinPhi);
}
GX_End();
theta = theta1;
cosTheta = cosTheta1;
sinTheta = sinTheta1;
}
}
/**
* Draw a Sphere (with normal).
* @param r Radius of the Sprhere.
* @param r Radius of the Sphere.
* @param lats Number of lattitudes.
* @param longs Number of Longitutes.
* @param filled Wired or not.
*/
void GRRLIB_DrawSphere(f32 r, int lats, int longs, bool filled) {
int i,j;
int i, j;
for(i = 0; i <= lats; i++) {
f32 lat0 = M_PI * (-0.5F + (f32) (i - 1) / lats);
@ -304,10 +303,10 @@ void GRRLIB_DrawSphere(f32 r, int lats, int longs, bool filled) {
f32 lat1 = M_PI * (-0.5F + (f32) i / lats);
f32 z1 = sin(lat1);
f32 zr1 = cos(lat1);
if(filled) GX_Begin(GX_TRIANGLESTRIP, GX_VTXFMT0, 2*(longs+1));
else GX_Begin(GX_LINESTRIP, GX_VTXFMT0, 2*(longs+1));
if(filled) GX_Begin(GX_TRIANGLESTRIP, GX_VTXFMT0, 2*(longs+1));
else GX_Begin(GX_LINESTRIP, GX_VTXFMT0, 2*(longs+1));
for(j = 0; j <= longs; j++) {
f32 lng = 2 * M_PI * (f32) (j - 1) / longs;
f32 lng = 2 * M_PI * (f32) (j - 1) / longs;
f32 x = cos(lng);
f32 y = sin(lng);

14
README.html
View file

@ -97,7 +97,7 @@ are smart enough to convert these instructions.
GRRLIB is supplied as source code.
libjpeg is supplied as a precompiled library *1
libpngu is supplied as source code
libpng is supplied as a precompiled library
libpng is supplied as source code
libz is supplied with devkitpro (Ie. preinstalled)
libfat is supplied with devkitpro (Ie. preinstalled)
libfreetype is supplied as a precompiled library
@ -114,23 +114,23 @@ libz comes preinstalled with devkitPro, so we can move directly to libpng...
To install libpng *2
c:
cd \grr\trunk\GRRLIB\lib\png
make install
make clean all install
Next up the list is libpngu *2
c:
cd \grr\trunk\GRRLIB\lib\pngu
make clean all install
To install libfreetype *2
c:
cd \grr\trunk\GRRLIB\lib\freetype
make install
Next up the list is libjpeg *2 *3
c:
cd \grr\trunk\GRRLIB\lib\jpeg
make install
Next up the list is libfreetype *2
c:
cd \grr\trunk\GRRLIB\lib\freetype
make install
*2 A Windows batch-file and a Linux shell-script are included which will
install the libpng, libpngu, libjpeg and libfreetype libraries in a single
command: