fries/GRRLIB
1
0
Fork 0
mirror of https://github.com/GRRLIB/GRRLIB.git synced 2024-11-22 15:02:20 +00:00
Code Issues Projects Releases Packages Wiki Activity

[CHG] Refactoring

Browse source
This commit is contained in:
Crayon2000 2010-01-07 23:50:52 +00:00
parent 4ab8726ffe
commit 14bdb68481
3 changed files with 113 additions and 111 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

220
GRRLIB/GRRLIB/GRRLIB_3D.c
View file

@ -20,6 +20,8 @@ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE. THE SOFTWARE.
------------------------------------------------------------------------------*/ ------------------------------------------------------------------------------*/
#include <math.h>
#include <grrlib.h> #include <grrlib.h>
// User should not directly modify these // User should not directly modify these
@ -44,15 +46,15 @@ void GRRLIB_SetBackgroundColour(u8 r, u8 g, u8 b, u8 a) {
/** /**
* Set the camera parameter (contributed my chris_c aka DaShAmAn). * Set the camera parameter (contributed my chris_c aka DaShAmAn).
* @param posx x posision of the cam. * @param posx x position of the camera.
* @param posy y posision of the cam. * @param posy y position of the camera.
* @param posz z posision of the cam. * @param posz z position of the camera.
* @param upx Alpha component. * @param upx Alpha component.
* @param upy Alpha component. * @param upy Alpha component.
* @param upz Alpha component. * @param upz Alpha component.
* @param lookx x up posision of the cam. * @param lookx x up position of the camera.
* @param looky y up posision of the cam. * @param looky y up position of the camera.
* @param lookz z up posision of the cam. * @param lookz z up position of the camera.
*/ */
void GRRLIB_Camera3dSettings(f32 posx, f32 posy, f32 posz, void GRRLIB_Camera3dSettings(f32 posx, f32 posy, f32 posz,
f32 upx, f32 upy, f32 upz, f32 upx, f32 upy, f32 upz,
@ -73,10 +75,10 @@ void GRRLIB_Camera3dSettings(f32 posx, f32 posy, f32 posz,
/** /**
* Set up the position matrix (contributed by chris_c aka DaShAmAn). * Set up the position matrix (contributed by chris_c aka DaShAmAn).
* @param minDist Minimal distance for the cam. * @param minDist Minimal distance for the camera.
* @param maxDist Maximal distance for the cam. * @param maxDist Maximal distance for the camera.
* @param fov Field of view for the cam. * @param fov Field of view for the camera.
* @param colormode False, GX won't need vertex colors , True, GX will need vertex colors. * @param colormode False, GX won't need vertex colors, True, GX will need vertex colors.
* @param texturemode False, GX won't need texture coordinate, True, GX will need texture coordinate. * @param texturemode False, GX won't need texture coordinate, True, GX will need texture coordinate.
* @param normalmode False, GX won't need normal coordinate, True, GX will need normal coordinate. * @param normalmode False, GX won't need normal coordinate, True, GX will need normal coordinate.
*/ */
@ -106,7 +108,7 @@ void GRRLIB_3dMode(f32 minDist, f32 maxDist, f32 fov, bool colormode, bool textu
} }
/** /**
* Go back to 2D Mode (contributed by chris_c aka DaShAmAn). * Go back to 2D mode (contributed by chris_c aka DaShAmAn).
*/ */
void GRRLIB_2dMode() { void GRRLIB_2dMode() {
Mtx view, m; Mtx view, m;
@ -135,9 +137,9 @@ void GRRLIB_2dMode() {
/** /**
* Set the view matrix to draw object (contributed by chris_c aka DaShAmAn). * Set the view matrix to draw object (contributed by chris_c aka DaShAmAn).
* @param posx x posision of the object. * @param posx x position of the object.
* @param posy y posision of the object. * @param posy y position of the object.
* @param posz z posision of the object. * @param posz z position of the object.
* @param angx x rotation angle of the object. * @param angx x rotation angle of the object.
* @param angy y rotation angle of the object. * @param angy y rotation angle of the object.
* @param angz z rotation angle of the object. * @param angz z rotation angle of the object.
@ -233,20 +235,20 @@ void GRRLIB_LightSwitch(u8 id, u32 ambcol, u32 matcol, u8 colsrc) {
else src = GX_SRC_VTX; else src = GX_SRC_VTX;
GX_SetNumChans(1); GX_SetNumChans(1);
GX_SetChanCtrl(GX_COLOR0A0, GX_ENABLE, GX_SRC_REG, src, id, GX_DF_CLAMP,GX_AF_SPOT); GX_SetChanCtrl(GX_COLOR0A0, GX_ENABLE, GX_SRC_REG, src, id, GX_DF_CLAMP, GX_AF_SPOT);
GX_SetChanAmbColor(GX_COLOR0A0, (GXColor) { R(ambcol), G(ambcol), B(ambcol), A(ambcol)}); GX_SetChanAmbColor(GX_COLOR0A0, (GXColor) { R(ambcol), G(ambcol), B(ambcol), A(ambcol)});
GX_SetChanMatColor(GX_COLOR0A0, (GXColor) { R(matcol), G(matcol), B(matcol), A(matcol)}); GX_SetChanMatColor(GX_COLOR0A0, (GXColor) { R(matcol), G(matcol), B(matcol), A(matcol)});
} }
/** /**
* Draw a Torus (with normal). * Draw a torus (with normal).
* @param r Radius of the ring. * @param r Radius of the ring.
* @param R Radius of the torus. * @param R Radius of the torus.
* @param nsides Number of faces per ring. * @param nsides Number of faces per ring.
* @param rings Number of rings. * @param rings Number of rings.
* @param filled Wired or not. * @param filled Wired or not.
*/ */
void GRRLIB_DrawTorus(f32 r, f32 R, int nsides, int rings, bool filled){ void GRRLIB_DrawTorus(f32 r, f32 R, int nsides, int rings, bool filled) {
int i, j; int i, j;
f32 theta, phi, theta1; f32 theta, phi, theta1;
f32 cosTheta, sinTheta; f32 cosTheta, sinTheta;
@ -272,7 +274,7 @@ void GRRLIB_DrawTorus(f32 r, f32 R, int nsides, int rings, bool filled){
cosPhi = cos(phi); cosPhi = cos(phi);
sinPhi = sin(phi); sinPhi = sin(phi);
dist = R + r * cosPhi; dist = R + r * cosPhi;
GX_Position3f32(cosTheta1 * dist, -sinTheta1 * dist, r * sinPhi); GX_Position3f32(cosTheta1 * dist, -sinTheta1 * dist, r * sinPhi);
GX_Normal3f32(cosTheta1 * cosPhi, -sinTheta1 * cosPhi, sinPhi); GX_Normal3f32(cosTheta1 * cosPhi, -sinTheta1 * cosPhi, sinPhi);
GX_Position3f32(cosTheta * dist, -sinTheta * dist, r * sinPhi); GX_Position3f32(cosTheta * dist, -sinTheta * dist, r * sinPhi);
@ -286,29 +288,32 @@ void GRRLIB_DrawTorus(f32 r, f32 R, int nsides, int rings, bool filled){
} }
/** /**
* Draw a Sphere (with normal). * Draw a sphere (with normal).
* @param r Radius of the Sphere. * @param r Radius of the sphere.
* @param lats Number of lattitudes. * @param lats Number of lattitudes.
* @param longs Number of Longitutes. * @param longs Number of longitutes.
* @param filled Wired or not. * @param filled Wired or not.
*/ */
void GRRLIB_DrawSphere(f32 r, int lats, int longs, bool filled) { void GRRLIB_DrawSphere(f32 r, int lats, int longs, bool filled) {
int i, j; int i, j;
f32 lat0, z0, zr0,
lat1, z1, zr1,
lng, x, y;
for(i = 0; i <= lats; i++) { for(i = 0; i <= lats; i++) {
f32 lat0 = M_PI * (-0.5F + (f32) (i - 1) / lats); lat0 = M_PI * (-0.5F + (f32) (i - 1) / lats);
f32 z0 = sin(lat0); z0 = sin(lat0);
f32 zr0 = cos(lat0); zr0 = cos(lat0);
f32 lat1 = M_PI * (-0.5F + (f32) i / lats); lat1 = M_PI * (-0.5F + (f32) i / lats);
f32 z1 = sin(lat1); z1 = sin(lat1);
f32 zr1 = cos(lat1); zr1 = cos(lat1);
if(filled) GX_Begin(GX_TRIANGLESTRIP, 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)); else GX_Begin(GX_LINESTRIP, GX_VTXFMT0, 2*(longs+1));
for(j = 0; j <= longs; j++) { for(j = 0; j <= longs; j++) {
f32 lng = 2 * M_PI * (f32) (j - 1) / longs; lng = 2 * M_PI * (f32) (j - 1) / longs;
f32 x = cos(lng); x = cos(lng);
f32 y = sin(lng); y = sin(lng);
GX_Position3f32(x * zr0 * r, y * zr0 * r, z0 * r); GX_Position3f32(x * zr0 * r, y * zr0 * r, z0 * r);
GX_Normal3f32(x * zr0 * r, y * zr0 * r, z0 * r); GX_Normal3f32(x * zr0 * r, y * zr0 * r, z0 * r);
@ -320,100 +325,99 @@ void GRRLIB_DrawSphere(f32 r, int lats, int longs, bool filled) {
} }
/** /**
* Draw a Cube (with normal). * Draw a cube (with normal).
* @param size Size of the cube edge. * @param size Size of the cube edge.
* @param filled Wired or not. * @param filled Wired or not.
*/ */
void GRRLIB_DrawCube(f32 size, bool filled) void GRRLIB_DrawCube(f32 size, bool filled)
{ {
static f32 n[6][3] = static f32 n[6][3] =
{ {
{-1.0, 0.0, 0.0}, {-1.0, 0.0, 0.0},
{0.0, 1.0, 0.0}, {0.0, 1.0, 0.0},
{1.0, 0.0, 0.0}, {1.0, 0.0, 0.0},
{0.0, -1.0, 0.0}, {0.0, -1.0, 0.0},
{0.0, 0.0, 1.0}, {0.0, 0.0, 1.0},
{0.0, 0.0, -1.0} {0.0, 0.0, -1.0}
}; };
static int faces[6][4] = static int faces[6][4] =
{ {
{0, 1, 2, 3}, {0, 1, 2, 3},
{3, 2, 6, 7}, {3, 2, 6, 7},
{7, 6, 5, 4}, {7, 6, 5, 4},
{4, 5, 1, 0}, {4, 5, 1, 0},
{5, 6, 2, 1}, {5, 6, 2, 1},
{7, 4, 0, 3} {7, 4, 0, 3}
}; };
f32 v[8][3]; f32 v[8][3];
int i; int i;
v[0][0] = v[1][0] = v[2][0] = v[3][0] = -size / 2; v[0][0] = v[1][0] = v[2][0] = v[3][0] = -size / 2;
v[4][0] = v[5][0] = v[6][0] = v[7][0] = size / 2; v[4][0] = v[5][0] = v[6][0] = v[7][0] = size / 2;
v[0][1] = v[1][1] = v[4][1] = v[5][1] = -size / 2; v[0][1] = v[1][1] = v[4][1] = v[5][1] = -size / 2;
v[2][1] = v[3][1] = v[6][1] = v[7][1] = size / 2; v[2][1] = v[3][1] = v[6][1] = v[7][1] = size / 2;
v[0][2] = v[3][2] = v[4][2] = v[7][2] = -size / 2; v[0][2] = v[3][2] = v[4][2] = v[7][2] = -size / 2;
v[1][2] = v[2][2] = v[5][2] = v[6][2] = size / 2; v[1][2] = v[2][2] = v[5][2] = v[6][2] = size / 2;
for (i = 5; i >= 0; i--) { for (i = 5; i >= 0; i--) {
if(filled) GX_Begin(GX_QUADS, GX_VTXFMT0,4); if(filled) GX_Begin(GX_QUADS, GX_VTXFMT0, 4);
else GX_Begin(GX_LINESTRIP, GX_VTXFMT0,5); else GX_Begin(GX_LINESTRIP, GX_VTXFMT0, 5);
GX_Position3f32(v[faces[i][0]][0],v[faces[i][0]][1],v[faces[i][0]][2] ); GX_Position3f32(v[faces[i][0]][0], v[faces[i][0]][1], v[faces[i][0]][2] );
GX_Normal3f32(n[i][0], n[i][1], n[i][2]); GX_Normal3f32(n[i][0], n[i][1], n[i][2]);
GX_Position3f32(v[faces[i][1]][0],v[faces[i][1]][1],v[faces[i][1]][2]); GX_Position3f32(v[faces[i][1]][0], v[faces[i][1]][1], v[faces[i][1]][2]);
GX_Normal3f32(n[i][0], n[i][1], n[i][2]); GX_Normal3f32(n[i][0], n[i][1], n[i][2]);
GX_Position3f32(v[faces[i][2]][0],v[faces[i][2]][1],v[faces[i][2]][2]); GX_Position3f32(v[faces[i][2]][0], v[faces[i][2]][1], v[faces[i][2]][2]);
GX_Normal3f32(n[i][0], n[i][1], n[i][2]); GX_Normal3f32(n[i][0], n[i][1], n[i][2]);
GX_Position3f32(v[faces[i][3]][0],v[faces[i][3]][1],v[faces[i][3]][2]); GX_Position3f32(v[faces[i][3]][0], v[faces[i][3]][1], v[faces[i][3]][2]);
GX_Normal3f32(n[i][0], n[i][1], n[i][2]); GX_Normal3f32(n[i][0], n[i][1], n[i][2]);
if(!filled) { if(!filled) {
GX_Position3f32(v[faces[i][0]][0],v[faces[i][0]][1],v[faces[i][0]][2]); GX_Position3f32(v[faces[i][0]][0], v[faces[i][0]][1], v[faces[i][0]][2]);
GX_Normal3f32(n[i][0], n[i][1], n[i][2]); GX_Normal3f32(n[i][0], n[i][1], n[i][2]);
}
GX_End();
} }
GX_End();
}
} }
/** /**
* Draw a Cube (with normal). * Draw a cylinder (with normal).
* @param r Radius of the cylinder. * @param r Radius of the cylinder.
* @param h High of the cylinder. * @param h High of the cylinder.
* @param d Dencity of slice. * @param d Dencity of slice.
* @param filled Wired or not. * @param filled Wired or not.
*/ */
void GRRLIB_DrawCylinder(f32 r, f32 h, int d, bool filled){ void GRRLIB_DrawCylinder(f32 r, f32 h, int d, bool filled) {
int i; int i;
f32 dx, dy;
if(filled) GX_Begin(GX_TRIANGLESTRIP,GX_VTXFMT0, 2 * (d+1)); if(filled) GX_Begin(GX_TRIANGLESTRIP, GX_VTXFMT0, 2 * (d+1));
else GX_Begin(GX_LINESTRIP,GX_VTXFMT0, 2 * (d+1)); else GX_Begin(GX_LINESTRIP, GX_VTXFMT0, 2 * (d+1));
for(i = 0 ; i <= d ; i++){ for(i = 0 ; i <= d ; i++) {
f32 dx = cosf( M_PI * 2.0f * i / d ); dx = cosf( M_PI * 2.0f * i / d );
f32 dy = sinf( M_PI * 2.0f * i / d ); dy = sinf( M_PI * 2.0f * i / d );
GX_Position3f32( r * dx, -0.5f * h, r * dy ); GX_Position3f32( r * dx, -0.5f * h, r * dy );
GX_Normal3f32( dx, 0.0f, dy ); GX_Normal3f32( dx, 0.0f, dy );
GX_Position3f32( r * dx, 0.5f * h, r * dy ); GX_Position3f32( r * dx, 0.5f * h, r * dy );
GX_Normal3f32( dx, 0.0f, dy ); GX_Normal3f32( dx, 0.0f, dy );
} }
GX_End(); GX_End();
if(filled) GX_Begin(GX_TRIANGLEFAN,GX_VTXFMT0,d+2); if(filled) GX_Begin(GX_TRIANGLEFAN, GX_VTXFMT0, d+2);
else GX_Begin(GX_LINESTRIP,GX_VTXFMT0,d+2); else GX_Begin(GX_LINESTRIP, GX_VTXFMT0, d+2);
GX_Position3f32(0.0f, -0.5f * h, 0.0f); GX_Position3f32(0.0f, -0.5f * h, 0.0f);
GX_Normal3f32(0.0f, -1.0f, 0.0f); GX_Normal3f32(0.0f, -1.0f, 0.0f);
for(i = 0 ; i <= d ; i++){ for(i = 0 ; i <= d ; i++) {
GX_Position3f32( r * cosf( M_PI * 2.0f * i / d ), -0.5f * h, r * sinf( M_PI * 2.0f * i / d ) ); GX_Position3f32( r * cosf( M_PI * 2.0f * i / d ), -0.5f * h, r * sinf( M_PI * 2.0f * i / d ) );
GX_Normal3f32(0.0f, -1.0f, 0.0f); GX_Normal3f32(0.0f, -1.0f, 0.0f);
} }
GX_End(); GX_End();
if(filled) GX_Begin(GX_TRIANGLEFAN,GX_VTXFMT0,d+2);
else GX_Begin(GX_LINESTRIP,GX_VTXFMT0,d+2);
GX_Position3f32(0.0f, 0.5f * h, 0.0f);
GX_Normal3f32(0.0f, 1.0f, 0.0f);
for(i = 0 ; i <= d ; i++){
GX_Position3f32( r * cosf( M_PI * 2.0f * i / d ), 0.5f * h, r * sinf( M_PI * 2.0f * i / d ) );
GX_Normal3f32(0.0f, 1.0f, 0.0f);
}
GX_End();
if(filled) GX_Begin(GX_TRIANGLEFAN, GX_VTXFMT0, d+2);
else GX_Begin(GX_LINESTRIP, GX_VTXFMT0, d+2);
GX_Position3f32(0.0f, 0.5f * h, 0.0f);
GX_Normal3f32(0.0f, 1.0f, 0.0f);
for(i = 0 ; i <= d ; i++) {
GX_Position3f32( r * cosf( M_PI * 2.0f * i / d ), 0.5f * h, r * sinf( M_PI * 2.0f * i / d ) );
GX_Normal3f32(0.0f, 1.0f, 0.0f);
}
GX_End();
} }

2
GRRLIB/GRRLIB/GRRLIB_render.c
View file

@ -39,7 +39,7 @@ static guVector axis = (guVector){0, 0, 1};
* @param scaleY Specifies the y-coordinate scale. -1 could be used for flipping the texture vertically. * @param scaleY Specifies the y-coordinate scale. -1 could be used for flipping the texture vertically.
* @param color Color in RGBA format. * @param color Color in RGBA format.
*/ */
void GRRLIB_DrawImg (const f32 xpos, const f32 ypos, const GRRLIB_texImg *tex, const f32 degrees, const f32 scaleX, const f32 scaleY,const u32 color) { void GRRLIB_DrawImg (const f32 xpos, const f32 ypos, const GRRLIB_texImg *tex, const f32 degrees, const f32 scaleX, const f32 scaleY, const u32 color) {
GXTexObj texObj; GXTexObj texObj;
u16 width, height; u16 width, height;
Mtx m, m1, m2, mv; Mtx m, m1, m2, mv;

2
GRRLIB/GRRLIB/grrlib/GRRLIB_settings.h
View file

@ -25,8 +25,6 @@ THE SOFTWARE.
* Inline functions for configuring the GRRLIB settings. * Inline functions for configuring the GRRLIB settings.
*/ */
#include <grrlib.h>
extern GRRLIB_drawSettings GRRLIB_Settings; extern GRRLIB_drawSettings GRRLIB_Settings;
/** /**