void GuiCross::Draw()
{
	GX_SetTevOp(GX_TEVSTAGE0, GX_PASSCLR);
	GX_SetVtxDesc(GX_VA_POS, GX_DIRECT);
	GX_SetVtxDesc(GX_VA_CLR0, GX_DIRECT);
	GX_SetVtxDesc(GX_VA_TEX0, GX_NONE);

	f32 x1 = GetLeft();
	f32 x2 = x1 + width;
	f32 y1 = GetTop();
	f32 y2 = y1 + height;
	
	int alpha = GetAlpha();
	
	GX_Begin(GX_LINES, GX_VTXFMT0, 4);
	GX_Position3f32(x1, y1, 0.0f);
	GX_Color4u8(color.r, color.g, color.b, alpha);
	GX_Position3f32(x2, y2, 0.0f);
	GX_Color4u8(color.r, color.g, color.b, alpha);
	GX_Position3f32(x2, y1, 0.0f);
	GX_Color4u8(color.r, color.g, color.b, alpha);
	GX_Position3f32(x1, y2, 0.0f);
	GX_Color4u8(color.r, color.g, color.b, alpha);
	GX_End();
	GX_SetTevOp(GX_TEVSTAGE0, GX_MODULATE);
}
Exemple #2
0
static void
render_texture (greets_data *gdata, float zpos, float scroll)
{
  world_info *world = gdata->world;
  Mtx mvtmp;
  extern Mtx tube_rotmtx;

  guMtxIdentity (mvtmp);
  guMtxConcat (mvtmp, tube_rotmtx, mvtmp);

  object_set_matrices (&world->scene, &gdata->greets_loc, world->scene.camera,
		       mvtmp, NULL, world->projection, world->projection_type);

  GX_ClearVtxDesc ();
  GX_SetVtxDesc (GX_VA_POS, GX_DIRECT);
  GX_SetVtxDesc (GX_VA_TEX0, GX_DIRECT);

  GX_SetVtxAttrFmt (GX_VTXFMT0, GX_VA_POS, GX_POS_XYZ, GX_F32, 0);
  GX_SetVtxAttrFmt (GX_VTXFMT0, GX_VA_TEX0, GX_TEX_ST, GX_F32, 0);

  GX_SetCullMode (GX_CULL_NONE);

  scroll = scroll * 8.0f;
  scroll = scroll - floorf (scroll);
  scroll = scroll * 1./8;

  GX_Begin (GX_TRIANGLESTRIP, GX_VTXFMT0, 4);

  GX_Position3f32 (-40, 8, 0);
  GX_TexCoord2f32 (scroll, 0);

  GX_Position3f32 (40, 8, 0);
  GX_TexCoord2f32 (4 + scroll, 0);

  GX_Position3f32 (-40, -8, 0);
  GX_TexCoord2f32 (scroll, 0.5);

  GX_Position3f32 (40, -8, 0);
  GX_TexCoord2f32 (4 + scroll, 0.5);

  GX_End ();

  GX_Begin (GX_TRIANGLESTRIP, GX_VTXFMT0, 4);

  GX_Position3f32 (-40, 0, 8);
  GX_TexCoord2f32 (scroll, 0);

  GX_Position3f32 (40, 0, 8);
  GX_TexCoord2f32 (4 + scroll, 0);

  GX_Position3f32 (-40, 0, -8);
  GX_TexCoord2f32 (scroll, 0.5);

  GX_Position3f32 (40, 0, -8);
  GX_TexCoord2f32 (4 + scroll, 0.5);

  GX_End ();
}
Exemple #3
0
/****************************************************************************
 * Menu_DrawImg
 *
 * Draws the specified image on screen using GX
 ***************************************************************************/
void Menu_DrawImg(f32 xpos, f32 ypos, u16 width, u16 height, u8 data[],
	f32 degrees, f32 scaleX, f32 scaleY, u8 alpha)
{
	if(data == NULL)
		return;

	GXTexObj texObj;

	GX_InitTexObj(&texObj, data, width, height, GX_TF_RGBA8, GX_CLAMP, GX_CLAMP, GX_FALSE);
	GX_LoadTexObj(&texObj, GX_TEXMAP0);
	GX_InvalidateTexAll();

	GX_SetTevOp (GX_TEVSTAGE0, GX_MODULATE);
	GX_SetVtxDesc (GX_VA_TEX0, GX_DIRECT);

	Mtx m,m1,m2, mv;
	width  >>= 1;
	height >>= 1;

	guMtxIdentity (m1);
	guMtxScaleApply(m1,m1,scaleX,scaleY,1.0);
	guVector axis = (guVector) {0 , 0, 1 };
	guMtxRotAxisDeg (m2, &axis, degrees);
	guMtxConcat(m2,m1,m);

	guMtxTransApply(m,m, xpos+width,ypos+height,0);
	guMtxConcat (GXmodelView2D, m, mv);
	GX_LoadPosMtxImm (mv, GX_PNMTX0);

	GX_Begin(GX_QUADS, GX_VTXFMT0,4);
	GX_Position3f32(-width, -height,  0);
	GX_Color4u8(0xFF,0xFF,0xFF,alpha);
	GX_TexCoord2f32(0, 0);

	GX_Position3f32(width, -height,  0);
	GX_Color4u8(0xFF,0xFF,0xFF,alpha);
	GX_TexCoord2f32(1, 0);

	GX_Position3f32(width, height,  0);
	GX_Color4u8(0xFF,0xFF,0xFF,alpha);
	GX_TexCoord2f32(1, 1);

	GX_Position3f32(-width, height,  0);
	GX_Color4u8(0xFF,0xFF,0xFF,alpha);
	GX_TexCoord2f32(0, 1);
	GX_End();
	GX_LoadPosMtxImm (GXmodelView2D, GX_PNMTX0);

	GX_SetTevOp (GX_TEVSTAGE0, GX_PASSCLR);
	GX_SetVtxDesc (GX_VA_TEX0, GX_NONE);
}
Exemple #4
0
/****************************************************************************
 * Menu_DrawImg
 *
 * Draws the specified image on screen using GX
 ***************************************************************************/
void Menu_DrawImg(f32 xpos, f32 ypos, f32 zpos, f32 width, f32 height, u8 data[], f32 degrees, f32 scaleX, f32 scaleY,
		u8 alpha, int XX1, int YY1, int XX2, int YY2, int XX3, int YY3, int XX4, int YY4)
{
	if (data == NULL) return;

	GX_LoadProjectionMtx(FSProjection2D, GX_ORTHOGRAPHIC);

	GXTexObj texObj;

	GX_InitTexObj(&texObj, data, width, height, GX_TF_RGBA8, GX_CLAMP, GX_CLAMP, GX_FALSE);
	GX_LoadTexObj(&texObj, GX_TEXMAP0);
	GX_ClearVtxDesc();
	GX_InvVtxCache();
	GX_InvalidateTexAll();

	GX_SetVtxDesc(GX_VA_POS, GX_DIRECT);
	GX_SetVtxDesc(GX_VA_CLR0, GX_DIRECT);
	GX_SetVtxDesc(GX_VA_TEX0, GX_DIRECT);

	Mtx m, m1, m2, mv;
	width *= 0.5f;
	height *= 0.5f;
	guMtxIdentity(m1);
	guMtxScaleApply(m1, m1, scaleX, scaleY, 1.0f);
	guVector axis = (guVector) {0 , 0, 1};
	guMtxRotAxisDeg (m2, &axis, degrees);
	guMtxConcat(m1, m2, m);

	guMtxTransApply(m, m, xpos + width + 0.5f, ypos + height + 0.5f, zpos);
	guMtxConcat(FSModelView2D, m, mv);
	GX_LoadPosMtxImm(mv, GX_PNMTX0);

	GX_Begin(GX_QUADS, GX_VTXFMT0, 4);
	GX_Position3f32(-width + XX1, -height + YY1, 0);
	GX_Color4u8(0xFF, 0xFF, 0xFF, alpha);
	GX_TexCoord2f32(0, 0);

	GX_Position3f32(width + XX2, -height + YY2, 0);
	GX_Color4u8(0xFF, 0xFF, 0xFF, alpha);
	GX_TexCoord2f32(1, 0);

	GX_Position3f32(width + XX3, height + YY3, 0);
	GX_Color4u8(0xFF, 0xFF, 0xFF, alpha);
	GX_TexCoord2f32(1, 1);

	GX_Position3f32(-width + XX4, height + YY4, 0);
	GX_Color4u8(0xFF, 0xFF, 0xFF, alpha);
	GX_TexCoord2f32(0, 1);

	GX_End();
}
Exemple #5
0
void drawInit()
{
	Mtx44 GXprojection2D;
	Mtx GXmodelView2D;

	// Reset various parameters from gfx plugin
	GX_SetCoPlanar(GX_DISABLE);
	GX_SetClipMode(GX_CLIP_ENABLE);
//	GX_SetScissor(0,0,vmode->fbWidth,vmode->efbHeight);
	GX_SetAlphaCompare(GX_ALWAYS,0,GX_AOP_AND,GX_ALWAYS,0);

	guMtxIdentity(GXmodelView2D);
	GX_LoadTexMtxImm(GXmodelView2D,GX_TEXMTX0,GX_MTX2x4);
	GX_LoadPosMtxImm(GXmodelView2D,GX_PNMTX0);
	guOrtho(GXprojection2D, 0, 479, 0, 639, 0, 700);
	GX_LoadProjectionMtx(GXprojection2D, GX_ORTHOGRAPHIC);
//	GX_SetViewport (0, 0, vmode->fbWidth, vmode->efbHeight, 0, 1);

	GX_SetZMode(GX_DISABLE,GX_ALWAYS,GX_TRUE);

	GX_ClearVtxDesc();
	GX_SetVtxDesc(GX_VA_PTNMTXIDX, GX_PNMTX0);
	GX_SetVtxDesc(GX_VA_TEX0MTXIDX, GX_TEXMTX0);
	GX_SetVtxDesc(GX_VA_POS, GX_DIRECT);
	GX_SetVtxDesc(GX_VA_CLR0, GX_DIRECT);
	GX_SetVtxDesc(GX_VA_TEX0, GX_DIRECT);
	//set vertex attribute formats here
	GX_SetVtxAttrFmt(GX_VTXFMT0, GX_VA_POS, GX_POS_XYZ, GX_F32, 0);
	GX_SetVtxAttrFmt(GX_VTXFMT0, GX_VA_NRM, GX_NRM_XYZ, GX_F32, 0);
	GX_SetVtxAttrFmt(GX_VTXFMT0, GX_VA_CLR0, GX_CLR_RGBA, GX_RGBA8, 0);
	GX_SetVtxAttrFmt(GX_VTXFMT0, GX_VA_TEX0, GX_TEX_ST, GX_F32, 0);

	//enable textures
	GX_SetNumChans (1);
	GX_SetNumTexGens (1);
	GX_SetTexCoordGen(GX_TEXCOORD0, GX_TG_MTX2x4, GX_TG_TEX0, GX_IDENTITY);

	GX_SetNumTevStages (1);
	GX_SetTevOrder (GX_TEVSTAGE0, GX_TEXCOORD0, GX_TEXMAP0, GX_COLOR0A0);
	GX_SetTevOp (GX_TEVSTAGE0, GX_PASSCLR);

	//set blend mode
	GX_SetBlendMode(GX_BM_BLEND, GX_BL_SRCALPHA, GX_BL_INVSRCALPHA, GX_LO_CLEAR); //Fix src alpha
	GX_SetColorUpdate(GX_ENABLE);
//	GX_SetAlphaUpdate(GX_ENABLE);
//	GX_SetDstAlpha(GX_DISABLE, 0xFF);
	//set cull mode
	GX_SetCullMode (GX_CULL_NONE);
}
void QuadPane::Draw(const BannerResources& resources, u8 render_alpha, const float ws_scale, Mtx &modelview, u16 material_index, u8 texture_flip) const
{
	if(!header)
		return;

	if (material_index < resources.materials.size())
	{
		bool modulate_color = IsModulateColor(header->vertex_colors, render_alpha);
		resources.materials[material_index]->Apply(resources, render_alpha, modulate_color);
	}

	Mtx m, mv;
	guMtxIdentity (m);

	guMtxTransApply(m,m, -0.5f * GetOriginX(), -0.5f * GetOriginY(), 0.f);
	guMtxScaleApply(m,m, GetWidth(), GetHeight(), 1.f);

	guMtxConcat (modelview, m, mv);

	GX_LoadPosMtxImm (mv, GX_PNMTX0);

	GX_ClearVtxDesc();
	GX_InvVtxCache();
	GX_SetVtxDesc(GX_VA_POS, GX_DIRECT);
	GX_SetVtxDesc(GX_VA_CLR0, GX_DIRECT);
	for(u32 i = 0; i < header->tex_coord_count; i++)
		GX_SetVtxDesc(GX_VA_TEX0+i, GX_DIRECT);

	GX_Begin(GX_QUADS, GX_VTXFMT0, 4);
	if(texture_flip)
	{
		SetVertex(0, 0.f, 0.f, render_alpha);
		SetVertex(1, 1.f, 0.f, render_alpha);
		SetVertex(3, 1.f, 1.f, render_alpha);
		SetVertex(2, 0.f, 1.f, render_alpha);
	}
	else
	{
		SetVertex(2, 0.f, 0.f, render_alpha);
		SetVertex(3, 1.f, 0.f, render_alpha);
		SetVertex(1, 1.f, 1.f, render_alpha);
		SetVertex(0, 0.f, 1.f, render_alpha);
	}
	GX_End();
}
Exemple #7
0
/**
 * Sets the TEV operation and VTX descriptor values after texture rendering it complete.
 *
 * This function calls the GX_SetTevOp and GX_SetVtxDesc functions with the compatibility parameters specified
 * in setCompatibilityMode.
 */
void FreeTypeGX::setDefaultMode()
{
	if(this->compatibilityMode)
	{
		switch(this->compatibilityMode & 0x00FF)
		{
			case FTGX_COMPATIBILITY_DEFAULT_TEVOP_GX_MODULATE:
				GX_SetTevOp(GX_TEVSTAGE0, GX_MODULATE);
				break;
			case FTGX_COMPATIBILITY_DEFAULT_TEVOP_GX_DECAL:
				GX_SetTevOp(GX_TEVSTAGE0, GX_DECAL);
				break;
			case FTGX_COMPATIBILITY_DEFAULT_TEVOP_GX_BLEND:
				GX_SetTevOp(GX_TEVSTAGE0, GX_BLEND);
				break;
			case FTGX_COMPATIBILITY_DEFAULT_TEVOP_GX_REPLACE:
				GX_SetTevOp(GX_TEVSTAGE0, GX_REPLACE);
				break;
			case FTGX_COMPATIBILITY_DEFAULT_TEVOP_GX_PASSCLR:
				GX_SetTevOp(GX_TEVSTAGE0, GX_PASSCLR);
				break;
			default:
				break;
		}

		switch(this->compatibilityMode & 0xFF00)
		{
			case FTGX_COMPATIBILITY_DEFAULT_VTXDESC_GX_NONE:
				GX_SetVtxDesc(GX_VA_TEX0, GX_NONE);
				break;
			case FTGX_COMPATIBILITY_DEFAULT_VTXDESC_GX_DIRECT:
				GX_SetVtxDesc(GX_VA_TEX0, GX_DIRECT);
				break;
			case FTGX_COMPATIBILITY_DEFAULT_VTXDESC_GX_INDEX8:
				GX_SetVtxDesc(GX_VA_TEX0, GX_INDEX8);
				break;
			case FTGX_COMPATIBILITY_DEFAULT_VTXDESC_GX_INDEX16:
				GX_SetVtxDesc(GX_VA_TEX0, GX_INDEX16);
				break;
			default:
				break;
		}
	}
}
Exemple #8
0
/****************************************************************************
 * Menu_DrawRectangle
 *
 * Draws a rectangle at the specified coordinates using GX
 ***************************************************************************/
void Menu_DrawRectangle(f32 x, f32 y, f32 width, f32 height, GXColor color, u8 filled)
{
	GX_LoadProjectionMtx(FSProjection2D, GX_ORTHOGRAPHIC);
	GX_LoadPosMtxImm(FSModelView2D, GX_PNMTX0);

	GX_SetTevOp(GX_TEVSTAGE0, GX_PASSCLR);
	GX_ClearVtxDesc();
	GX_InvVtxCache();
	GX_SetVtxDesc(GX_VA_POS, GX_DIRECT);
	GX_SetVtxDesc(GX_VA_CLR0, GX_DIRECT);
	GX_SetVtxDesc(GX_VA_TEX0, GX_NONE);

	u8 fmt;
	long n;
	int i;
	f32 x2 = x + width;
	f32 y2 = y + height;
	guVector v[] = { { x, y, 0.0f }, { x2, y, 0.0f }, { x2, y2, 0.0f }, { x, y2, 0.0f }, { x, y, 0.0f } };

	if (!filled)
	{
		fmt = GX_LINESTRIP;
		n = 5;
	}
	else
	{
		fmt = GX_TRIANGLEFAN;
		n = 4;
	}

	GX_Begin(fmt, GX_VTXFMT0, n);
	for (i = 0; i < n; i++)
	{
		GX_Position3f32(v[i].x, v[i].y, v[i].z);
		GX_Color4u8(color.r, color.g, color.b, color.a);
	}
	GX_End();
	GX_SetTevOp(GX_TEVSTAGE0, GX_MODULATE);
}
Exemple #9
0
static void init_vtx(GXRModeObj *mode)
{
   GX_SetViewport(0, 0, mode->fbWidth, mode->efbHeight, 0, 1);
   GX_SetDispCopyYScale(GX_GetYScaleFactor(mode->efbHeight, mode->xfbHeight));
   GX_SetScissor(0, 0, mode->fbWidth, mode->efbHeight);
   GX_SetDispCopySrc(0, 0, mode->fbWidth, mode->efbHeight);
   GX_SetDispCopyDst(mode->fbWidth, mode->xfbHeight);
   GX_SetCopyFilter(mode->aa, mode->sample_pattern, (mode->xfbMode == VI_XFBMODE_SF) ? GX_FALSE : GX_TRUE,
         mode->vfilter);
   GX_SetCopyClear((GXColor) { 0, 0, 0, 0xff }, GX_MAX_Z24);
   GX_SetFieldMode(mode->field_rendering, (mode->viHeight == 2 * mode->xfbHeight) ? GX_ENABLE : GX_DISABLE);

   GX_SetPixelFmt(GX_PF_RGB8_Z24, GX_ZC_LINEAR);
   GX_SetZMode(GX_ENABLE, GX_ALWAYS, GX_ENABLE);
   GX_SetColorUpdate(GX_TRUE);
   GX_SetAlphaUpdate(GX_FALSE);

   Mtx44 m;
   guOrtho(m, 1, -1, -1, 1, 0.4, 0.6);
   GX_LoadProjectionMtx(m, GX_ORTHOGRAPHIC);

   GX_ClearVtxDesc();
   GX_SetVtxDesc(GX_VA_POS, GX_INDEX8);
   GX_SetVtxDesc(GX_VA_TEX0, GX_INDEX8);

   GX_SetVtxAttrFmt(GX_VTXFMT0, GX_VA_POS, GX_POS_XYZ, GX_F32, 0);
   GX_SetVtxAttrFmt(GX_VTXFMT0, GX_VA_TEX0, GX_TEX_ST, GX_F32, 0);
   GX_SetArray(GX_VA_POS, verts, 3 * sizeof(float));
   GX_SetArray(GX_VA_TEX0, tex_coords, 2 * sizeof(float));

   GX_SetNumTexGens(1);
   GX_SetNumChans(0);
   GX_SetTevOp(GX_TEVSTAGE0, GX_REPLACE);
   GX_SetTevOrder(GX_TEVSTAGE0, GX_TEXCOORD0, GX_TEXMAP0, GX_COLORNULL);
   GX_InvVtxCache();

   GX_Flush();
}
Exemple #10
0
void
skybox_render (skybox_info *skybox)
{
  const u32 vtxfmt = GX_VTXFMT0;
  int face;

  GX_ClearVtxDesc ();
  GX_SetVtxDesc (GX_VA_POS, GX_INDEX8);
  GX_SetVtxDesc (GX_VA_TEX0, GX_DIRECT);
  
  GX_SetArray (GX_VA_POS, vertices, 3 * sizeof (f32));
  
  GX_SetVtxAttrFmt (vtxfmt, GX_VA_POS, GX_POS_XYZ, GX_F32, 0);
  GX_SetVtxAttrFmt (vtxfmt, GX_VA_TEX0, GX_TEX_ST, GX_F32, 0);
  
  GX_SetCullMode (GX_CULL_BACK);
  
  for (face = 0; face < 6; face++)
    {
      shader_load (skybox->face_shader[face]);

      GX_Begin (GX_TRIANGLESTRIP, vtxfmt, 4);

      GX_Position1x8 (faces[face][0]);
      GX_TexCoord2f32 (0, 1);

      GX_Position1x8 (faces[face][1]);
      GX_TexCoord2f32 (0, 0);

      GX_Position1x8 (faces[face][2]);
      GX_TexCoord2f32 (1, 1);

      GX_Position1x8 (faces[face][3]);
      GX_TexCoord2f32 (1, 0);

      GX_End ();
    }
}
void draw_sun( f32 x, f32 y, f32 r, f32 ang, u8 *col )
{
	int i;
	Mtx m, mv;

	circle( x, y, r, col, 1, 100, 0.0f );
	
	guMtxIdentity( m );
	guMtxRotAxisRad( m, &rotax, ang );
	guMtxTransApply( m, m, x, y, 0 );
	guMtxConcat( GXmodelView2D, m, mv );
	GX_LoadPosMtxImm( mv, GX_PNMTX0 );

	GX_Begin( GX_QUADS, GX_VTXFMT0, NUMRAYS*4 );
	for( i=0; i<NUMRAYS; i++ )
	{
		GX_Position3f32( sunrays[i*4  ].x     , sunrays[i*4  ].y     , 0.0f );
		GX_Color4u8( col[0], col[1], col[2], 0xff );
		GX_Position3f32( sunrays[i*4+1].x     , sunrays[i*4+1].y     , 0.0f );
		GX_Color4u8( col[0], col[1], col[2], 0xff );
		GX_Position3f32( sunrays[i*4+2].x*0.9f, sunrays[i*4+2].y*0.9f, 0.0f );
		GX_Color4u8( col[0], col[1], col[2], 0xff );
		GX_Position3f32( sunrays[i*4+3].x*0.9f, sunrays[i*4+3].y*0.9f, 0.0f );
		GX_Color4u8( col[0], col[1], col[2], 0xff );
	}
	GX_End();

	for( i=0; i<NUMRAYS; i++ )
	{
		GX_Begin( GX_LINESTRIP, GX_VTXFMT0, 4 );
			GX_Position3f32( sunrays[i*4+3].x, sunrays[i*4+3].y, 0.0f );
			GX_Color4u8( 0, 0, 0, 0xff );
			GX_Position3f32( sunrays[i*4  ].x, sunrays[i*4  ].y, 0.0f );
			GX_Color4u8( 0, 0, 0, 0xff );
			GX_Position3f32( sunrays[i*4+1].x, sunrays[i*4+1].y, 0.0f );
			GX_Color4u8( 0, 0, 0, 0xff );
			GX_Position3f32( sunrays[i*4+2].x, sunrays[i*4+2].y, 0.0f );
			GX_Color4u8( 0, 0, 0, 0xff );
		GX_End();
	}
	

	GX_LoadPosMtxImm (GXmodelView2D, GX_PNMTX0);

	GX_SetTevOp (GX_TEVSTAGE0, GX_PASSCLR);
  	GX_SetVtxDesc (GX_VA_TEX0, GX_NONE);
}
void draw_star( f32 scale, f32 angle, f32 x, f32 y, u8 *col, u8 alpha )
{
	int i, j;
	Mtx m,m1,m2,mv;

	guMtxIdentity(m1);
	guMtxScaleApply( m1, m1, scale, scale, 1.0f );
	guMtxRotAxisRad( m2, &rotax, angle );
	guMtxConcat( m2, m1, m);

	guMtxTransApply( m, m, x, y, 0 );
	guMtxConcat( GXmodelView2D, m, mv );
	GX_LoadPosMtxImm( mv, GX_PNMTX0 );

	GX_Begin( GX_TRIANGLES, GX_VTXFMT0, 3*NUM_STAR_POLYS );
	for( i=0; i<NUM_STAR_POLYS*3; i++ )
	{
		j = star_polys[i]*2;
		GX_Position3f32( star_pts[j], star_pts[j+1], 0.0f );
		GX_Color4u8( col[0], col[1], col[2], alpha );
	}
	GX_End();

	GX_Begin( GX_LINESTRIP, GX_VTXFMT0, NUM_STAR_EDGES );
	for( i=0; i<NUM_STAR_EDGES; i++ )
	{
		j = star_edges[i]*2;
		GX_Position3f32( star_pts[j], star_pts[j+1], 0.0f );
		GX_Color4u8( 0, 0, 0, alpha );
	}
	GX_End();
	

	GX_LoadPosMtxImm (GXmodelView2D, GX_PNMTX0);

	GX_SetTevOp (GX_TEVSTAGE0, GX_PASSCLR);
  	GX_SetVtxDesc (GX_VA_TEX0, GX_NONE);
}
//---------------------------------------------------------------------------------
int main( int argc, char **argv ){
//---------------------------------------------------------------------------------
	u32	fb; 	// initial framebuffer index
	u32 first_frame;
	f32 yscale;
	u32 xfbHeight;
	Mtx44 perspective;
	Mtx GXmodelView2D;
	void *gp_fifo = NULL;

	GXColor background = {0, 0, 0, 0xff};

	int i;

	VIDEO_Init();
 
	rmode = VIDEO_GetPreferredMode(NULL);
	
	fb = 0;
	first_frame = 1;
	// allocate 2 framebuffers for double buffering
	frameBuffer[0] = MEM_K0_TO_K1(SYS_AllocateFramebuffer(rmode));
	frameBuffer[1] = MEM_K0_TO_K1(SYS_AllocateFramebuffer(rmode));

	VIDEO_Configure(rmode);
	VIDEO_SetNextFramebuffer(frameBuffer[fb]);
	VIDEO_SetBlack(FALSE);
	VIDEO_Flush();
	VIDEO_WaitVSync();
	if(rmode->viTVMode&VI_NON_INTERLACE) VIDEO_WaitVSync();

	fb ^= 1;

	// setup the fifo and then init the flipper
	gp_fifo = memalign(32,DEFAULT_FIFO_SIZE);
	memset(gp_fifo,0,DEFAULT_FIFO_SIZE);
 
	GX_Init(gp_fifo,DEFAULT_FIFO_SIZE);
 
	// clears the bg to color and clears the z buffer
	GX_SetCopyClear(background, 0x00ffffff);
 
	// other gx setup
	GX_SetViewport(0,0,rmode->fbWidth,rmode->efbHeight,0,1);
	yscale = GX_GetYScaleFactor(rmode->efbHeight,rmode->xfbHeight);
	xfbHeight = GX_SetDispCopyYScale(yscale);
	GX_SetScissor(0,0,rmode->fbWidth,rmode->efbHeight);
	GX_SetDispCopySrc(0,0,rmode->fbWidth,rmode->efbHeight);
	GX_SetDispCopyDst(rmode->fbWidth,xfbHeight);
	GX_SetCopyFilter(rmode->aa,rmode->sample_pattern,GX_TRUE,rmode->vfilter);
	GX_SetFieldMode(rmode->field_rendering,((rmode->viHeight==2*rmode->xfbHeight)?GX_ENABLE:GX_DISABLE));

	if (rmode->aa)
		GX_SetPixelFmt(GX_PF_RGB565_Z16, GX_ZC_LINEAR);
	else
		GX_SetPixelFmt(GX_PF_RGB8_Z24, GX_ZC_LINEAR);


	GX_SetCullMode(GX_CULL_NONE);
	GX_CopyDisp(frameBuffer[fb],GX_TRUE);
	GX_SetDispCopyGamma(GX_GM_1_0);

	// setup the vertex descriptor
	// tells the flipper to expect direct data
	GX_SetVtxAttrFmt(GX_VTXFMT0, GX_VA_POS, GX_POS_XY, GX_F32, 0);
	GX_SetVtxAttrFmt(GX_VTXFMT0, GX_VA_TEX0, GX_TEX_ST, GX_F32, 0);
	

	GX_SetNumChans(1);
	GX_SetNumTexGens(1);
	GX_SetTevOp(GX_TEVSTAGE0, GX_REPLACE);
	GX_SetTevOrder(GX_TEVSTAGE0, GX_TEXCOORD0, GX_TEXMAP0, GX_COLOR0A0);
	GX_SetTexCoordGen(GX_TEXCOORD0, GX_TG_MTX2x4, GX_TG_TEX0, GX_IDENTITY);


	GX_InvalidateTexAll();

	TPLFile spriteTPL;
	TPL_OpenTPLFromMemory(&spriteTPL, (void *)textures_tpl,textures_tpl_size);
	TPL_GetTexture(&spriteTPL,ballsprites,&texObj);

	GX_LoadTexObj(&texObj, GX_TEXMAP0);

	guOrtho(perspective,0,479,0,639,0,300);
	GX_LoadProjectionMtx(perspective, GX_ORTHOGRAPHIC);

	PAD_Init();

	srand(time(NULL));

	for(i = 0; i < NUM_SPRITES; i++) {
		//random place and speed
		sprites[i].x = (rand() % (640 - 32 )) << 8;
		sprites[i].y = (rand() % (480 - 32 )) << 8 ;
		sprites[i].dx = (rand() & 0xFF) + 0x100;
		sprites[i].dy = (rand() & 0xFF) + 0x100;
		sprites[i].image = rand() & 3;

		if(rand() & 1)
			sprites[i].dx = -sprites[i].dx;
		if(rand() & 1)
			sprites[i].dy = -sprites[i].dy;
	}

	GX_SetViewport(0,0,rmode->fbWidth,rmode->efbHeight,0,1);
	guMtxIdentity(GXmodelView2D);
	guMtxTransApply (GXmodelView2D, GXmodelView2D, 0.0F, 0.0F, -5.0F);
	GX_LoadPosMtxImm(GXmodelView2D,GX_PNMTX0);

	GX_SetZMode(GX_TRUE, GX_LEQUAL, GX_TRUE);
	GX_SetBlendMode(GX_BM_BLEND, GX_BL_SRCALPHA, GX_BL_INVSRCALPHA, GX_LO_CLEAR);
	GX_SetAlphaUpdate(GX_TRUE);
	GX_SetColorUpdate(GX_TRUE);

	while(1) {

		PAD_ScanPads();

		if (PAD_ButtonsDown(0) & PAD_BUTTON_START) exit(0);

		GX_InvVtxCache();
		GX_InvalidateTexAll();

		GX_ClearVtxDesc();
		GX_SetVtxDesc(GX_VA_POS, GX_DIRECT);
		GX_SetVtxDesc(GX_VA_TEX0, GX_DIRECT);


		for(i = 0; i < NUM_SPRITES; i++) {
			sprites[i].x += sprites[i].dx;
			sprites[i].y += sprites[i].dy;
			
			//check for collision with the screen boundaries
			if(sprites[i].x < (1<<8) || sprites[i].x > ((640-32) << 8))
				sprites[i].dx = -sprites[i].dx;

			if(sprites[i].y < (1<<8) || sprites[i].y > ((480-32) << 8))
				sprites[i].dy = -sprites[i].dy;

			drawSpriteTex( sprites[i].x >> 8, sprites[i].y >> 8, 32, 32, sprites[i].image);
		}

		GX_DrawDone();
		
		GX_CopyDisp(frameBuffer[fb],GX_TRUE);

		VIDEO_SetNextFramebuffer(frameBuffer[fb]);
		if(first_frame) {
			VIDEO_SetBlack(FALSE);
			first_frame = 0;
		}
		VIDEO_Flush();
		VIDEO_WaitVSync();
		fb ^= 1;		// flip framebuffer
	}
	return 0;
}
Exemple #14
0
model_t* MODEL_setup(const u8* model_bmb) {
	binheader_t* header = (binheader_t*) model_bmb;

	const u32 posOffset = sizeof(binheader_t);
	const u32 nrmOffset = posOffset + (sizeof(f32)* header->vcount * 3);
	const u32 texOffset = nrmOffset + (sizeof(f32)* header->vcount * 3);
	const u32 indOffset = texOffset + (sizeof(f32)* header->vcount * 2);

	f32* positions = (f32*) (model_bmb + posOffset);
	f32* normals = (f32*) (model_bmb + nrmOffset);
	f32* texcoords = (f32*) (model_bmb + texOffset);
	u16* indices = (u16*) (model_bmb + indOffset);

	/* Calculate cost */
	const u32 indicesCount = header->fcount * 3;
	const u32 indicesSize = indicesCount * 3 * sizeof(u16); /* 3 indices per vertex index (p,n,t) that are u16 in size */
	const u32 callSize = 89; /* Size of setup var */
	/* Round up to nearest 32 multiplication */
	const u32 dispSize = (((indicesSize + callSize + 63) >> 5) + 1) << 5;

	/* Build display list */
	/* Allocate and clear */
	u32 i;
	void* modelList = memalign(32, dispSize);
	memset(modelList, 0, dispSize);

	/* Set buffer data */
	DCInvalidateRange(modelList, dispSize);
	GX_BeginDispList(modelList, dispSize);

	//GX_InvVtxCache();
	GX_ClearVtxDesc();
	GX_SetVtxDesc(GX_VA_POS, GX_INDEX16);
	GX_SetVtxDesc(GX_VA_NRM, GX_INDEX16);
	GX_SetVtxDesc(GX_VA_TEX0, GX_INDEX16);

	GX_SetVtxAttrFmt(GX_VTXFMT0, GX_VA_POS, GX_POS_XYZ, GX_F32, 0);
	GX_SetVtxAttrFmt(GX_VTXFMT0, GX_VA_NRM, GX_NRM_XYZ, GX_F32, 0);
	GX_SetVtxAttrFmt(GX_VTXFMT0, GX_VA_TEX0, GX_TEX_ST, GX_F32, 0);

	GX_SetArray(GX_VA_POS, (void*) positions, 3 * sizeof(f32));
	GX_SetArray(GX_VA_NRM, (void*) normals, 3 * sizeof(f32));
	GX_SetArray(GX_VA_TEX0, (void*) texcoords, 2 * sizeof(f32));

	/* Fill the list with indices */
	GX_Begin(GX_TRIANGLES, GX_VTXFMT0, indicesCount);
	for (i = 0; i < indicesCount; i++) {
		GX_Position1x16(indices[i]);
		GX_Normal1x16(indices[i]);
		GX_TexCoord1x16(indices[i]);
	}
	GX_End();

	/* Close display list */
	u32 modelListSize = GX_EndDispList();
	if (modelListSize == 0) {
		printf("Error: Display list not big enough [%u]\n", dispSize);
		return NULL;
	}

	/* Return model info */
	model_t* model = malloc(sizeof(model_t));
	model->modelList = modelList;
	model->modelListSize = modelListSize;

	model->modelFaceCount = header->fcount;
	model->modelPositions = positions;
	model->modelNormals = normals;
	model->modelTexcoords = texcoords;
	model->modelIndices = indices;

	return model;
}
void GuiFrameImage::CreateDrawList()
{
	GX_BeginDispList(DrawList, DrawListSize+64);

	GX_SetTevOp (GX_TEVSTAGE0, GX_PASSCLR);
	GX_SetVtxDesc (GX_VA_TEX0, GX_NONE);

	oldWidth = GetWidth();
	oldHeight = GetHeight();
	oldX = GetLeft();
	oldY = GetTop();
	oldZ = 0;
	oldAlpha = GetAlpha();

	f32 alpha = oldAlpha;
	f32 z = oldZ;

	f32 x1 = oldX;
	f32 y1 = oldY;
	f32 x2 = x1+oldWidth;
	f32 y2 = y1+oldHeight;

	//! Upper QUAD
	GX_Begin(GX_QUADS, GX_VTXFMT0,4);
		GX_Position3f32(x1+Margin, y1, z);
		GX_Color4u8(UpperQuadUpper.r,UpperQuadUpper.g,UpperQuadUpper.b,alpha);

		GX_Position3f32(x2-Margin, y1, z);
		GX_Color4u8(UpperQuadUpper.r,UpperQuadUpper.g,UpperQuadUpper.b,alpha);

		GX_Position3f32(x2-Margin, y1+Margin, z);
		GX_Color4u8(MainQuadUpper.r,MainQuadUpper.g,MainQuadUpper.b,alpha);

		GX_Position3f32(x1+Margin, y1+Margin, z);
		GX_Color4u8(MainQuadUpper.r,MainQuadUpper.g,MainQuadUpper.b,alpha);
	GX_End();

	//! Upper/Left Corner Circle
	GX_Begin(GX_TRIANGLEFAN, GX_VTXFMT0, Precision+1);
	{
		f32 deg;
		int r = SideQuadUpper.r;
		int g = SideQuadUpper.g;
		int b = SideQuadUpper.b;
		f32 r_p = (float) (UpperQuadUpper.r - r)/(float) (Precision-1);
		f32 g_p = (float) (UpperQuadUpper.g - g)/(float) (Precision-1);
		f32 b_p = (float) (UpperQuadUpper.b - b)/(float) (Precision-1);
		GX_Position3f32(x1+Margin, y1+Margin, z);
		GX_Color4u8(MainQuadUpper.r,MainQuadUpper.g,MainQuadUpper.b,alpha);

		for(int i = 0; i < Precision; ++i)
		{
			deg = DegToRad(180+i*90/(f32)(Precision-1));
			GX_Position3f32(x1+Margin+Margin*cos(deg), y1+Margin+Margin*sin(deg), z);
			GX_Color4u8(r+r_p*i, g+g_p*i, b+b_p*i,alpha);
		}
	}
	GX_End();

	//! Left QUAD
	GX_Begin(GX_QUADS, GX_VTXFMT0,4);
		GX_Position3f32(x1, y1+Margin, z);
		GX_Color4u8(SideQuadUpper.r,SideQuadUpper.g,SideQuadUpper.b,alpha);

		GX_Position3f32(x1+Margin, y1+Margin, z);
		GX_Color4u8(MainQuadUpper.r,MainQuadUpper.g,MainQuadUpper.b,alpha);

		GX_Position3f32(x1+Margin, y2-Margin, z);
		GX_Color4u8(MainQuadLower.r,MainQuadLower.g,MainQuadLower.b,alpha);

		GX_Position3f32(x1, y2-Margin, z);
		GX_Color4u8(SideQuadLower.r,SideQuadLower.g,SideQuadLower.b,alpha);
	GX_End();

	//! Lower Left Corner Circle
	GX_Begin(GX_TRIANGLEFAN, GX_VTXFMT0, Precision*2+2);
	{
		//! Transparent shadow
		f32 deg;
		int r = ShadowLower.r;
		int g = ShadowLower.g;
		int b = ShadowLower.b;
		f32 a = 0.1f*alpha;
		f32 r_p = (float) (SideQuadLower.r - r)/(float) (Precision-1);
		f32 g_p = (float) (SideQuadLower.g - g)/(float) (Precision-1);
		f32 b_p = (float) (SideQuadLower.b - b)/(float) (Precision-1);
		f32 a_p = (float) (alpha - a)/(float) (Precision-1);
		GX_Position3f32(x1+Margin, y2-Margin, z);
		GX_Color4u8(MainQuadLower.r,MainQuadLower.g,MainQuadLower.b,alpha);

		for(int i = 0; i < Precision; ++i)
		{
			deg = DegToRad(90+i*90/(f32)(Precision-1));
			GX_Position3f32(x1+Margin+Margin*cos(deg), y2-Margin+Margin*sin(deg), z);
			GX_Color4u8(r+r_p*i, g+g_p*i, b+b_p*i, a+a_p*i);
		}

		//! Opaque
		r = ShadowUpper.r;
		g = ShadowUpper.g;
		b = ShadowUpper.b;
		r_p = (float) (SideQuadLower.r - r)/(float) (Precision-1);
		g_p = (float) (SideQuadLower.g - g)/(float) (Precision-1);
		b_p = (float) (SideQuadLower.b - b)/(float) (Precision-1);

		GX_Position3f32(x1+Margin, y2-Margin, z);
		GX_Color4u8(MainQuadLower.r,MainQuadLower.g,MainQuadLower.b,alpha);

		for(int i = 0; i < Precision; ++i)
		{
			deg = DegToRad(90+i*90/(f32)(Precision-1));
			GX_Position3f32(x1+Margin+Margin*cos(deg), y2-Margin+(Margin-ShadowWidth)*sin(deg), z);
			GX_Color4u8(r+r_p*i, g+g_p*i, b+b_p*i, alpha);
		}
	}
	GX_End();

	//! Lower QUAD
	GX_Begin(GX_QUADS, GX_VTXFMT0,8);
		//! Transparent shadow quad
		GX_Position3f32(x1+Margin, y2-Margin, z);
		GX_Color4u8(ShadowUpper.r,ShadowUpper.g,ShadowUpper.b,alpha);

		GX_Position3f32(x2-Margin, y2-Margin, z);
		GX_Color4u8(ShadowUpper.r,ShadowUpper.g,ShadowUpper.b,alpha);

		GX_Position3f32(x2-Margin, y2, z);
		GX_Color4u8(ShadowLower.r,ShadowLower.g,ShadowLower.b,0.1f*alpha);

		GX_Position3f32(x1+Margin, y2, z);
		GX_Color4u8(ShadowLower.r,ShadowLower.g,ShadowLower.b,0.1f*alpha);

		//! Opaque quad
		GX_Position3f32(x1+Margin, y2-Margin, z);
		GX_Color4u8(MainQuadLower.r,MainQuadLower.g,MainQuadLower.b,alpha);

		GX_Position3f32(x2-Margin, y2-Margin, z);
		GX_Color4u8(MainQuadLower.r,MainQuadLower.g,MainQuadLower.b,alpha);

		GX_Position3f32(x2-Margin, y2-ShadowWidth, z);
		GX_Color4u8(ShadowUpper.r,ShadowUpper.g,ShadowUpper.b,alpha);

		GX_Position3f32(x1+Margin, y2-ShadowWidth, z);
		GX_Color4u8(ShadowUpper.r,ShadowUpper.g,ShadowUpper.b,alpha);
	GX_End();

	//! Lower Right Corner Circle
	GX_Begin(GX_TRIANGLEFAN, GX_VTXFMT0, Precision*2+2);
	{
		f32 deg;
		int r = SideQuadLower.r;
		int g = SideQuadLower.g;
		int b = SideQuadLower.b;
		f32 a = alpha;
		f32 r_p = (float) (ShadowLower.r - r)/(float) (Precision-1);
		f32 g_p = (float) (ShadowLower.g - g)/(float) (Precision-1);
		f32 b_p = (float) (ShadowLower.b - b)/(float) (Precision-1);
		f32 a_p = (float) (0.1f*alpha - a)/(float) (Precision-1);
		GX_Position3f32(x2-Margin, y2-Margin, z);
		GX_Color4u8(MainQuadLower.r,MainQuadLower.g,MainQuadLower.b,alpha);

		for(int i = 0; i < Precision; ++i)
		{
			deg = DegToRad(i*90/(f32)(Precision-1));
			GX_Position3f32(x2-Margin+Margin*cos(deg), y2-Margin+Margin*sin(deg), z);
			GX_Color4u8(r+r_p*i, g+g_p*i, b+b_p*i, a+a_p*i);
		}

		r_p = (float) (ShadowUpper.r - r)/(float) (Precision-1);
		g_p = (float) (ShadowUpper.g - g)/(float) (Precision-1);
		b_p = (float) (ShadowUpper.b - b)/(float) (Precision-1);

		GX_Position3f32(x2-Margin, y2-Margin, z);
		GX_Color4u8(MainQuadLower.r,MainQuadLower.g,MainQuadLower.b,alpha);

		for(int i = 0; i < Precision; ++i)
		{
			deg = DegToRad(i*90/(f32)(Precision-1));
			GX_Position3f32(x2-Margin+Margin*cos(deg), y2-Margin+(Margin-ShadowWidth)*sin(deg), z);
			GX_Color4u8(r+r_p*i, g+g_p*i, b+b_p*i, alpha);
		}
	}
	GX_End();

	//! Right QUAD
	GX_Begin(GX_QUADS, GX_VTXFMT0,4);
		GX_Position3f32(x2-Margin, y1+Margin, z);
		GX_Color4u8(MainQuadUpper.r,MainQuadUpper.g,MainQuadUpper.b,alpha);

		GX_Position3f32(x2, y1+Margin, z);
		GX_Color4u8(SideQuadUpper.r,SideQuadUpper.g,SideQuadUpper.b,alpha);

		GX_Position3f32(x2, y2-Margin, z);
		GX_Color4u8(SideQuadLower.r,SideQuadLower.g,SideQuadLower.b,alpha);

		GX_Position3f32(x2-Margin, y2-Margin, z);
		GX_Color4u8(MainQuadLower.r,MainQuadLower.g,MainQuadLower.b,alpha);
	GX_End();

	//! Upper/Left Corner Circle
	GX_Begin(GX_TRIANGLEFAN, GX_VTXFMT0, Precision+1);
	{
		f32 deg;
		int r = UpperQuadUpper.r;
		int g = UpperQuadUpper.g;
		int b = UpperQuadUpper.b;
		f32 r_p = (float) (SideQuadUpper.r - r)/(float) (Precision-1);
		f32 g_p = (float) (SideQuadUpper.g - g)/(float) (Precision-1);
		f32 b_p = (float) (SideQuadUpper.b - b)/(float) (Precision-1);
		GX_Position3f32(x2-Margin, y1+Margin, z);
		GX_Color4u8(MainQuadUpper.r,MainQuadUpper.g,MainQuadUpper.b,alpha);

		for(int i = 0; i < Precision; ++i)
		{
			deg = DegToRad(270+i*90/(f32)(Precision-1));
			GX_Position3f32(x2-Margin+Margin*cos(deg), y1+Margin+Margin*sin(deg), z);
			GX_Color4u8(r+r_p*i, g+g_p*i, b+b_p*i,alpha);
		}
	}
	GX_End();

	//! Main QUAD
	GX_Begin(GX_QUADS, GX_VTXFMT0,4);
		GX_Position3f32(x1+Margin, y1+Margin, z);
		GX_Color4u8(MainQuadUpper.r,MainQuadUpper.g,MainQuadUpper.b,alpha);

		GX_Position3f32(x2-Margin, y1+Margin, z);
		GX_Color4u8(MainQuadUpper.r,MainQuadUpper.g,MainQuadUpper.b,alpha);

		GX_Position3f32(x2-Margin, y2-Margin, z);
		GX_Color4u8(MainQuadLower.r,MainQuadLower.g,MainQuadLower.b,alpha);

		GX_Position3f32(x1+Margin, y2-Margin, z);
		GX_Color4u8(MainQuadLower.r,MainQuadLower.g,MainQuadLower.b,alpha);
	GX_End();

	GX_SetTevOp (GX_TEVSTAGE0, GX_MODULATE);

	DrawListSize = GX_EndDispList();
}
void Textbox::SetupGX(const BannerResources& resources) const
{
	GX_ClearVtxDesc();
	GX_InvVtxCache();

	GX_SetVtxDesc(GX_VA_POS, GX_DIRECT);
	GX_SetVtxDesc(GX_VA_CLR0, GX_DIRECT);
	GX_SetVtxDesc(GX_VA_TEX0, GX_DIRECT);

	// channel control
	GX_SetNumChans(1);
	GX_SetChanCtrl(GX_COLOR0A0,GX_DISABLE,GX_SRC_REG,GX_SRC_VTX,GX_LIGHTNULL,GX_DF_NONE,GX_AF_NONE);

	// texture gen.
	GX_SetNumTexGens(1);
	GX_SetTexCoordGen(GX_TEXCOORD0, GX_TG_MTX2x4, GX_TG_TEX0, GX_IDENTITY);
	// texture environment
	GX_SetNumTevStages(1);
	GX_SetNumIndStages(0);
	GX_SetTevOp(GX_TEVSTAGE0, GX_MODULATE);
	GX_SetTevOrder(GX_TEVSTAGE0, GX_TEXCOORD0, GX_TEXMAP0, GX_COLOR0A0);
	GX_SetTevSwapMode(GX_TEVSTAGE0, GX_TEV_SWAP0, GX_TEV_SWAP0);
	GX_SetTevKColorSel(GX_TEVSTAGE0, GX_TEV_KCSEL_1_4);
	GX_SetTevKAlphaSel(GX_TEVSTAGE0, GX_TEV_KASEL_1);
	GX_SetTevDirect(GX_TEVSTAGE0);
	// swap table
	GX_SetTevSwapModeTable(GX_TEV_SWAP0, GX_CH_RED, GX_CH_GREEN, GX_CH_BLUE, GX_CH_ALPHA);
	GX_SetTevSwapModeTable(GX_TEV_SWAP1, GX_CH_RED, GX_CH_RED, GX_CH_RED, GX_CH_ALPHA);
	GX_SetTevSwapModeTable(GX_TEV_SWAP2, GX_CH_GREEN, GX_CH_GREEN, GX_CH_GREEN, GX_CH_ALPHA);
	GX_SetTevSwapModeTable(GX_TEV_SWAP3, GX_CH_BLUE, GX_CH_BLUE, GX_CH_BLUE, GX_CH_ALPHA);
	// alpha compare and blend mode
	GX_SetAlphaCompare(GX_ALWAYS, 0, GX_AOP_AND, GX_ALWAYS, 0);
	GX_SetBlendMode(GX_BM_BLEND, GX_BL_SRCALPHA, GX_BL_INVSRCALPHA, GX_LO_SET);

	if(header->material_index < resources.materials.size())
	{
		const Material::Header *matHead = resources.materials[header->material_index]->GetHeader();
		if(!matHead)
			return;

		//GX_SetFog(0, 0.0f, 0.0f, 0.0f, 0.0f, (GXColor){0xff, 0xff, 0xff, 0xff});
		GX_SetTevSwapModeTable(0, 0, 1, 2, 3);
		//GX_SetZTexture(0, 0x11, 0);
		GX_SetNumChans(1 );
		GX_SetChanCtrl(4, 0, 0, 1, 0, 0, 2);
		GX_SetChanCtrl(5, 0, 0, 0, 0, 0, 2);
		GX_SetNumTexGens(1);
		GX_SetTexCoordGen2(0, 1, 4, 0x3c, 0, 0x7D);
		GX_SetNumIndStages(0);
		GX_SetBlendMode(1, 4, 5, 0xf);
		GX_SetNumTevStages(2);
		GX_SetTevDirect(0);
		GX_SetTevDirect(1);
		GX_SetTevSwapMode(0, 0, 0);
		GX_SetTevSwapMode(1, 0, 0);
		GX_SetTevOrder(0, 0, 0, 0xff);

		for( int i = 0; i < 2; i++ )
		{
			// Devkitppc_r27 internal compiler error
			//GX_SetTevColor(i + 1, (GXColor){ LIMIT(matHead->color_regs[i].r, 0, 0xFF),
			//								 LIMIT(matHead->color_regs[i].g, 0, 0xFF),
			//								 LIMIT(matHead->color_regs[i].b, 0, 0xFF),
			//								 LIMIT(matHead->color_regs[i].a, 0, 0xFF) });
											 
			u8 r = (u8) LIMIT(matHead->color_regs[i].r, 0, 0xFF);
			u8 g = (u8) LIMIT(matHead->color_regs[i].g, 0, 0xFF);
			u8 b = (u8) LIMIT(matHead->color_regs[i].b, 0, 0xFF);
			u8 a = (u8) LIMIT(matHead->color_regs[i].a, 0, 0xFF);
			GX_SetTevColor((u8) (i + 1), (GXColor){r,g,b,a});
		}

		GX_SetTevColorIn(0, 2, 4, 8, 0xf);
		GX_SetTevAlphaIn(0, 1, 2, 4, 7);
		GX_SetTevColorOp(0, 0, 0, 0, 1, 0);
		GX_SetTevAlphaOp(0, 0, 0, 0, 1, 0);
		GX_SetTevOrder(1, 0xff, 0xff, 4);
		GX_SetTevColorIn(1, 0xf, 0, 0xa, 0xf);
		GX_SetTevAlphaIn(1, 7, 0,  5, 7);
		GX_SetTevColorOp(1, 0, 0, 0, 1, 0);
		GX_SetTevAlphaOp(1, 0, 0, 0, 1, 0);
	}
}
Exemple #17
0
/*
 * GX render callback
 */
void wii_render_callback()
{
  GX_SetVtxDesc( GX_VA_POS, GX_DIRECT );
  GX_SetVtxDesc( GX_VA_CLR0, GX_DIRECT );
  GX_SetVtxDesc( GX_VA_TEX0, GX_NONE );

  Mtx m;    // model matrix.
  Mtx mv;   // modelview matrix.

  guMtxIdentity( m ); 
  guMtxTransApply( m, m, 0, 0, -100 );
  guMtxConcat( gx_view, m, mv );
  GX_LoadPosMtxImm( mv, GX_PNMTX0 ); 

  // Diff switches
  wii_atari_display_diff_switches();

  //
  // Debug
  //

  static int dbg_count = 0;

  if( wii_debug && !wii_testframe )
  {    
    static char text[256] = "";
    static char text2[256] = "";
    dbg_count++;

    if( dbg_count % 60 == 0 )
    {
      /* a: %d, %d, c: 0x%x,0x%x,0x%x*/
      /* wii_sound_length, wii_convert_length, memory_ram[CTLSWB], riot_drb, memory_ram[SWCHB] */
      sprintf( text, 
        "v: %.2f, hs: %d, %d, timer: %d, wsync: %s, %d, stl: %s, mar: %d, cpu: %d, ext: %d, rnd: %d, hb: %d",
        wii_fps_counter, 
        high_score_set,
        hs_sram_write_count, 
        ( riot_timer_count % 1000 ),      
        ( dbg_wsync ? "1" : "0" ),
        dbg_wsync_count,
        ( dbg_cycle_stealing ? "1" : "0" ),            
        dbg_maria_cycles,
        dbg_p6502_cycles,
        dbg_saved_cycles,
        RANDOM,
        cartridge_hblank
      );       
    }

    //sprintf( text, "video: %.2f", wii_fps_counter );
    wii_gx_drawtext( -310, 210, 14, text, ftgxWhite, 0 ); 

    if( lightgun_enabled )
    {      
      //ir_t ir;
      //WPAD_IR(WPAD_CHAN_0, &ir);

      sprintf( text2, 
        "lightgun: %d, %d, %d, %.2f, %d, [%d, %d]", 
        /*"lightgun: %d, %d, %d, %.2f, %d, [%d, %d] %d, %d, %d, %d", */
        cartridge_crosshair_x, cartridge_crosshair_y,
        lightgun_scanline, lightgun_cycle, wii_dbg_scanlines, 
        wii_ir_x, wii_ir_y /*,
        ir.vres[0], ir.vres[1], ir.offset[0], ir.offset[1]*/ );

      wii_gx_drawtext( -310, -210, 14, text2, ftgxWhite, 0 );
    }
  }
}
Exemple #18
0
//---------------------------------------------------------------------------------
int main( int argc, char **argv ){
//---------------------------------------------------------------------------------
	f32 yscale;

	u32 xfbHeight;

	// various matrices for things like view
	Mtx	view,mv,mr;
	Mtx44 perspective;

	// the texure we're going to paint
	GXTexObj texture;
	TPLFile mudTPL;

	u32	fb = 0; 	// initial framebuffer index
	GXColor background = {0, 0, 0, 0xff};

	// init the vi.
	VIDEO_Init();

	rmode = VIDEO_GetPreferredMode(NULL);
	WPAD_Init();
	
	// allocate 2 framebuffers for double buffering
	frameBuffer[0] = MEM_K0_TO_K1(SYS_AllocateFramebuffer(rmode));
	frameBuffer[1] = MEM_K0_TO_K1(SYS_AllocateFramebuffer(rmode));

	// configure video and wait for the screen to blank
	VIDEO_Configure(rmode);
	VIDEO_SetNextFramebuffer(frameBuffer[fb]);
	VIDEO_SetBlack(FALSE);
	VIDEO_Flush();
	VIDEO_WaitVSync();
	if(rmode->viTVMode&VI_NON_INTERLACE) VIDEO_WaitVSync();

	// setup the fifo...
	void *gp_fifo = NULL;
	gp_fifo = memalign(32,DEFAULT_FIFO_SIZE);
	memset(gp_fifo,0,DEFAULT_FIFO_SIZE);
 
	// ...then init the flipper
	GX_Init(gp_fifo,DEFAULT_FIFO_SIZE);
 
	// clears the bg to color and clears the z buffer
	GX_SetCopyClear(background, 0x00ffffff);
 
	// other gx setup
	GX_SetViewport(0,0,rmode->fbWidth,rmode->efbHeight,0,1);
	yscale = GX_GetYScaleFactor(rmode->efbHeight,rmode->xfbHeight);
	xfbHeight = GX_SetDispCopyYScale(yscale);
	GX_SetScissor(0,0,rmode->fbWidth,rmode->efbHeight);
	GX_SetDispCopySrc(0,0,rmode->fbWidth,rmode->efbHeight);
	GX_SetDispCopyDst(rmode->fbWidth,xfbHeight);
	GX_SetCopyFilter(rmode->aa,rmode->sample_pattern,GX_TRUE,rmode->vfilter);
	GX_SetFieldMode(rmode->field_rendering,((rmode->viHeight==2*rmode->xfbHeight)?GX_ENABLE:GX_DISABLE));
 
 	if (rmode->aa)
        GX_SetPixelFmt(GX_PF_RGB565_Z16, GX_ZC_LINEAR);
    else
        GX_SetPixelFmt(GX_PF_RGB8_Z24, GX_ZC_LINEAR);
		
	GX_SetCullMode(GX_CULL_NONE);
	GX_CopyDisp(frameBuffer[fb],GX_TRUE);
	GX_SetDispCopyGamma(GX_GM_1_0);

	// setup the vertex attribute table
	// describes the data
	// args: vat location 0-7, type of data, data format, size, scale
	// so for ex. in the first call we are sending position data with
	// 3 values X,Y,Z of size F32. scale sets the number of fractional
	// bits for non float data.
    GX_InvVtxCache();
	GX_ClearVtxDesc();
	GX_SetVtxDesc(GX_VA_POS, GX_DIRECT);
	GX_SetVtxDesc(GX_VA_NRM, GX_DIRECT);
	GX_SetVtxDesc(GX_VA_TEX0, GX_DIRECT);

	GX_SetVtxAttrFmt(GX_VTXFMT0, GX_VA_POS, GX_POS_XYZ, GX_F32, 0);
	GX_SetVtxAttrFmt(GX_VTXFMT0, GX_VA_NRM, GX_NRM_XYZ, GX_F32, 0);
	GX_SetVtxAttrFmt(GX_VTXFMT0, GX_VA_TEX0, GX_TEX_ST, GX_F32, 0);

	// setup texture coordinate generation
	// args: texcoord slot 0-7, matrix type, source to generate texture coordinates from, matrix to use
	GX_SetTexCoordGen(GX_TEXCOORD0, GX_TG_MTX3x4, GX_TG_TEX0, GX_IDENTITY);

	f32 w = rmode->viWidth;
	f32 h = rmode->viHeight;
	guLightPerspective(mv,45, (f32)w/h, 1.05F, 1.0F, 0.0F, 0.0F);
    guMtxTrans(mr, 0.0F, 0.0F, -1.0F);
    guMtxConcat(mv, mr, mv);
    GX_LoadTexMtxImm(mv, GX_TEXMTX0, GX_MTX3x4);

	GX_InvalidateTexAll();
	TPL_OpenTPLFromMemory(&mudTPL, (void *)mud_tpl,mud_tpl_size);
	TPL_GetTexture(&mudTPL,mud,&texture);
 
	// setup our camera at the origin
	// looking down the -z axis with y up
	guVector cam = {0.0F, 0.0F, 0.0F},
			up = {0.0F, 1.0F, 0.0F},
		  look = {0.0F, 0.0F, -1.0F};
	guLookAt(view, &cam, &up, &look);
 

	// setup our projection matrix
	// this creates a perspective matrix with a view angle of 90,
	// and aspect ratio based on the display resolution
	guPerspective(perspective, 45, (f32)w/h, 0.1F, 300.0F);
	GX_LoadProjectionMtx(perspective, GX_PERSPECTIVE);

	// get the room ready to render
	SetupWorld();
 
	while(1) {

		WPAD_ScanPads();

		s8 tpad = PAD_StickX(0);
		// Rotate left or right.
		if ((tpad < -8) || (tpad > 8)) yrot -= (float)tpad / 50.f;

		// NOTE: walkbiasangle = head bob
		tpad = PAD_StickY(0);
		// Go forward.
		if(tpad > 50) {
			xpos -= (float)sin(DegToRad(yrot)) * 0.05f; // Move on the x-plane based on player direction
			zpos -= (float)cos(DegToRad(yrot)) * 0.05f; // Move on the z-plane based on player direction
			if (walkbiasangle >= 359.0f) walkbiasangle = 0.0f; // Bring walkbiasangle back around
			else walkbiasangle += 10; // if walkbiasangle < 359 increase it by 10
			walkbias = (float)sin(DegToRad(walkbiasangle))/20.0f;
		}

		// Go backward
		if(tpad < -50) {
			xpos += (float)sin(DegToRad(yrot)) * 0.05f;
			zpos += (float)cos(DegToRad(yrot)) * 0.05f;
			if (walkbiasangle <= 1.0f) walkbiasangle = 359.0f;
			else walkbiasangle -= 10;
			walkbias = (float)sin(DegToRad(walkbiasangle))/20.0f;
		}

		tpad = PAD_SubStickY(0);
		// Tilt up/down
		if (((tpad > 8) || (tpad < -8)) && ((90 >= lookupdown) && (lookupdown >= -90))) {
			zdepth -= ((f32)tpad * 0.01f);
			lookupdown -= ((f32)tpad * 0.01f);
			if (lookupdown > 90)  lookupdown = 90.0F;
			if (lookupdown < -90) lookupdown = -90.0F;
		}

		if ( PAD_ButtonsDown(0) & PAD_BUTTON_START) {
			exit(0);
		}

		// do this before drawing
		GX_SetViewport(0,0,rmode->fbWidth,rmode->efbHeight,0,1);

		//set number of textures to generate
		GX_SetNumTexGens(1);

		// Draw things
		DrawScene(view,texture);

		GX_SetZMode(GX_TRUE, GX_LEQUAL, GX_TRUE);
		GX_SetColorUpdate(GX_TRUE);
		GX_CopyDisp(frameBuffer[fb],GX_TRUE);

		// do this stuff after drawing
		GX_DrawDone();
		
		fb ^= 1; // flip framebuffer

		VIDEO_SetNextFramebuffer(frameBuffer[fb]);
 
		VIDEO_Flush();
 
		VIDEO_WaitVSync();


	}
	return 0;
}
Exemple #19
0
static int drawgx_window_create(sdl_window_info *window, int width, int height)
{
    sdl_info *sdl = window->dxdata;
    u32 xfbHeight;
    f32 yscale;
    Mtx44 perspective;
    Mtx GXmodelView2D;
    GXColor background = {0, 0, 0, 0xff};
    currfb = 0;
    // allocate memory for our structures
    sdl = malloc(sizeof(*sdl));
    memset(sdl, 0, sizeof(*sdl));

    window->dxdata = sdl;

    sdl->scale_mode = &scale_modes[window->scale_mode];

    sdl->extra_flags = (window->fullscreen ?  SDL_FULLSCREEN : SDL_RESIZABLE);

    sdl->extra_flags |= sdl->scale_mode->extra_flags;

    /*sdl->sdlsurf = SDL_SetVideoMode(width, height,
    			   0, SDL_SWSURFACE | SDL_ANYFORMAT | sdl->extra_flags);*/
    //sdl->sdlsurf = SDL_SetVideoMode(640, 480, 32, SDL_DOUBLEBUF);

    //if (!sdl->sdlsurf)
    //	return 1;

    window->width = gx_screenWidth();//sdl->sdlsurf->w;
    window->height = 480;//sdl->sdlsurf->h;

    sdl->safe_hofs = (window->width - window->width * options_get_float(mame_options(), SDLOPTVAL_SAFEAREA)) / 2;
    sdl->safe_vofs = (window->height - window->height * options_get_float(mame_options(), SDLOPTVAL_SAFEAREA)) / 2;

    /*if (sdl->scale_mode->is_yuv)
    	yuv_overlay_init(window);*/

    sdl->yuv_lookup = NULL;
    sdl->blittimer = 0;

    //if (is_inited) return 0;
    //is_inited = 1;
    //drawgx_yuv_init(sdl);
    //SDL_QuitSubSystem(SDL_INIT_VIDEO);
    if (is_inited) return 0;

    is_inited = 1;

    VIDEO_Init();
    VIDEO_SetBlack(true);
    vmode = VIDEO_GetPreferredMode(NULL);

    switch (vmode->viTVMode >> 2)
    {
    case VI_PAL:
        vmode = &TVPal574IntDfScale;
        vmode->xfbHeight = 480;
        vmode->viYOrigin = (VI_MAX_HEIGHT_PAL - 480)/2;
        vmode->viHeight = 480;
        break;

    case VI_NTSC:
        break;

    default:
        break;
    }

    VIDEO_Configure(vmode);

    xfb[0] = MEM_K0_TO_K1(SYS_AllocateFramebuffer(vmode));
    xfb[1] = MEM_K0_TO_K1(SYS_AllocateFramebuffer(vmode));

    VIDEO_ClearFrameBuffer(vmode, xfb[0], COLOR_BLACK);
    VIDEO_ClearFrameBuffer(vmode, xfb[1], COLOR_BLACK);

    VIDEO_SetNextFramebuffer(xfb[currfb]);

    VIDEO_Flush();
    VIDEO_WaitVSync();
    if (vmode->viTVMode & VI_NON_INTERLACE) VIDEO_WaitVSync();
    else while (VIDEO_GetNextField()) VIDEO_WaitVSync();

    gp_fifo = memalign(32, DEFAULT_FIFO_SIZE);
    memset(gp_fifo, 0, DEFAULT_FIFO_SIZE);
    GX_Init(gp_fifo, DEFAULT_FIFO_SIZE);
    atexit(drawgx_shutdown);

    GX_SetCopyClear(background, 0x00ffffff);

    // other gx setup
    GX_SetViewport(0,0,vmode->fbWidth,vmode->efbHeight,0,1);
    yscale = GX_GetYScaleFactor(vmode->efbHeight,vmode->xfbHeight);
    xfbHeight = GX_SetDispCopyYScale(yscale);
    GX_SetScissor(0,0,vmode->fbWidth,vmode->efbHeight);
    GX_SetDispCopySrc(0,0,vmode->fbWidth,vmode->efbHeight);
    GX_SetDispCopyDst(vmode->fbWidth,xfbHeight);
    GX_SetCopyFilter(vmode->aa,vmode->sample_pattern,GX_TRUE,vmode->vfilter);
    GX_SetFieldMode(vmode->field_rendering,((vmode->viHeight==2*vmode->xfbHeight)?GX_ENABLE:GX_DISABLE));

    if (vmode->aa)
        GX_SetPixelFmt(GX_PF_RGB565_Z16, GX_ZC_LINEAR);
    else
        GX_SetPixelFmt(GX_PF_RGB8_Z24, GX_ZC_LINEAR);

    GX_SetCullMode(GX_CULL_NONE);
    GX_CopyDisp(xfb[currfb],GX_TRUE);
    GX_SetDispCopyGamma(GX_GM_1_0);

    GX_SetNumChans(1);
    GX_SetNumTexGens(1);
    GX_SetTevOp(GX_TEVSTAGE0, GX_MODULATE);
    GX_SetTexCoordGen(GX_TEXCOORD0, GX_TG_MTX2x4, GX_TG_TEX0, GX_IDENTITY);

    GX_SetZMode(GX_TRUE, GX_LEQUAL, GX_TRUE);
    GX_SetBlendMode(GX_BM_BLEND, GX_BL_SRCALPHA, GX_BL_INVSRCALPHA, GX_LO_CLEAR);
    GX_SetAlphaUpdate(GX_TRUE);
    GX_SetColorUpdate(GX_TRUE);

    guOrtho(perspective,0,479,0,gx_screenWidth()-1,0,300);
    GX_LoadProjectionMtx(perspective, GX_ORTHOGRAPHIC);

    guMtxIdentity(GXmodelView2D);
    guMtxTransApply (GXmodelView2D, GXmodelView2D, 0.0F, 0.0F, -5.0F);
    GX_LoadPosMtxImm(GXmodelView2D,GX_PNMTX0);

    GX_SetViewport(0,0,vmode->fbWidth,vmode->efbHeight,0,1);
    GX_InvVtxCache();
    GX_ClearVtxDesc();
    GX_InvalidateTexAll();

    GX_SetVtxAttrFmt(GX_VTXFMT0, GX_VA_POS, GX_POS_XY, GX_F32, 0);
    GX_SetVtxAttrFmt(GX_VTXFMT0, GX_VA_TEX0, GX_TEX_ST, GX_F32, 0);
    GX_SetVtxAttrFmt(GX_VTXFMT0, GX_VA_CLR0, GX_CLR_RGBA, GX_RGBA8, 0);

    GX_SetVtxDesc(GX_VA_POS, GX_DIRECT);
    GX_SetVtxDesc(GX_VA_CLR0, GX_DIRECT);
    GX_SetVtxDesc(GX_VA_TEX0, GX_DIRECT);

    GX_SetTevOrder(GX_TEVSTAGE0, GX_TEXCOORD0, GX_TEXMAP0, GX_COLOR0A0);

    VIDEO_SetBlack(false);

    GX_InitTexObj(&blankTex, blanktex, 1, 1, GX_TF_RGB5A3, GX_CLAMP, GX_CLAMP, GX_FALSE);

    return 0;
}
void BoxCover::Draw()
{
	u8 BoxAlpha = (int) (alpha+alphaDyn) & 0xFF;

	GX_LoadProjectionMtx(projection, GX_PERSPECTIVE);

	GX_ClearVtxDesc();
	GX_InvVtxCache();
	GX_SetVtxDesc(GX_VA_POS, GX_INDEX8);
	GX_SetVtxDesc(GX_VA_CLR0, GX_DIRECT);
	GX_SetVtxDesc(GX_VA_TEX0, GX_INDEX8);

	//! don't draw inside of the box
	GX_SetCullMode(GX_CULL_FRONT);

	Mtx	modelView;
	Mtx	modelView2;
	Mtx	modelView3;

	guVector cubeAxis = {0,0,1};
	guVector cubeAxis2 = {0,1,0};
	guVector cubeAxis3 = {1,0,0};
	guMtxIdentity(modelView);
	guMtxRotAxisDeg(modelView3, &cubeAxis3, RotX-Animation2);
	guMtxRotAxisDeg(modelView2, &cubeAxis2, RotY+Animation2+xoffsetDyn/2.0f);
	guMtxRotAxisDeg(modelView, &cubeAxis, RotZ-Animation);
	guMtxConcat(modelView3, modelView2, modelView2);
	guMtxConcat(modelView2, modelView, modelView);
	if(Settings.widescreen)
		guMtxScaleApply(modelView, modelView, Settings.WSFactor, 1.0f, 1.0f);
	guMtxTransApply(modelView, modelView, PosX+xoffsetDyn/680.0f+movePosX, PosY+yoffsetDyn/680.0f+movePosY, PosZ);
	guMtxConcat(view,modelView,modelView);

	GX_LoadPosMtxImm(modelView,	GX_PNMTX0);

	//! Border quads
	GX_LoadTexObj(&boxBorderTex, GX_TEXMAP0);
	GX_InvalidateTexAll();

	GX_SetArray(GX_VA_POS, (void *) &g_boxMeshQ[0].pos, sizeof(g_boxMeshQ[0]));
	GX_SetArray(GX_VA_TEX0, (void *) &g_boxMeshQ[0].texCoord, sizeof(g_boxMeshQ[0]));

	GX_Begin(GX_QUADS, GX_VTXFMT0, g_boxMeshQSize);
	for (u32 j = 0; j < g_boxMeshQSize; ++j)
	{
		GX_Position1x8(j);
		GX_Color4u8(boxColor.r, boxColor.g, boxColor.b, BoxAlpha);
		GX_TexCoord1x8(j);
	}
	GX_End();

	//! Border triangles
	GX_SetArray(GX_VA_POS, (void *) &g_boxMeshT[0].pos, sizeof(g_boxMeshT[0]));
	GX_SetArray(GX_VA_TEX0, (void *) &g_boxMeshT[0].texCoord, sizeof(g_boxMeshT[0]));

	GX_Begin(GX_TRIANGLES, GX_VTXFMT0, g_boxMeshTSize);
	for (u32 j = 0; j < g_boxMeshTSize; ++j)
	{
		GX_Position1x8(j);
		GX_Color4u8(boxColor.r, boxColor.g, boxColor.b, BoxAlpha);
		GX_TexCoord1x8(j);
	}
	GX_End();

	//! Back Cover (Might be flat)
	GX_LoadTexObj(flatCover ? &defaultBoxTex : &coverTex, GX_TEXMAP0);
	GX_InvalidateTexAll();

	GX_SetArray(GX_VA_POS, (void *) &g_boxBackCoverMesh[0].pos, sizeof(g_boxBackCoverMesh[0]));
	GX_SetArray(GX_VA_TEX0, (void *) &g_boxBackCoverMesh[0].texCoord, sizeof(g_boxBackCoverMesh[0]));

	GX_Begin(GX_QUADS, GX_VTXFMT0, g_boxBackCoverMeshSize);
	for (u32 j = 0; j < g_boxBackCoverMeshSize; ++j)
	{
		GX_Position1x8(j);
		if(flatCover)
			GX_Color4u8(boxColor.r, boxColor.g, boxColor.b, BoxAlpha);
		else
			GX_Color4u8(0xff, 0xff, 0xff, BoxAlpha);
		GX_TexCoord1x8(j);
	}
	GX_End();

	if(flatCover)
	{
		//! Front Flat Cover
		GX_LoadTexObj(&coverTex, GX_TEXMAP0);
		GX_InvalidateTexAll();

		GX_SetArray(GX_VA_POS, (void *) &g_flatCoverMesh[0].pos, sizeof(g_flatCoverMesh[0]));
		GX_SetArray(GX_VA_TEX0, (void *) &g_flatCoverMesh[0].texCoord, sizeof(g_flatCoverMesh[0]));

		GX_Begin(GX_QUADS, GX_VTXFMT0, g_flatCoverMeshSize);
		for (u32 j = 0; j < g_flatCoverMeshSize; ++j)
		{
			GX_Position1x8(j);
			GX_Color4u8(0xff, 0xff, 0xff, 0xff);
			GX_TexCoord1x8(j);
		}
		GX_End();
	}
	else
	{
		//! Front Cover
		GX_SetArray(GX_VA_POS, (void *) &g_boxCoverMesh[0].pos, sizeof(g_boxCoverMesh[0]));
		GX_SetArray(GX_VA_TEX0, (void *) &g_boxCoverMesh[0].texCoord, sizeof(g_boxCoverMesh[0]));

		GX_Begin(GX_QUADS, GX_VTXFMT0, g_boxCoverMeshSize);
		for (u32 j = 0; j < g_boxCoverMeshSize; ++j)
		{
			GX_Position1x8(j);
			GX_Color4u8(0xff, 0xff, 0xff, BoxAlpha);
			GX_TexCoord1x8(j);
		}
		GX_End();
	}

	//! stop cull
	GX_SetCullMode(GX_CULL_NONE);

	UpdateEffects();
}
Exemple #21
0
void Particle_Render(Mtx M_view, ParticleSystem* psystem, Camera* camera) {
	// setup TEV
	GX_ClearVtxDesc();
	
	GX_SetVtxDesc(GX_VA_POS, GX_DIRECT);
	GX_SetVtxDesc(GX_VA_CLR0, GX_DIRECT);
    GX_SetVtxDesc(GX_VA_TEX0, GX_DIRECT);

	GX_SetVtxAttrFmt(GX_VTXFMT6, GX_VA_POS, GX_POS_XYZ, GX_F32, 0);
    GX_SetVtxAttrFmt(GX_VTXFMT6, GX_VA_CLR0, GX_CLR_RGBA, GX_RGBA8, 0);
	GX_SetVtxAttrFmt(GX_VTXFMT6, GX_VA_TEX0, GX_TEX_ST, GX_F32, 0);

	// load model-view matrix
	Mtx M_modelView;
	guMtxIdentity(M_modelView);
	GX_LoadPosMtxImm(M_modelView, GX_PNMTX0);

	// setup tev
	GX_SetBlendMode(GX_BM_BLEND, GX_BL_SRCALPHA, GX_BL_INVSRCALPHA, GX_LO_CLEAR);
	GX_SetAlphaUpdate(GX_TRUE);

	GX_SetNumChans(1);

	GX_SetTevColorIn( 
		GX_TEVSTAGE0, 
		GX_CC_TEXC,  // a
		GX_CC_RASC,  // b
		GX_CC_TEXA,  // c 
		GX_CC_ZERO); // d

	GX_SetTevColorOp(
		GX_TEVSTAGE0,	// stage
		GX_TEV_ADD,		// op
		GX_TB_ZERO,		// bias
		GX_CS_SCALE_2,	// scale
		GX_ENABLE,		// clamp 0-255
		GX_TEVPREV);	// output reg


	GX_SetTevAlphaIn(
		GX_TEVSTAGE0, 
		GX_CA_ZERO,  // a
		GX_CA_TEXA,  // b
		GX_CA_RASA,  // c 
		GX_CA_ZERO); // d

	GX_SetTevAlphaOp(
		GX_TEVSTAGE0,	// stage
		GX_TEV_ADD,		// op
		GX_TB_ZERO,		// bias
		GX_CS_SCALE_1,	// scale
		GX_ENABLE,		// clamp 0-255
		GX_TEVPREV);	// output reg



	GX_SetTevOrder(GX_TEVSTAGE0, GX_TEXCOORD0, GX_TEXMAP0, GX_COLOR0A0);

	GX_SetNumTexGens(1);
	GX_SetTexCoordGen(GX_TEXCOORD0, GX_TG_MTX2x4, GX_TG_TEX0, GX_IDENTITY);

	GX_LoadTexObj(&psystem->texture, GX_TEXMAP0);

	int n = psystem->n_particles;

	f32 texCoords[] = {
		0, 0,
		0, 1,
		1, 1,
		1, 0
	};

	GX_InvVtxCache();
	Vec3 camPos = camera->position();

	Mtx axisMtx;
	
	System::LogClear();
	
	Particle_Sort(M_view, psystem);

	GX_Begin(GX_QUADS, GX_VTXFMT6, n*4);
		for (int k = 0; k < n; k++) {
			int i = psystem->binsAllocations[k].particleIdx;
			//System::Log(L"p%d", i);
			Vec3& p  = psystem->positions[i];
			f32 lifetime = psystem->lifetimes[i];
			f32 age = psystem->ages[i];

			f32 ratio = age/lifetime;

			Vec3 forward = Math3D::normalized(camPos - p);

			Vec3 worldUp = Vec3(0, 1, 0);
			Vec3 right = Math3D::normalized(Math3D::cross(worldUp, forward));

			Vec3 up = Math3D::cross(forward, right);

			Mtx pm;

			guMtxCopy(M_view, pm);
			guMtxTranspose(pm, pm);
			pm[0][3] = p.x;		pm[1][3] = p.y;		pm[2][3] = p.z;

			guMtxConcat(M_view, pm, pm);
			
			f32 rotation = psystem->rotations[i];
			if (psystem->rotationInterpolator)
				rotation = psystem->rotationInterpolator->getValue(rotation, ratio);

			f32 size = psystem->sizes[i];
			if (psystem->sizeInterpolator)
				size = psystem->sizeInterpolator->getValue(size, ratio);

			if (psystem->colorInterpolator)
				psystem->colors[i] = psystem->colorInterpolator->getValue(ratio);

			Matrix34 M_rot = Math3D::matrixRotationZ(rotation);
			f32 hs = size*0.5f;
			Vec3 p0(-hs, +hs, 0);
			Vec3 p1(-hs, -hs, 0);
			Vec3 p2(+hs, -hs, 0);
			Vec3 p3(+hs, +hs, 0);

			Vec3 vs[4] = {p0, p1, p2, p3};

			for (int i = 0; i < 4; i++) {
				vs[i] = M_rot * vs[i];
				vs[i] = Math3D::matrixVecMul(pm, vs[i]);
			}
			
			for (int i = 0; i < 4; i++) {
				f32* coords = &texCoords[2*i];
				SendVertex(vs[i], psystem->colors[i], coords[0], coords[1]);
			}
		}
	GX_End();


	return;
}
void WiiPointer::Draw(GuiTrigger *t)
{
	if(t && pointerImg)
	{
		if(t->wpad.ir.valid)
		{
			lastActivity = 0;
			posX = t->wpad.ir.x;
			posY = t->wpad.ir.y;
			angle = t->wpad.ir.angle;
		}
		else
		{
			angle = 0.0f;
			// GC PAD
			// x-axis
			if(t->pad.stickX < -PADCAL)
			{
				posX += (t->pad.stickX + PADCAL) * Settings.PointerSpeed;
				lastActivity = 0;
			}
			else if(t->pad.stickX > PADCAL)
			{
				posX += (t->pad.stickX - PADCAL) * Settings.PointerSpeed;
				lastActivity = 0;
			}
			// y-axis
			if(t->pad.stickY < -PADCAL)
			{
				posY -= (t->pad.stickY + PADCAL) * Settings.PointerSpeed;
				lastActivity = 0;
			}
			else if(t->pad.stickY > PADCAL)
			{
				posY -= (t->pad.stickY - PADCAL) * Settings.PointerSpeed;
				lastActivity = 0;
			}

			//Wii u pro x-axis
			if(t->wupcdata.stickX < -WUPCCAL)
			{
				posX += (t->wupcdata.stickX + WUPCCAL) * Settings.PointerSpeed/8;
				lastActivity = 0;
			}
			else if(t->wupcdata.stickX > WUPCCAL)
			{
				posX += (t->wupcdata.stickX - WUPCCAL) * Settings.PointerSpeed/8;
				lastActivity = 0;
			}
			//Wii u pro y-axis
			if(t->wupcdata.stickY < -WUPCCAL)
			{
				posY -= (t->wupcdata.stickY + WUPCCAL) * Settings.PointerSpeed/8;
				lastActivity = 0;
			}
			else if(t->wupcdata.stickY > WUPCCAL)
			{
				posY -= (t->wupcdata.stickY - WUPCCAL) * Settings.PointerSpeed/8;
				lastActivity = 0;
			}

			int wpadX = t->WPAD_Stick(0, 0);
			int wpadY = t->WPAD_Stick(0, 1);

			// Wii Extensions
			// x-axis
			if(wpadX < -PADCAL)
			{
				posX += (wpadX + PADCAL) * Settings.PointerSpeed;
				lastActivity = 0;
			}
			else if(wpadX > PADCAL)
			{
				posX += (wpadX - PADCAL) * Settings.PointerSpeed;
				lastActivity = 0;
			}
			// y-axis
			if(wpadY < -PADCAL)
			{
				posY -= (wpadY + PADCAL) * Settings.PointerSpeed;
				lastActivity = 0;
			}
			else if(wpadY > PADCAL)
			{
				posY -= (wpadY - PADCAL) * Settings.PointerSpeed;
				lastActivity = 0;
			}

			if(t->pad.btns_h || t->wpad.btns_h || t->wupcdata.btns_h)
				lastActivity = 0;

			posX = LIMIT(posX, -50.0f, screenwidth+50.0f);
			posY = LIMIT(posY, -50.0f, screenheight+50.0f);

			if(lastActivity < 2) { // (3s on 60Hz and 3.6s on 50Hz)
				t->wpad.ir.valid = 1;
				t->wpad.ir.x = posX;
				t->wpad.ir.y = posY;
			}
		}

		if(t->wpad.ir.valid)
		{
			GXTexObj texObj;
			GX_InitTexObj(&texObj, pointerImg->GetImage(), pointerImg->GetWidth(), pointerImg->GetHeight(), GX_TF_RGBA8, GX_CLAMP, GX_CLAMP, GX_FALSE);
			GX_LoadTexObj(&texObj, GX_TEXMAP0);

			GX_ClearVtxDesc();
			GX_InvVtxCache();
			GX_InvalidateTexAll();

			GX_SetVtxDesc(GX_VA_POS, GX_DIRECT);
			GX_SetVtxDesc(GX_VA_CLR0, GX_DIRECT);
			GX_SetVtxDesc(GX_VA_TEX0, GX_DIRECT);

			Mtx mv;
			guMtxIdentity(mv);
			guMtxRotDeg (mv, 'z', angle);
			guMtxTransApply(mv, mv, posX, posY, 9900.f);
			guMtxConcat(FSModelView2D, mv, mv);

			GX_LoadProjectionMtx(projection, GX_ORTHOGRAPHIC);
			GX_LoadPosMtxImm(mv, GX_PNMTX0);

			// pointer is pointing to center of the texture
			f32 width = 0.5f * pointerImg->GetWidth();
			f32 height = 0.5f * pointerImg->GetHeight();

			GX_Begin(GX_QUADS, GX_VTXFMT0, 4);
			GX_Position3f32(-width, -height, 0);
			GX_Color4u8(0xFF, 0xFF, 0xFF, 0xFF);
			GX_TexCoord2f32(0, 0);

			GX_Position3f32(width, -height, 0);
			GX_Color4u8(0xFF, 0xFF, 0xFF, 0xFF);
			GX_TexCoord2f32(1, 0);

			GX_Position3f32(width, height, 0);
			GX_Color4u8(0xFF, 0xFF, 0xFF, 0xFF);
			GX_TexCoord2f32(1, 1);

			GX_Position3f32(-width, height, 0);
			GX_Color4u8(0xFF, 0xFF, 0xFF, 0xFF);
			GX_TexCoord2f32(0, 1);

			GX_End();
		}
	}

	++lastActivity;
}
int main(int argc,char **argv)
{
	f32 yscale;
	u32 xfbHeight;
	u32 fb = 0;
	u32 first_frame = 1;
	GXTexObj texture;
	Mtx view; // view and perspective matrices
	Mtx44 perspective;
	void *gpfifo = NULL;
	GXColor background = {0x00, 0x00, 0x00, 0xFF};
	guVector cam = {0.0F, 0.0F, 0.0F},
			up = {0.0F, 1.0F, 0.0F},
		  look = {0.0F, 0.0F, -1.0F};

	TPLFile cubeTPL;

	VIDEO_Init();
	PAD_Init();

	rmode = VIDEO_GetPreferredMode(NULL);

	// allocate the fifo buffer
	gpfifo = memalign(32,DEFAULT_FIFO_SIZE);
	memset(gpfifo,0,DEFAULT_FIFO_SIZE);

	// allocate 2 framebuffers for double buffering
	frameBuffer[0] = SYS_AllocateFramebuffer(rmode);
	frameBuffer[1] = SYS_AllocateFramebuffer(rmode);

	// configure video
	VIDEO_Configure(rmode);
	VIDEO_SetNextFramebuffer(frameBuffer[fb]);
	VIDEO_Flush();
	VIDEO_WaitVSync();
	if(rmode->viTVMode&VI_NON_INTERLACE) VIDEO_WaitVSync();

	fb ^= 1;

	// init the flipper
	GX_Init(gpfifo,DEFAULT_FIFO_SIZE);
 
	// clears the bg to color and clears the z buffer
	GX_SetCopyClear(background,0x00FFFFFF);
 
	// other gx setup
	GX_SetViewport(0,0,rmode->fbWidth,rmode->efbHeight,0,1);
	yscale = GX_GetYScaleFactor(rmode->efbHeight,rmode->xfbHeight);
	xfbHeight = GX_SetDispCopyYScale(yscale);
	GX_SetScissor(0,0,rmode->fbWidth,rmode->efbHeight);
	GX_SetDispCopySrc(0,0,rmode->fbWidth,rmode->efbHeight);
	GX_SetDispCopyDst(rmode->fbWidth,xfbHeight);
	GX_SetCopyFilter(rmode->aa,rmode->sample_pattern,GX_TRUE,rmode->vfilter);
	GX_SetFieldMode(rmode->field_rendering,((rmode->viHeight==2*rmode->xfbHeight)?GX_ENABLE:GX_DISABLE));
 
	if (rmode->aa) {
		GX_SetPixelFmt(GX_PF_RGB565_Z16, GX_ZC_LINEAR);
	} else {
		GX_SetPixelFmt(GX_PF_RGB8_Z24, GX_ZC_LINEAR);
	}

	GX_SetCullMode(GX_CULL_NONE);
	GX_CopyDisp(frameBuffer[fb],GX_TRUE);
	GX_SetDispCopyGamma(GX_GM_1_0);

	// setup the vertex attribute table
	// describes the data
	// args: vat location 0-7, type of data, data format, size, scale
	// so for ex. in the first call we are sending position data with
	// 3 values X,Y,Z of size F32. scale sets the number of fractional
	// bits for non float data.
	GX_ClearVtxDesc();
	GX_SetVtxDesc(GX_VA_POS, GX_DIRECT);
	GX_SetVtxDesc(GX_VA_NRM, GX_DIRECT);
	GX_SetVtxDesc(GX_VA_CLR0, GX_DIRECT);
	GX_SetVtxDesc(GX_VA_TEX0, GX_DIRECT);

	GX_SetVtxAttrFmt(GX_VTXFMT0, GX_VA_POS, GX_POS_XYZ, GX_F32, 0);
	GX_SetVtxAttrFmt(GX_VTXFMT0, GX_VA_NRM, GX_NRM_XYZ, GX_F32, 0);
	GX_SetVtxAttrFmt(GX_VTXFMT0, GX_VA_CLR0, GX_CLR_RGB, GX_RGB8, 0);
	GX_SetVtxAttrFmt(GX_VTXFMT0, GX_VA_TEX0, GX_TEX_ST, GX_F32, 0);

	// set number of rasterized color channels
	GX_SetNumChans(1);

	//set number of textures to generate
	GX_SetNumTexGens(1);

    GX_InvVtxCache();
	GX_InvalidateTexAll();

	TPL_OpenTPLFromMemory(&cubeTPL, (void *)Cube_tpl,Cube_tpl_size);
	TPL_GetTexture(&cubeTPL,cube,&texture);
	// setup our camera at the origin
	// looking down the -z axis with y up
	guLookAt(view, &cam, &up, &look);
 
	// setup our projection matrix
	// this creates a perspective matrix with a view angle of 90,
	// and aspect ratio based on the display resolution
    f32 w = rmode->viWidth;
    f32 h = rmode->viHeight;
	guPerspective(perspective, 45, (f32)w/h, 0.1F, 300.0F);
	GX_LoadProjectionMtx(perspective, GX_PERSPECTIVE);

	if (BuildLists(texture)) { // Build the display lists
		exit(1);        // Exit if failed.
	}

	while(1) {

		PAD_ScanPads();

		if ( PAD_ButtonsDown(0) & PAD_BUTTON_START) {
			exit(0);
		}

		u16 directions = PAD_ButtonsHeld(0);
		if ( directions & PAD_BUTTON_LEFT ) yrot += 0.5f;
		if ( directions & PAD_BUTTON_RIGHT ) yrot -= 0.5f;
		if ( yrot > 360.f ) yrot -= 360.f;
		if ( yrot < 0 ) yrot += 360.f;

		if ( directions & PAD_BUTTON_UP ) xrot -= 0.5f;
		if ( directions & PAD_BUTTON_DOWN ) xrot += 0.5f;
		if ( xrot > 360.f ) xrot -= 360.f;
		if ( xrot < 0 ) xrot += 360.f;

		if(first_frame) {
			first_frame = 0;
			VIDEO_SetBlack(FALSE);
		}

		// draw things	
		DrawScene(view);

		GX_SetZMode(GX_TRUE, GX_LEQUAL, GX_TRUE);
		GX_SetColorUpdate(GX_TRUE);
		GX_CopyDisp(frameBuffer[fb],GX_TRUE);

		GX_DrawDone();

		VIDEO_SetNextFramebuffer(frameBuffer[fb]);
		VIDEO_Flush();
 		VIDEO_WaitVSync();
		fb ^= 1;
	}
}
/**
 * Taken from the devkitPPC template...
 */
void WiiEnvironment::setup()
{

    // Mtx view;
    Mtx model, modelview;
    GXColor background = {0, 0, 0, 0xff};

    // init the vi.
    VIDEO_Init();
    WPAD_Init();
    WPAD_SetDataFormat( WPAD_CHAN_0, WPAD_FMT_BTNS_ACC );

    rmode = VIDEO_GetPreferredMode(NULL);

    // Attempt to initiate the fat filesystem...
    if ( !fatInitDefault() )
    {
        // TODO: Logging somehow?
        exit( 1 );
    }

    // allocate 2 framebuffers for double buffering
    frameBuffer[0] = MEM_K0_TO_K1(SYS_AllocateFramebuffer(rmode));
    frameBuffer[1] = MEM_K0_TO_K1(SYS_AllocateFramebuffer(rmode));

    VIDEO_Configure(rmode);
    VIDEO_SetNextFramebuffer(frameBuffer[fb]);
    VIDEO_SetBlack(FALSE);
    VIDEO_Flush();
    VIDEO_WaitVSync();
    if(rmode->viTVMode&VI_NON_INTERLACE) VIDEO_WaitVSync();

    // setup the fifo and then init the flipper
    void *gp_fifo = NULL;
    gp_fifo = memalign(32,DEFAULT_FIFO_SIZE);
    memset(gp_fifo,0,DEFAULT_FIFO_SIZE);

    GX_Init(gp_fifo,DEFAULT_FIFO_SIZE);

    // clears the bg to color and clears the z buffer
    GX_SetCopyClear(background, 0x00ffffff);

    // other gx setup
    GX_SetViewport(0,0,rmode->fbWidth,rmode->efbHeight,0,1);
    yscale = GX_GetYScaleFactor(rmode->efbHeight,rmode->xfbHeight);
    xfbHeight = GX_SetDispCopyYScale(yscale);
    GX_SetScissor(0,0,rmode->fbWidth,rmode->efbHeight);
    GX_SetDispCopySrc(0,0,rmode->fbWidth,rmode->efbHeight);
    GX_SetDispCopyDst(rmode->fbWidth,xfbHeight);
    GX_SetCopyFilter(rmode->aa,rmode->sample_pattern,GX_TRUE,rmode->vfilter);
    GX_SetFieldMode(rmode->field_rendering,((rmode->viHeight==2*rmode->xfbHeight)?GX_ENABLE:GX_DISABLE));

    GX_SetCullMode(GX_CULL_NONE);
    GX_CopyDisp(frameBuffer[fb],GX_TRUE);
    GX_SetDispCopyGamma(GX_GM_1_0);


    // setup the vertex descriptor
    // tells the flipper to expect direct data
    GX_ClearVtxDesc();
    GX_SetVtxDesc(GX_VA_POS, GX_DIRECT);
    GX_SetVtxDesc(GX_VA_CLR0, GX_DIRECT);

    // setup the vertex attribute table
    // describes the data
    // args: vat location 0-7, type of data, data format, size, scale
    // so for ex. in the first call we are sending position data with
    // 3 values X,Y,Z of size F32. scale sets the number of fractional
    // bits for non float data.
    GX_SetVtxAttrFmt(GX_VTXFMT0, GX_VA_POS, GX_POS_XYZ, GX_F32, 0);
    GX_SetVtxAttrFmt(GX_VTXFMT0, GX_VA_CLR0, GX_CLR_RGBA, GX_RGB8, 0);

    GX_SetNumChans(1);
    GX_SetNumTexGens(0);
    GX_SetTevOrder(GX_TEVSTAGE0, GX_TEXCOORDNULL, GX_TEXMAP_NULL, GX_COLOR0A0);
    GX_SetTevOp(GX_TEVSTAGE0, GX_PASSCLR);

    // setup our camera at the origin
    // looking down the -z axis with y up
    guVector cam = {0.0F, 0.0F, -100.0F},
             up = {0.0F, 1.0F, 0.0F},
             look = {0.0F, 0.0F, 0.0F};
    guLookAt(view, &cam, &up, &look);


    // setup our projection matrix
    // this creates a perspective matrix with a view angle of 90,
    // and aspect ratio based on the display resolution
    f32 w = rmode->viWidth;
    f32 h = rmode->viHeight;
    guPerspective(perspective, 45, (f32)w/h, 0.1F, 300.0F);
    GX_LoadProjectionMtx(perspective, GX_PERSPECTIVE);

}
Exemple #25
0
/****************************************************************************
 * ResetVideo_Menu
 *
 * Reset the video/rendering mode for the menu
****************************************************************************/
void
ResetVideo_Menu()
{
	Mtx44 p;
	f32 yscale;
	u32 xfbHeight;

	VIDEO_Configure (vmode);
	VIDEO_Flush();
	VIDEO_WaitVSync();
	if (vmode->viTVMode & VI_NON_INTERLACE)
		VIDEO_WaitVSync();
	else
		while (VIDEO_GetNextField())
			VIDEO_WaitVSync();

	// clears the bg to color and clears the z buffer
	GXColor background = {0, 0, 0, 255};
	GX_SetCopyClear (background, 0x00ffffff);

	yscale = GX_GetYScaleFactor(vmode->efbHeight,vmode->xfbHeight);
	xfbHeight = GX_SetDispCopyYScale(yscale);
	GX_SetScissor(0,0,vmode->fbWidth,vmode->efbHeight);
	GX_SetDispCopySrc(0,0,vmode->fbWidth,vmode->efbHeight);
	GX_SetDispCopyDst(vmode->fbWidth,xfbHeight);
	GX_SetCopyFilter(vmode->aa,vmode->sample_pattern,GX_TRUE,vmode->vfilter);
	GX_SetFieldMode(vmode->field_rendering,((vmode->viHeight==2*vmode->xfbHeight)?GX_ENABLE:GX_DISABLE));

	if (vmode->aa)
		GX_SetPixelFmt(GX_PF_RGB565_Z16, GX_ZC_LINEAR);
	else
		GX_SetPixelFmt(GX_PF_RGB8_Z24, GX_ZC_LINEAR);

	// setup the vertex descriptor
	// tells the flipper to expect direct data
	GX_ClearVtxDesc();
	GX_InvVtxCache ();
	GX_InvalidateTexAll();

	GX_SetVtxDesc(GX_VA_TEX0, GX_NONE);
	GX_SetVtxDesc(GX_VA_POS, GX_DIRECT);
	GX_SetVtxDesc (GX_VA_CLR0, GX_DIRECT);

	GX_SetVtxAttrFmt (GX_VTXFMT0, GX_VA_POS, GX_POS_XYZ, GX_F32, 0);
	GX_SetVtxAttrFmt (GX_VTXFMT0, GX_VA_CLR0, GX_CLR_RGBA, GX_RGBA8, 0);
	GX_SetVtxAttrFmt(GX_VTXFMT0, GX_VA_TEX0, GX_TEX_ST, GX_F32, 0);
	GX_SetZMode (GX_FALSE, GX_LEQUAL, GX_TRUE);

	GX_SetNumChans(1);
	GX_SetNumTexGens(1);
	GX_SetTevOp (GX_TEVSTAGE0, GX_PASSCLR);
	GX_SetTevOrder(GX_TEVSTAGE0, GX_TEXCOORD0, GX_TEXMAP0, GX_COLOR0A0);
	GX_SetTexCoordGen(GX_TEXCOORD0, GX_TG_MTX2x4, GX_TG_TEX0, GX_IDENTITY);

	guMtxIdentity(GXmodelView2D);
	guMtxTransApply (GXmodelView2D, GXmodelView2D, 0.0F, 0.0F, -200.0F);
	GX_LoadPosMtxImm(GXmodelView2D,GX_PNMTX0);

	guOrtho(p,0,479,0,639,0,300);
	GX_LoadProjectionMtx(p, GX_ORTHOGRAPHIC);

	GX_SetViewport(0,0,vmode->fbWidth,vmode->efbHeight,0,1);
	GX_SetBlendMode(GX_BM_BLEND, GX_BL_SRCALPHA, GX_BL_INVSRCALPHA, GX_LO_CLEAR);
	GX_SetAlphaUpdate(GX_TRUE);
}
Exemple #26
0
void Menu_DrawDiskCover(f32 xpos, f32 ypos, f32 zpos, u16 width, u16 height, u16 distance, u8 data[], f32 deg_alpha,
		f32 deg_beta, f32 scaleX, f32 scaleY, u8 alpha, bool shadow)
{
	if (data == NULL) return;

	GX_LoadProjectionMtx(FSProjection2D, GX_ORTHOGRAPHIC);

	GXTexObj texObj;

	GX_InitTexObj(&texObj, data, width, height, GX_TF_RGBA8, GX_CLAMP, GX_CLAMP, GX_FALSE);
	GX_LoadTexObj(&texObj, GX_TEXMAP0);
	GX_ClearVtxDesc();
	GX_InvVtxCache();
	GX_InvalidateTexAll();

	GX_SetVtxDesc(GX_VA_POS, GX_DIRECT);
	GX_SetVtxDesc(GX_VA_CLR0, GX_DIRECT);
	GX_SetVtxDesc(GX_VA_TEX0, GX_DIRECT);

	f32 cos_beta = cos(DegToRad( deg_beta ));
	f32 s_offset_y = (zpos + (cos_beta * distance)) * tan(DegToRad( 5 ));
	f32 s_offset_x = (cos_beta < 0 ? -cos_beta : cos_beta) * s_offset_y;
	f32 s_offset_z = (s_offset_y < 0 ? 0 : s_offset_y) * 2;

	Mtx m, m1, m2, m3, m4, mv;
	width *= .5;
	height *= .5;
	guMtxIdentity(m4);
	guMtxTransApply(m4, m4, 0, 0, distance);

	guMtxIdentity(m1);
	guMtxScaleApply(m1, m1, scaleX, scaleY, 1.0);
	guVector axis2 = (guVector) {0 , 1, 0};
	guMtxRotAxisDeg ( m2, &axis2, deg_beta );
	guVector axis = (guVector) {0 , 0, 1};
	guMtxRotAxisDeg ( m3, &axis, deg_alpha );
	guMtxConcat(m3, m4, m3); // move distance then rotate z-axis
	guMtxConcat(m2, m3, m2); // rotate y-axis
	guMtxConcat(m1, m2, m); // scale

	if (shadow)
		guMtxTransApply(m, m, xpos + width + 0.5 + s_offset_x, ypos + height + 0.5 + s_offset_y, zpos - s_offset_z);
	else
	guMtxTransApply(m, m, xpos + width + 0.5, ypos + height + 0.5, zpos);

	guMtxConcat(FSModelView2D, m, mv);
	GX_LoadPosMtxImm(mv, GX_PNMTX0);

	GX_Begin(GX_QUADS, GX_VTXFMT0, 4);
	if (shadow)
	{
		GX_Position3f32(-width, -height, 0);
		GX_Color4u8(0, 0, 0, alpha);
		GX_TexCoord2f32(0, 0);

		GX_Position3f32(width, -height, 0);
		GX_Color4u8(0, 0, 0, alpha);
		GX_TexCoord2f32(1, 0);

		GX_Position3f32(width, height, 0);
		GX_Color4u8(0, 0, 0, alpha);
		GX_TexCoord2f32(1, 1);

		GX_Position3f32(-width, height, 0);
		GX_Color4u8(0, 0, 0, alpha);
		GX_TexCoord2f32(0, 1);
	}
	else
	{
		GX_Position3f32(-width, -height, 0);
		GX_Color4u8(0xFF, 0xFF, 0xFF, alpha);
		GX_TexCoord2f32(0, 0);

		GX_Position3f32(width, -height, 0);
		GX_Color4u8(0xFF, 0xFF, 0xFF, alpha);
		GX_TexCoord2f32(1, 0);

		GX_Position3f32(width, height, 0);
		GX_Color4u8(0xFF, 0xFF, 0xFF, alpha);
		GX_TexCoord2f32(1, 1);

		GX_Position3f32(-width, height, 0);
		GX_Color4u8(0xFF, 0xFF, 0xFF, alpha);
		GX_TexCoord2f32(0, 1);
	}

	GX_End();
}
void
reduce_cubemap (cubemap_info *cubemap, int subdiv)
{
  int x, y, face;
  const u32 vtxfmt = GX_VTXFMT0;
  Mtx mvtmp;
  Mtx44 ortho;
  object_loc rect_loc;
  scene_info rect_scene;
  int half_subdiv = subdiv / 2;
  float scale_factor = 1.0 / ((float) half_subdiv - 0.5);
  
  /* Using an even number of subdivisions and spreading evenly from -1...1
     ensures we don't try to evaluate the singularity point at the back of the
     sphere.  */
  assert ((subdiv & 1) == 0);
  
  scene_set_pos (&rect_scene, (guVector) { 0, 0, -5 });
  scene_set_lookat (&rect_scene, (guVector) { 0, 0, 0 });
  scene_set_up (&rect_scene, (guVector) { 0, 1, 0 });
  
  scene_update_camera (&rect_scene);
  
  guOrtho (ortho, -1, 1, -1, 1, 1, 15);
  
  object_loc_initialise (&rect_loc, GX_PNMTX0);
  
  guMtxIdentity (mvtmp);
  
  object_set_matrices (&rect_scene, &rect_loc, rect_scene.camera, mvtmp, NULL,
		       ortho, GX_ORTHOGRAPHIC);
  
  GX_ClearVtxDesc ();
  GX_SetVtxDesc (GX_VA_POS, GX_DIRECT);
  GX_SetVtxDesc (GX_VA_TEX0, GX_DIRECT);
  
  GX_SetVtxAttrFmt (vtxfmt, GX_VA_POS, GX_POS_XYZ, GX_F32, 0);
  GX_SetVtxAttrFmt (vtxfmt, GX_VA_TEX0, GX_TEX_ST, GX_F32, 0);
  
  GX_SetCullMode (GX_CULL_BACK);
  
  rendertarget_texture (cubemap->sphsize, cubemap->sphsize, cubemap->sphfmt,
			GX_FALSE, GX_PF_RGB8_Z24, GX_ZC_LINEAR);
  
  for (face = 0; face < 6; face++)
    {
      shader_load (cubemap->face_shader[face]);

      for (x = -half_subdiv; x < half_subdiv - 1; x++)
	{
          float a = ((float) x + 0.5) * scale_factor;
          float a1 = ((float) x + 1.5) * scale_factor;

	  GX_Begin (GX_TRIANGLESTRIP, vtxfmt, subdiv * 2);

	  for (y = -half_subdiv; y < half_subdiv; y++)
	    {
	      float b = ((float) y + 0.5) * scale_factor;
	      guVector tmp;

	      face_to_sphere (&tmp, face, a, b);
	      GX_Position3f32 (tmp.x, tmp.y, tmp.z);
	      GX_TexCoord2f32 ((a + 1.0) / 2.0, (b + 1.0) / 2.0);

	      face_to_sphere (&tmp, face, a1, b);
	      GX_Position3f32 (tmp.x, tmp.y, tmp.z);
	      GX_TexCoord2f32 ((a1 + 1.0) / 2.0, (b + 1.0) / 2.0);
	    }

	  GX_End ();
	}
    }
  
  GX_CopyTex (cubemap->sphtexels, GX_TRUE);
  GX_PixModeSync ();
}
Exemple #28
0
void DrawAABB(MtxP M_model, Mtx M_view, AABB& box, u32 color) {
	GX_ClearVtxDesc();

	GX_SetVtxDesc(GX_VA_POS, GX_DIRECT);
    GX_SetVtxDesc(GX_VA_CLR0, GX_DIRECT);

    GX_SetVtxAttrFmt(GX_VTXFMT5, GX_VA_POS, GX_POS_XYZ, GX_F32, 0);
    GX_SetVtxAttrFmt(GX_VTXFMT5, GX_VA_CLR0, GX_CLR_RGBA, GX_RGBA8, 0);

	// build and load model-view matrix
	Mtx M_modelView;
	guMtxIdentity(M_modelView);
	guMtxConcat(M_view, M_model, M_modelView);
	GX_LoadPosMtxImm(M_modelView, GX_PNMTX0);

	GX_SetNumChans(1); // default, color = vertex color
	//GX_SetNumTexGens(0);

    GX_SetTevOrder(GX_TEVSTAGE0, GX_TEXCOORDNULL, GX_TEXMAP_NULL, GX_COLOR0A0);
    GX_SetTevOp(GX_TEVSTAGE0, GX_PASSCLR);

	u8 indices[8] = {0, 1, 0, 2, 1, 3, 2, 3};
	guVector& m = box.min;
	f32* d = box.d;

	guVector v_bottom[4];
	v_bottom[0] = _vec(m.x,			m.y,	m.z);	
	v_bottom[1] = _vec(m.x + d[0],	m.y,	m.z);
	v_bottom[2] = _vec(m.x,			m.y,	m.z + d[2]);
	v_bottom[3] = _vec(m.x + d[0],	m.y,	m.z + d[2]);

	guVector v_top[4];
	for (int i = 0; i < 4; i++)
		v_top[i] = _vec(v_bottom[i].x, v_bottom[i].y + d[1], v_bottom[i].z);

	GX_Begin(GX_LINES, GX_VTXFMT5, 24);
		// draw bottom
		for (u8 i = 0; i < 8; i += 2) {
			guVector& v0 = v_bottom[indices[i]];
			guVector& v1 = v_bottom[indices[i+1]];

			SendVertex(v0, color);
			SendVertex(v1, color);
		}

		// draw top
		for (u8 i = 0; i < 8; i += 2) {
			guVector& v0 = v_top[indices[i]];
			guVector& v1 = v_top[indices[i+1]];

			SendVertex(v0, color);
			SendVertex(v1, color);
		}

		// connect bottom vertices with the top ones
		for (u8 i = 0; i < 4; i++) {
			guVector& v0 = v_bottom[i];
			guVector& v1 = v_top[i];

			SendVertex(v0, color);
			SendVertex(v1, color);
		}
	GX_End();
}
Exemple #29
0
int main(int argc,char **argv) {

    f32 yscale,zt = 0;
    u32 xfbHeight;
    u32 fb = 0;
    f32 rquad = 0.0f;
    u32 first_frame = 1;
    GXTexObj texture;
    Mtx view; // view and perspective matrices
    Mtx model, modelview;
    Mtx44 perspective;
    void *gpfifo = NULL;
    GXColor background = {0, 0, 0, 0xff};
    guVector cam = {0.0F, 0.0F, 0.0F},
             up = {0.0F, 1.0F, 0.0F},
             look = {0.0F, 0.0F, -1.0F};
    TPLFile crateTPL;

    VIDEO_Init();
    WPAD_Init();

    rmode = VIDEO_GetPreferredMode(NULL);

    // allocate the fifo buffer
    gpfifo = memalign(32,DEFAULT_FIFO_SIZE);
    memset(gpfifo,0,DEFAULT_FIFO_SIZE);

    // allocate 2 framebuffers for double buffering
    frameBuffer[0] = SYS_AllocateFramebuffer(rmode);
    frameBuffer[1] = SYS_AllocateFramebuffer(rmode);

    // configure video
    VIDEO_Configure(rmode);
    VIDEO_SetNextFramebuffer(frameBuffer[fb]);
    VIDEO_Flush();
    VIDEO_WaitVSync();
    if(rmode->viTVMode&VI_NON_INTERLACE) VIDEO_WaitVSync();

    fb ^= 1;

    // init the flipper
    GX_Init(gpfifo,DEFAULT_FIFO_SIZE);

    // clears the bg to color and clears the z buffer
    GX_SetCopyClear(background, 0x00ffffff);

    // other gx setup
    GX_SetViewport(0,0,rmode->fbWidth,rmode->efbHeight,0,1);
    yscale = GX_GetYScaleFactor(rmode->efbHeight,rmode->xfbHeight);
    xfbHeight = GX_SetDispCopyYScale(yscale);
    GX_SetScissor(0,0,rmode->fbWidth,rmode->efbHeight);
    GX_SetDispCopySrc(0,0,rmode->fbWidth,rmode->efbHeight);
    GX_SetDispCopyDst(rmode->fbWidth,xfbHeight);
    GX_SetCopyFilter(rmode->aa,rmode->sample_pattern,GX_TRUE,rmode->vfilter);
    GX_SetFieldMode(rmode->field_rendering,((rmode->viHeight==2*rmode->xfbHeight)?GX_ENABLE:GX_DISABLE));

    if (rmode->aa)
        GX_SetPixelFmt(GX_PF_RGB565_Z16, GX_ZC_LINEAR);
    else
        GX_SetPixelFmt(GX_PF_RGB8_Z24, GX_ZC_LINEAR);

    GX_SetCullMode(GX_CULL_NONE);
    GX_CopyDisp(frameBuffer[fb],GX_TRUE);
    GX_SetDispCopyGamma(GX_GM_1_0);

    // setup the vertex attribute table
    // describes the data
    // args: vat location 0-7, type of data, data format, size, scale
    // so for ex. in the first call we are sending position data with
    // 3 values X,Y,Z of size F32. scale sets the number of fractional
    // bits for non float data.
    GX_ClearVtxDesc();
    GX_SetVtxDesc(GX_VA_POS, GX_DIRECT);
    GX_SetVtxDesc(GX_VA_CLR0, GX_DIRECT);
    GX_SetVtxDesc(GX_VA_TEX0, GX_DIRECT);

    GX_SetVtxAttrFmt(GX_VTXFMT0, GX_VA_POS, GX_POS_XYZ, GX_F32, 0);
    GX_SetVtxAttrFmt(GX_VTXFMT0, GX_VA_TEX0, GX_TEX_ST, GX_F32, 0);
    GX_SetVtxAttrFmt(GX_VTXFMT0, GX_VA_CLR0, GX_CLR_RGBA, GX_RGB8, 0);

    GX_InvVtxCache();
    GX_InvalidateTexAll();
    TPL_OpenTPLFromMemory(&crateTPL, (void *)crate_tpl,crate_tpl_size);
    TPL_GetTexture(&crateTPL,crate,&texture);

    // setup our camera at the origin
    // looking down the -z axis with y up
    guLookAt(view, &cam, &up, &look);

    // setup our projection matrix
    // this creates a perspective matrix with a view angle of 90,
    // and aspect ratio based on the display resolution
    f32 w = rmode->viWidth;
    f32 h = rmode->viHeight;
    guPerspective(perspective, 45, (f32)w/h, 0.1F, 300.0F);
    GX_LoadProjectionMtx(perspective, GX_PERSPECTIVE);

    guVector cubeAxis = {1,1,1};

    while(1) {

        WPAD_ScanPads();
        if(WPAD_ButtonsDown(0) & WPAD_BUTTON_HOME) exit(0);
        else if (WPAD_ButtonsHeld(0)&WPAD_BUTTON_UP) zt -= 0.25f;
        else if (WPAD_ButtonsHeld(0)&WPAD_BUTTON_DOWN) zt += 0.25f;

        // set number of rasterized color channels
        GX_SetNumChans(1);

        //set number of textures to generate
        GX_SetNumTexGens(1);

        // setup texture coordinate generation
        // args: texcoord slot 0-7, matrix type, source to generate texture coordinates from, matrix to use
        GX_SetTexCoordGen(GX_TEXCOORD0, GX_TG_MTX2x4, GX_TG_TEX0, GX_IDENTITY);

        GX_SetTevOp(GX_TEVSTAGE0,GX_REPLACE);
        GX_SetTevOrder(GX_TEVSTAGE0, GX_TEXCOORD0, GX_TEXMAP0, GX_COLOR0A0);

        GX_LoadTexObj(&texture, GX_TEXMAP0);

        guMtxIdentity(model);
        guMtxRotAxisDeg(model, &cubeAxis, rquad);
        guMtxTransApply(model, model, 0.0f,0.0f,zt-7.0f);
        guMtxConcat(view,model,modelview);
        // load the modelview matrix into matrix memory
        GX_LoadPosMtxImm(modelview, GX_PNMTX3);
        GX_SetCurrentMtx(GX_PNMTX3);

        GX_Begin(GX_QUADS, GX_VTXFMT0, 24);			// Draw a Cube

        GX_Position3f32(-1.0f, 1.0f, -1.0f);	// Top Left of the quad (top)
        GX_Color3f32(0.0f,1.0f,0.0f);			// Set The Color To Green
        GX_TexCoord2f32(0.0f,0.0f);
        GX_Position3f32(-1.0f, 1.0f, 1.0f);	// Top Right of the quad (top)
        GX_Color3f32(0.0f,1.0f,0.0f);			// Set The Color To Green
        GX_TexCoord2f32(1.0f,0.0f);
        GX_Position3f32(-1.0f, -1.0f, 1.0f);	// Bottom Right of the quad (top)
        GX_Color3f32(0.0f,1.0f,0.0f);			// Set The Color To Green
        GX_TexCoord2f32(1.0f,1.0f);
        GX_Position3f32(- 1.0f, -1.0f, -1.0f);		// Bottom Left of the quad (top)
        GX_Color3f32(0.0f,1.0f,0.0f);			// Set The Color To Green
        GX_TexCoord2f32(0.0f,1.0f);

        GX_Position3f32( 1.0f,1.0f, -1.0f);	// Top Left of the quad (bottom)
        GX_Color3f32(1.0f,0.5f,0.0f);			// Set The Color To Orange
        GX_TexCoord2f32(0.0f,0.0f);
        GX_Position3f32(1.0f,-1.0f, -1.0f);	// Top Right of the quad (bottom)
        GX_Color3f32(1.0f,0.5f,0.0f);			// Set The Color To Orange
        GX_TexCoord2f32(1.0f,0.0f);
        GX_Position3f32(1.0f,-1.0f,1.0f);	// Bottom Right of the quad (bottom)
        GX_Color3f32(1.0f,0.5f,0.0f);			// Set The Color To Orange
        GX_TexCoord2f32(1.0f,1.0f);
        GX_Position3f32( 1.0f,1.0f,1.0f);	// Bottom Left of the quad (bottom)
        GX_Color3f32(1.0f,0.5f,0.0f);			// Set The Color To Orange
        GX_TexCoord2f32(0.0f,1.0f);

        GX_Position3f32( -1.0f, -1.0f, 1.0f);		// Top Right Of The Quad (Front)
        GX_Color3f32(1.0f,0.0f,0.0f);			// Set The Color To Red
        GX_TexCoord2f32(0.0f,0.0f);
        GX_Position3f32(1.0f, -1.0f, 1.0f);	// Top Left Of The Quad (Front)
        GX_Color3f32(1.0f,0.0f,0.0f);			// Set The Color To Red
        GX_TexCoord2f32(1.0f,0.0f);
        GX_Position3f32(1.0f,-1.0f, -1.0f);	// Bottom Left Of The Quad (Front)
        GX_Color3f32(1.0f,0.0f,0.0f);			// Set The Color To Red
        GX_TexCoord2f32(1.0f,1.0f);
        GX_Position3f32( -1.0f,-1.0f, -1.0f);	// Bottom Right Of The Quad (Front)
        GX_Color3f32(1.0f,0.0f,0.0f);			// Set The Color To Red
        GX_TexCoord2f32(0.0f,1.0f);

        GX_Position3f32( -1.0f,1.0f,1.0f);	// Bottom Left Of The Quad (Back)
        GX_Color3f32(1.0f,1.0f,0.0f);			// Set The Color To Yellow
        GX_TexCoord2f32(0.0f,0.0f);
        GX_Position3f32(-1.0f,1.0f,-1.0f);	// Bottom Right Of The Quad (Back)
        GX_Color3f32(1.0f,1.0f,0.0f);			// Set The Color To Yellow
        GX_TexCoord2f32(1.0f,0.0f);
        GX_Position3f32(1.0f, 1.0f,-1.0f);	// Top Right Of The Quad (Back)
        GX_Color3f32(1.0f,1.0f,0.0f);			// Set The Color To Yellow
        GX_TexCoord2f32(1.0f,1.0f);
        GX_Position3f32( 1.0f, 1.0f,1.0f);	// Top Left Of The Quad (Back)
        GX_Color3f32(1.0f,1.0f,0.0f);			// Set The Color To Yellow
        GX_TexCoord2f32(0.0f,1.0f);

        GX_Position3f32(1.0f, -1.0f, -1.0f);	// Top Right Of The Quad (Left)
        GX_Color3f32(0.0f,0.0f,1.0f);			// Set The Color To Blue
        GX_TexCoord2f32(0.0f,0.0f);
        GX_Position3f32(1.0f, 1.0f,-1.0f);	// Top Left Of The Quad (Left)
        GX_Color3f32(0.0f,0.0f,1.0f);			// Set The Color To Blue
        GX_TexCoord2f32(1.0f,0.0f);
        GX_Position3f32(-1.0f,1.0f,-1.0f);	// Bottom Left Of The Quad (Left)
        GX_Color3f32(0.0f,0.0f,1.0f);			// Set The Color To Blue
        GX_TexCoord2f32(1.0f,1.0f);
        GX_Position3f32(-1.0f,-1.0f, -1.0f);	// Bottom Right Of The Quad (Left)
        GX_Color3f32(0.0f,0.0f,1.0f);			// Set The Color To Blue
        GX_TexCoord2f32(0.0f,1.0f);

        GX_Position3f32( 1.0f, -1.0f,1.0f);	// Top Right Of The Quad (Right)
        GX_Color3f32(1.0f,0.0f,1.0f);			// Set The Color To Violet
        GX_TexCoord2f32(0.0f,0.0f);
        GX_Position3f32( -1.0f, -1.0f, 1.0f);		// Top Left Of The Quad (Right)
        GX_Color3f32(1.0f,0.0f,1.0f);			// Set The Color To Violet
        GX_TexCoord2f32(1.0f,0.0f);
        GX_Position3f32( -1.0f,1.0f, 1.0f);	// Bottom Left Of The Quad (Right)
        GX_Color3f32(1.0f,0.0f,1.0f);			// Set The Color To Violet
        GX_TexCoord2f32(1.0f,1.0f);
        GX_Position3f32( 1.0f,1.0f,1.0f);	// Bottom Right Of The Quad (Right)
        GX_Color3f32(1.0f,0.0f,1.0f);			// Set The Color To Violet
        GX_TexCoord2f32(0.0f,1.0f);

        GX_End();									// Done Drawing The Quad

        GX_SetZMode(GX_TRUE, GX_LEQUAL, GX_TRUE);
        GX_SetColorUpdate(GX_TRUE);
        GX_CopyDisp(frameBuffer[fb],GX_TRUE);

        GX_DrawDone();

        VIDEO_SetNextFramebuffer(frameBuffer[fb]);
        if(first_frame) {
            first_frame = 0;
            VIDEO_SetBlack(FALSE);
        }
        VIDEO_Flush();
        VIDEO_WaitVSync();
        fb ^= 1;

        rquad -= 0.15f;				// Decrease The Rotation Variable For The Quad     ( NEW )
    }
}
Exemple #30
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void DrawOBB(Mtx M_view, OBB& box, u32 color, bool drawAxes) {
	//for (int i = 0; i < 3; i++)
		//SYS_LOG(L"u%i={%.3f, %.3f, %.3f}", i, box.u[i].x, box.u[i].y, box.u[i].z);
	//SYS_LOG(L"color=%x", color);
	GX_ClearVtxDesc();

	GX_SetVtxDesc(GX_VA_POS, GX_DIRECT);
    GX_SetVtxDesc(GX_VA_CLR0, GX_DIRECT);

    GX_SetVtxAttrFmt(GX_VTXFMT5, GX_VA_POS, GX_POS_XYZ, GX_F32, 0);
    GX_SetVtxAttrFmt(GX_VTXFMT5, GX_VA_CLR0, GX_CLR_RGBA, GX_RGBA8, 0);

	// build and load model-view matrix
	Mtx M_modelView;
	guMtxIdentity(M_modelView);
	
	// rotation
	M_modelView[0][0] = box.u[0].x;		M_modelView[0][1] = box.u[0].y;		M_modelView[0][2] = box.u[0].z;
	M_modelView[1][0] = box.u[1].x;		M_modelView[1][1] = box.u[1].y;		M_modelView[1][2] = box.u[1].z;
	M_modelView[2][0] = box.u[2].x;		M_modelView[2][1] = box.u[2].y;		M_modelView[2][2] = box.u[2].z;
	
	// translation
	M_modelView[0][3] = box.c.x;		M_modelView[1][3] = box.c.y;		M_modelView[2][3] = box.c.z;

	guMtxConcat(M_view, M_modelView, M_modelView);
	GX_LoadPosMtxImm(M_modelView, GX_PNMTX0);

	GX_SetNumChans(1); // default, color = vertex color
	//GX_SetNumTexGens(0);

    GX_SetTevOrder(GX_TEVSTAGE0, GX_TEXCOORDNULL, GX_TEXMAP_NULL, GX_COLOR0A0);
    GX_SetTevOp(GX_TEVSTAGE0, GX_PASSCLR);

	u8 indices[8] = {0, 1, 0, 2, 1, 3, 2, 3};
	f32* e = box.e;

	guVector v_bottom[4];
	v_bottom[0] = _vec(-e[0], -e[1], +e[2]);
	v_bottom[1] = _vec(+e[0], -e[1], +e[2]);
	v_bottom[2] = _vec(-e[0], -e[1], -e[2]);
	v_bottom[3] = _vec(+e[0], -e[1], -e[2]);

	guVector v_top[4];
	for (int i = 0; i < 4; i++)
		v_top[i] = _vec(v_bottom[i].x, e[1], v_bottom[i].z);

	GX_Begin(GX_LINES, GX_VTXFMT5, 24);
		// draw bottom
		for (u8 i = 0; i < 8; i += 2) {
			guVector& v0 = v_bottom[indices[i]];
			guVector& v1 = v_bottom[indices[i+1]];

			SendVertex(v0, color);
			SendVertex(v1, color);
		}

		// draw top
		for (u8 i = 0; i < 8; i += 2) {
			guVector& v0 = v_top[indices[i]];
			guVector& v1 = v_top[indices[i+1]];

			SendVertex(v0, color);
			SendVertex(v1, color);
		}

		// connect bottom vertices with the top ones
		for (u8 i = 0; i < 4; i++) {
			guVector& v0 = v_bottom[i];
			guVector& v1 = v_top[i];

			SendVertex(v0, color);
			SendVertex(v1, color);
		}
	GX_End();

	if (!drawAxes)
		return;

	// axes
	const f32 len = 150;
	GX_Begin(GX_LINES, GX_VTXFMT5, 6);
		guVector zero	= {0, 0, 0};
		guVector x_unit = {len, 0, 0};
		guVector y_unit = {0, len, 0};
		guVector z_unit = {0, 0, len};

		color = 0xFF0000FF;
		SendVertex(zero, color);
		SendVertex(x_unit, color);

		color = 0x00FF00FF;
		SendVertex(zero, color);
		SendVertex(y_unit, color);

		color = 0x0000FFFF;
		SendVertex(zero, color);
		SendVertex(z_unit, color);
	GX_End();
}