WiiFlow_Lite/source/gui/fanart.cpp

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#include "fanart.hpp"
#include "pngu.h"
#include "boxmesh.hpp"
#include "text.hpp"
#include "gecko.h"
using namespace std;
static guVector _GRRaxisx = (guVector){1, 0, 0}; // DO NOT MODIFY!!!
static guVector _GRRaxisy = (guVector){0, 1, 0}; // Even at runtime
static guVector _GRRaxisz = (guVector){0, 0, 1}; // NOT ever!
CFanart::CFanart(void)
: m_animationComplete(false), m_loaded(false), m_cfg(), m_bg(), m_bglq()
{
}
CFanart::~CFanart(void)
{
}
void CFanart::unload()
{
m_cfg.unload();
m_loaded = false;
m_elms.clear();
}
bool CFanart::load(Config &m_globalConfig, const char *path, const char *id)
{
bool retval = false;
if (!m_globalConfig.getBool("FANART", "enable_fanart", true))
return retval;
unload();
const char *dir = fmt("%s/%s", path, id);
STexture fanBg, fanBgLq;
STexture::TexErr texErr = fanBg.fromImageFile(fmt("%s/background.png", dir));
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if (texErr == STexture::TE_ERROR)
{
dir = fmt("%s/%.3s", path, id);
texErr = fanBg.fromImageFile(fmt("%s/background.png", dir));
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}
if (texErr == STexture::TE_OK)
{
m_cfg.load(fmt("%s/%s.ini", dir, id));
if (!m_cfg.loaded()) m_cfg.load(fmt("%s/%.3s.ini", dir, id));
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fanBgLq.fromImageFile(fmt("%s/background_lq.png", dir));
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for (int i = 1; i <= 6; i++)
{
CFanartElement elm(m_cfg, dir, i);
if (elm.IsValid()) m_elms.push_back(elm);
}
m_loaded = true;
retval = true;
m_defaultDelay = m_globalConfig.getInt("FANART", "delay_after_animation", 200);
m_delayAfterAnimation = m_cfg.getInt("GENERAL", "delay_after_animation", m_defaultDelay);
m_allowArtworkOnTop = m_globalConfig.getBool("FANART", "allow_artwork_on_top", true);
m_globalHideCover = m_globalConfig.getOptBool("FANART", "hidecover", 2); // 0 is false, 1 is true, 2 is default
m_globalShowCoverAfterAnimation = m_globalConfig.getOptBool("FANART", "show_cover_after_animation", 2);
}
m_bg = fanBg;
m_bglq = fanBgLq;
return retval;
}
void CFanart::getBackground(STexture &hq, STexture &lq)
{
if (m_loaded)
{
hq = m_bg;
lq = m_bglq;
}
}
CColor CFanart::getTextColor(CColor themeTxtColor)
{
return m_loaded ? m_cfg.getColor("GENERAL", "textcolor", CColor(themeTxtColor)) : themeTxtColor;
}
bool CFanart::hideCover()
{
if (!isLoaded())
return false; // If no fanart is loaded, return false
/*
fanart_hidecover defaults to True
fanart_showafter defaults to False
hideCover | fanart_hideCover | showAfter | fanart_showAfter | animating | hide
1 True * * * * True
2 False * * * * False
3 default False * * * False
4 default default/True True * True True
5 default default/True True * False False
6 default default/True False * * True
7 default default/True default True True True
8 default default/True default True False False
9 * * * * * True
*/
// rules 1 and 2
if (m_globalHideCover != 2)
return m_globalHideCover == 1;
// rule 3
if (!m_cfg.getBool("GENERAL", "hidecover", true))
return false;
// rules 4, 5 and 6
if (m_globalShowCoverAfterAnimation != 2)
return m_globalShowCoverAfterAnimation == 0 || !isAnimationComplete();
// rules 7 and 8
if (m_cfg.getBool("GENERAL", "show_cover_after_animation", false))
return !isAnimationComplete();
// rule 9
return true;
}
bool CFanart::isLoaded()
{
return m_loaded;
}
bool CFanart::isAnimationComplete()
{
return m_animationComplete && m_delayAfterAnimation <= 0;
}
void CFanart::tick()
{
m_animationComplete = true;
for (u32 i = 0; i < m_elms.size(); ++i)
{
m_elms[i].tick();
if (!m_elms[i].IsAnimationComplete())
m_animationComplete = false;
}
if (m_animationComplete && m_delayAfterAnimation > 0)
m_delayAfterAnimation--;
}
void CFanart::draw(bool front)
{
if (!m_allowArtworkOnTop && front)
return; // It's not allowed to draw fanart on top, it has already been drawn
GX_SetNumChans(1);
GX_ClearVtxDesc();
GX_SetVtxDesc(GX_VA_POS, GX_DIRECT);
GX_SetVtxAttrFmt(GX_VTXFMT0, GX_VA_POS, GX_POS_XYZ, GX_F32, 0);
GX_SetVtxDesc(GX_VA_CLR0, GX_DIRECT);
GX_SetVtxAttrFmt(GX_VTXFMT0, GX_VA_CLR0, GX_CLR_RGBA, GX_RGBA8, 0);
GX_SetVtxDesc(GX_VA_TEX0, GX_DIRECT);
GX_SetVtxAttrFmt(GX_VTXFMT0, GX_VA_TEX0, GX_TEX_ST, GX_F32, 0);
GX_SetNumTexGens(1);
GX_SetTevOp(GX_TEVSTAGE0, GX_MODULATE);
GX_SetTevOrder(GX_TEVSTAGE0, GX_TEXCOORD0, GX_TEXMAP0, GX_COLOR0A0);
GX_SetTexCoordGen(GX_TEXCOORD0, GX_TG_MTX2x4, GX_TG_TEX0, GX_IDENTITY);
GX_SetBlendMode(GX_BM_BLEND, GX_BL_SRCALPHA, GX_BL_INVSRCALPHA, GX_LO_CLEAR);
GX_SetAlphaUpdate(GX_TRUE);
GX_SetCullMode(GX_CULL_NONE);
GX_SetZMode(GX_DISABLE, GX_LEQUAL, GX_TRUE);
for (u32 i = 0; i < m_elms.size(); ++i)
if (!m_allowArtworkOnTop || ((front && m_elms[i].ShowOnTop()) || !front))
m_elms[i].draw();
}
CFanartElement::CFanartElement(Config &cfg, const char *dir, int artwork)
: m_artwork(artwork), m_isValid(false)
{
m_isValid = m_art.fromImageFile(fmt("%s/artwork%d.png", dir, artwork)) == STexture::TE_OK;
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if (!m_isValid) return;
const char *section = fmt("artwork%d", artwork);
m_show_on_top = cfg.getBool(section, "show_on_top", true);
m_x = cfg.getInt(section, "x", 0);
m_y = cfg.getInt(section, "y", 0);
m_scaleX = cfg.getFloat(section, "scale_x", 1.f);
m_scaleY = cfg.getFloat(section, "scale_y", 1.f);
m_alpha = min(cfg.getInt(section, "alpha", 255), 255);
m_delay = (int) (cfg.getFloat(section, "delay", 0.f) * 50);
m_angle = cfg.getFloat(section, "angle", 0.f);
m_event_duration = (int) (cfg.getFloat(section, "duration", 0.f) * 50);
m_event_x = m_event_duration == 0 ? m_x : cfg.getInt(section, "event_x", m_x);
m_event_y = m_event_duration == 0 ? m_y : cfg.getInt(section, "event_y", m_y);
m_event_scaleX = m_event_duration == 0 ? m_scaleX : cfg.getInt(section, "event_scale_x", m_scaleX);
m_event_scaleY = m_event_duration == 0 ? m_scaleY : cfg.getInt(section, "event_scale_y", m_scaleY);
m_event_alpha = m_event_duration == 0 ? m_alpha : min(cfg.getInt(section, "event_alpha", m_alpha), 255); // Not from m_alpha, because the animation can start less translucent than m_alpha
m_event_angle = m_event_duration == 0 ? m_angle : cfg.getFloat(section, "event_angle", m_angle);
m_step_x = m_event_duration == 0 ? 0 : (m_x - m_event_x) / m_event_duration;
m_step_y = m_event_duration == 0 ? 0 : (m_y - m_event_y) / m_event_duration;
m_step_scaleX = m_event_duration == 0 ? 0 : (m_scaleX - m_event_scaleX) / m_event_duration;
m_step_scaleY = m_event_duration == 0 ? 0 : (m_scaleY - m_event_scaleY) / m_event_duration;
m_step_alpha = m_event_duration == 0 ? 0 : (m_alpha - m_event_alpha) / m_event_duration;
m_step_angle = m_event_duration == 0 ? 0 : (m_angle - m_event_angle) / m_event_duration;
}
CFanartElement::~CFanartElement(void)
{
}
bool CFanartElement::IsValid()
{
return m_isValid;
}
bool CFanartElement::IsAnimationComplete()
{
return m_event_duration == 0;
}
bool CFanartElement::ShowOnTop()
{
return m_show_on_top;
}
void CFanartElement::tick()
{
if (m_delay > 0)
{
m_delay--;
return;
}
if ((m_step_x < 0 && m_event_x > m_x) || (m_step_x > 0 && m_event_x < m_x))
m_event_x = (int) (m_event_x + m_step_x);
if ((m_step_y < 0 && m_event_y > m_y) || (m_step_y > 0 && m_event_y < m_y))
m_event_y = (int) (m_event_y + m_step_y);
if ((m_step_alpha < 0 && m_event_alpha > m_alpha) || (m_step_alpha > 0 && m_event_alpha < m_alpha))
m_event_alpha = (int) (m_event_alpha + m_step_alpha);
if ((m_step_scaleX < 0 && m_event_scaleX > m_scaleX) || (m_step_scaleX > 0 && m_event_scaleX < m_scaleX))
m_event_scaleX += m_step_scaleX;
if ((m_step_scaleY < 0 && m_event_scaleY > m_scaleY) || (m_step_scaleY > 0 && m_event_scaleY < m_scaleY))
m_event_scaleY += m_step_scaleY;
if ((m_step_angle < 0 && m_event_angle > m_angle) || (m_step_angle > 0 && m_event_angle < m_angle))
m_event_angle = (int) (m_event_angle + m_step_angle);
if (m_event_duration > 0)
{
m_event_duration--;
}
}
void CFanartElement::draw()
{
if (m_event_alpha == 0 || m_event_scaleX == 0.f || m_event_scaleY == 0.f || m_delay > 0)
return;
GXTexObj artwork;
Mtx modelViewMtx, idViewMtx, rotViewMtxZ;
guMtxIdentity(idViewMtx);
guMtxScaleApply(idViewMtx, idViewMtx, m_event_scaleX, m_event_scaleY, 1.f);
guMtxRotAxisDeg(rotViewMtxZ, &_GRRaxisz, m_event_angle);
guMtxConcat(rotViewMtxZ, idViewMtx, modelViewMtx);
guMtxTransApply(modelViewMtx, modelViewMtx, m_event_x, m_event_y, 0.f);
GX_LoadPosMtxImm(modelViewMtx, GX_PNMTX0);
GX_InitTexObj(&artwork, m_art.data.get(), m_art.width, m_art.height, m_art.format, GX_CLAMP, GX_CLAMP, GX_FALSE);
GX_LoadTexObj(&artwork, GX_TEXMAP0);
float w = (float)(m_art.width / 2); // * m_event_scaleX;
float h = (float)(m_art.height / 2); // * m_event_scaleY;
GX_Begin(GX_QUADS, GX_VTXFMT0, 4);
// Draw top left
GX_Position3f32(-w, -h, 0.f);
GX_Color4u8(0xFF, 0xFF, 0xFF, m_event_alpha);
GX_TexCoord2f32(0.f, 0.f);
// Draw top right
GX_Position3f32(w, -h, 0.f);
GX_Color4u8(0xFF, 0xFF, 0xFF, m_event_alpha);
GX_TexCoord2f32(1.f, 0.f);
// Draw bottom right
GX_Position3f32(w, h, 0.f);
GX_Color4u8(0xFF, 0xFF, 0xFF, m_event_alpha);
GX_TexCoord2f32(1.f, 1.f);
// Draw bottom left
GX_Position3f32(-w, h, 0.f);
GX_Color4u8(0xFF, 0xFF, 0xFF, m_event_alpha);
GX_TexCoord2f32(0.f, 1.f);
GX_End();
}