Petari/source/Game/MapObj/BigBubbleDrawer.cpp

#include "Game/MapObj/BigBubbleDrawer.hpp"

BigBubbleDrawer::BigBubbleDrawer() {
    mBubbleTexture = nullptr;
    mRainbowTexture = nullptr;
    _8 = 0.0f;
    mBubbleTexture = new JUTTexture(MR::loadTexFromArc("BigBubble.arc", "Bubble.bti"), 0);
    mRainbowTexture = new JUTTexture(MR::loadTexFromArc("BigBubble.arc", "Rainbow.bti"), 0);
}

void BigBubbleDrawer::setUpDraw() const {
    setUpMaterial();
} 

void BigBubbleDrawer::setUpVertexFormat() const {
    GXSetVtxAttrFmt(GX_VTXFMT0, GX_VA_POS, GX_POS_XYZ, GX_F32, 0);
    GXSetVtxAttrFmt(GX_VTXFMT0, GX_VA_NRM, GX_POS_XY, GX_F32, 0);
    GXSetVtxAttrFmt(GX_VTXFMT0, GX_VA_TEX0, GX_POS_XYZ, GX_F32, 0);
    GXClearVtxDesc();
    GXSetVtxDesc(GX_VA_POS, GX_DIRECT);
    GXSetVtxDesc(GX_VA_NRM, GX_DIRECT);
    GXSetVtxDesc(GX_VA_TEX0, GX_DIRECT);
}

void BigBubbleDrawer::setUpTexture() const { 
    GXSetNumTexGens(2);
    GXSetTexCoordGen2(GX_TEXCOORD0, GX_TG_MTX2x4, GX_TG_TEX0, 0x1E, 0, 0x7D);
    GXSetTexCoordGen2(GX_TEXCOORD1, GX_TG_MTX3x4, GX_TG_NRM, 0x21, 0, 0x7D);
    TMtx34f mtx;
    mtx.identity();
    GXLoadTexMtxImm(mtx.toMtxPtr(), 0x1E, GX_MTX2x4);

    const MtxPtr cameraMtx = MR::getCameraViewMtx();
    mtx.setInline(cameraMtx);

    mtx.mMtx[0][3] = sEnvMatTrans.x;
    mtx.mMtx[1][3] = sEnvMatTrans.y;
    mtx.mMtx[2][3] = sEnvMatTrans.z;
    GXLoadTexMtxImm(mtx.toMtxPtr(), 0x21, GX_MTX3x4);
    mRainbowTexture->load(GX_TEXMAP0);
    mBubbleTexture->load(GX_TEXMAP1);
}

void BigBubbleDrawer::setUpTevStage() const { 
    GXSetNumTevStages(3);
    GXSetTevColor(GX_TEVREG0, (GXColor&)sTevColor0);
    GXSetTevOrder(GX_TEVSTAGE0, GX_TEXCOORD0, GX_TEXMAP0, GX_COLOR_NULL);
    GXSetTevColorIn(GX_TEVSTAGE0, GX_CC_TEXC, GX_CC_ZERO, GX_CC_ZERO, GX_CC_ZERO);
    GXSetTevColorOp(GX_TEVSTAGE0, GX_TEV_ADD, GX_TB_ZERO, GX_CS_SCALE_1, 0, GX_TEVPREV);
    GXSetTevAlphaIn(GX_TEVSTAGE0, GX_CA_TEXA, GX_CA_ZERO, GX_CA_ZERO, GX_CA_ZERO);
    GXSetTevAlphaOp(GX_TEVSTAGE0, GX_TEV_ADD, GX_TB_ZERO, GX_CS_SCALE_1, 0, GX_TEVPREV);
    GXSetTevOrder(GX_TEVSTAGE1, GX_TEXCOORD1, GX_TEXMAP1, GX_COLOR_NULL);
    GXSetTevColorIn(GX_TEVSTAGE1, GX_CC_ZERO, GX_CC_C0, GX_CC_TEXA, GX_CC_CPREV);
    GXSetTevColorOp(GX_TEVSTAGE1, GX_TEV_ADD, GX_TB_ZERO, GX_CS_SCALE_1, 1, GX_TEVPREV);
    GXSetTevAlphaIn(GX_TEVSTAGE1, GX_CA_TEXA, GX_CA_ZERO, GX_CA_ZERO, GX_CA_ZERO);
    GXSetTevAlphaOp(GX_TEVSTAGE1, GX_TEV_ADD, GX_TB_ZERO, GX_CS_SCALE_1, 0, GX_TEVPREV);
    GXSetTevOrder(GX_TEVSTAGE2, GX_TEXCOORD_NULL, GX_TEXMAP_NULL, GX_COLOR_NULL);
    GXSetTevColorIn(GX_TEVSTAGE2, GX_CC_CPREV, GX_CC_C1, GX_CC_A1, GX_CC_ZERO);
    GXSetTevColorOp(GX_TEVSTAGE2, GX_TEV_ADD, GX_TB_ZERO, GX_CS_SCALE_1, 1, GX_TEVPREV);
    GXSetTevKAlphaSel(GX_TEVSTAGE2, GX_TEV_KASEL_7_8);
    GXSetTevAlphaIn(GX_TEVSTAGE2, GX_CA_APREV, GX_CA_KONST, GX_CA_A1, GX_CA_ZERO);
    GXSetTevAlphaOp(GX_TEVSTAGE2, GX_TEV_ADD, GX_TB_ZERO, GX_CS_SCALE_1, 0, GX_TEVPREV);
}

void BigBubbleDrawer::setUpPixelFormat() const {
    GXSetBlendMode(GX_BM_BLEND, GX_BL_SRCALPHA, GX_BL_INVSRCALPHA, GX_LO_CLEAR);
    GXSetAlphaCompare(GX_ALWAYS, 0, GX_AOP_AND, GX_ALWAYS, 0);
    GXSetColorUpdate(1);
    GXSetAlphaUpdate(0);
    GXSetCoPlanar(0);
    GXSetZMode(1, GX_LEQUAL, 0);
    GXSetZCompLoc(0);
    GXSetCullMode(GX_CULL_BACK);
    GXSetClipMode(GX_CLIP_ENABLE); 
}

void BigBubbleDrawer::setUpMaterial() const { 
    setUpVertexFormat();
    GXSetNumChans(1);
    GXSetChanCtrl(GX_COLOR0A0, 0, GX_SRC_REG, GX_SRC_REG, 0, GX_DF_NONE, GX_AF_NONE);
    GXSetChanCtrl(GX_COLOR1A1, 0, GX_SRC_REG, GX_SRC_REG, 0, GX_DF_NONE, GX_AF_NONE);
    setUpTexture();
    setUpTevStage();
    setUpPixelFormat();
    GXLoadPosMtxImm(MR::getCameraViewMtx(), 0);

    Mtx normalMtx;
    PSMTXIdentity(normalMtx);
    GXLoadNrmMtxImm(normalMtx, 0);
    GXSetCurrentMtx(0);
    MR::loadProjectionMtx();
}