//
// Generated By: dol2asm
// Translation Unit: J3DTexture
//

#include "JSystem/J3DGraphBase/J3DTexture.h"
#include "dol2asm.h"
#include "dolphin/gx/GX.h"
#include "dolphin/types.h"

/* 8031204C-803121A4 30C98C 0158+00 0/0 1/1 0/0 .text loadGX__10J3DTextureCFUs11_GXTexMapID */
void J3DTexture::loadGX(u16 idx, GXTexMapID texMapID) const {
    ResTIMG* timg = getResTIMG(idx);
    GXTexObj texObj;

    if (!timg->indexTexture) {
        GXInitTexObj(&texObj, ((u8*)timg) + timg->imageOffset, timg->width, timg->height,
                     (GXTexFmt)timg->format, (GXTexWrapMode)timg->wrapS, (GXTexWrapMode)timg->wrapT,
                     (GXBool)timg->mipmapEnabled);
    } else {
        GXTlutObj tlutObj;

        GXInitTexObjCI(&texObj, ((u8*)timg) + timg->imageOffset, timg->width, timg->height,
                       (GXCITexFmt)timg->format, (GXTexWrapMode)timg->wrapS,
                       (GXTexWrapMode)timg->wrapT, (GXBool)timg->mipmapEnabled, (u32)texMapID);
        GXInitTlutObj(&tlutObj, ((u8*)timg) + timg->paletteOffset, (GXTlutFmt)timg->colorFormat,
                      timg->numColors);
        GXLoadTlut(&tlutObj, texMapID);
    }

    const f32 kLODClampScale = 1.0f / 8.0f;
    const f32 kLODBiasScale = 1.0f / 100.0f;
    GXInitTexObjLOD(&texObj, (GXTexFilter)timg->minFilter, (GXTexFilter)timg->magFilter,
                    timg->minLOD * kLODClampScale, timg->maxLOD * kLODClampScale,
                    timg->LODBias * kLODBiasScale, (GXBool)timg->biasClamp, (GXBool)timg->doEdgeLOD,
                    (GXAnisotropy)timg->maxAnisotropy);
    GXLoadTexObj(&texObj, texMapID);
}

/* 803121A4-8031221C 30CAE4 0078+00 1/1 0/0 0/0 .text            entryNum__10J3DTextureFUs */
void J3DTexture::entryNum(u16 num) {
    mNum = num;
    mpRes = new ResTIMG[num]();

    for (s32 i = 0; i < mNum; i++) {
        mpRes[i].paletteOffset = 0;
        mpRes[i].imageOffset = 0;
    }
}

/* 8031221C-80312488 30CB5C 026C+00 0/0 1/1 0/0 .text addResTIMG__10J3DTextureFUsPC7ResTIMG */
void J3DTexture::addResTIMG(u16 newNum, ResTIMG const* newRes) {
    if (newNum == 0)
        return;

    u16 oldNum = mNum;
    ResTIMG* oldRes = mpRes;

    entryNum(mNum + newNum);

    for (u16 i = 0; i < oldNum; i++) {
        mpRes[i] = oldRes[i];
        mpRes[i].imageOffset = (u32)(&oldRes[i]) + mpRes[i].imageOffset - (u32)(&mpRes[i]);
        mpRes[i].paletteOffset = (u32)(&oldRes[i]) + mpRes[i].paletteOffset - (u32)(&mpRes[i]);
    }

    for (u16 i = oldNum; i < mNum; i++) {
        mpRes[i] = newRes[i];
        mpRes[i].imageOffset = (u32)(&newRes[i]) + mpRes[i].imageOffset - (u32)(&mpRes[i]);
        mpRes[i].paletteOffset = (u32)(&newRes[i]) + mpRes[i].paletteOffset - (u32)(&mpRes[i]);
    }
}