mm/src/code/z_lifemeter.c

#include "global.h"

static s16 sHeartsPrimColors[3][3] = { { 255, 70, 50 }, { 255, 190, 0 }, { 100, 100, 255 } };
static s16 sHeartsEnvColors[3][3] = { { 50, 40, 60 }, { 255, 0, 0 }, { 0, 0, 255 } };
static s16 sHeartsPrimFactors[3][3] = { { 0, 0, 0 }, { 0, 120, -50 }, { -155, 30, 205 } };
static s16 sHeartsEnvFactors[3][3] = { { 0, 0, 0 }, { 205, -40, -60 }, { -50, -40, 195 } };
static s16 sHeartsDDPrimColors[3][3] = { { 255, 255, 255 }, { 255, 190, 0 }, { 100, 100, 255 } };
static s16 sHeartsDDEnvColors[3][3] = { { 200, 0, 0 }, { 255, 0, 0 }, { 0, 0, 255 } };
static s16 sHeartsDDPrimFactors[3][3] = { { 0, 0, 0 }, { 0, -65, -255 }, { -155, -155, 0 } };
static s16 sHeartsDDEnvFactors[3][3] = { { 0, 0, 0 }, { 55, 0, 0 }, { -200, 0, 255 } };

s16 sBeatingHeartsDDPrim[3];
s16 sBeatingHeartsDDEnv[3];
s16 sHeartsDDPrim[2][3];
s16 sHeartsDDEnv[2][3];

extern TexturePtr D_02000000; // Empty heart texture
extern TexturePtr D_02000100; // Quarter Heart Texture
extern TexturePtr D_02000200; // Half Heart Texture
extern TexturePtr D_02000300; // Three Quarter Heart Texture
extern TexturePtr D_02000400; // Full heart texture
extern TexturePtr D_02000500; // Empty Double Defense Heart texture
extern TexturePtr D_02000600; // Quarter Double Defense Heart Texture
extern TexturePtr D_02000700; // Half Double Defense Heart Texture
extern TexturePtr D_02000800; // Three Quarter Double Defense Heart Texture
extern TexturePtr D_02000900; // Full Double Defense Heart texture

TexturePtr HeartTextures[] = { &D_02000400, &D_02000100, &D_02000100, &D_02000100, &D_02000100, &D_02000100,
                               &D_02000200, &D_02000200, &D_02000200, &D_02000200, &D_02000200, &D_02000300,
                               &D_02000300, &D_02000300, &D_02000300, &D_02000300 };

TexturePtr HeartDDTextures[] = { &D_02000900, &D_02000600, &D_02000600, &D_02000600, &D_02000600, &D_02000600,
                                 &D_02000700, &D_02000700, &D_02000700, &D_02000700, &D_02000700, &D_02000800,
                                 &D_02000800, &D_02000800, &D_02000800, &D_02000800 };

void LifeMeter_Init(GlobalContext* globalCtx) {
    InterfaceContext* interfaceCtx = &globalCtx->interfaceCtx;

    interfaceCtx->unkTimer = 320;

    interfaceCtx->health = gSaveContext.health;

    interfaceCtx->lifeColorChange = 0;
    interfaceCtx->lifeColorChangeDirection = 0;

    interfaceCtx->lifeSizeChange = interfaceCtx->lifeColorChange;
    interfaceCtx->lifeSizeChangeDirection = interfaceCtx->lifeColorChangeDirection;

    interfaceCtx->heartsPrimR[0] = 255;
    interfaceCtx->heartsPrimG[0] = 70;
    interfaceCtx->heartsPrimB[0] = 50;

    interfaceCtx->heartsEnvR[0] = 50;
    interfaceCtx->heartsEnvG[0] = 40;
    interfaceCtx->heartsEnvB[0] = 60;

    interfaceCtx->heartsPrimR[1] = 255;
    interfaceCtx->heartsPrimG[1] = 70;
    interfaceCtx->heartsPrimB[1] = 50;

    interfaceCtx->heartsEnvR[1] = 50;
    interfaceCtx->heartsEnvG[1] = 40;
    interfaceCtx->heartsEnvB[1] = 60;

    sHeartsDDPrim[0][0] = sHeartsDDPrim[1][0] = 255;
    sHeartsDDPrim[0][1] = sHeartsDDPrim[1][1] = 255;
    sHeartsDDPrim[0][2] = sHeartsDDPrim[1][2] = 255;

    sHeartsDDEnv[0][0] = sHeartsDDEnv[1][0] = 200;
    sHeartsDDEnv[0][1] = sHeartsDDEnv[1][1] = 0;
    sHeartsDDEnv[0][2] = sHeartsDDEnv[1][2] = 0;
}

void LifeMeter_UpdateColors(GlobalContext* globalCtx) {
    InterfaceContext* interfaceCtx = &globalCtx->interfaceCtx;
    f32 factorBeating = interfaceCtx->lifeColorChange * 0.1f;
    f32 ddFactor;
    s32 type = 0;
    s32 ddType;
    s16 rFactor;
    s16 gFactor;
    s16 bFactor;

    if (interfaceCtx) {}

    if (interfaceCtx->lifeColorChangeDirection != 0) {
        interfaceCtx->lifeColorChange--;
        if (interfaceCtx->lifeColorChange <= 0) {
            interfaceCtx->lifeColorChange = 0;
            interfaceCtx->lifeColorChangeDirection = 0;
        }
    } else {
        interfaceCtx->lifeColorChange++;
        if (interfaceCtx->lifeColorChange >= 10) {
            interfaceCtx->lifeColorChange = 10;
            interfaceCtx->lifeColorChangeDirection = 1;
        }
    }

    ddFactor = factorBeating;

    interfaceCtx->heartsPrimR[0] = 255;
    interfaceCtx->heartsPrimG[0] = 70;
    interfaceCtx->heartsPrimB[0] = 50;

    interfaceCtx->heartsEnvR[0] = 50;
    interfaceCtx->heartsEnvG[0] = 40;
    interfaceCtx->heartsEnvB[0] = 60;

    interfaceCtx->heartsPrimR[1] = sHeartsPrimColors[type][0];
    interfaceCtx->heartsPrimG[1] = sHeartsPrimColors[type][1];
    interfaceCtx->heartsPrimB[1] = sHeartsPrimColors[type][2];

    interfaceCtx->heartsEnvR[1] = sHeartsEnvColors[type][0];
    interfaceCtx->heartsEnvG[1] = sHeartsEnvColors[type][1];
    interfaceCtx->heartsEnvB[1] = sHeartsEnvColors[type][2];

    rFactor = sHeartsPrimFactors[0][0] * factorBeating;
    gFactor = sHeartsPrimFactors[0][1] * factorBeating;
    bFactor = sHeartsPrimFactors[0][2] * factorBeating;

    interfaceCtx->beatingHeartPrim[0] = (u8)(rFactor + 255) & 0xFF;
    interfaceCtx->beatingHeartPrim[1] = (u8)(gFactor + 70) & 0xFF;
    interfaceCtx->beatingHeartPrim[2] = (u8)(bFactor + 50) & 0xFF;

    rFactor = sHeartsEnvFactors[0][0] * factorBeating;
    gFactor = sHeartsEnvFactors[0][1] * factorBeating;
    bFactor = sHeartsEnvFactors[0][2] * factorBeating;

    if (1) {}
    ddType = type;

    interfaceCtx->beatingHeartEnv[0] = (u8)(rFactor + 50) & 0xFF;
    interfaceCtx->beatingHeartEnv[1] = (u8)(gFactor + 40) & 0xFF;
    interfaceCtx->beatingHeartEnv[2] = (u8)(bFactor + 60) & 0xFF;

    sHeartsDDPrim[0][0] = 255;
    sHeartsDDPrim[0][1] = 255;
    sHeartsDDPrim[0][2] = 255;

    sHeartsDDEnv[0][0] = 200;
    sHeartsDDEnv[0][1] = 0;
    sHeartsDDEnv[0][2] = 0;

    sHeartsDDPrim[1][0] = sHeartsDDPrimColors[ddType][0];
    sHeartsDDPrim[1][1] = sHeartsDDPrimColors[ddType][1];
    sHeartsDDPrim[1][2] = sHeartsDDPrimColors[ddType][2];

    sHeartsDDEnv[1][0] = sHeartsDDEnvColors[ddType][0];
    sHeartsDDEnv[1][1] = sHeartsDDEnvColors[ddType][1];
    sHeartsDDEnv[1][2] = sHeartsDDEnvColors[ddType][2];

    rFactor = sHeartsDDPrimFactors[ddType][0] * ddFactor;
    gFactor = sHeartsDDPrimFactors[ddType][1] * ddFactor;
    bFactor = sHeartsDDPrimFactors[ddType][2] * ddFactor;

    sBeatingHeartsDDPrim[0] = (u8)(rFactor + 255) & 0xFF;
    sBeatingHeartsDDPrim[1] = (u8)(gFactor + 255) & 0xFF;
    sBeatingHeartsDDPrim[2] = (u8)(bFactor + 255) & 0xFF;

    rFactor = sHeartsDDEnvFactors[ddType][0] * ddFactor;
    gFactor = sHeartsDDEnvFactors[ddType][1] * ddFactor;
    bFactor = sHeartsDDEnvFactors[ddType][2] * ddFactor;

    sBeatingHeartsDDEnv[0] = (u8)(rFactor + 200) & 0xFF;
    sBeatingHeartsDDEnv[1] = (u8)(gFactor + 0) & 0xFF;
    sBeatingHeartsDDEnv[2] = (u8)(bFactor + 0) & 0xFF;
}

s32 LifeMeter_SaveInterfaceHealth(GlobalContext* globalCtx) {
    gSaveContext.health = globalCtx->interfaceCtx.health;

    return 1;
}

s32 LifeMeter_IncreaseInterfaceHealth(GlobalContext* globalCtx) {
    InterfaceContext* interfaceCtx = &globalCtx->interfaceCtx;

    interfaceCtx->unkTimer = 320;
    interfaceCtx->health += 0x10;
    if (globalCtx->interfaceCtx.health >= gSaveContext.health) {
        globalCtx->interfaceCtx.health = gSaveContext.health;
        return 1;
    }
    return 0;
}

s32 LifeMeter_DecreaseInterfaceHealth(GlobalContext* globalCtx) {
    InterfaceContext* interfaceCtx = &globalCtx->interfaceCtx;

    if (interfaceCtx->unkTimer != 0) {
        interfaceCtx->unkTimer--;
    } else {
        interfaceCtx->unkTimer = 320;
        interfaceCtx->health -= 0x10;
        if (interfaceCtx->health <= 0) {
            interfaceCtx->health = 0;
            globalCtx->damagePlayer(globalCtx, -(((void)0, gSaveContext.health) + 1));
            return 1;
        }
    }
    return 0;
}

void LifeMeter_Draw(GlobalContext* globalCtx) {
    s32 pad[5];
    TexturePtr heartTex;
    s32 curColorSet;
    f32 offsetX;
    f32 offsetY;
    s32 i;
    f32 posY;
    f32 posX;
    f32 halfTexSize;
    f32 temp_f4;
    GraphicsContext* gfxCtx = globalCtx->state.gfxCtx;
    InterfaceContext* interfaceCtx = &globalCtx->interfaceCtx;
    Vtx* beatingHeartVtx = interfaceCtx->beatingHeartVtx;
    s32 fractionHeartCount = gSaveContext.health % 0x10;
    s16 healthCapacity = gSaveContext.healthCapacity / 0x10;
    s16 fullHeartCount = gSaveContext.health / 0x10;
    s32 pad2;
    f32 lifesize = interfaceCtx->lifeSizeChange * 0.1f;
    u32 curCombineModeSet = 0;
    TexturePtr temp = NULL;
    s32 ddCount = gSaveContext.inventory.dungeonKeys[9] - 1;

    OPEN_DISPS(gfxCtx);

    if ((gSaveContext.health % 0x10) == 0) {
        fullHeartCount--;
    }
    offsetY = 0.0f;
    offsetX = 0.0f;
    curColorSet = -1;

    for (i = 0; i < healthCapacity; i++) {
        if ((ddCount < 0) || (ddCount < i)) {
            if (i < fullHeartCount) {
                if (curColorSet != 0) {
                    curColorSet = 0;
                    gDPPipeSync(OVERLAY_DISP++);
                    gDPSetPrimColor(OVERLAY_DISP++, 0, 0, interfaceCtx->heartsPrimR[0], interfaceCtx->heartsPrimG[0],
                                    interfaceCtx->heartsPrimB[0], interfaceCtx->healthAlpha);
                    gDPSetEnvColor(OVERLAY_DISP++, interfaceCtx->heartsEnvR[0], interfaceCtx->heartsEnvG[0],
                                   interfaceCtx->heartsEnvB[0], 255);
                }
            } else if (i == fullHeartCount) {
                if (curColorSet != 1) {
                    curColorSet = 1;
                    gDPPipeSync(OVERLAY_DISP++);
                    gDPSetPrimColor(OVERLAY_DISP++, 0, 0, interfaceCtx->beatingHeartPrim[0],
                                    interfaceCtx->beatingHeartPrim[1], interfaceCtx->beatingHeartPrim[2],
                                    interfaceCtx->healthAlpha);
                    gDPSetEnvColor(OVERLAY_DISP++, interfaceCtx->beatingHeartEnv[0], interfaceCtx->beatingHeartEnv[1],
                                   interfaceCtx->beatingHeartEnv[2], 255);
                }
            } else if (fullHeartCount < i) {
                if (curColorSet != 2) {
                    curColorSet = 2;
                    gDPPipeSync(OVERLAY_DISP++);
                    gDPSetPrimColor(OVERLAY_DISP++, 0, 0, interfaceCtx->heartsPrimR[0], interfaceCtx->heartsPrimG[0],
                                    interfaceCtx->heartsPrimB[0], interfaceCtx->healthAlpha);
                    gDPSetEnvColor(OVERLAY_DISP++, interfaceCtx->heartsEnvR[0], interfaceCtx->heartsEnvG[0],
                                   interfaceCtx->heartsEnvB[0], 255);
                }
            } else {
                if (curColorSet != 3) {
                    curColorSet = 3;
                    gDPPipeSync(OVERLAY_DISP++);
                    gDPSetPrimColor(OVERLAY_DISP++, 0, 0, interfaceCtx->heartsPrimR[1], interfaceCtx->heartsPrimG[1],
                                    interfaceCtx->heartsPrimB[1], interfaceCtx->healthAlpha);
                    gDPSetEnvColor(OVERLAY_DISP++, interfaceCtx->heartsEnvR[1], interfaceCtx->heartsEnvG[1],
                                   interfaceCtx->heartsEnvB[1], 255);
                }
            }

            if (i < fullHeartCount) {
                heartTex = &D_02000400;
            } else if (i == fullHeartCount) {
                heartTex = HeartTextures[fractionHeartCount];
            } else {
                heartTex = &D_02000000;
            }
        } else {
            if (i < fullHeartCount) {
                if (curColorSet != 4) {
                    curColorSet = 4;
                    gDPPipeSync(OVERLAY_DISP++);
                    gDPSetPrimColor(OVERLAY_DISP++, 0, 0, sHeartsDDPrim[0][0], sHeartsDDPrim[0][1], sHeartsDDPrim[0][2],
                                    interfaceCtx->healthAlpha);
                    gDPSetEnvColor(OVERLAY_DISP++, sHeartsDDEnv[0][0], sHeartsDDEnv[0][1], sHeartsDDEnv[0][2], 255);
                }
            } else if (i == fullHeartCount) {
                if (curColorSet != 5) {
                    curColorSet = 5;
                    gDPPipeSync(OVERLAY_DISP++);
                    gDPSetPrimColor(OVERLAY_DISP++, 0, 0, sBeatingHeartsDDPrim[0], sBeatingHeartsDDPrim[1],
                                    sBeatingHeartsDDPrim[2], interfaceCtx->healthAlpha);
                    gDPSetEnvColor(OVERLAY_DISP++, sBeatingHeartsDDEnv[0], sBeatingHeartsDDEnv[1],
                                   sBeatingHeartsDDEnv[2], 255);
                }
            } else if (i > fullHeartCount) {
                if (curColorSet != 6) {
                    curColorSet = 6;
                    gDPPipeSync(OVERLAY_DISP++);
                    gDPSetPrimColor(OVERLAY_DISP++, 0, 0, sHeartsDDPrim[0][0], sHeartsDDPrim[0][1], sHeartsDDPrim[0][2],
                                    interfaceCtx->healthAlpha);
                    gDPSetEnvColor(OVERLAY_DISP++, sHeartsDDEnv[0][0], sHeartsDDEnv[0][1], sHeartsDDEnv[0][2], 255);
                }
            } else if (curColorSet != 7) {
                curColorSet = 7;
                gDPPipeSync(OVERLAY_DISP++);
                gDPSetPrimColor(OVERLAY_DISP++, 0, 0, sHeartsDDPrim[1][0], sHeartsDDPrim[1][1], sHeartsDDPrim[1][2],
                                interfaceCtx->healthAlpha);
                gDPSetEnvColor(OVERLAY_DISP++, sHeartsDDEnv[1][0], sHeartsDDEnv[1][1], sHeartsDDEnv[1][2], 255);
            }
            if (i < fullHeartCount) {
                heartTex = &D_02000900;
            } else if (i == fullHeartCount) {
                heartTex = HeartDDTextures[fractionHeartCount];
            } else {
                heartTex = &D_02000500;
            }
        }

        if (temp != heartTex) {
            temp = heartTex;
            gDPLoadTextureBlock(OVERLAY_DISP++, heartTex, G_IM_FMT_IA, G_IM_SIZ_8b, 16, 16, 0,
                                G_TX_NOMIRROR | G_TX_WRAP, G_TX_NOMIRROR | G_TX_WRAP, G_TX_NOMASK, G_TX_NOMASK,
                                G_TX_NOLOD, G_TX_NOLOD);
        }

        if (i != fullHeartCount) {
            if ((ddCount < 0) || (i > ddCount)) {
                if (curCombineModeSet != 1) {
                    curCombineModeSet = 1;
                    func_8012C654(gfxCtx);
                    gDPSetCombineLERP(OVERLAY_DISP++, PRIMITIVE, ENVIRONMENT, TEXEL0, ENVIRONMENT, TEXEL0, 0, PRIMITIVE,
                                      0, PRIMITIVE, ENVIRONMENT, TEXEL0, ENVIRONMENT, TEXEL0, 0, PRIMITIVE, 0);
                }
            } else if (curCombineModeSet != 3) {
                curCombineModeSet = 3;
                func_8012C654(gfxCtx);
                gDPSetCombineLERP(OVERLAY_DISP++, ENVIRONMENT, PRIMITIVE, TEXEL0, PRIMITIVE, TEXEL0, 0, PRIMITIVE, 0,
                                  ENVIRONMENT, PRIMITIVE, TEXEL0, PRIMITIVE, TEXEL0, 0, PRIMITIVE, 0);
            }
            posY = 26.0f + offsetY;
            posX = 30.0f + offsetX;
            temp_f4 = 1.0f;
            temp_f4 /= 0.68f;
            temp_f4 *= 1 << 10;
            halfTexSize = 8.0f;
            halfTexSize *= 0.68f;
            gSPTextureRectangle(OVERLAY_DISP++, (s32)((posX - halfTexSize) * 4), (s32)((posY - halfTexSize) * 4),
                                (s32)((posX + halfTexSize) * 4), (s32)((posY + halfTexSize) * 4), G_TX_RENDERTILE, 0, 0,
                                (s32)temp_f4, (s32)temp_f4);
        } else {
            Mtx* mtx;

            if ((ddCount < 0) || (ddCount < i)) {
                if (curCombineModeSet != 2) {
                    curCombineModeSet = 2;
                    func_8012C8D4(gfxCtx);
                    gDPSetCombineLERP(OVERLAY_DISP++, PRIMITIVE, ENVIRONMENT, TEXEL0, ENVIRONMENT, TEXEL0, 0, PRIMITIVE,
                                      0, PRIMITIVE, ENVIRONMENT, TEXEL0, ENVIRONMENT, TEXEL0, 0, PRIMITIVE, 0);
                    gDPSetAlphaCompare(OVERLAY_DISP++, G_AC_THRESHOLD);
                }
            } else {
                if (curCombineModeSet != 4) {
                    curCombineModeSet = 4;
                    func_8012C8D4(gfxCtx);
                    gDPSetCombineLERP(OVERLAY_DISP++, ENVIRONMENT, PRIMITIVE, TEXEL0, PRIMITIVE, TEXEL0, 0, PRIMITIVE,
                                      0, ENVIRONMENT, PRIMITIVE, TEXEL0, PRIMITIVE, TEXEL0, 0, PRIMITIVE, 0);
                    gDPSetAlphaCompare(OVERLAY_DISP++, G_AC_THRESHOLD);
                }
            }
            mtx = GRAPH_ALLOC(gfxCtx, sizeof(Mtx));
            func_801780F0(mtx, 1.0f - (0.32f * lifesize), 1.0f - (0.32f * lifesize), 1.0f - (0.32f * lifesize),
                          -130.0f + offsetX, 94.5f - offsetY, 0.0f);
            gSPMatrix(OVERLAY_DISP++, mtx, G_MTX_LOAD | G_MTX_MODELVIEW);
            gSPVertex(OVERLAY_DISP++, beatingHeartVtx, 4, 0);
            gSP1Quadrangle(OVERLAY_DISP++, 0, 2, 3, 1, 0);
        }
        offsetX += 10.0f;
        if (i == 9) {
            offsetY += 10.0f;
            offsetX = 0.0f;
        }
    }
    CLOSE_DISPS(gfxCtx);
}

void LifeMeter_UpdateSizeAndBeep(GlobalContext* globalCtx) {
    InterfaceContext* interfaceCtx = &globalCtx->interfaceCtx;

    if (interfaceCtx->lifeSizeChangeDirection != 0) {
        interfaceCtx->lifeSizeChange--;
        if (interfaceCtx->lifeSizeChange <= 0) {
            interfaceCtx->lifeSizeChange = 0;
            interfaceCtx->lifeSizeChangeDirection = 0;
            if (Player_InCsMode(&globalCtx->state) == 0 && (globalCtx->pauseCtx.state == 0) &&
                (globalCtx->pauseCtx.debugState == 0) && LifeMeter_IsCritical() && func_801690CC(globalCtx) == 0) {
                // Player_InCsMode and func_801690CC : Check if in Cutscene
                play_sound(NA_SE_SY_HITPOINT_ALARM);
            }
        }
    } else {
        interfaceCtx->lifeSizeChange++;
        if ((s32)interfaceCtx->lifeSizeChange >= 10) {
            interfaceCtx->lifeSizeChange = 10;
            interfaceCtx->lifeSizeChangeDirection = 1;
        }
    }
}

u32 LifeMeter_IsCritical(void) {
    s16 criticalThreshold;

    if (gSaveContext.healthCapacity <= 80) { // healthCapacity <= 5 hearts?
        criticalThreshold = 16;

    } else if (gSaveContext.healthCapacity <= 160) { // healthCapacity <= 10 hearts?
        criticalThreshold = 24;

    } else if (gSaveContext.healthCapacity <= 240) { // healthCapacity <= 15 hearts?
        criticalThreshold = 32;
    } else {
        criticalThreshold = 44;
    }

    if ((criticalThreshold >= gSaveContext.health) && (gSaveContext.health > 0)) {
        return true;
    }
    return false;
}