108 lines
4.2 KiB
C
108 lines
4.2 KiB
C
/*
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* File: z_eff_ss_dt_bubble.c
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* Overlay: ovl_Effect_Ss_Dt_Bubble
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* Description: Bubbles (a random mix of translucent and opaque)
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*/
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#include "z_eff_ss_dt_bubble.h"
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#include "objects/gameplay_keep/gameplay_keep.h"
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#define rPrimColorR regs[0]
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#define rPrimColorG regs[1]
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#define rPrimColorB regs[2]
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#define rPrimColorA regs[3]
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#define rEnvColorR regs[4]
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#define rEnvColorG regs[5]
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#define rEnvColorB regs[6]
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#define rEnvColorA regs[7]
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#define rRandXZ regs[8]
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#define rScale regs[9]
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#define rLifespan regs[10]
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u32 EffectSsDtBubble_Init(GlobalContext* globalCtx, u32 index, EffectSs* this, void* initParamsx);
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void EffectSsDtBubble_Draw(GlobalContext* globalCtx, u32 index, EffectSs* this);
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void EffectSsDtBubble_Update(GlobalContext* globalCtx, u32 index, EffectSs* this);
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static Color_RGBA8 sPrimColors[] = { { 255, 255, 100, 255 }, { 150, 255, 255, 255 }, { 100, 255, 255, 255 } };
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static Color_RGBA8 sEnvColors[] = { { 170, 0, 0, 255 }, { 0, 100, 0, 255 }, { 0, 0, 255, 255 } };
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EffectSsInit Effect_Ss_Dt_Bubble_InitVars = {
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EFFECT_SS_DT_BUBBLE,
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EffectSsDtBubble_Init,
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};
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u32 EffectSsDtBubble_Init(GlobalContext* globalCtx, u32 index, EffectSs* this, void* initParamsx) {
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EffectSsDtBubbleInitParams* initParams = (EffectSsDtBubbleInitParams*)initParamsx;
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//! @bug Rand_ZeroOne in the macro means a random number is generated for both parts of the macro.
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// In the base game this works out because both addresses are segment 4, but it may break if
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// the addresses were changed to refer to different segments
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this->gfx = SEGMENTED_TO_VIRTUAL(Rand_ZeroOne() < 0.5f ? gEffBubble1Tex : gEffBubble2Tex);
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this->pos = initParams->pos;
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this->velocity = initParams->velocity;
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this->accel = initParams->accel;
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this->life = initParams->life;
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if (!initParams->customColor) {
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this->rPrimColorR = sPrimColors[initParams->colorProfile].r;
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this->rPrimColorG = sPrimColors[initParams->colorProfile].g;
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this->rPrimColorB = sPrimColors[initParams->colorProfile].b;
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this->rPrimColorA = sPrimColors[initParams->colorProfile].a;
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this->rEnvColorR = sEnvColors[initParams->colorProfile].r;
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this->rEnvColorG = sEnvColors[initParams->colorProfile].g;
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this->rEnvColorB = sEnvColors[initParams->colorProfile].b;
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this->rEnvColorA = sEnvColors[initParams->colorProfile].a;
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} else {
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this->rPrimColorR = initParams->primColor.r;
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this->rPrimColorG = initParams->primColor.g;
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this->rPrimColorB = initParams->primColor.b;
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this->rPrimColorA = initParams->primColor.a;
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this->rEnvColorR = initParams->envColor.r;
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this->rEnvColorG = initParams->envColor.g;
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this->rEnvColorB = initParams->envColor.b;
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this->rEnvColorA = initParams->envColor.a;
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}
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this->rRandXZ = initParams->randXZ;
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this->rScale = initParams->scale;
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this->rLifespan = initParams->life;
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this->draw = EffectSsDtBubble_Draw;
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this->update = EffectSsDtBubble_Update;
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return 1;
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}
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void EffectSsDtBubble_Draw(GlobalContext* globalCtx, u32 index, EffectSs* this) {
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GraphicsContext* gfxCtx = globalCtx->state.gfxCtx;
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f32 scale;
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OPEN_DISPS(gfxCtx);
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scale = this->rScale * 0.004f;
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Matrix_Translate(this->pos.x, this->pos.y, this->pos.z, MTXMODE_NEW);
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Matrix_Scale(scale, scale, scale, MTXMODE_APPLY);
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gSPMatrix(POLY_XLU_DISP++, MATRIX_NEWMTX(gfxCtx),
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G_MTX_NOPUSH | G_MTX_LOAD | G_MTX_MODELVIEW);
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func_80093C14(gfxCtx);
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gDPSetPrimColor(POLY_XLU_DISP++, 0, 0, this->rPrimColorR, this->rPrimColorG, this->rPrimColorB,
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(this->rPrimColorA * this->life) / this->rLifespan);
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gDPSetEnvColor(POLY_XLU_DISP++, this->rEnvColorR, this->rEnvColorG, this->rEnvColorB,
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(this->rEnvColorA * this->life) / this->rLifespan);
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gSPSegment(POLY_XLU_DISP++, 0x08, this->gfx);
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gSPDisplayList(POLY_XLU_DISP++, SEGMENTED_TO_VIRTUAL(gEffBubbleDL));
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CLOSE_DISPS(gfxCtx);
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}
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void EffectSsDtBubble_Update(GlobalContext* globalCtx, u32 index, EffectSs* this) {
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f32 rand;
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if (this->rRandXZ == 1) {
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rand = Rand_ZeroOne();
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this->pos.x += (rand * 2.0f) - 1.0f;
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rand = Rand_ZeroOne();
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this->pos.z += (rand * 2.0f) - 1.0f;
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}
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}
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