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#include "global.h"
Mtx* sSkyboxDrawMatrix;
Mtx* Skybox_UpdateMatrix(SkyboxContext* skyboxCtx, f32 x, f32 y, f32 z) {
Matrix_Translate(x, y, z, MTXMODE_NEW);
Matrix_Scale(1.0f, 1.0f, 1.0f, MTXMODE_APPLY);
Matrix_RotateXFApply(skyboxCtx->rot.x);
Matrix_RotateYF(skyboxCtx->rot.y, MTXMODE_APPLY);
Matrix_RotateZF(skyboxCtx->rot.z, MTXMODE_APPLY);
return Matrix_ToMtx(sSkyboxDrawMatrix);
}
void Skybox_SetColors(SkyboxContext* skyboxCtx, u8 primR, u8 primG, u8 primB, u8 envR, u8 envG, u8 envB) {
skyboxCtx->prim.r = primR;
skyboxCtx->prim.g = primG;
skyboxCtx->prim.b = primB;
skyboxCtx->env.r = envR;
skyboxCtx->env.g = envG;
skyboxCtx->env.b = envB;
}
void Skybox_Draw(SkyboxContext* skyboxCtx, GraphicsContext* gfxCtx, s16 skyboxId, s16 blend, f32 x, f32 y, f32 z) {
OPEN_DISPS(gfxCtx);
Gfx_SetupDL40_Opa(gfxCtx);
gSPSegment(POLY_OPA_DISP++, 0x0B, skyboxCtx->paletteStaticSegment);
gSPTexture(POLY_OPA_DISP++, 0x8000, 0x8000, 0, G_TX_RENDERTILE, G_ON);
sSkyboxDrawMatrix = GRAPH_ALLOC(gfxCtx, sizeof(Mtx));
Matrix_Translate(x, y, z, MTXMODE_NEW);
Matrix_Scale(1.0f, 1.0f, 1.0f, MTXMODE_APPLY);
Matrix_RotateXFApply(skyboxCtx->rot.x);
Matrix_RotateYF(skyboxCtx->rot.y, MTXMODE_APPLY);
Matrix_RotateZF(skyboxCtx->rot.z, MTXMODE_APPLY);
Matrix_ToMtx(sSkyboxDrawMatrix);
gSPMatrix(POLY_OPA_DISP++, sSkyboxDrawMatrix, G_MTX_NOPUSH | G_MTX_LOAD | G_MTX_MODELVIEW);
gDPSetColorDither(POLY_OPA_DISP++, G_CD_MAGICSQ);
gDPSetTextureFilter(POLY_OPA_DISP++, G_TF_BILERP);
gDPLoadTLUT_pal256(POLY_OPA_DISP++, skyboxCtx->paletteStaticSegment);
gDPSetTextureLUT(POLY_OPA_DISP++, G_TT_RGBA16);
gDPSetTextureConvert(POLY_OPA_DISP++, G_TC_FILT);
gDPSetCombineLERP(POLY_OPA_DISP++, TEXEL1, TEXEL0, PRIMITIVE_ALPHA, TEXEL0, TEXEL1, TEXEL0, PRIMITIVE, TEXEL0,
PRIMITIVE, ENVIRONMENT, COMBINED, ENVIRONMENT, 0, 0, 0, COMBINED);
gDPSetPrimColor(POLY_OPA_DISP++, 0, 0, skyboxCtx->prim.r, skyboxCtx->prim.g, skyboxCtx->prim.b, blend);
gDPSetEnvColor(POLY_OPA_DISP++, skyboxCtx->env.r, skyboxCtx->env.g, skyboxCtx->env.b, 0);
gSPDisplayList(POLY_OPA_DISP++, &skyboxCtx->dListBuf[0]);
gSPDisplayList(POLY_OPA_DISP++, &skyboxCtx->dListBuf[2]);
gSPDisplayList(POLY_OPA_DISP++, &skyboxCtx->dListBuf[4]);
gSPDisplayList(POLY_OPA_DISP++, &skyboxCtx->dListBuf[6]);
gSPDisplayList(POLY_OPA_DISP++, &skyboxCtx->dListBuf[8]);
if (skyboxId == SKYBOX_CUTSCENE_MAP) {
gSPDisplayList(POLY_OPA_DISP++, &skyboxCtx->dListBuf[10]);
}
gDPPipeSync(POLY_OPA_DISP++);
CLOSE_DISPS(gfxCtx);
}
void Skybox_Update(SkyboxContext* skyboxCtx) {
}
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