mirror of
https://github.com/Mr-Wiseguy/Zelda64Recomp.git
synced 2024-09-06 04:13:15 +02:00
62 lines
2.8 KiB
C
62 lines
2.8 KiB
C
#include "patches.h"
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#include "transform_ids.h"
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extern Mtx* sSkyboxDrawMatrix;
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void Skybox_Draw(SkyboxContext* skyboxCtx, GraphicsContext* gfxCtx, s16 skyboxId, s16 blend, f32 x, f32 y, f32 z) {
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OPEN_DISPS(gfxCtx);
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Gfx_SetupDL40_Opa(gfxCtx);
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gSPSegment(POLY_OPA_DISP++, 0x0B, skyboxCtx->paletteStaticSegment);
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gSPTexture(POLY_OPA_DISP++, 0x8000, 0x8000, 0, G_TX_RENDERTILE, G_ON);
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sSkyboxDrawMatrix = GRAPH_ALLOC(gfxCtx, sizeof(Mtx));
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// @recomp skip drawing skyboxes with null textures as they hurt performance due to the accidental framebuffer effects they incur.
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// This needs to happen after sSkyboxDrawMatrix is allocated, otherwise the game will write to an invalid pointer later on which will cause a crash.
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if (skyboxCtx->staticSegments[0] == NULL || skyboxCtx->staticSegments[1] == NULL) {
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return;
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}
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Matrix_Translate(x, y, z, MTXMODE_NEW);
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Matrix_Scale(1.0f, 1.0f, 1.0f, MTXMODE_APPLY);
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Matrix_RotateXFApply(skyboxCtx->rot.x);
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Matrix_RotateYF(skyboxCtx->rot.y, MTXMODE_APPLY);
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Matrix_RotateZF(skyboxCtx->rot.z, MTXMODE_APPLY);
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Matrix_ToMtx(sSkyboxDrawMatrix);
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gSPMatrix(POLY_OPA_DISP++, sSkyboxDrawMatrix, G_MTX_NOPUSH | G_MTX_LOAD | G_MTX_MODELVIEW);
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// @recomp Tag the skybox's matrix.
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gEXMatrixGroupDecomposed(POLY_OPA_DISP++, SKYBOX_TRANSFORM_ID_START, G_EX_PUSH, G_MTX_MODELVIEW,
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G_EX_COMPONENT_INTERPOLATE, G_EX_COMPONENT_INTERPOLATE, G_EX_COMPONENT_INTERPOLATE, G_EX_COMPONENT_INTERPOLATE, G_EX_COMPONENT_INTERPOLATE, G_EX_COMPONENT_SKIP, G_EX_ORDER_LINEAR);
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gDPSetColorDither(POLY_OPA_DISP++, G_CD_MAGICSQ);
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gDPSetTextureFilter(POLY_OPA_DISP++, G_TF_BILERP);
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gDPLoadTLUT_pal256(POLY_OPA_DISP++, skyboxCtx->paletteStaticSegment);
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gDPSetTextureLUT(POLY_OPA_DISP++, G_TT_RGBA16);
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gDPSetTextureConvert(POLY_OPA_DISP++, G_TC_FILT);
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gDPSetCombineLERP(POLY_OPA_DISP++, TEXEL1, TEXEL0, PRIMITIVE_ALPHA, TEXEL0, TEXEL1, TEXEL0, PRIMITIVE, TEXEL0,
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PRIMITIVE, ENVIRONMENT, COMBINED, ENVIRONMENT, 0, 0, 0, COMBINED);
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gDPSetPrimColor(POLY_OPA_DISP++, 0, 0, skyboxCtx->prim.r, skyboxCtx->prim.g, skyboxCtx->prim.b, blend);
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gDPSetEnvColor(POLY_OPA_DISP++, skyboxCtx->env.r, skyboxCtx->env.g, skyboxCtx->env.b, 0);
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gSPDisplayList(POLY_OPA_DISP++, &skyboxCtx->dListBuf[0]);
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gSPDisplayList(POLY_OPA_DISP++, &skyboxCtx->dListBuf[2]);
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gSPDisplayList(POLY_OPA_DISP++, &skyboxCtx->dListBuf[4]);
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gSPDisplayList(POLY_OPA_DISP++, &skyboxCtx->dListBuf[6]);
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gSPDisplayList(POLY_OPA_DISP++, &skyboxCtx->dListBuf[8]);
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if (skyboxId == SKYBOX_CUTSCENE_MAP) {
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gSPDisplayList(POLY_OPA_DISP++, &skyboxCtx->dListBuf[10]);
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}
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gDPPipeSync(POLY_OPA_DISP++);
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// @recomp Pop the skybox's matrix tag.
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gEXPopMatrixGroup(POLY_OPA_DISP++);
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CLOSE_DISPS(gfxCtx);
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}
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