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mm/src/code/PreRender.c

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#include "global.h"
#include "slowly.h"
#include "stack.h"
/**
* Assigns the "save" values in PreRender
*/
void PreRender_SetValuesSave(PreRender* this, u32 width, u32 height, void* fbuf, void* zbuf, void* cvg) {
this->widthSave = width;
this->heightSave = height;
this->fbufSave = fbuf;
this->cvgSave = cvg;
this->zbufSave = zbuf;
this->ulxSave = 0;
this->ulySave = 0;
this->lrxSave = width - 1;
this->lrySave = height - 1;
}
void PreRender_Init(PreRender* this) {
bzero(this, sizeof(PreRender));
ListAlloc_Init(&this->alloc);
}
/**
* Assigns the current values in PreRender
*/
void PreRender_SetValues(PreRender* this, u32 width, u32 height, void* fbuf, void* zbuf) {
this->width = width;
this->height = height;
this->fbuf = fbuf;
this->zbuf = zbuf;
this->ulx = 0;
this->uly = 0;
this->lrx = width - 1;
this->lry = height - 1;
}
void PreRender_Destroy(PreRender* this) {
ListAlloc_FreeAll(&this->alloc);
}
void func_8016FDB8(PreRender* this, Gfx** gfxp, void* buf, void* bufSave, u32 arg4) {
Gfx* gfx = *gfxp;
u32 flags;
gDPPipeSync(gfx++);
gDPSetColorImage(gfx++, G_IM_FMT_RGBA, G_IM_SIZ_16b, this->width, bufSave);
gDPSetScissor(gfx++, G_SC_NON_INTERLACE, 0, 0, this->width, this->height);
flags = 0x18;
if (arg4 == true) {
flags = 0x1C;
}
func_80172758(&gfx, buf, NULL, this->width, this->height, G_IM_FMT_RGBA, G_IM_SIZ_16b, G_TT_NONE, 0, 0.0f, 0.0f,
1.0f, 1.0f, flags);
gDPPipeSync(gfx++);
gDPSetColorImage(gfx++, G_IM_FMT_RGBA, G_IM_SIZ_16b, this->width, this->fbuf);
*gfxp = gfx;
}
void func_8016FF70(PreRender* this, Gfx** gfxp, void* buf, void* bufSave) {
func_8016FDB8(this, gfxp, buf, bufSave, false);
}
void func_8016FF90(PreRender* this, Gfx** gfxp, void* buf, void* bufSave, s32 envR, s32 envG, s32 envB, s32 envA) {
Gfx* gfx = *gfxp;
gDPPipeSync(gfx++);
if (envA == 255) {
gDPSetOtherMode(gfx++,
G_AD_DISABLE | G_CD_DISABLE | G_CK_NONE | G_TC_FILT | G_TF_POINT | G_TT_NONE | G_TL_TILE |
G_TD_CLAMP | G_TP_NONE | G_CYC_1CYCLE | G_PM_NPRIMITIVE,
G_AC_NONE | G_ZS_PRIM | G_RM_OPA_SURF | G_RM_OPA_SURF2);
} else {
gDPSetOtherMode(gfx++,
G_AD_NOISE | G_CD_NOISE | G_CK_NONE | G_TC_FILT | G_TF_POINT | G_TT_NONE | G_TL_TILE |
G_TD_CLAMP | G_TP_NONE | G_CYC_1CYCLE | G_PM_NPRIMITIVE,
G_AC_NONE | G_ZS_PRIM | G_RM_CLD_SURF | G_RM_CLD_SURF2);
}
gDPSetEnvColor(gfx++, envR, envG, envB, envA);
gDPSetCombineLERP(gfx++, TEXEL0, 0, ENVIRONMENT, 0, 0, 0, 0, ENVIRONMENT, TEXEL0, 0, ENVIRONMENT, 0, 0, 0, 0,
ENVIRONMENT);
gDPSetColorImage(gfx++, G_IM_FMT_RGBA, G_IM_SIZ_16b, this->width, bufSave);
gDPSetScissor(gfx++, G_SC_NON_INTERLACE, 0, 0, this->width, this->height);
func_80172758(&gfx, buf, 0, this->width, this->height, G_IM_FMT_RGBA, G_IM_SIZ_16b, G_TT_NONE, 0, 0.0f, 0.0f, 1.0f,
1.0f, 0xB);
gDPPipeSync(gfx++);
gDPSetColorImage(gfx++, G_IM_FMT_RGBA, G_IM_SIZ_16b, this->width, this->fbuf);
*gfxp = gfx;
}
void func_80170200(PreRender* this, Gfx** gfxp, void* buf, void* bufSave) {
func_8016FF90(this, gfxp, buf, bufSave, 255, 255, 255, 255);
}
#ifdef NON_MATCHING
// just regalloc
void func_8017023C(PreRender* this, Gfx** gfxp, void* buf, void* bufSave) {
Gfx* gfx = *gfxp;
s32 x;
s32 x2;
s32 dx;
gDPPipeSync(gfx++);
gDPSetOtherMode(gfx++,
G_AD_DISABLE | G_CD_DISABLE | G_CK_NONE | G_TC_FILT | G_TF_POINT | G_TT_NONE | G_TL_TILE |
G_TD_CLAMP | G_TP_NONE | G_CYC_1CYCLE | G_PM_NPRIMITIVE,
G_AC_NONE | G_ZS_PRIM | G_RM_PASS | G_RM_OPA_CI2);
gDPSetCombineLERP(gfx++, 0, 0, 0, TEXEL0, 0, 0, 0, 0, 0, 0, 0, TEXEL0, 0, 0, 0, 0);
gDPSetColorImage(gfx++, G_IM_FMT_I, G_IM_SIZ_8b, this->width, bufSave);
gDPSetScissor(gfx++, G_SC_NON_INTERLACE, 0, 0, this->width, this->height);
dx = 0x1000 / (this->width * 2);
x = this->height;
x2 = 0;
while (x > 0) {
s32 uls = 0;
s32 lrs = this->width - 1;
s32 ult;
s32 lrt;
dx = CLAMP_MAX(dx, x);
ult = x2;
lrt = x2 + dx - 1;
gDPLoadTextureTile(gfx++, buf, G_IM_FMT_IA, G_IM_SIZ_16b, this->width, this->height, uls, ult, lrs, lrt, 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);
gSPTextureRectangle(gfx++, uls << 2, ult << 2, (lrs + 1) << 2, (lrt + 1) << 2, G_TX_RENDERTILE, uls << 5,
ult << 5, 1 << 10, 1 << 10);
x2 += dx;
x -= dx;
}
gDPPipeSync(gfx++);
gDPSetColorImage(gfx++, G_IM_FMT_RGBA, G_IM_SIZ_16b, this->width, this->fbuf);
*gfxp = gfx;
}
#else
#pragma GLOBAL_ASM("asm/non_matchings/code/PreRender/func_8017023C.s")
#endif
void func_8017057C(PreRender* this, Gfx** gfxp) {
if ((this->zbufSave != NULL) && (this->zbuf != NULL)) {
func_8016FF70(this, gfxp, this->zbuf, this->zbufSave);
}
}
void func_801705B4(PreRender* this, Gfx** gfxp) {
if ((this->fbufSave != NULL) && (this->fbuf != NULL)) {
func_80170200(this, gfxp, this->fbuf, this->fbufSave);
}
}
void func_801705EC(PreRender* this, Gfx** gfxp) {
Gfx* gfx = *gfxp;
gDPPipeSync(gfx++);
gDPSetBlendColor(gfx++, 255, 255, 255, 8);
gDPSetPrimDepth(gfx++, -1, -1);
gDPSetOtherMode(gfx++,
G_AD_DISABLE | G_CD_DISABLE | G_CK_NONE | G_TC_FILT | G_TF_POINT | G_TT_NONE | G_TL_TILE |
G_TD_CLAMP | G_TP_NONE | G_CYC_1CYCLE | G_PM_NPRIMITIVE,
G_AC_NONE | G_ZS_PRIM | G_RM_VISCVG | G_RM_VISCVG2);
gDPSetScissor(gfx++, G_SC_NON_INTERLACE, 0, 0, this->width, this->height);
gDPFillRectangle(gfx++, 0, 0, this->width, this->height);
gDPPipeSync(gfx++);
*gfxp = gfx;
}
void func_80170730(PreRender* this, Gfx** gfxp) {
func_801705EC(this, gfxp);
if (this->cvgSave != NULL) {
func_8017023C(this, gfxp, this->fbuf, this->cvgSave);
}
}
void func_80170774(PreRender* this, Gfx** gfxp) {
func_8016FF70(this, gfxp, this->zbufSave, this->zbuf);
}
void func_80170798(PreRender* this, Gfx** gfxp) {
Gfx* gfx;
s32 y;
s32 y2;
s32 dy;
s32 rtile = 1;
if (this->cvgSave != NULL) {
gfx = *gfxp;
gDPPipeSync(gfx++);
gDPSetEnvColor(gfx++, 255, 255, 255, 32);
gDPSetOtherMode(gfx++,
G_AD_DISABLE | G_CD_DISABLE | G_CK_NONE | G_TC_FILT | G_TF_POINT | G_TT_NONE | G_TL_TILE |
G_TD_CLAMP | G_TP_NONE | G_CYC_2CYCLE | G_PM_NPRIMITIVE,
G_AC_NONE | G_ZS_PRIM | AA_EN | CVG_DST_CLAMP | ZMODE_OPA | CVG_X_ALPHA |
GBL_c1(G_BL_CLR_IN, G_BL_0, G_BL_CLR_IN, G_BL_1) |
GBL_c2(G_BL_CLR_IN, G_BL_0, G_BL_CLR_IN, G_BL_1));
gDPSetCombineLERP(gfx++, 0, 0, 0, TEXEL0, 1, 0, TEXEL1, ENVIRONMENT, 0, 0, 0, COMBINED, 0, 0, 0, COMBINED);
dy = (this->width > 320) ? 2 : 4;
y = this->height;
y2 = 0;
while (y > 0) {
s32 uls = 0;
s32 lrs = this->width - 1;
s32 ult;
s32 lrt;
dy = CLAMP_MAX(dy, y);
ult = y2;
lrt = (y2 + dy - 1);
gDPLoadMultiTile(gfx++, this->fbufSave, 0x0000, G_TX_RENDERTILE, G_IM_FMT_RGBA, G_IM_SIZ_16b, this->width,
this->height, uls, ult, lrs, lrt, 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);
gDPLoadMultiTile(gfx++, this->cvgSave, 0x0160, rtile, G_IM_FMT_I, G_IM_SIZ_8b, this->width, this->height,
uls, ult, lrs, lrt, 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);
//! FAKE
if (1) {}
if (1) {}
gSPTextureRectangle(gfx++, uls << 2, ult << 2, (lrs + 1) << 2, (lrt + 1) << 2, G_TX_RENDERTILE, uls << 5,
ult << 5, 1 << 10, 1 << 10);
y2 += dy;
y -= dy;
}
gDPPipeSync(gfx++);
*gfxp = gfx;
}
}
void func_80170AE0(PreRender* this, Gfx** gfxp, s32 alpha) {
func_8016FF90(this, gfxp, this->fbufSave, this->fbuf, 255, 255, 255, alpha);
}
void func_80170B28(PreRender* this, Gfx** gfxp) {
func_8016FF70(this, gfxp, this->fbufSave, this->fbuf);
}
/**
* Applies an anti-alias filter where the middle pixel (index 7) correspond to (x, y) in this 3x5 rectangle
* _ _ _ _ _
* | 0 1 2 3 4 |
* | 5 6 7 8 9 |
* | A B C D E |
* ‾ ‾ ‾ ‾ ‾
*/
void PreRender_AntiAliasAlgorithm(PreRender* this, s32 x, s32 y) {
s32 i;
s32 j;
s32 buffA[3 * 5];
s32 buffR[3 * 5];
s32 buffG[3 * 5];
s32 buffB[3 * 5];
s32 x1;
s32 y1;
s32 pad;
s32 pxR;
s32 pxG;
s32 pxB;
s32 pxR2;
s32 pxG2;
s32 pxB2;
Color_RGBA16 pxIn;
Color_RGBA16 pxOut;
u32 pxR3;
u32 pxG3;
u32 pxB3;
for (i = 0; i < 3 * 5; i++) {
x1 = (i % 5) + x - 2;
y1 = (i / 5) + y - 1;
if (x1 < 0) {
x1 = 0;
} else if (x1 > (this->width - 1)) {
x1 = this->width - 1;
}
if (y1 < 0) {
y1 = 0;
} else if (y1 > (this->height - 1)) {
y1 = this->height - 1;
}
pxIn.rgba = this->fbufSave[x1 + y1 * this->width];
buffR[i] = (pxIn.r << 3) | (pxIn.r >> 2);
buffG[i] = (pxIn.g << 3) | (pxIn.g >> 2);
buffB[i] = (pxIn.b << 3) | (pxIn.b >> 2);
buffA[i] = this->cvgSave[x1 + y1 * this->width] >> 5;
}
pxR = pxR2 = buffR[7];
pxG = pxG2 = buffG[7];
pxB = pxB2 = buffB[7];
for (i = 1; i < 3 * 5; i += 2) {
if (buffA[i] == 7) {
if (pxR < buffR[i]) {
for (j = 1; j < 15; j += 2) {
if ((i != j) && (buffR[j] >= buffR[i]) && (buffA[j] == 7)) {
pxR = buffR[i];
}
}
}
if (pxG < buffG[i]) {
for (j = 1; j < 15; j += 2) {
if ((i != j) && (buffG[j] >= buffG[i]) && (buffA[j] == 7)) {
pxG = buffG[i];
}
}
}
if (pxB < buffB[i]) {
for (j = 1; j < 15; j += 2) {
if ((i != j) && (buffB[j] >= buffB[i]) && (buffA[j] == 7)) {
pxB = buffB[i];
}
}
}
if (1) {}
if (pxR2 > buffR[i]) {
for (j = 1; j < 15; j += 2) {
if ((i != j) && (buffR[j] <= buffR[i]) && (buffA[j] == 7)) {
pxR2 = buffR[i];
}
}
}
if (pxG2 > buffG[i]) {
for (j = 1; j < 15; j += 2) {
if ((i != j) && (buffG[j] <= buffG[i]) && (buffA[j] == 7)) {
pxG2 = buffG[i];
}
}
}
if (pxB2 > buffB[i]) {
for (j = 1; j < 15; j += 2) {
if ((i != j) && (buffB[j] <= buffB[i]) && (buffA[j] == 7)) {
pxB2 = buffB[i];
}
}
}
}
}
pad = 7 - buffA[7];
pxR3 = buffR[7] + (((s32)((pad * ((pxR + pxR2) - (buffR[7] << 1))) + 4)) >> 3);
pxG3 = buffG[7] + (((s32)((pad * ((pxG + pxG2) - (buffG[7] << 1))) + 4)) >> 3);
pxB3 = buffB[7] + (((s32)((pad * ((pxB + pxB2) - (buffB[7] << 1))) + 4)) >> 3);
pxOut.r = pxR3 >> 3;
pxOut.g = pxG3 >> 3;
pxOut.b = pxB3 >> 3;
pxOut.a = 1;
this->fbufSave[x + y * this->width] = pxOut.rgba;
}
/**
* Applies an anti-alias filter to the current prerender
*/
void PreRender_ApplyAntiAliasingFilter(PreRender* this) {
s32 x;
s32 y;
s32 cvg;
for (y = 0; y < this->height; y++) {
for (x = 0; x < this->width; x++) {
cvg = this->cvgSave[x + y * this->width];
cvg >>= 5;
cvg++;
if (cvg != 8) {
PreRender_AntiAliasAlgorithm(this, x, y);
}
}
}
}
#pragma GLOBAL_ASM("asm/non_matchings/code/PreRender/func_801716C4.s")
#pragma GLOBAL_ASM("asm/non_matchings/code/PreRender/func_801717F8.s")
/**
* Applies filters to the framebuffer prerender to make it look smoother
*/
void PreRender_ApplyFilters(PreRender* this) {
if (this->cvgSave == NULL || this->fbufSave == NULL) {
this->unk_4D = 0;
} else {
this->unk_4D = 1;
PreRender_ApplyAntiAliasingFilter(this);
func_801717F8(this);
this->unk_4D = 2;
}
}
extern SlowlyMgr sSlowlyMgr;
extern s32 D_801F6FC0;
extern StackEntry sSlowlyStackInfo;
extern STACK(sSlowlyStack, 0x1000);
/**
* Initializes `PreRender_ApplyFilters` onto a new "slowly" thread
*/
void PreRender_ApplyFiltersSlowlyInit(PreRender* this) {
if ((this->cvgSave != NULL) && (this->fbufSave != NULL)) {
if (D_801F6FC0) {
StackCheck_Cleanup(&sSlowlyStackInfo);
Slowly_Destroy(&sSlowlyMgr);
}
this->unk_4D = 1;
StackCheck_Init(&sSlowlyStackInfo, sSlowlyStack, STACK_TOP(sSlowlyStack), 0, 0x100, "slowly");
Slowly_Init(&sSlowlyMgr, STACK_TOP(sSlowlyStack), (void*)PreRender_ApplyFilters, this, NULL);
D_801F6FC0 = true;
}
}
/**
* Destroys the "slowly" thread
*/
void PreRender_ApplyFiltersSlowlyDestroy(PreRender* this) {
if (D_801F6FC0) {
StackCheck_Cleanup(&sSlowlyStackInfo);
Slowly_Destroy(&sSlowlyMgr);
D_801F6FC0 = false;
}
}
// Unused, likely since `PreRender_ApplyFilters` already handles NULL checks
void func_801720C4(PreRender* this) {
if ((this->cvgSave != NULL) && (this->fbufSave != NULL)) {
PreRender_ApplyFilters(this);
}
}
#pragma GLOBAL_ASM("asm/non_matchings/code/PreRender/func_801720FC.s")
void func_80172758(Gfx** gfxp, void* timg, void* tlut, u16 width, u16 height, u8 fmt, u8 siz, u16 tt, u16 arg8, f32 x,
f32 y, f32 xScale, f32 yScale, u32 flags) {
PreRenderParams params;
PreRenderParams* paramsp = &params;
params.timg = timg;
params.tlut = tlut;
params.width = width;
params.height = height;
params.fmt = fmt;
params.siz = siz;
params.tt = tt;
params.unk_10 = arg8;
params.x = x;
params.y = y;
params.xScale = xScale;
params.yScale = yScale;
params.flags = flags;
func_801720FC(paramsp, gfxp);
}
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