tp/libs/dolphin/gx/GXGeometry.c

159 lines
3.8 KiB
C

/**
* GXGeometry.c
* Description:
*/
#include "dolphin/gx/GXGeometry.h"
#include "dolphin/gx.h"
/* 8035C6E4-8035C764 357024 0080+00 0/0 4/4 0/0 .text __GXSetDirtyState */
void __GXSetDirtyState(void) {
u32 dirtyFlags = __GXData->dirtyState;
if (dirtyFlags & GX_DIRTY_SU_TEX) {
__GXSetSUTexRegs();
}
if (dirtyFlags & GX_DIRTY_BP_MASK) {
__GXUpdateBPMask();
}
if (dirtyFlags & GX_DIRTY_GEN_MODE) {
__GXSetGenMode();
}
if (dirtyFlags & GX_DIRTY_VCD) {
__GXSetVCD();
}
if (dirtyFlags & GX_DIRTY_VAT) {
__GXSetVAT();
}
if (dirtyFlags & GX_DIRTY_VLIM) {
__GXCalculateVLim();
}
__GXData->dirtyState = 0;
}
/* 8035C764-8035C834 3570A4 00D0+00 0/0 66/66 3/3 .text GXBegin */
void GXBegin(GXPrimitive type, GXVtxFmt fmt, u16 vert_num) {
GXData* data = __GXData;
u32 dirtyFlags = data->dirtyState;
if (data->dirtyState != 0) {
if (dirtyFlags & GX_DIRTY_SU_TEX) {
__GXSetSUTexRegs();
}
if (dirtyFlags & GX_DIRTY_BP_MASK) {
__GXUpdateBPMask();
}
if (dirtyFlags & GX_DIRTY_GEN_MODE) {
__GXSetGenMode();
}
if (dirtyFlags & GX_DIRTY_VCD) {
__GXSetVCD();
}
if (dirtyFlags & GX_DIRTY_VAT) {
__GXSetVAT();
}
if (dirtyFlags & GX_DIRTY_VLIM) {
__GXCalculateVLim();
}
__GXData->dirtyState = 0;
}
if (*(u32*)__GXData == 0) {
__GXSendFlushPrim();
}
GXWGFifo.u8 = fmt | type;
GXWGFifo.u16 = vert_num;
}
/* 8035C834-8035C8BC 357174 0088+00 1/1 1/1 0/0 .text __GXSendFlushPrim */
void __GXSendFlushPrim(void) {
u32 i;
u32 sz = __GXData->vNum * __GXData->vLim;
GXWGFifo.u8 = 0x98;
GXWGFifo.u16 = __GXData->vNum;
for (i = 0; i < sz; i += 4) {
GXWGFifo.s32 = 0;
}
__GXData->bpSentNot = 1;
}
/* 8035C8BC-8035C8FC 3571FC 0040+00 0/0 8/8 0/0 .text GXSetLineWidth */
void GXSetLineWidth(u8 width, GXTexOffset offsets) {
GXData* data = __GXData;
GX_BITFIELD_SET(data->lpSize, 24, 8, width);
GX_BITFIELD_SET(data->lpSize, 13, 3, offsets);
GXWGFifo.u8 = 0x61;
GXWGFifo.u32 = data->lpSize;
data->bpSentNot = 0;
}
/* 8035C8FC-8035C93C 35723C 0040+00 0/0 5/5 0/0 .text GXSetPointSize */
void GXSetPointSize(u8 size, GXTexOffset offsets) {
GXData* data = __GXData;
GX_BITFIELD_SET(data->lpSize, 16, 8, size);
GX_BITFIELD_SET(data->lpSize, 10, 3, offsets);
GXWGFifo.u8 = 0x61;
GXWGFifo.u32 = data->lpSize;
data->bpSentNot = 0;
}
/* 8035C93C-8035C984 35727C 0048+00 0/0 3/3 0/0 .text GXEnableTexOffsets */
void GXEnableTexOffsets(GXTexCoordID coord, GXBool line, GXBool point) {
GXData* data = __GXData;
GX_BITFIELD_SET(data->suTs0[coord], 13, 1, line);
GX_BITFIELD_SET(data->suTs0[coord], 12, 1, point);
GXWGFifo.u8 = 0x61;
GXWGFifo.u32 = data->suTs0[coord];
data->bpSentNot = 0;
}
/* 8035C984-8035C9AC 3572C4 0028+00 0/0 33/33 5/5 .text GXSetCullMode */
void GXSetCullMode(GXCullMode mode) {
GXData* data;
GXCullMode mode2;
data = __GXData;
mode2 = (mode >> 1) & 1;
GX_BITFIELD_SET(mode2, 30, 1, mode);
GX_BITFIELD_SET(data->genMode, 16, 2, mode2);
data->dirtyState |= GX_DIRTY_GEN_MODE;
}
/* 8035C9AC-8035C9E0 3572EC 0034+00 0/0 6/6 0/0 .text GXSetCoPlanar */
void GXSetCoPlanar(GXBool enable) {
GXData* data = __GXData;
GX_BITFIELD_SET(data->genMode, 12, 1, enable);
GXWGFifo.u8 = 0x61;
GXWGFifo.u32 = 0xFE080000;
GXWGFifo.u8 = 0x61;
GXWGFifo.u32 = data->genMode;
}
/* 8035C9E0-8035CA04 357320 0024+00 2/2 0/0 0/0 .text __GXSetGenMode */
void __GXSetGenMode(void) {
GXWGFifo.u8 = 0x61;
GXWGFifo.u32 = __GXData->genMode;
__GXData->bpSentNot = 0;
}