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/**
* GXGeometry.c
* Description:
*/
#include "dolphin/gx/GXGeometry.h"
#include "dolphin/gx/GX.h"
void __GXSetDirtyState(void) {
u32 dirtyFlags = gx->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();
}
gx->dirtyState = 0;
}
void GXBegin(GXPrimitive type, GXVtxFmt fmt, u16 vert_num) {
GXData* data = gx;
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();
}
gx->dirtyState = 0;
}
if (*(u32*)gx == 0) {
__GXSendFlushPrim();
}
GXFIFO.u8 = fmt | type;
GXFIFO.u16 = vert_num;
}
void __GXSendFlushPrim(void) {
u32 i;
u32 sz = gx->vNum * gx->vLim;
GXFIFO.u8 = 0x98;
GXFIFO.u16 = gx->vNum;
for (i = 0; i < sz; i += 4) {
GXFIFO.s32 = 0;
}
gx->bpSentNot = 1;
}
void GXSetLineWidth(u8 width, GXTexOffset offsets) {
GXData* data = gx;
GX_BITFIELD_SET(data->lpSize, 24, 8, width);
GX_BITFIELD_SET(data->lpSize, 13, 3, offsets);
GXFIFO.u8 = 0x61;
GXFIFO.u32 = data->lpSize;
data->bpSentNot = 0;
}
void GXSetPointSize(u8 size, GXTexOffset offsets) {
GXData* data = gx;
GX_BITFIELD_SET(data->lpSize, 16, 8, size);
GX_BITFIELD_SET(data->lpSize, 10, 3, offsets);
GXFIFO.u8 = 0x61;
GXFIFO.u32 = data->lpSize;
data->bpSentNot = 0;
}
void GXEnableTexOffsets(GXTexCoordID coord, GXBool line, GXBool point) {
GXData* data = gx;
GX_BITFIELD_SET(data->suTs0[coord], 13, 1, line);
GX_BITFIELD_SET(data->suTs0[coord], 12, 1, point);
GXFIFO.u8 = 0x61;
GXFIFO.u32 = data->suTs0[coord];
data->bpSentNot = 0;
}
void GXSetCullMode(GXCullMode mode) {
GXData* data;
GXCullMode mode2;
data = gx;
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;
}
void GXSetCoPlanar(GXBool enable) {
GXData* data = gx;
GX_BITFIELD_SET(data->genMode, 12, 1, enable);
GXFIFO.u8 = 0x61;
GXFIFO.u32 = 0xFE080000;
GXFIFO.u8 = 0x61;
GXFIFO.u32 = data->genMode;
}
void __GXSetGenMode(void) {
GXFIFO.u8 = 0x61;
GXFIFO.u32 = gx->genMode;
gx->bpSentNot = 0;
}
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