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#include <cstddef>
#include <dolphin/gx.h>
#include <dolphin/os.h>
#include "__gx.h"
void __GXSetDirtyState(void) {
u32 dState = __GXData->dirtyState;
if (dState & 1) {
__GXSetSUTexRegs();
}
if (dState & 2) {
__GXUpdateBPMask();
}
if (dState & 4) {
__GXSetGenMode();
}
if (dState & 8) {
__GXSetVCD();
}
if (dState & 0x10) {
__GXSetVAT();
}
if (dState & 0x18) {
__GXCalculateVLim();
}
__GXData->dirtyState = 0;
}
void GXBegin(GXPrimitive type, GXVtxFmt vtxfmt, u16 nverts) {
ASSERTMSGLINE(359, vtxfmt < GX_MAX_VTXFMT, "GXBegin: Format Index is out of range");
ASSERTMSGLINE(360, !__GXinBegin, "GXBegin: called inside another GXBegin/GXEnd");
if (__GXData->dirtyState != 0) {
__GXSetDirtyState();
}
#if DEBUG
if (!__GXData->inDispList) {
__GXVerifyState(vtxfmt);
}
__GXinBegin = 1;
#endif
if (*(u32*)&__GXData->vNumNot == 0) { // checks both vNum and bpSentNot
__GXSendFlushPrim();
}
GX_WRITE_U8(vtxfmt | type);
GX_WRITE_U16(nverts);
}
void __GXSendFlushPrim(void) {
u32 i;
u32 numD = __GXData->vNum * __GXData->vLim;
GX_WRITE_U8(0x98);
GX_WRITE_U16(__GXData->vNum);
for (i = 0; i < numD; i += 4) {
GX_WRITE_U32(0);
}
__GXData->bpSentNot = 1;
}
void GXSetLineWidth(u8 width, GXTexOffset texOffsets) {
CHECK_GXBEGIN(440, "GXSetLineWidth");
SET_REG_FIELD(441, __GXData->lpSize, 8, 0, width);
SET_REG_FIELD(442, __GXData->lpSize, 3, 16, texOffsets);
GX_WRITE_RAS_REG(__GXData->lpSize);
__GXData->bpSentNot = 0;
}
void GXGetLineWidth(u8* width, GXTexOffset* texOffsets) {
ASSERTMSGLINE(463, width != NULL && texOffsets != NULL, "GXGet*: invalid null pointer");
*width = GET_REG_FIELD(__GXData->lpSize, 8, 0);
*texOffsets = GET_REG_FIELD(__GXData->lpSize, 3, 16);
}
void GXSetPointSize(u8 pointSize, GXTexOffset texOffsets) {
CHECK_GXBEGIN(484, "GXSetPointSize");
SET_REG_FIELD(485, __GXData->lpSize, 8, 8, pointSize);
SET_REG_FIELD(486, __GXData->lpSize, 3, 19, texOffsets);
GX_WRITE_RAS_REG(__GXData->lpSize);
__GXData->bpSentNot = 0;
}
void GXGetPointSize(u8* pointSize, GXTexOffset* texOffsets) {
ASSERTMSGLINE(507, pointSize != NULL && texOffsets != NULL, "GXGet*: invalid null pointer");
*pointSize = (int)GET_REG_FIELD(__GXData->lpSize, 8, 8);
*texOffsets = GET_REG_FIELD(__GXData->lpSize, 3, 19);
}
void GXEnableTexOffsets(GXTexCoordID coord, u8 line_enable, u8 point_enable) {
CHECK_GXBEGIN(529, "GXEnableTexOffsets");
ASSERTMSGLINE(531, coord < GX_MAX_TEXCOORD, "GXEnableTexOffsets: Invalid coordinate Id");
SET_REG_FIELD(533, __GXData->suTs0[coord], 1, 18, line_enable);
SET_REG_FIELD(534, __GXData->suTs0[coord], 1, 19, point_enable);
GX_WRITE_RAS_REG(__GXData->suTs0[coord]);
__GXData->bpSentNot = 0;
}
void GXSetCullMode(GXCullMode mode) {
GXCullMode hwMode;
CHECK_GXBEGIN(557, "GXSetCullMode");
#if DEBUG
switch (mode) {
case GX_CULL_FRONT: hwMode = GX_CULL_BACK; break;
case GX_CULL_BACK: hwMode = GX_CULL_FRONT; break;
default: hwMode = mode; break;
}
#else
hwMode = (mode >> 1) & 1;
__rlwimi(hwMode, mode, 1, 30, 30);
#endif
SET_REG_FIELD(570, __GXData->genMode, 2, 14, hwMode);
__GXData->dirtyState |= 4;
}
void GXGetCullMode(GXCullMode* mode) {
#if DEBUG
GXCullMode hwMode = GET_REG_FIELD(__GXData->genMode, 2, 14);
switch (hwMode) {
case GX_CULL_FRONT: *mode = GX_CULL_BACK; break;
case GX_CULL_BACK: *mode = GX_CULL_FRONT; break;
default: *mode = hwMode; break;
}
#else
// fake match?
GXCullMode hwMode = __GXData->genMode;
*mode = ((hwMode >> 0xD) & 0x2) | (((((int)hwMode >> 0xE) & 0x2) >> 0x1));
#endif
}
void GXSetCoPlanar(GXBool enable) {
u32 reg;
CHECK_GXBEGIN(613, "GXSetCoPlanar");
SET_REG_FIELD(615, __GXData->genMode, 1, 19, enable);
reg = 0xFE080000;
GX_WRITE_RAS_REG(reg);
GX_WRITE_RAS_REG(__GXData->genMode);
}
void __GXSetGenMode(void) {
GX_WRITE_RAS_REG(__GXData->genMode);
__GXData->bpSentNot = 0;
}
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