static INLINE int32 CMD_PolygonG_T(const uint16* cmd_data)
{
const uint16 mode = cmd_data[0x2];
line_vertex p[4];
int32 ret = 0;
//
//
bool SPD_Opaque = true; // Abusing the SPD bit passed to the line draw function to denote non-transparency when == 1, transparent when == 0.
LineSetup.tex_base = 0;
LineSetup.color = cmd_data[0x3];
LineSetup.PCD = mode & 0x800;
if(((mode >> 3) & 0x7) < 0x6)
SPD_Opaque = (int32)(TexFetchTab[(mode >> 3) & 0x1F](0xFFFFFFFF)) >= 0;
//
//
//
auto* fnptr = LineFuncTab[(bool)(FBCR & FBCR_DIE)][(TVMR & TVMR_8BPP) ? ((TVMR & TVMR_ROTATE) ? 2 : 1) : 0][((mode >> 6) & 0x1E) | SPD_Opaque /*(mode >> 6) & 0x1F*/][(mode & 0x8000) ? 8 : (mode & 0x7)];
CheckUndefClipping();
for(unsigned i = 0; i < 4; i++)
{
p[i].x = sign_x_to_s32(13, cmd_data[0x6 + (i << 1)]) + LocalX;
p[i].y = sign_x_to_s32(13, cmd_data[0x7 + (i << 1)]) + LocalY;
}
if(gourauden)
{
const uint16* gtb = &VRAM[cmd_data[0xE] << 2];
ret += 4;
for(unsigned i = 0; i < 4; i++)
p[i].g = gtb[i];
}
//
//
//
const int32 dmax = std::max<int32>(std::max<int32>(abs(p[3].x - p[0].x), abs(p[3].y - p[0].y)),
std::max<int32>(abs(p[2].x - p[1].x), abs(p[2].y - p[1].y)));
EdgeStepper<gourauden> e[2];
e[0].Setup(p[0], p[3], dmax);
e[1].Setup(p[1], p[2], dmax);
for(int32 i = 0; i <= dmax; i++)
{
e[0].GetVertex(&LineSetup.p[0]);
e[1].GetVertex(&LineSetup.p[1]);
//
//printf("%d:%d -> %d:%d\n", lp[0].x, lp[0].y, lp[1].x, lp[1].y);
ret += fnptr();
//
e[0].Step();
e[1].Step();
}
return ret;
}
static INLINE int32 CMD_Line_Polyline_T(const uint16* cmd_data)
{
const uint16 mode = cmd_data[0x2];
int32 ret = 0;
//
//
bool SPD_Opaque = true; // Abusing the SPD bit passed to the line draw function to denote non-transparency when == 1, transparent when == 0.
LineSetup.tex_base = 0;
LineSetup.color = cmd_data[0x3];
LineSetup.PCD = mode & 0x800;
if(((mode >> 3) & 0x7) < 0x6)
SPD_Opaque = (int32)(TexFetchTab[(mode >> 3) & 0x1F](0xFFFFFFFF)) >= 0;
//
//
//
auto* fnptr = LineFuncTab[(bool)(FBCR & FBCR_DIE)][(TVMR & TVMR_8BPP) ? ((TVMR & TVMR_ROTATE) ? 2 : 1) : 0][((mode >> 6) & 0x1E) | SPD_Opaque /*(mode >> 6) & 0x1F*/][(mode & 0x8000) ? 8 : (mode & 0x7)];
CheckUndefClipping();
for(unsigned n = 0; n < num_lines; n++)
{
LineSetup.p[0].x = sign_x_to_s32(13, cmd_data[0x6 + (((n << 1) + 0) & 0x7)] & 0x1FFF) + LocalX;
LineSetup.p[0].y = sign_x_to_s32(13, cmd_data[0x7 + (((n << 1) + 0) & 0x7)] & 0x1FFF) + LocalY;
LineSetup.p[1].x = sign_x_to_s32(13, cmd_data[0x6 + (((n << 1) + 2) & 0x7)] & 0x1FFF) + LocalX;
LineSetup.p[1].y = sign_x_to_s32(13, cmd_data[0x7 + (((n << 1) + 2) & 0x7)] & 0x1FFF) + LocalY;
if(mode & 0x4) // Gouraud
{
const uint16* gtb = &VRAM[cmd_data[0xE] << 2];
ret += 2;
LineSetup.p[0].g = gtb[(n + 0) & 0x3];
LineSetup.p[1].g = gtb[(n + 1) & 0x3];
}
ret += fnptr();
}
return ret;
}
