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Increased resolution of Voodoo S/T iterators.

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This commit is contained in:
TomW 2015-05-12 21:28:32 +01:00
commit 2c818c4b1b
1 changed files with 18 additions and 18 deletions
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36
src/vid_voodoo.c
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@ -1604,15 +1604,15 @@ static void voodoo_half_triangle(voodoo_t *voodoo, voodoo_params_t *params, vood
if (tmu0_w)
_w = (int64_t)((1ULL << 48) / tmu0_w);
state->tex_s = (int32_t)((tmu0_s * _w) >> 30);
state->tex_t = (int32_t)((tmu0_t * _w) >> 30);
state->tex_s = (int32_t)(((tmu0_s >> 14) * _w) >> 30);
state->tex_t = (int32_t)(((tmu0_t >> 14) * _w) >> 30);
// state->lod = state->tmu[0].lod + (int)(log2((double)_w / (double)(1 << 19)) * 256.0);
state->lod = state->tmu[0].lod + (fastlog(_w) - (19 << 8));
}
else
{
state->tex_s = (int32_t)(tmu0_s >> 14);
state->tex_t = (int32_t)(tmu0_t >> 14);
state->tex_s = (int32_t)(tmu0_s >> (14+14));
state->tex_t = (int32_t)(tmu0_t >> (14+14));
state->lod = state->tmu[0].lod;
}
@ -2235,8 +2235,8 @@ static void voodoo_triangle(voodoo_t *voodoo, voodoo_params_t *params)
state.tmu[0].base_w = params->tmu[0].startW;
state.base_w = params->startW;
tempdx = params->tmu[0].dSdX * params->tmu[0].dSdX + params->tmu[0].dTdX * params->tmu[0].dTdX;
tempdy = params->tmu[0].dSdY * params->tmu[0].dSdY + params->tmu[0].dTdY * params->tmu[0].dTdY;
tempdx = (params->tmu[0].dSdX >> 14) * (params->tmu[0].dSdX >> 14) + (params->tmu[0].dTdX >> 14) * (params->tmu[0].dTdX >> 14);
tempdy = (params->tmu[0].dSdY >> 14) * (params->tmu[0].dSdY >> 14) + (params->tmu[0].dTdY >> 14) * (params->tmu[0].dTdY >> 14);
if (tempdx > tempdy)
tempLOD = tempdx;
@ -2434,11 +2434,11 @@ static void voodoo_reg_writel(uint32_t addr, uint32_t val, void *p)
break;
case SST_startS: case SST_remap_startS:
if (chip & CHIP_TREX0)
voodoo->params.tmu[0].startS = (int64_t)(int32_t)val;
voodoo->params.tmu[0].startS = ((int64_t)(int32_t)val) << 14;
break;
case SST_startT: case SST_remap_startT:
if (chip & CHIP_TREX0)
voodoo->params.tmu[0].startT = (int64_t)(int32_t)val;
voodoo->params.tmu[0].startT = ((int64_t)(int32_t)val) << 14;
break;
case SST_startW: case SST_remap_startW:
if (chip & CHIP_FBI)
@ -2464,11 +2464,11 @@ static void voodoo_reg_writel(uint32_t addr, uint32_t val, void *p)
break;
case SST_dSdX: case SST_remap_dSdX:
if (chip & CHIP_TREX0)
voodoo->params.tmu[0].dSdX = (int64_t)(int32_t)val;
voodoo->params.tmu[0].dSdX = ((int64_t)(int32_t)val) << 14;
break;
case SST_dTdX: case SST_remap_dTdX:
if (chip & CHIP_TREX0)
voodoo->params.tmu[0].dTdX = (int64_t)(int32_t)val;
voodoo->params.tmu[0].dTdX = ((int64_t)(int32_t)val) << 14;
break;
case SST_dWdX: case SST_remap_dWdX:
if (chip & CHIP_TREX0)
@ -2494,11 +2494,11 @@ static void voodoo_reg_writel(uint32_t addr, uint32_t val, void *p)
break;
case SST_dSdY: case SST_remap_dSdY:
if (chip & CHIP_TREX0)
voodoo->params.tmu[0].dSdY = (int64_t)(int32_t)val;
voodoo->params.tmu[0].dSdY = ((int64_t)(int32_t)val) << 14;
break;
case SST_dTdY: case SST_remap_dTdY:
if (chip & CHIP_TREX0)
voodoo->params.tmu[0].dTdY = (int64_t)(int32_t)val;
voodoo->params.tmu[0].dTdY = ((int64_t)(int32_t)val) << 14;
break;
case SST_dWdY: case SST_remap_dWdY:
if (chip & CHIP_TREX0)
@ -2556,12 +2556,12 @@ static void voodoo_reg_writel(uint32_t addr, uint32_t val, void *p)
case SST_fstartS: case SST_remap_fstartS:
tempif.i = val;
if (chip & CHIP_TREX0)
voodoo->params.tmu[0].startS = (int64_t)(tempif.f * 262144.0f);
voodoo->params.tmu[0].startS = (int64_t)(tempif.f * 4294967296.0f);
break;
case SST_fstartT: case SST_remap_fstartT:
tempif.i = val;
if (chip & CHIP_TREX0)
voodoo->params.tmu[0].startT = (int64_t)(tempif.f * 262144.0f);
voodoo->params.tmu[0].startT = (int64_t)(tempif.f * 4294967296.0f);
break;
case SST_fstartW: case SST_remap_fstartW:
tempif.i = val;
@ -2589,12 +2589,12 @@ static void voodoo_reg_writel(uint32_t addr, uint32_t val, void *p)
case SST_fdSdX: case SST_remap_fdSdX:
tempif.i = val;
if (chip & CHIP_TREX0)
voodoo->params.tmu[0].dSdX = (int64_t)(tempif.f * 262144.0f);
voodoo->params.tmu[0].dSdX = (int64_t)(tempif.f * 4294967296.0f);
break;
case SST_fdTdX: case SST_remap_fdTdX:
tempif.i = val;
if (chip & CHIP_TREX0)
voodoo->params.tmu[0].dTdX = (int64_t)(tempif.f * 262144.0f);
voodoo->params.tmu[0].dTdX = (int64_t)(tempif.f * 4294967296.0f);
break;
case SST_fdWdX: case SST_remap_fdWdX:
tempif.i = val;
@ -2622,12 +2622,12 @@ static void voodoo_reg_writel(uint32_t addr, uint32_t val, void *p)
case SST_fdSdY: case SST_remap_fdSdY:
tempif.i = val;
if (chip & CHIP_TREX0)
voodoo->params.tmu[0].dSdY = (int64_t)(tempif.f * 262144.0f);
voodoo->params.tmu[0].dSdY = (int64_t)(tempif.f * 4294967296.0f);
break;
case SST_fdTdY: case SST_remap_fdTdY:
tempif.i = val;
if (chip & CHIP_TREX0)
voodoo->params.tmu[0].dTdY = (int64_t)(tempif.f * 262144.0f);
voodoo->params.tmu[0].dTdY = (int64_t)(tempif.f * 4294967296.0f);
break;
case SST_fdWdY: case SST_remap_fdWdY:
tempif.i = val;