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Remove floats from the inner block loop

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This commit is contained in:
Magnus Norddahl 2016-11-08 16:46:15 +01:00
parent 28d1cdc1cc
commit 466274d7f6
2 changed files with 56 additions and 35 deletions
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52
src/r_poly_triangle.cpp
View file

@ -379,17 +379,20 @@ void ScreenPolyTriangleDrawer::draw(const ScreenPolyTriangleDrawerArgs *args, Dr
{
for (int iy = 0; iy < q; iy++)
{
float varying[TriVertex::NumVarying], varyingStep[TriVertex::NumVarying];
uint32_t varying[TriVertex::NumVarying], varyingStep[TriVertex::NumVarying];
for (int i = 0; i < TriVertex::NumVarying; i++)
{
varying[i] = varyingTL[i] + varyingBL[i] * iy;
varyingStep[i] = (varyingTR[i] + varyingBR[i] * iy - varying[i]) * (1.0f / q);
float pos = varyingTL[i] + varyingBL[i] * iy;
float step = (varyingTR[i] + varyingBR[i] * iy - varying[i]) * (1.0f / q);
varying[i] = (uint32_t)((pos - floor(pos)) * 0x100000000LL);
varyingStep[i] = (uint32_t)(step * 0x100000000LL);
}
for (int ix = x; ix < x + q; ix++)
{
uint32_t ufrac = (uint32_t)((varying[0] - floor(varying[0])) * 0x100000000LL);
uint32_t vfrac = (uint32_t)((varying[1] - floor(varying[1])) * 0x100000000LL);
uint32_t ufrac = varying[0];
uint32_t vfrac = varying[1];
uint32_t upos = ((ufrac >> 16) * textureWidth) >> 16;
uint32_t vpos = ((vfrac >> 16) * textureHeight) >> 16;
@ -416,11 +419,14 @@ void ScreenPolyTriangleDrawer::draw(const ScreenPolyTriangleDrawerArgs *args, Dr
int CX2 = CY2;
int CX3 = CY3;
float varying[TriVertex::NumVarying], varyingStep[TriVertex::NumVarying];
uint32_t varying[TriVertex::NumVarying], varyingStep[TriVertex::NumVarying];
for (int i = 0; i < TriVertex::NumVarying; i++)
{
varying[i] = varyingTL[i] + varyingBL[i] * iy;
varyingStep[i] = (varyingTR[i] + varyingBR[i] * iy - varying[i]) * (1.0f / q);
float pos = varyingTL[i] + varyingBL[i] * iy;
float step = (varyingTR[i] + varyingBR[i] * iy - pos) * (1.0f / q);
varying[i] = (uint32_t)((pos - floor(pos)) * 0x100000000LL);
varyingStep[i] = (uint32_t)(step * 0x100000000LL);
}
for (int ix = x; ix < x + q; ix++)
@ -429,8 +435,8 @@ void ScreenPolyTriangleDrawer::draw(const ScreenPolyTriangleDrawerArgs *args, Dr
if (CX1 > 0 && CX2 > 0 && CX3 > 0 && visible)
{
uint32_t ufrac = (uint32_t)((varying[0] - floor(varying[0])) * 0x100000000LL);
uint32_t vfrac = (uint32_t)((varying[1] - floor(varying[1])) * 0x100000000LL);
uint32_t ufrac = varying[0];
uint32_t vfrac = varying[1];
uint32_t upos = ((ufrac >> 16) * textureWidth) >> 16;
uint32_t vpos = ((vfrac >> 16) * textureHeight) >> 16;
@ -765,17 +771,20 @@ void ScreenPolyTriangleDrawer::draw32(const ScreenPolyTriangleDrawerArgs *args,
{
for (int iy = 0; iy < q; iy++)
{
float varying[TriVertex::NumVarying], varyingStep[TriVertex::NumVarying];
uint32_t varying[TriVertex::NumVarying], varyingStep[TriVertex::NumVarying];
for (int i = 0; i < TriVertex::NumVarying; i++)
{
varying[i] = varyingTL[i] + varyingBL[i] * iy;
varyingStep[i] = (varyingTR[i] + varyingBR[i] * iy - varying[i]) * (1.0f / q);
float pos = varyingTL[i] + varyingBL[i] * iy;
float step = (varyingTR[i] + varyingBR[i] * iy - pos) * (1.0f / q);
varying[i] = (uint32_t)((pos - floor(pos)) * 0x100000000LL);
varyingStep[i] = (uint32_t)(step * 0x100000000LL);
}
for (int ix = x; ix < x + q; ix++)
{
uint32_t ufrac = (uint32_t)((varying[0] - floor(varying[0])) * 0x100000000LL);
uint32_t vfrac = (uint32_t)((varying[1] - floor(varying[1])) * 0x100000000LL);
uint32_t ufrac = varying[0];
uint32_t vfrac = varying[1];
uint32_t upos = ((ufrac >> 16) * textureWidth) >> 16;
uint32_t vpos = ((vfrac >> 16) * textureHeight) >> 16;
@ -809,11 +818,14 @@ void ScreenPolyTriangleDrawer::draw32(const ScreenPolyTriangleDrawerArgs *args,
int CX2 = CY2;
int CX3 = CY3;
float varying[TriVertex::NumVarying], varyingStep[TriVertex::NumVarying];
uint32_t varying[TriVertex::NumVarying], varyingStep[TriVertex::NumVarying];
for (int i = 0; i < TriVertex::NumVarying; i++)
{
varying[i] = varyingTL[i] + varyingBL[i] * iy;
varyingStep[i] = (varyingTR[i] + varyingBR[i] * iy - varying[i]) * (1.0f / q);
float pos = varyingTL[i] + varyingBL[i] * iy;
float step = (varyingTR[i] + varyingBR[i] * iy - pos) * (1.0f / q);
varying[i] = (uint32_t)((pos - floor(pos)) * 0x100000000LL);
varyingStep[i] = (uint32_t)(step * 0x100000000LL);
}
for (int ix = x; ix < x + q; ix++)
@ -822,8 +834,8 @@ void ScreenPolyTriangleDrawer::draw32(const ScreenPolyTriangleDrawerArgs *args,
if (CX1 > 0 && CX2 > 0 && CX3 > 0 && visible)
{
uint32_t ufrac = (uint32_t)((varying[0] - floor(varying[0])) * 0x100000000LL);
uint32_t vfrac = (uint32_t)((varying[1] - floor(varying[1])) * 0x100000000LL);
uint32_t ufrac = varying[0];
uint32_t vfrac = varying[1];
uint32_t upos = ((ufrac >> 16) * textureWidth) >> 16;
uint32_t vpos = ((vfrac >> 16) * textureHeight) >> 16;

39
src/r_triangle.cpp
View file

@ -402,17 +402,20 @@ void ScreenTriangleDrawer::draw(const ScreenTriangleDrawerArgs *args, DrawerThre
{
for (int iy = 0; iy < q; iy++)
{
float varying[TriVertex::NumVarying], varyingStep[TriVertex::NumVarying];
uint32_t varying[TriVertex::NumVarying], varyingStep[TriVertex::NumVarying];
for (int i = 0; i < TriVertex::NumVarying; i++)
{
varying[i] = varyingTL[i] + varyingBL[i] * iy;
varyingStep[i] = (varyingTR[i] + varyingBR[i] * iy - varying[i]) * (1.0f / q);
float pos = varyingTL[i] + varyingBL[i] * iy;
float step = (varyingTR[i] + varyingBR[i] * iy - pos) * (1.0f / q);
varying[i] = (uint32_t)((pos - floor(pos)) * 0x100000000LL);
varyingStep[i] = (uint32_t)(step * 0x100000000LL);
}
for (int ix = x; ix < x + q; ix++)
{
uint32_t ufrac = (uint32_t)((varying[0] - floor(varying[0])) * 0x100000000LL);
uint32_t vfrac = (uint32_t)((varying[1] - floor(varying[1])) * 0x100000000LL);
uint32_t ufrac = varying[0];
uint32_t vfrac = varying[1];
uint32_t upos = ((ufrac >> 16) * textureWidth) >> 16;
uint32_t vpos = ((vfrac >> 16) * textureHeight) >> 16;
@ -439,11 +442,14 @@ void ScreenTriangleDrawer::draw(const ScreenTriangleDrawerArgs *args, DrawerThre
int CX2 = CY2;
int CX3 = CY3;
float varying[TriVertex::NumVarying], varyingStep[TriVertex::NumVarying];
uint32_t varying[TriVertex::NumVarying], varyingStep[TriVertex::NumVarying];
for (int i = 0; i < TriVertex::NumVarying; i++)
{
varying[i] = varyingTL[i] + varyingBL[i] * iy;
varyingStep[i] = (varyingTR[i] + varyingBR[i] * iy - varying[i]) * (1.0f / q);
float pos = varyingTL[i] + varyingBL[i] * iy;
float step = (varyingTR[i] + varyingBR[i] * iy - pos) * (1.0f / q);
varying[i] = (uint32_t)((pos - floor(pos)) * 0x100000000LL);
varyingStep[i] = (uint32_t)(step * 0x100000000LL);
}
for (int ix = x; ix < x + q; ix++)
@ -452,8 +458,8 @@ void ScreenTriangleDrawer::draw(const ScreenTriangleDrawerArgs *args, DrawerThre
if (CX1 > 0 && CX2 > 0 && CX3 > 0 && visible)
{
uint32_t ufrac = (uint32_t)((varying[0] - floor(varying[0])) * 0x100000000LL);
uint32_t vfrac = (uint32_t)((varying[1] - floor(varying[1])) * 0x100000000LL);
uint32_t ufrac = varying[0];
uint32_t vfrac = varying[1];
uint32_t upos = ((ufrac >> 16) * textureWidth) >> 16;
uint32_t vpos = ((vfrac >> 16) * textureHeight) >> 16;
@ -808,19 +814,22 @@ void ScreenTriangleDrawer::draw32(const ScreenTriangleDrawerArgs *args, DrawerTh
{
for (int iy = 0; iy < q; iy++)
{
float varying[TriVertex::NumVarying], varyingStep[TriVertex::NumVarying];
uint32_t varying[TriVertex::NumVarying], varyingStep[TriVertex::NumVarying];
for (int i = 0; i < TriVertex::NumVarying; i++)
{
varying[i] = varyingTL[i] + varyingBL[i] * iy;
varyingStep[i] = (varyingTR[i] + varyingBR[i] * iy - varying[i]) * (1.0f / q);
float pos = varyingTL[i] + varyingBL[i] * iy;
float step = (varyingTR[i] + varyingBR[i] * iy - pos) * (1.0f / q);
varying[i] = (uint32_t)((pos - floor(pos)) * 0x100000000LL);
varyingStep[i] = (uint32_t)(step * 0x100000000LL);
}
if (!thread->skipped_by_thread(y + iy))
{
for (int ix = x; ix < x + q; ix++)
{
uint32_t ufrac = (uint32_t)((varying[0] - floor(varying[0])) * 0x100000000LL);
uint32_t vfrac = (uint32_t)((varying[1] - floor(varying[1])) * 0x100000000LL);
uint32_t ufrac = varying[0];
uint32_t vfrac = varying[1];
uint32_t upos = ((ufrac >> 16) * textureWidth) >> 16;
uint32_t vpos = ((vfrac >> 16) * textureHeight) >> 16;