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Code Issues Releases Wiki Activity

fix DOS version build

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This commit is contained in:
XProger
2022-11-26 01:30:21 +03:00
parent 1de9bbdbdb
commit 3ab926d272
2 changed files with 21 additions and 139 deletions
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13
src/platform/dos/main.cpp
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@@ -160,16 +160,19 @@ bool osLoadGame()
void osJoyVibrate(int32 index, int32 L, int32 R) {}
void* osLoadLevel(const char* name)
const void* osLoadScreen(LevelID id)
{
sndStop();
return TITLE_SCR;
}
// level1
const void* osLoadLevel(LevelID id)
{
// level1
char buf[32];
delete[] levelData;
sprintf(buf, "data/%s.PKD", name);
sprintf(buf, "data/%s.PKD", (const char*)gLevelInfo[id].data);
FILE *f = fopen(buf, "rb");
@@ -228,7 +231,7 @@ int main(void)
videoAcquire();
inputAcquire();
gameInit(gLevelInfo[gLevelID].name);
gameInit();
int32 lastFrameIndex = -1;

147
src/platform/dos/rasterizer.h
View File

@@ -33,7 +33,7 @@ void rasterizeS_c(uint16* pixel, const VertexLink* L, const VertexLink* R)
{
while (!Lh)
{
const VertexLink* N = L->prev;
const VertexLink* N = L + L->prev;
if (N->v.y < L->v.y) return;
@@ -52,7 +52,7 @@ void rasterizeS_c(uint16* pixel, const VertexLink* L, const VertexLink* R)
while (!Rh)
{
const VertexLink* N = R->next;
const VertexLink* N = R + R->next;
if (N->v.y < R->v.y) return;
@@ -128,7 +128,8 @@ void rasterizeS_c(uint16* pixel, const VertexLink* L, const VertexLink* R)
void rasterizeF_c(uint16* pixel, const VertexLink* L, const VertexLink* R)
{
uint16 color = gLightmap[(L->v.g << 8) | L->t.t];
uint32 color = (uint32)R;
color = gLightmap[(L->v.g << 8) | color];
color |= (color << 8);
int32 Lh = 0;
@@ -142,7 +143,7 @@ void rasterizeF_c(uint16* pixel, const VertexLink* L, const VertexLink* R)
{
while (!Lh)
{
const VertexLink* N = L->prev;
const VertexLink* N = L + L->prev;
ASSERT(L->v.y >= 0);
@@ -163,7 +164,7 @@ void rasterizeF_c(uint16* pixel, const VertexLink* L, const VertexLink* R)
while (!Rh)
{
const VertexLink* N = R->next;
const VertexLink* N = R + R->next;
ASSERT(R->v.y >= 0);
@@ -231,128 +232,6 @@ void rasterizeF_c(uint16* pixel, const VertexLink* L, const VertexLink* R)
}
}
void rasterizeG_c(uint16* pixel, const VertexLink* L, const VertexLink* R)
{
int32 Lh = 0, Rh = 0;
int32 Lx, Rx, Ldx = 0, Rdx = 0;
int32 Lg, Rg, Ldg = 0, Rdg = 0;
const uint8* ft_lightmap = gLightmap + L->t.t;
while (1)
{
while (!Lh)
{
const VertexLink* N = L->prev;
if (N->v.y < L->v.y) return;
Lh = N->v.y - L->v.y;
Lx = L->v.x;
Lg = L->v.g;
if (Lh > 1)
{
int32 tmp = FixedInvU(Lh);
Ldx = tmp * (N->v.x - Lx);
Ldg = tmp * (N->v.g - Lg);
}
Lx <<= 16;
Lg <<= 16;
L = N;
}
while (!Rh)
{
const VertexLink* N = R->next;
if (N->v.y < R->v.y) return;
Rh = N->v.y - R->v.y;
Rx = R->v.x;
Rg = R->v.g;
if (Rh > 1)
{
int32 tmp = FixedInvU(Rh);
Rdx = tmp * (N->v.x - Rx);
Rdg = tmp * (N->v.g - Rg);
}
Rx <<= 16;
Rg <<= 16;
R = N;
}
int32 h = X_MIN(Lh, Rh);
Lh -= h;
Rh -= h;
while (h--)
{
int32 x1 = Lx >> 16;
int32 x2 = Rx >> 16;
int32 width = x2 - x1;
if (width > 0)
{
int32 tmp = FixedInvU(width);
int32 dgdx = tmp * ((Rg - Lg) >> 5) >> 10;
int32 g = Lg;
volatile uint8* ptr = (uint8*)pixel + x1;
if (intptr_t(ptr) & 1)
{
*ptr++ = ft_lightmap[g >> 16 << 8];
g += dgdx >> 1;
width--;
}
if (width & 1)
{
ptr[width - 1] = ft_lightmap[Rg >> 16 << 8];
}
if (width & 2)
{
uint8 p = ft_lightmap[g >> 16 << 8];
g += dgdx;
*(uint16*)ptr = p | (p << 8);
ptr += 2;
}
width >>= 2;
while (width--)
{
uint8 p;
p = ft_lightmap[g >> 16 << 8];
*(uint16*)ptr = p | (p << 8);
g += dgdx;
ptr += 2;
p = ft_lightmap[g >> 16 << 8];
*(uint16*)ptr = p | (p << 8);
g += dgdx;
ptr += 2;
}
}
pixel += VRAM_WIDTH;
Lx += Ldx;
Rx += Rdx;
Lg += Ldg;
Rg += Rdg;
}
}
}
void rasterizeFT_c(uint16* pixel, const VertexLink* L, const VertexLink* R)
{
const uint8* ft_lightmap = &gLightmap[L->v.g << 8];
@@ -367,7 +246,7 @@ void rasterizeFT_c(uint16* pixel, const VertexLink* L, const VertexLink* R)
{
while (!Lh)
{
const VertexLink* N = L->prev;
const VertexLink* N = L + L->prev;
if (N->v.y < L->v.y) return;
@@ -392,7 +271,7 @@ void rasterizeFT_c(uint16* pixel, const VertexLink* L, const VertexLink* R)
while (!Rh)
{
const VertexLink* N = R->next;
const VertexLink* N = R + R->next;
if (N->v.y < R->v.y) return;
@@ -494,13 +373,13 @@ void rasterizeGT_c(uint16* pixel, const VertexLink* L, const VertexLink* R)
// 8-bit fractional part precision for Gouraud component
// has some artifacts but allow to save one reg for inner loop
// for aligned by 64k address of lightmap array
// with aligned by 64k address of lightmap array
while (1)
{
while (!Lh)
{
const VertexLink* N = L->prev;
const VertexLink* N = L + L->prev;
if (N->v.y < L->v.y) return;
@@ -528,7 +407,7 @@ void rasterizeGT_c(uint16* pixel, const VertexLink* L, const VertexLink* R)
while (!Rh)
{
const VertexLink* N = R->next;
const VertexLink* N = R + R->next;
if (N->v.y < R->v.y) return;
@@ -655,7 +534,7 @@ void rasterizeFTA_c(uint16* pixel, const VertexLink* L, const VertexLink* R)
{
while (!Lh)
{
const VertexLink* N = L->prev;
const VertexLink* N = L + L->prev;
if (N->v.y < L->v.y) return;
@@ -680,7 +559,7 @@ void rasterizeFTA_c(uint16* pixel, const VertexLink* L, const VertexLink* R)
while (!Rh)
{
const VertexLink* N = R->next;
const VertexLink* N = R + R->next;
if (N->v.y < R->v.y) return;