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mirror of https://github.com/k4zmu2a/SpaceCadetPinball.git synced 2024-12-22 20:06:22 +01:00

zdrv v1, ready.

This commit is contained in:
oz 2020-11-14 18:13:00 +03:00
parent 2376ffcbc1
commit 79bb0adab8
6 changed files with 150 additions and 10 deletions

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@ -451,8 +451,8 @@ int loader::query_visual(int groupIndex, int groupIndexOffset, visualStruct* vi
visual->ZMap = bitmap16;
if (bitmap16)
{
bitmap16->BmpBufPtr1 = bitmap16->BmpBuffer;
visual->ZMap->bmpBufPtr2 = visual->ZMap->BmpBufPtr1;
bitmap16->ZPtr1 = bitmap16->ZBuffer;
visual->ZMap->ZPtr2 = visual->ZMap->ZPtr1;
}
shortArr = (__int16*)partman::field(loader_table, groupIndexSum2, datFieldTypes::ShortArray);
if (shortArr)

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@ -11,3 +11,12 @@ public:
static int critical_allocation;
static void (*critical_callback)();
};
// Fill memory block with an integer value
inline void memset32(void* ptr, unsigned int value, int count)
{
auto p = (unsigned int*)ptr;
for (int i = 0; i < count; i++)
*p++ = value;
}

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@ -20,8 +20,7 @@ struct __declspec(align(4)) render_sprite_type_struct
zmap_header_type* ZMap;
char Unknown6_0;
VisualType VisualType;
char Unknown6_2;
char Unknown6_3;
short Depth;
int XPosition2;
int YPosition2;
int Bmp8Width2;
@ -37,6 +36,8 @@ struct __declspec(align(4)) render_sprite_type_struct
visual_rect Rect;
};
static_assert(sizeof(render_sprite_type_struct) == 0x5c, "Wrong size render_sprite_type_struct");
class render
{
public:

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@ -1,2 +1,122 @@
#include "pch.h"
#include "zdrv.h"
#include "memory.h"
int zdrv::create_zmap(zmap_header_type* zmap, int width, int height)
{
int stride = pad(width);
zmap->Stride = stride;
auto bmpBuf = (unsigned short*)memory::allocate(2 * height * stride);
zmap->ZPtr1 = bmpBuf;
if (!bmpBuf)
return -1;
zmap->ZPtr2 = bmpBuf;
zmap->Width = width;
zmap->Height = height;
return 0;
}
int zdrv::pad(int width)
{
int result = width;
if (width & 3)
result = width - (width & 3) + 4;
return result;
}
int zdrv::destroy_zmap(zmap_header_type* zmap)
{
if (!zmap)
return -1;
if (zmap->ZPtr1)
memory::free(zmap->ZPtr1);
zmap->Width = 0;
zmap->Height = 0;
zmap->Stride = 0;
zmap->ZPtr1 = nullptr;
zmap->ZPtr2 = nullptr;
return 0;
}
void zdrv::fill(zmap_header_type* zmap, int width, int height, int xOff, int yOff, __int16 fillChar)
{
int fillCharInt = fillChar | (fillChar << 16);
auto zmapPtr = &zmap->ZPtr1[2 * (xOff + zmap->Stride * (zmap->Height - height - yOff))];
for (int y = height; width > 0 && y > 0; y--)
{
char widthMod2 = width & 1;
unsigned int widthDiv2 = static_cast<unsigned int>(width) >> 1;
memset32(zmapPtr, fillCharInt, widthDiv2);
__int16* lastShort = (__int16*)&zmapPtr[2 * widthDiv2];
for (int i = widthMod2; i; --i)
*lastShort++ = fillChar;
zmapPtr += zmap->Stride;
}
}
void zdrv::paint(int width, int height, gdrv_bitmap8* dstBmp, int dstBmpXOff, int dstBmpYOff, zmap_header_type* dstZMap,
int dstZMapXOff, int dstZMapYOff, gdrv_bitmap8* srcBmp, int srcBmpXOff, int srcBmpYOff,
zmap_header_type* srcZMap, int srcZMapXOff, int srcZMapYOff)
{
int dstHeightAbs = abs(dstBmp->Height);
int srcHeightAbs = abs(srcBmp->Height);
auto srcPtr = &srcBmp->BmpBufPtr1[srcBmp->Stride * (srcHeightAbs - height - srcBmpYOff) + srcBmpXOff];
auto dstPtr = &dstBmp->BmpBufPtr1[dstBmp->Stride * (dstHeightAbs - height - dstBmpYOff) + dstBmpXOff];
auto srcPtrZ = &srcZMap->ZPtr1[srcZMap->Stride * (srcZMap->Height - height - srcZMapYOff) + srcZMapXOff];
auto dstPtrZ = &dstZMap->ZPtr1[dstZMap->Stride * (dstZMap->Height - height - dstZMapYOff) + dstZMapXOff];
for (int y = height; y > 0; y--)
{
for (int x = width; x > 0; --x)
{
if (*dstPtrZ >= *srcPtrZ)
{
*dstPtr = *srcPtr;
*dstPtrZ = *srcPtrZ;
}
++srcPtr;
++dstPtr;
++srcPtrZ;
++dstPtrZ;
}
srcPtr += srcBmp->Stride - width;
dstPtr += dstBmp->Stride - width;
srcPtrZ += srcZMap->Stride - width;
dstPtrZ += dstZMap->Stride - width;
}
}
void zdrv::paint_flat(int width, int height, gdrv_bitmap8* dstBmp, int dstBmpXOff, int dstBmpYOff,
zmap_header_type* zMap, int dstZMapXOff, int dstZMapYOff, gdrv_bitmap8* srcBmp, int srcBmpXOff,
int srcBmpYOff, unsigned __int16 depth)
{
int dstHeightAbs = abs(dstBmp->Height);
int srcHeightAbs = abs(srcBmp->Height);
auto dstPtr = &dstBmp->BmpBufPtr1[dstBmp->Stride * (dstHeightAbs - height - dstBmpYOff) + dstBmpXOff];
auto srcPtr = &srcBmp->BmpBufPtr1[srcBmp->Stride * (srcHeightAbs - height - srcBmpYOff) + srcBmpXOff];
auto zPtr = &zMap->ZPtr1[zMap->Stride * (zMap->Height - height - dstZMapYOff) + dstZMapXOff];
for (int y = height; y > 0; y--)
{
for (int x = width; x > 0; --x)
{
if (*srcPtr && *zPtr > depth)
{
*dstPtr = *srcPtr;
}
++srcPtr;
++dstPtr;
++zPtr;
}
srcPtr += srcBmp->Stride - width;
dstPtr += dstBmp->Stride - width;
zPtr += zMap->Stride - width;
}
}

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@ -1,4 +1,5 @@
#pragma once
#include "gdrv.h"
#pragma pack(push, 1)
struct __declspec(align(1)) zmap_header_type
@ -6,17 +7,26 @@ struct __declspec(align(1)) zmap_header_type
__int16 Width;
__int16 Height;
__int16 Stride;
char* BmpBufPtr1;
char* bmpBufPtr2;
char BmpBuffer[1];
unsigned __int16* ZPtr1;
unsigned __int16* ZPtr2;
unsigned __int16 ZBuffer[1];
};
#pragma pack(pop)
static_assert(sizeof(zmap_header_type) == 15, "Wrong size of zmap_header_type");
static_assert(sizeof(zmap_header_type) == 16, "Wrong size of zmap_header_type");
class zdrv
{
public:
static int pad(int width);
static int create_zmap(zmap_header_type* zmap, int width, int height);
static int destroy_zmap(zmap_header_type* zmap);
static void fill(zmap_header_type* zmap, int width, int height, int xOff, int yOff, __int16 fillChar);
static void paint(int width, int height, gdrv_bitmap8* dstBmp, int dstBmpXOff, int dstBmpYOff,
zmap_header_type* dstZMap, int dstZMapXOff, int dstZMapYOff, gdrv_bitmap8* srcBmp, int srcBmpXOff,
int srcBmpYOff, zmap_header_type* srcZMap, int srcZMapXOff, int srcZMapYOff);
static void paint_flat(int width, int height, gdrv_bitmap8* dstBmp, int dstBmpXOff, int dstBmpYOff,
zmap_header_type* zMap, int dstZMapXOff, int dstZMapYOff, gdrv_bitmap8* srcBmp,
int srcBmpXOff, int srcBmpYOff, unsigned __int16 depth);
};