diff options
Diffstat (limited to 'nGenEx/TexDX9.cpp')
| -rw-r--r-- | nGenEx/TexDX9.cpp | 616 |
1 files changed, 308 insertions, 308 deletions
diff --git a/nGenEx/TexDX9.cpp b/nGenEx/TexDX9.cpp index de182e1..6e0cf44 100644 --- a/nGenEx/TexDX9.cpp +++ b/nGenEx/TexDX9.cpp @@ -1,15 +1,15 @@ /* Project nGenEx
- Destroyer Studios LLC
- Copyright © 1997-2004. All Rights Reserved.
+ Destroyer Studios LLC
+ Copyright © 1997-2004. All Rights Reserved.
- SUBSYSTEM: nGenEx.lib
- FILE: TexDX9.cpp
- AUTHOR: John DiCamillo
+ SUBSYSTEM: nGenEx.lib
+ FILE: TexDX9.cpp
+ AUTHOR: John DiCamillo
- OVERVIEW
- ========
- Direct3D Texture Cache
+ OVERVIEW
+ ========
+ Direct3D Texture Cache
*/
#include "MemDebug.h"
@@ -35,7 +35,7 @@ void VideoDX9Error(const char* msg, HRESULT err); void
TexCacheDX9Entry::Release()
{
- RELEASE(texture);
+ RELEASE(texture);
}
// +--------------------------------------------------------------------+
@@ -43,41 +43,41 @@ TexCacheDX9Entry::Release() void
TexCacheDX9Entry::Unload()
{
- RELEASE(texture);
- bitmap_id = 0;
- used_last = 0;
- last_modified = 0;
+ RELEASE(texture);
+ bitmap_id = 0;
+ used_last = 0;
+ last_modified = 0;
}
// +--------------------------------------------------------------------+
TexCacheDX9::TexCacheDX9(VideoDX9* v)
- : video(v), count(0), mru(0)
+: video(v), count(0), mru(0)
{
- d3d = video->Direct3D();
- d3ddevice = video->D3DDevice();
+ d3d = video->Direct3D();
+ d3ddevice = video->D3DDevice();
- // clear the texture cache
- cache = new(__FILE__,__LINE__) TexCacheDX9Entry[DX9_TEXTURE_CACHE_SIZE];
- vidmem = video->VidMemFree();
+ // clear the texture cache
+ cache = new(__FILE__,__LINE__) TexCacheDX9Entry[DX9_TEXTURE_CACHE_SIZE];
+ vidmem = video->VidMemFree();
}
TexCacheDX9::~TexCacheDX9()
{
- int used = 0;
+ int used = 0;
- if (cache) {
- for (int i = 0; i < DX9_TEXTURE_CACHE_SIZE; i++) {
- if (cache[i].bitmap_id)
- used++;
- cache[i].Unload();
- }
+ if (cache) {
+ for (int i = 0; i < DX9_TEXTURE_CACHE_SIZE; i++) {
+ if (cache[i].bitmap_id)
+ used++;
+ cache[i].Unload();
+ }
- delete [] cache;
- cache = 0;
- }
+ delete [] cache;
+ cache = 0;
+ }
- Print("TexCacheDX9: final used count = %d\n", used);
+ Print("TexCacheDX9: final used count = %d\n", used);
}
// +--------------------------------------------------------------------+
@@ -85,51 +85,51 @@ TexCacheDX9::~TexCacheDX9() bool
TexCacheDX9::LoadTexture(Bitmap* bmp, TexCacheDX9Entry* entry)
{
- if (!d3ddevice) return false;
-
- HRESULT hr = D3D_OK;
-
- // create the texture, if necessary
- if (!entry->texture || entry->bitmap_id != bmp->Handle()) {
- hr = d3ddevice->CreateTexture(bmp->Width(),
- bmp->Height(),
- 1, // one mip level
- 0, // no specific usage
- D3DFMT_A8R8G8B8, // format matching Color::rgba
- D3DPOOL_MANAGED,
- &entry->texture,
- 0);
-
- if (FAILED(hr) || !entry->texture) {
- VideoDX9Error("LoadTexture - could not create texture", hr);
- return false;
- }
- }
-
- // lock the surface for writing
- D3DLOCKED_RECT locked_rect;
- hr = entry->texture->LockRect(0, &locked_rect, 0, 0);
-
- if (FAILED(hr)) {
- VideoDX9Error("LoadTexture - could not lock texture surface", hr);
- entry->Unload();
- return false;
- }
-
- // load the bitmap into the texture surface
- for (int i = 0; i < bmp->Height(); i++) {
- BYTE* src = (BYTE*) (bmp->HiPixels() + i * bmp->Width());
- BYTE* dst = (BYTE*) locked_rect.pBits + i * locked_rect.Pitch;
-
- CopyMemory(dst, src, bmp->Width() * sizeof(Color));
- }
-
- // unlock the surface
- entry->texture->UnlockRect(0);
-
- entry->last_modified = bmp->LastModified();
- vidmem = video->VidMemFree();
- return true;
+ if (!d3ddevice) return false;
+
+ HRESULT hr = D3D_OK;
+
+ // create the texture, if necessary
+ if (!entry->texture || entry->bitmap_id != bmp->Handle()) {
+ hr = d3ddevice->CreateTexture(bmp->Width(),
+ bmp->Height(),
+ 1, // one mip level
+ 0, // no specific usage
+ D3DFMT_A8R8G8B8, // format matching Color::rgba
+ D3DPOOL_MANAGED,
+ &entry->texture,
+ 0);
+
+ if (FAILED(hr) || !entry->texture) {
+ VideoDX9Error("LoadTexture - could not create texture", hr);
+ return false;
+ }
+ }
+
+ // lock the surface for writing
+ D3DLOCKED_RECT locked_rect;
+ hr = entry->texture->LockRect(0, &locked_rect, 0, 0);
+
+ if (FAILED(hr)) {
+ VideoDX9Error("LoadTexture - could not lock texture surface", hr);
+ entry->Unload();
+ return false;
+ }
+
+ // load the bitmap into the texture surface
+ for (int i = 0; i < bmp->Height(); i++) {
+ BYTE* src = (BYTE*) (bmp->HiPixels() + i * bmp->Width());
+ BYTE* dst = (BYTE*) locked_rect.pBits + i * locked_rect.Pitch;
+
+ CopyMemory(dst, src, bmp->Width() * sizeof(Color));
+ }
+
+ // unlock the surface
+ entry->texture->UnlockRect(0);
+
+ entry->last_modified = bmp->LastModified();
+ vidmem = video->VidMemFree();
+ return true;
}
// +--------------------------------------------------------------------+
@@ -137,67 +137,67 @@ TexCacheDX9::LoadTexture(Bitmap* bmp, TexCacheDX9Entry* entry) void
TexCacheDX9::CreateNormalMap(int index, float amp)
{
- if (d3ddevice && cache[index].texture && !cache[index].normal) {
- HRESULT hr = D3D_OK;
- TexCacheDX9Entry* entry = &cache[index];
- Bitmap* bmp = Bitmap::GetBitmapByID(entry->bitmap_id);
-
- IDirect3DTexture9* normal_map = 0;
-
- // create the normal map texture
- hr = d3ddevice->CreateTexture(bmp->Width(),
- bmp->Height(),
- 1, // one mip levels
- 0, // no specific usage
- D3DFMT_A8R8G8B8, // format matching Color::rgba
- D3DPOOL_MANAGED,
- &normal_map,
- 0);
-
- if (FAILED(hr) || !normal_map) {
- VideoDX9Error("CreateNormalMap - could not create texture", hr);
- return;
- }
-
- D3DXComputeNormalMap(normal_map, entry->texture ,NULL, 0, D3DX_CHANNEL_RED, amp);
-
- entry->texture->Release();
- entry->texture = normal_map;
- entry->normal = true;
-
- // The D3DX function destroys the alpha channel data
- // when it builds the normal map. We want the original
- // height data stored in the alpha channel, so we need
- // to add it back in now.
-
- // lock the surface for writing
- D3DLOCKED_RECT locked_rect;
- hr = normal_map->LockRect(0, &locked_rect, 0, 0);
-
- if (FAILED(hr)) {
- VideoDX9Error("CreateNormalMap - could not insert height channel", hr);
- return;
- }
-
- // load the bitmap into the texture surface
- for (int i = 0; i < bmp->Height(); i++) {
- BYTE* src = (BYTE*) (bmp->HiPixels() + i * bmp->Width());
- BYTE* dst = (BYTE*) locked_rect.pBits + i * locked_rect.Pitch;
-
- src += 2; // red channel
- dst += 3; // alpha channel
-
- for (int n = 0; n < bmp->Width(); n++) {
- *dst = *src;
-
- dst += 4;
- src += 4;
- }
- }
-
- // unlock the surface
- normal_map->UnlockRect(0);
- }
+ if (d3ddevice && cache[index].texture && !cache[index].normal) {
+ HRESULT hr = D3D_OK;
+ TexCacheDX9Entry* entry = &cache[index];
+ Bitmap* bmp = Bitmap::GetBitmapByID(entry->bitmap_id);
+
+ IDirect3DTexture9* normal_map = 0;
+
+ // create the normal map texture
+ hr = d3ddevice->CreateTexture(bmp->Width(),
+ bmp->Height(),
+ 1, // one mip levels
+ 0, // no specific usage
+ D3DFMT_A8R8G8B8, // format matching Color::rgba
+ D3DPOOL_MANAGED,
+ &normal_map,
+ 0);
+
+ if (FAILED(hr) || !normal_map) {
+ VideoDX9Error("CreateNormalMap - could not create texture", hr);
+ return;
+ }
+
+ D3DXComputeNormalMap(normal_map, entry->texture ,NULL, 0, D3DX_CHANNEL_RED, amp);
+
+ entry->texture->Release();
+ entry->texture = normal_map;
+ entry->normal = true;
+
+ // The D3DX function destroys the alpha channel data
+ // when it builds the normal map. We want the original
+ // height data stored in the alpha channel, so we need
+ // to add it back in now.
+
+ // lock the surface for writing
+ D3DLOCKED_RECT locked_rect;
+ hr = normal_map->LockRect(0, &locked_rect, 0, 0);
+
+ if (FAILED(hr)) {
+ VideoDX9Error("CreateNormalMap - could not insert height channel", hr);
+ return;
+ }
+
+ // load the bitmap into the texture surface
+ for (int i = 0; i < bmp->Height(); i++) {
+ BYTE* src = (BYTE*) (bmp->HiPixels() + i * bmp->Width());
+ BYTE* dst = (BYTE*) locked_rect.pBits + i * locked_rect.Pitch;
+
+ src += 2; // red channel
+ dst += 3; // alpha channel
+
+ for (int n = 0; n < bmp->Width(); n++) {
+ *dst = *src;
+
+ dst += 4;
+ src += 4;
+ }
+ }
+
+ // unlock the surface
+ normal_map->UnlockRect(0);
+ }
}
// +--------------------------------------------------------------------+
@@ -205,69 +205,69 @@ TexCacheDX9::CreateNormalMap(int index, float amp) IDirect3DTexture9*
TexCacheDX9::FindTexture(Bitmap* bmp)
{
- int avail = -1;
-
- if (!bmp)
- return 0;
-
- // check most recently used:
- if (cache[mru].bitmap_id == bmp->Handle()) {
- cache[mru].used_last = frame_number;
-
- // need to refresh?
- if (cache[mru].last_modified < bmp->LastModified()) {
- LoadTexture(bmp, &cache[mru]);
- cache[mru].normal = false;
- }
-
- return cache[mru].texture;
- }
-
- // find cache entry, or first free:
- for (int i = 0; i < DX9_TEXTURE_CACHE_SIZE; i++)
- if (cache[i].bitmap_id == bmp->Handle()) {
- cache[i].used_last = frame_number;
- mru = i;
-
- // need to refresh?
- if (cache[mru].last_modified < bmp->LastModified()) {
- LoadTexture(bmp, &cache[mru]);
- cache[mru].normal = false;
- }
-
- return cache[i].texture;
- }
- else if (avail < 0 && cache[i].bitmap_id == 0)
- avail = i;
-
- // no free space
- if (avail < 0)
- if (FreeUpCache())
- return FindTexture(bmp);
- else
- return 0;
-
- TexCacheDX9Entry* entry = &cache[avail];
- entry->bitmap_id = bmp->Handle();
- entry->used_last = frame_number;
-
- if (LoadTexture(bmp, entry)) {
+ int avail = -1;
+
+ if (!bmp)
+ return 0;
+
+ // check most recently used:
+ if (cache[mru].bitmap_id == bmp->Handle()) {
+ cache[mru].used_last = frame_number;
+
+ // need to refresh?
+ if (cache[mru].last_modified < bmp->LastModified()) {
+ LoadTexture(bmp, &cache[mru]);
+ cache[mru].normal = false;
+ }
+
+ return cache[mru].texture;
+ }
+
+ // find cache entry, or first free:
+ for (int i = 0; i < DX9_TEXTURE_CACHE_SIZE; i++)
+ if (cache[i].bitmap_id == bmp->Handle()) {
+ cache[i].used_last = frame_number;
+ mru = i;
+
+ // need to refresh?
+ if (cache[mru].last_modified < bmp->LastModified()) {
+ LoadTexture(bmp, &cache[mru]);
+ cache[mru].normal = false;
+ }
+
+ return cache[i].texture;
+ }
+ else if (avail < 0 && cache[i].bitmap_id == 0)
+ avail = i;
+
+ // no free space
+ if (avail < 0)
+ if (FreeUpCache())
+ return FindTexture(bmp);
+ else
+ return 0;
+
+ TexCacheDX9Entry* entry = &cache[avail];
+ entry->bitmap_id = bmp->Handle();
+ entry->used_last = frame_number;
+
+ if (LoadTexture(bmp, entry)) {
#if TEXDX9_VERBOSE
- Print(" Tex %3d: id=%2d, size=%3d, type=%d, hTex=%3d, frame=%6d vmf=%8d\n",
- avail, bmp->Handle(), bmp->Width(), bmp->Type(),
- cache[avail].texture, cache[avail].used_last, vidmem);
+ Print(" Tex %3d: id=%2d, size=%3d, type=%d, hTex=%3d, frame=%6d vmf=%8d\n",
+ avail, bmp->Handle(), bmp->Width(), bmp->Type(),
+ cache[avail].texture, cache[avail].used_last, vidmem);
#endif
- mru = avail;
- cache[mru].normal = false;
- return entry->texture;
- }
- else {
- // failed to load texture,
- // erase cache entry:
- entry->Unload();
- }
-
- return 0;
+ mru = avail;
+ cache[mru].normal = false;
+ return entry->texture;
+ }
+ else {
+ // failed to load texture,
+ // erase cache entry:
+ entry->Unload();
+ }
+
+ return 0;
}
// +--------------------------------------------------------------------+
@@ -275,75 +275,75 @@ TexCacheDX9::FindTexture(Bitmap* bmp) IDirect3DTexture9*
TexCacheDX9::FindNormalMap(Bitmap* bmp, float amp)
{
- int avail = -1;
-
- if (!bmp)
- return 0;
-
- // check most recently used:
- if (cache[mru].bitmap_id == bmp->Handle()) {
- cache[mru].used_last = frame_number;
-
- // need to refresh?
- if (cache[mru].last_modified < bmp->LastModified()) {
- LoadTexture(bmp, &cache[mru]);
- cache[mru].normal = false;
- }
-
- if (!cache[mru].normal)
- CreateNormalMap(mru, amp);
-
- return cache[mru].texture;
- }
-
- // find cache entry, or first free:
- for (int i = 0; i < DX9_TEXTURE_CACHE_SIZE; i++)
- if (cache[i].bitmap_id == bmp->Handle()) {
- cache[i].used_last = frame_number;
- mru = i;
-
- // need to refresh?
- if (cache[i].last_modified < bmp->LastModified()) {
- LoadTexture(bmp, &cache[mru]);
- cache[i].normal = false;
- }
-
- if (!cache[i].normal)
- CreateNormalMap(i, amp);
-
- return cache[i].texture;
- }
- else if (avail < 0 && cache[i].bitmap_id == 0)
- avail = i;
-
- // no free space
- if (avail < 0)
- if (FreeUpCache())
- return FindTexture(bmp);
- else
- return 0;
-
- TexCacheDX9Entry* entry = &cache[avail];
- entry->bitmap_id = bmp->Handle();
- entry->used_last = frame_number;
-
- if (LoadTexture(bmp, entry)) {
+ int avail = -1;
+
+ if (!bmp)
+ return 0;
+
+ // check most recently used:
+ if (cache[mru].bitmap_id == bmp->Handle()) {
+ cache[mru].used_last = frame_number;
+
+ // need to refresh?
+ if (cache[mru].last_modified < bmp->LastModified()) {
+ LoadTexture(bmp, &cache[mru]);
+ cache[mru].normal = false;
+ }
+
+ if (!cache[mru].normal)
+ CreateNormalMap(mru, amp);
+
+ return cache[mru].texture;
+ }
+
+ // find cache entry, or first free:
+ for (int i = 0; i < DX9_TEXTURE_CACHE_SIZE; i++)
+ if (cache[i].bitmap_id == bmp->Handle()) {
+ cache[i].used_last = frame_number;
+ mru = i;
+
+ // need to refresh?
+ if (cache[i].last_modified < bmp->LastModified()) {
+ LoadTexture(bmp, &cache[mru]);
+ cache[i].normal = false;
+ }
+
+ if (!cache[i].normal)
+ CreateNormalMap(i, amp);
+
+ return cache[i].texture;
+ }
+ else if (avail < 0 && cache[i].bitmap_id == 0)
+ avail = i;
+
+ // no free space
+ if (avail < 0)
+ if (FreeUpCache())
+ return FindTexture(bmp);
+ else
+ return 0;
+
+ TexCacheDX9Entry* entry = &cache[avail];
+ entry->bitmap_id = bmp->Handle();
+ entry->used_last = frame_number;
+
+ if (LoadTexture(bmp, entry)) {
#if TEXDX9_VERBOSE
- Print(" Tex %3d: id=%2d, size=%3d, type=%d, hTex=%3d, frame=%6d vmf=%8d\n",
- avail, bmp->Handle(), bmp->Width(), bmp->Type(),
- cache[avail].texture, cache[avail].used_last, vidmem);
+ Print(" Tex %3d: id=%2d, size=%3d, type=%d, hTex=%3d, frame=%6d vmf=%8d\n",
+ avail, bmp->Handle(), bmp->Width(), bmp->Type(),
+ cache[avail].texture, cache[avail].used_last, vidmem);
#endif
- mru = avail;
- CreateNormalMap(mru, amp);
- return entry->texture;
- }
- else {
- // failed to load texture,
- // erase cache entry:
- entry->Unload();
- }
-
- return 0;
+ mru = avail;
+ CreateNormalMap(mru, amp);
+ return entry->texture;
+ }
+ else {
+ // failed to load texture,
+ // erase cache entry:
+ entry->Unload();
+ }
+
+ return 0;
}
// +--------------------------------------------------------------------+
@@ -351,36 +351,36 @@ TexCacheDX9::FindNormalMap(Bitmap* bmp, float amp) int
TexCacheDX9::FreeLRU(int tries)
{
- int unloaded = 0;
-
- while (tries--) {
- int oldest = -1;
- DWORD old = frame_number;
-
- for (int i = 0; i < DX9_TEXTURE_CACHE_SIZE; i++) {
- DWORD ul = cache[i].used_last;
-
- if (ul && ul < old && ul != frame_number) {
- old = ul;
- oldest = i;
- }
- }
-
- if (oldest >= 0) {
- cache[oldest].Unload();
- unloaded++;
- }
- else
- break;
- }
-
- vidmem = video->VidMemFree();
-
+ int unloaded = 0;
+
+ while (tries--) {
+ int oldest = -1;
+ DWORD old = frame_number;
+
+ for (int i = 0; i < DX9_TEXTURE_CACHE_SIZE; i++) {
+ DWORD ul = cache[i].used_last;
+
+ if (ul && ul < old && ul != frame_number) {
+ old = ul;
+ oldest = i;
+ }
+ }
+
+ if (oldest >= 0) {
+ cache[oldest].Unload();
+ unloaded++;
+ }
+ else
+ break;
+ }
+
+ vidmem = video->VidMemFree();
+
#if TEXDX9_VERBOSE
- Print(" FreeLRU() frame=%6d unloaded=%2d vmf=%8d\n", frame_number, unloaded, vidmem);
+ Print(" FreeLRU() frame=%6d unloaded=%2d vmf=%8d\n", frame_number, unloaded, vidmem);
#endif
-
- return unloaded;
+
+ return unloaded;
}
// +--------------------------------------------------------------------+
@@ -388,20 +388,20 @@ TexCacheDX9::FreeLRU(int tries) int
TexCacheDX9::FreeUpCache()
{
- int unloaded = 0;
+ int unloaded = 0;
+
+ for (int i = 0; i < DX9_TEXTURE_CACHE_SIZE; i++) {
+ if (cache[i].used_last && cache[i].used_last < frame_number) {
+ cache[i].Unload();
+ unloaded++;
+ }
+ }
- for (int i = 0; i < DX9_TEXTURE_CACHE_SIZE; i++) {
- if (cache[i].used_last && cache[i].used_last < frame_number) {
- cache[i].Unload();
- unloaded++;
- }
- }
-
- vidmem = video->VidMemFree();
+ vidmem = video->VidMemFree();
- Print(" FreeUpCache() frame=%6d unloaded=%2d vmf=%8d\n", frame_number, unloaded, vidmem);
+ Print(" FreeUpCache() frame=%6d unloaded=%2d vmf=%8d\n", frame_number, unloaded, vidmem);
- return unloaded;
+ return unloaded;
}
// +--------------------------------------------------------------------+
@@ -409,10 +409,10 @@ TexCacheDX9::FreeUpCache() void
TexCacheDX9::InvalidateCache()
{
- for (int i = 0; i < DX9_TEXTURE_CACHE_SIZE; i++) {
- cache[i].Unload();
- cache[i].normal = false;
- }
+ for (int i = 0; i < DX9_TEXTURE_CACHE_SIZE; i++) {
+ cache[i].Unload();
+ cache[i].normal = false;
+ }
- vidmem = video->VidMemFree();
+ vidmem = video->VidMemFree();
}
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