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New compact texture type for OGL/D3D: IA8

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git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@2233 8ced0084-cf51-0410-be5f-012b33b47a6e
This commit is contained in:
XTra.KrazzY
2009-02-13 14:14:45 +00:00
parent a55e672493
commit acb3d1b23d
5 changed files with 61 additions and 35 deletions
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Source/Plugins/Plugin_VideoDX9/Src/D3DTexture.cpp
+28 -10
View File
@@ -28,6 +28,12 @@ LPDIRECT3DTEXTURE9 CreateTexture2D(const u8* buffer, const int width, const int
// crazy bitmagic, sorry :)
bool isPow2 = !((width&(width-1)) || (height&(height-1)));
bool bExpand = false;
if(fmt == D3DFMT_A8P8) {
fmt = D3DFMT_A8L8;
bExpand = true;
}
HRESULT hr;
// TODO(ector): allow mipmaps for non-pow textures on newer cards?
@@ -71,17 +77,29 @@ LPDIRECT3DTEXTURE9 CreateTexture2D(const u8* buffer, const int width, const int
break;
case D3DFMT_A8L8:
{
const u8 *pIn = buffer;
// TODO(XK): Find a better way that does not involve either unpacking
// or downsampling (i.e. A4L4)
for (int y = 0; y < height; y++)
{
u8* pBits = ((u8*)Lock.pBits + (y * Lock.Pitch));
for(int i = 0; i < width * 2; i += 2) {
pBits[i] = pIn[i / 2];
pBits[i + 1] = pIn[i / 2];
if(bExpand) { // I8
const u8 *pIn = buffer;
// TODO(XK): Find a better way that does not involve either unpacking
// or downsampling (i.e. A4L4)
for (int y = 0; y < height; y++)
{
u8* pBits = ((u8*)Lock.pBits + (y * Lock.Pitch));
for(int i = 0; i < width * 2; i += 2) {
pBits[i] = pIn[i / 2];
pBits[i + 1] = pIn[i / 2];
}
pIn += pitch;
}
} else { // IA8
const u16 *pIn = (u16*)buffer;
for (int y = 0; y < height; y++)
{
u16* pBits = (u16*)((u8*)Lock.pBits + (y * Lock.Pitch));
memcpy(pBits, pIn, width * 2);
pIn += pitch;
}
pIn += pitch;
}
}
break;
Source/Plugins/Plugin_VideoDX9/Src/TextureCache.cpp
+3
View File
@@ -180,6 +180,9 @@ void TextureCache::Load(int stage, u32 address, int width, int height, int forma
d3d_fmt = D3DFMT_R5G6B5;
break;
case PC_TEX_FMT_I8:
d3d_fmt = D3DFMT_A8P8;
break;
case PC_TEX_FMT_IA8:
d3d_fmt = D3DFMT_A8L8;
break;
}
Source/Plugins/Plugin_VideoOGL/Src/TextureMngr.cpp
+17 -10
View File
@@ -346,6 +346,7 @@ TextureMngr::TCacheEntry* TextureMngr::Load(int texstage, u32 address, int width
int gl_iformat;
int gl_type;
switch (dfmt) {
default:
case PC_TEX_FMT_NONE:
PanicAlert("Invalid PC texture format %i", dfmt);
case PC_TEX_FMT_BGRA32:
@@ -358,23 +359,29 @@ TextureMngr::TCacheEntry* TextureMngr::Load(int texstage, u32 address, int width
gl_iformat = GL_INTENSITY;
gl_type = GL_UNSIGNED_BYTE;
break;
case PC_TEX_FMT_IA8:
gl_format = GL_LUMINANCE_ALPHA;
gl_iformat = GL_LUMINANCE8_ALPHA8;
gl_type = GL_UNSIGNED_BYTE;
break;
case PC_TEX_FMT_RGB565:
gl_format = GL_RGB;
gl_iformat = GL_RGB;
gl_type = GL_UNSIGNED_SHORT_5_6_5;
break;
}
if (!entry.isNonPow2 && ((tm0.min_filter & 3) == 1 || (tm0.min_filter & 3) == 2)) {
glTexParameteri(GL_TEXTURE_2D, GL_GENERATE_MIPMAP, GL_TRUE);
glTexImage2D(GL_TEXTURE_2D, 0, gl_iformat, width, height, 0, gl_format, gl_type, temp);
glTexParameteri(GL_TEXTURE_2D, GL_GENERATE_MIPMAP, GL_FALSE);
entry.bHaveMipMaps = true;
}
else
glTexImage2D(target, 0, gl_iformat, width, height, 0, gl_format, gl_type, temp);
if (!entry.isNonPow2 && ((tm0.min_filter & 3) == 1 || (tm0.min_filter & 3) == 2)) {
glTexParameteri(GL_TEXTURE_2D, GL_GENERATE_MIPMAP, GL_TRUE);
glTexImage2D(GL_TEXTURE_2D, 0, gl_iformat, width, height, 0, gl_format, gl_type, temp);
if (expandedWidth != width) // reset
glPixelStorei(GL_UNPACK_ROW_LENGTH, 0);
glTexParameteri(GL_TEXTURE_2D, GL_GENERATE_MIPMAP, GL_FALSE);
entry.bHaveMipMaps = true;
}
else
glTexImage2D(target, 0, gl_iformat, width, height, 0, gl_format, gl_type, temp);
if (expandedWidth != width) // reset
glPixelStorei(GL_UNPACK_ROW_LENGTH, 0);
entry.frameCount = frameCount;
entry.w = width;