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wined3d: Add pow2Matrix_identity flag to BaseTextureClass struct. 

New flag helps to quickly find out whether the pow2Matrix is a
identity matrix (no texcoord fixup needed) or not.
This commit is contained in:
Tobias Jakobi 2009-03-26 03:12:50 +01:00 committed by Alexandre Julliard
parent c5bdfdfb2d
commit 31f8cd9621
3 changed files with 17 additions and 3 deletions
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1
dlls/wined3d/basetexture.c
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@ -35,6 +35,7 @@ void basetexture_init(struct IWineD3DBaseTextureClass *texture, UINT levels, DWO
texture->dirty = TRUE;
texture->srgbDirty = TRUE;
texture->is_srgb = FALSE;
texture->pow2Matrix_identity = TRUE;
}
void basetexture_cleanup(IWineD3DBaseTexture *iface)

14
dlls/wined3d/device.c
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@ -1233,6 +1233,10 @@ static HRESULT WINAPI IWineD3DDeviceImpl_CreateTexture(IWineD3DDevice *iface,
(Width != pow2Width || Height != pow2Height) &&
!((Format == WINED3DFMT_P8) && GL_SUPPORT(EXT_PALETTED_TEXTURE) && (wined3d_settings.rendertargetlock_mode == RTL_READTEX || wined3d_settings.rendertargetlock_mode == RTL_TEXTEX)))
{
if ((Width != 1) || (Height != 1)) {
object->baseTexture.pow2Matrix_identity = FALSE;
}
object->baseTexture.pow2Matrix[0] = (float)Width;
object->baseTexture.pow2Matrix[5] = (float)Height;
object->baseTexture.pow2Matrix[10] = 1.0;
@ -1241,8 +1245,15 @@ static HRESULT WINAPI IWineD3DDeviceImpl_CreateTexture(IWineD3DDevice *iface,
object->cond_np2 = TRUE;
object->baseTexture.minMipLookup = minMipLookup_noFilter;
} else {
if ((Width != pow2Width) || (Height != pow2Height)) {
object->baseTexture.pow2Matrix_identity = FALSE;
object->baseTexture.pow2Matrix[0] = (((float)Width) / ((float)pow2Width));
object->baseTexture.pow2Matrix[5] = (((float)Height) / ((float)pow2Height));
} else {
object->baseTexture.pow2Matrix[0] = 1.0;
object->baseTexture.pow2Matrix[5] = 1.0;
}
object->baseTexture.pow2Matrix[10] = 1.0;
object->baseTexture.pow2Matrix[15] = 1.0;
object->target = GL_TEXTURE_2D;
@ -1540,7 +1551,7 @@ static HRESULT WINAPI IWineD3DDeviceImpl_CreateCubeTexture(IWineD3DDevice *iface
pow2EdgeLength = 1;
while (pow2EdgeLength < EdgeLength) pow2EdgeLength <<= 1;
if (GL_SUPPORT(ARB_TEXTURE_NON_POWER_OF_TWO)) {
if (GL_SUPPORT(ARB_TEXTURE_NON_POWER_OF_TWO) || (EdgeLength == pow2EdgeLength)) {
/* Precalculated scaling for 'faked' non power of two texture coords */
object->baseTexture.pow2Matrix[ 0] = 1.0;
object->baseTexture.pow2Matrix[ 5] = 1.0;
@ -1552,6 +1563,7 @@ static HRESULT WINAPI IWineD3DDeviceImpl_CreateCubeTexture(IWineD3DDevice *iface
object->baseTexture.pow2Matrix[ 5] = ((float)EdgeLength) / ((float)pow2EdgeLength);
object->baseTexture.pow2Matrix[10] = ((float)EdgeLength) / ((float)pow2EdgeLength);
object->baseTexture.pow2Matrix[15] = 1.0;
object->baseTexture.pow2Matrix_identity = FALSE;
}
if (object->resource.format_desc->Flags & WINED3DFMT_FLAG_FILTERING)

1
dlls/wined3d/wined3d_private.h
View File

@ -1384,6 +1384,7 @@ typedef struct IWineD3DBaseTextureClass
LONG bindCount;
DWORD sampler;
BOOL is_srgb;
BOOL pow2Matrix_identity;
const struct min_lookup *minMipLookup;
const GLenum *magLookup;
void (*internal_preload)(IWineD3DBaseTexture *iface, enum WINED3DSRGB srgb);