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xash3d-fwgs
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ref: gl: small refactoring on filter choosing for newly uploaded texture

This commit is contained in:
Alibek Omarov 2024-01-29 05:47:10 +03:00
parent e274c62cfc
commit 072b0cef27
1 changed files with 15 additions and 36 deletions
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51
ref/gl/gl_image.c
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@ -148,6 +148,7 @@ GL_ApplyTextureParams
void GL_ApplyTextureParams( gl_texture_t *tex )
{
vec4_t border = { 0.0f, 0.0f, 0.0f, 1.0f };
qboolean nomipmap;
if( !glw_state.initialized )
return;
@ -159,6 +160,18 @@ void GL_ApplyTextureParams( gl_texture_t *tex )
return;
// set texture filter
nomipmap = tex->numMips <= 1 || FBitSet( tex->flags, TF_NOMIPMAP|TF_DEPTHMAP );
if( !GL_TextureFilteringEnabled( tex ))
{
pglTexParameteri( tex->target, GL_TEXTURE_MIN_FILTER, nomipmap ? GL_NEAREST : GL_NEAREST_MIPMAP_NEAREST );
pglTexParameteri( tex->target, GL_TEXTURE_MAG_FILTER, GL_NEAREST );
}
else
{
pglTexParameteri( tex->target, GL_TEXTURE_MIN_FILTER, nomipmap ? GL_LINEAR : GL_LINEAR_MIPMAP_LINEAR );
pglTexParameteri( tex->target, GL_TEXTURE_MAG_FILTER, GL_LINEAR );
}
if( FBitSet( tex->flags, TF_DEPTHMAP ))
{
if( !FBitSet( tex->flags, TF_NOCOMPARE ))
@ -171,47 +184,12 @@ void GL_ApplyTextureParams( gl_texture_t *tex )
pglTexParameteri( tex->target, GL_DEPTH_TEXTURE_MODE_ARB, GL_LUMINANCE );
else pglTexParameteri( tex->target, GL_DEPTH_TEXTURE_MODE_ARB, GL_INTENSITY );
if( !GL_TextureFilteringEnabled( tex ))
{
pglTexParameteri( tex->target, GL_TEXTURE_MIN_FILTER, GL_NEAREST );
pglTexParameteri( tex->target, GL_TEXTURE_MAG_FILTER, GL_NEAREST );
}
else
{
pglTexParameteri( tex->target, GL_TEXTURE_MIN_FILTER, GL_LINEAR );
pglTexParameteri( tex->target, GL_TEXTURE_MAG_FILTER, GL_LINEAR );
}
// allow max anisotropy as 1.0f on depth textures
if( GL_Support( GL_ANISOTROPY_EXT ))
pglTexParameterf( tex->target, GL_TEXTURE_MAX_ANISOTROPY_EXT, 1.0f );
}
else if( FBitSet( tex->flags, TF_NOMIPMAP ) || tex->numMips <= 1 )
else if( !FBitSet( tex->flags, TF_NOMIPMAP ) && tex->numMips > 1 )
{
if( !GL_TextureFilteringEnabled( tex ))
{
pglTexParameteri( tex->target, GL_TEXTURE_MIN_FILTER, GL_NEAREST );
pglTexParameteri( tex->target, GL_TEXTURE_MAG_FILTER, GL_NEAREST );
}
else
{
pglTexParameteri( tex->target, GL_TEXTURE_MIN_FILTER, GL_LINEAR );
pglTexParameteri( tex->target, GL_TEXTURE_MAG_FILTER, GL_LINEAR );
}
}
else
{
if( !GL_TextureFilteringEnabled( tex ))
{
pglTexParameteri( tex->target, GL_TEXTURE_MIN_FILTER, GL_NEAREST_MIPMAP_NEAREST );
pglTexParameteri( tex->target, GL_TEXTURE_MAG_FILTER, GL_NEAREST );
}
else
{
pglTexParameteri( tex->target, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_LINEAR );
pglTexParameteri( tex->target, GL_TEXTURE_MAG_FILTER, GL_LINEAR );
}
// set texture anisotropy if available
if( GL_Support( GL_ANISOTROPY_EXT ) && ( tex->numMips > 1 ) && !FBitSet( tex->flags, TF_ALPHACONTRAST ))
pglTexParameterf( tex->target, GL_TEXTURE_MAX_ANISOTROPY_EXT, gl_texture_anisotropy.value );
@ -288,6 +266,7 @@ GL_UpdateTextureParams
static void GL_UpdateTextureParams( int iTexture )
{
gl_texture_t *tex = &gl_textures[iTexture];
qboolean nomipmap;
Assert( tex != NULL );