diff options
| author | Corbin Simpson <[email protected]> | 2008-06-07 01:37:35 -0700 |
|---|---|---|
| committer | Corbin Simpson <[email protected]> | 2008-06-07 01:37:35 -0700 |
| commit | 5e58e5d77792891fac953ff0ec30990f3e0ca854 (patch) | |
| tree | 9b001dfa11523b1815f237509b01a0d7373c0538 /src/mesa/drivers/dri | |
| parent | f39780242e0dc7060d716fe255977a0a89734945 (diff) | |
r5xx: Unbreak anisotropic filtering?
Not quite finished, maybe? Not sure.
Diffstat (limited to 'src/mesa/drivers/dri')
| -rw-r--r-- | src/mesa/drivers/dri/r300/r300_reg.h | 3 | ||||
| -rw-r--r-- | src/mesa/drivers/dri/r300/r300_tex.c | 19 |
2 files changed, 16 insertions, 6 deletions
diff --git a/src/mesa/drivers/dri/r300/r300_reg.h b/src/mesa/drivers/dri/r300/r300_reg.h index 999e8bc1b48..79f2fbfde77 100644 --- a/src/mesa/drivers/dri/r300/r300_reg.h +++ b/src/mesa/drivers/dri/r300/r300_reg.h @@ -1371,13 +1371,16 @@ USE OR OTHER DEALINGS IN THE SOFTWARE. # define R300_TX_MAG_FILTER_4 (0 << 9) # define R300_TX_MAG_FILTER_NEAREST (1 << 9) # define R300_TX_MAG_FILTER_LINEAR (2 << 9) +# define R300_TX_MAG_FILTER_ANISO (3 << 9) # define R300_TX_MAG_FILTER_MASK (3 << 9) # define R300_TX_MIN_FILTER_NEAREST (1 << 11) # define R300_TX_MIN_FILTER_LINEAR (2 << 11) +# define R300_TX_MIN_FILTER_ANISO (3 << 11) # define R300_TX_MIN_FILTER_MASK (3 << 11) # define R300_TX_MIN_FILTER_MIP_NONE (0 << 13) # define R300_TX_MIN_FILTER_MIP_NEAREST (1 << 13) # define R300_TX_MIN_FILTER_MIP_LINEAR (2 << 13) +# define R300_TX_MIN_FILTER_MIP_ANISO (3 << 13) # define R300_TX_MIN_FILTER_MIP_MASK (3 << 13) # define R300_TX_MAX_ANISO_1_TO_1 (0 << 21) # define R300_TX_MAX_ANISO_2_TO_1 (2 << 21) diff --git a/src/mesa/drivers/dri/r300/r300_tex.c b/src/mesa/drivers/dri/r300/r300_tex.c index 2ea65f8260e..55243dc7a47 100644 --- a/src/mesa/drivers/dri/r300/r300_tex.c +++ b/src/mesa/drivers/dri/r300/r300_tex.c @@ -184,11 +184,20 @@ static void r300SetTexMaxAnisotropy(r300TexObjPtr t, GLfloat max) * \param t Texture whose filter modes are to be set * \param minf Texture minification mode * \param magf Texture magnification mode + * \param anisotropy Maximum anisotropy level */ -static void r300SetTexFilter(r300TexObjPtr t, GLenum minf, GLenum magf) +static void r300SetTexFilter(r300TexObjPtr t, GLenum minf, GLenum magf, GLfloat anisotropy) { t->filter &= ~(R300_TX_MIN_FILTER_MASK | R300_TX_MIN_FILTER_MIP_MASK | R300_TX_MAG_FILTER_MASK); + if (anisotropy > 1.0) { + t->filter |= R300_TX_MAG_FILTER_ANISO + | R300_TX_MIN_FILTER_ANISO + | R300_TX_MIN_FILTER_MIP_ANISO; + r300SetTexMaxAnisotropy(t, anisotropy); + return; + } + switch (minf) { case GL_NEAREST: t->filter |= R300_TX_MIN_FILTER_NEAREST; @@ -216,7 +225,7 @@ static void r300SetTexFilter(r300TexObjPtr t, GLenum minf, GLenum magf) * inside a mip level. */ if (t->filter & R300_TX_MAX_ANISO_MASK) { - t->filter &= ~R300_TX_MIN_FILTER_MASK; + /* t->filter &= ~R300_TX_MIN_FILTER_MASK; */ } /* Note we don't have 3D mipmaps so only use the mag filter setting @@ -263,8 +272,7 @@ static r300TexObjPtr r300AllocTexObj(struct gl_texture_object *texObj) make_empty_list(&t->base); r300SetTexWrap(t, texObj->WrapS, texObj->WrapT, texObj->WrapR); - r300SetTexMaxAnisotropy(t, texObj->MaxAnisotropy); - r300SetTexFilter(t, texObj->MinFilter, texObj->MagFilter); + r300SetTexFilter(t, texObj->MinFilter, texObj->MagFilter, texObj->MaxAnisotropy); r300SetTexBorderColor(t, texObj->_BorderChan); } @@ -1035,8 +1043,7 @@ static void r300TexParameter(GLcontext * ctx, GLenum target, case GL_TEXTURE_MIN_FILTER: case GL_TEXTURE_MAG_FILTER: case GL_TEXTURE_MAX_ANISOTROPY_EXT: - r300SetTexMaxAnisotropy(t, texObj->MaxAnisotropy); - r300SetTexFilter(t, texObj->MinFilter, texObj->MagFilter); + r300SetTexFilter(t, texObj->MinFilter, texObj->MagFilter, texObj->MaxAnisotropy); break; case GL_TEXTURE_WRAP_S: |