diff options
Diffstat (limited to 'src/mesa/drivers/dri/r300/r300_tex.c')
| -rw-r--r-- | src/mesa/drivers/dri/r300/r300_tex.c | 71 |
1 files changed, 28 insertions, 43 deletions
diff --git a/src/mesa/drivers/dri/r300/r300_tex.c b/src/mesa/drivers/dri/r300/r300_tex.c index 606c3f8a90..2ea65f8260 100644 --- a/src/mesa/drivers/dri/r300/r300_tex.c +++ b/src/mesa/drivers/dri/r300/r300_tex.c @@ -185,53 +185,38 @@ static void r300SetTexMaxAnisotropy(r300TexObjPtr t, GLfloat max) * \param minf Texture minification mode * \param magf Texture magnification mode */ - static void r300SetTexFilter(r300TexObjPtr t, GLenum minf, GLenum magf) { - GLuint anisotropy = (t->filter & R300_TX_MAX_ANISO_MASK); + t->filter &= ~(R300_TX_MIN_FILTER_MASK | R300_TX_MIN_FILTER_MIP_MASK | R300_TX_MAG_FILTER_MASK); - t->filter &= ~(R300_TX_MIN_FILTER_MASK | R300_TX_MAG_FILTER_MASK); + switch (minf) { + case GL_NEAREST: + t->filter |= R300_TX_MIN_FILTER_NEAREST; + break; + case GL_LINEAR: + t->filter |= R300_TX_MIN_FILTER_LINEAR; + break; + case GL_NEAREST_MIPMAP_NEAREST: + t->filter |= R300_TX_MIN_FILTER_NEAREST|R300_TX_MIN_FILTER_MIP_NEAREST; + break; + case GL_NEAREST_MIPMAP_LINEAR: + t->filter |= R300_TX_MIN_FILTER_NEAREST|R300_TX_MIN_FILTER_MIP_LINEAR; + break; + case GL_LINEAR_MIPMAP_NEAREST: + t->filter |= R300_TX_MIN_FILTER_LINEAR|R300_TX_MIN_FILTER_MIP_NEAREST; + break; + case GL_LINEAR_MIPMAP_LINEAR: + t->filter |= R300_TX_MIN_FILTER_LINEAR|R300_TX_MIN_FILTER_MIP_LINEAR; + break; + } - if (anisotropy == R300_TX_MAX_ANISO_1_TO_1) { - switch (minf) { - case GL_NEAREST: - t->filter |= R300_TX_MIN_FILTER_NEAREST; - break; - case GL_LINEAR: - t->filter |= R300_TX_MIN_FILTER_LINEAR; - break; - case GL_NEAREST_MIPMAP_NEAREST: - t->filter |= R300_TX_MIN_FILTER_NEAREST_MIP_NEAREST; - break; - case GL_NEAREST_MIPMAP_LINEAR: - t->filter |= R300_TX_MIN_FILTER_NEAREST_MIP_LINEAR; - break; - case GL_LINEAR_MIPMAP_NEAREST: - t->filter |= R300_TX_MIN_FILTER_LINEAR_MIP_NEAREST; - break; - case GL_LINEAR_MIPMAP_LINEAR: - t->filter |= R300_TX_MIN_FILTER_LINEAR_MIP_LINEAR; - break; - } - } else { - switch (minf) { - case GL_NEAREST: - t->filter |= R300_TX_MIN_FILTER_ANISO_NEAREST; - break; - case GL_LINEAR: - t->filter |= R300_TX_MIN_FILTER_ANISO_LINEAR; - break; - case GL_NEAREST_MIPMAP_NEAREST: - case GL_LINEAR_MIPMAP_NEAREST: - t->filter |= - R300_TX_MIN_FILTER_ANISO_NEAREST_MIP_NEAREST; - break; - case GL_NEAREST_MIPMAP_LINEAR: - case GL_LINEAR_MIPMAP_LINEAR: - t->filter |= - R300_TX_MIN_FILTER_ANISO_NEAREST_MIP_LINEAR; - break; - } + /* Note that EXT_texture_filter_anisotropic is extremely vague about + * how anisotropic filtering interacts with the "normal" filter modes. + * When anisotropic filtering is enabled, we zero the filter setting + * inside a mip level. + */ + if (t->filter & R300_TX_MAX_ANISO_MASK) { + t->filter &= ~R300_TX_MIN_FILTER_MASK; } /* Note we don't have 3D mipmaps so only use the mag filter setting |