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i915: fix fix for anisotropic filtering

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forgot to commit the changes to actually support 4x aniso filtering...
This commit is contained in:
Roland Scheidegger 2009-04-23 21:55:25 +02:00
parent 8374379572
commit ae69a04650
1 changed files with 7 additions and 2 deletions
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9
src/mesa/drivers/dri/i915/i915_texstate.c
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@ -132,7 +132,7 @@ i915_update_tex_unit(struct intel_context *intel, GLuint unit, GLuint ss3)
struct intel_texture_object *intelObj = intel_texture_object(tObj);
struct gl_texture_image *firstImage;
GLuint *state = i915->state.Tex[unit], format, pitch;
GLint lodbias;
GLint lodbias, aniso = 0;
GLubyte border[4];
memset(state, 0, sizeof(state));
@ -230,6 +230,10 @@ i915_update_tex_unit(struct intel_context *intel, GLuint unit, GLuint ss3)
if (tObj->MaxAnisotropy > 1.0) {
minFilt = FILTER_ANISOTROPIC;
magFilt = FILTER_ANISOTROPIC;
if (tObj->MaxAnisotropy > 2.0)
aniso = SS2_MAX_ANISO_4;
else
aniso = SS2_MAX_ANISO_2;
}
else {
switch (tObj->MagFilter) {
@ -275,7 +279,8 @@ i915_update_tex_unit(struct intel_context *intel, GLuint unit, GLuint ss3)
state[I915_TEXREG_SS2] |= ((minFilt << SS2_MIN_FILTER_SHIFT) |
(mipFilt << SS2_MIP_FILTER_SHIFT) |
(magFilt << SS2_MAG_FILTER_SHIFT));
(magFilt << SS2_MAG_FILTER_SHIFT) |
aniso);
}
{