diff options
| author | Eric Anholt <[email protected]> | 2009-03-18 12:07:09 -0700 |
|---|---|---|
| committer | Eric Anholt <[email protected]> | 2009-03-20 10:41:28 -0700 |
| commit | 66175aac7609ad314f25fbdff0d3958af310dc24 (patch) | |
| tree | c8b80a86679d765d76285f5f98f97d6276ddc167 /src/mesa/drivers/dri/i915 | |
| parent | cf0122e892df56bc3b013e5d92e487d0fd65f23d (diff) | |
Fix DRI2 accelerated EXT_texture_from_pixmap with GL_RGB format.
This requires upgrading the interface so that the argument to
glXBindTexImageEXT isn't just dropped on the floor. Note that this only
fixes the accelerated path on Intel, as Mesa's texture format support is
missing x8r8g8b8 support (right now, GL_RGB textures get uploaded as a8r8gb8,
but in this case we're not doing the upload so we can't really work around it
that way).
Fixes bugs with compositors trying to use shaders that use alpha channels, on
windows without a valid alpha channel. Bug #19910 and likely others as well.
Reviewed-by: Ian Romanick <[email protected]>
Diffstat (limited to 'src/mesa/drivers/dri/i915')
| -rw-r--r-- | src/mesa/drivers/dri/i915/i830_texstate.c | 10 | ||||
| -rw-r--r-- | src/mesa/drivers/dri/i915/i915_texstate.c | 11 |
2 files changed, 15 insertions, 6 deletions
diff --git a/src/mesa/drivers/dri/i915/i830_texstate.c b/src/mesa/drivers/dri/i915/i830_texstate.c index c718bb0055d..df43b779a79 100644 --- a/src/mesa/drivers/dri/i915/i830_texstate.c +++ b/src/mesa/drivers/dri/i915/i830_texstate.c @@ -38,7 +38,7 @@ static GLuint -translate_texture_format(GLuint mesa_format) +translate_texture_format(GLuint mesa_format, GLuint internal_format) { switch (mesa_format) { case MESA_FORMAT_L8: @@ -56,7 +56,10 @@ translate_texture_format(GLuint mesa_format) case MESA_FORMAT_ARGB4444: return MAPSURF_16BIT | MT_16BIT_ARGB4444; case MESA_FORMAT_ARGB8888: - return MAPSURF_32BIT | MT_32BIT_ARGB8888; + if (internal_format == GL_RGB) + return MAPSURF_32BIT | MT_32BIT_XRGB8888; + else + return MAPSURF_32BIT | MT_32BIT_ARGB8888; case MESA_FORMAT_YCBCR_REV: return (MAPSURF_422 | MT_422_YCRCB_NORMAL); case MESA_FORMAT_YCBCR: @@ -162,7 +165,8 @@ i830_update_tex_unit(struct intel_context *intel, GLuint unit, GLuint ss3) 0, intelObj-> firstLevel); - format = translate_texture_format(firstImage->TexFormat->MesaFormat); + format = translate_texture_format(firstImage->TexFormat->MesaFormat, + firstImage->InternalFormat); pitch = intelObj->mt->pitch * intelObj->mt->cpp; } diff --git a/src/mesa/drivers/dri/i915/i915_texstate.c b/src/mesa/drivers/dri/i915/i915_texstate.c index adbb52a3a3b..6d25f8dd8ef 100644 --- a/src/mesa/drivers/dri/i915/i915_texstate.c +++ b/src/mesa/drivers/dri/i915/i915_texstate.c @@ -37,7 +37,8 @@ static GLuint -translate_texture_format(GLuint mesa_format, GLenum DepthMode) +translate_texture_format(GLuint mesa_format, GLuint internal_format, + GLenum DepthMode) { switch (mesa_format) { case MESA_FORMAT_L8: @@ -55,7 +56,10 @@ translate_texture_format(GLuint mesa_format, GLenum DepthMode) case MESA_FORMAT_ARGB4444: return MAPSURF_16BIT | MT_16BIT_ARGB4444; case MESA_FORMAT_ARGB8888: - return MAPSURF_32BIT | MT_32BIT_ARGB8888; + if (internal_format == GL_RGB) + return MAPSURF_32BIT | MT_32BIT_XRGB8888; + else + return MAPSURF_32BIT | MT_32BIT_ARGB8888; case MESA_FORMAT_YCBCR_REV: return (MAPSURF_422 | MT_422_YCRCB_NORMAL); case MESA_FORMAT_YCBCR: @@ -173,7 +177,8 @@ i915_update_tex_unit(struct intel_context *intel, GLuint unit, GLuint ss3) firstLevel); format = translate_texture_format(firstImage->TexFormat->MesaFormat, - tObj->DepthMode); + firstImage->InternalFormat, + tObj->DepthMode); pitch = intelObj->mt->pitch * intelObj->mt->cpp; } |