From 429a08384c2ea66d446e46beb28e33ee3b764d52 Mon Sep 17 00:00:00 2001 From: Roland Scheidegger Date: Fri, 27 Jun 2008 16:02:43 +0200 Subject: gallium: handle msaa --- src/mesa/drivers/dri/common/utils.c | 97 ++++++++++++++++++++----------------- src/mesa/drivers/dri/common/utils.h | 3 +- 2 files changed, 54 insertions(+), 46 deletions(-) (limited to 'src/mesa/drivers/dri/common') diff --git a/src/mesa/drivers/dri/common/utils.c b/src/mesa/drivers/dri/common/utils.c index 94db319928..3cf2146dce 100644 --- a/src/mesa/drivers/dri/common/utils.c +++ b/src/mesa/drivers/dri/common/utils.c @@ -521,6 +521,9 @@ GLboolean driClipRectToFramebuffer( const GLframebuffer *buffer, * \c GLX_SWAP_UNDEFINED_OML. See the * GLX_OML_swap_method extension spec for more details. * \param num_db_modes Number of entries in \c db_modes. + * \param msaa_samples Array of msaa sample count. 0 represents a visual + * without a multisample buffer. + * \param num_msaa_modes Number of entries in \c msaa_samples. * \param visType GLX visual type. Usually either \c GLX_TRUE_COLOR or * \c GLX_DIRECT_COLOR. * @@ -542,6 +545,7 @@ driFillInModes( __GLcontextModes ** ptr_to_modes, const uint8_t * depth_bits, const uint8_t * stencil_bits, unsigned num_depth_stencil_bits, const GLenum * db_modes, unsigned num_db_modes, + const u_int8_t * msaa_samples, unsigned num_msaa_modes, int visType ) { static const uint8_t bits_table[3][4] = { @@ -607,9 +611,7 @@ driFillInModes( __GLcontextModes ** ptr_to_modes, const uint32_t * masks; const int index = fb_type & 0x07; __GLcontextModes * modes = *ptr_to_modes; - unsigned i; - unsigned j; - unsigned k; + unsigned i, j, k, h; if ( bytes_per_pixel[ index ] == 0 ) { @@ -659,49 +661,54 @@ driFillInModes( __GLcontextModes ** ptr_to_modes, for ( k = 0 ; k < num_depth_stencil_bits ; k++ ) { for ( i = 0 ; i < num_db_modes ; i++ ) { - for ( j = 0 ; j < 2 ; j++ ) { - - modes->redBits = bits[0]; - modes->greenBits = bits[1]; - modes->blueBits = bits[2]; - modes->alphaBits = bits[3]; - modes->redMask = masks[0]; - modes->greenMask = masks[1]; - modes->blueMask = masks[2]; - modes->alphaMask = masks[3]; - modes->rgbBits = modes->redBits + modes->greenBits - + modes->blueBits + modes->alphaBits; - - modes->accumRedBits = 16 * j; - modes->accumGreenBits = 16 * j; - modes->accumBlueBits = 16 * j; - modes->accumAlphaBits = (masks[3] != 0) ? 16 * j : 0; - modes->visualRating = (j == 0) ? GLX_NONE : GLX_SLOW_CONFIG; - - modes->stencilBits = stencil_bits[k]; - modes->depthBits = depth_bits[k]; - - modes->visualType = visType; - modes->renderType = GLX_RGBA_BIT; - modes->drawableType = GLX_WINDOW_BIT; - modes->rgbMode = GL_TRUE; - - if ( db_modes[i] == GLX_NONE ) { - modes->doubleBufferMode = GL_FALSE; + for ( h = 0 ; h < num_msaa_modes; h++ ) { + for ( j = 0 ; j < 2 ; j++ ) { + + modes->redBits = bits[0]; + modes->greenBits = bits[1]; + modes->blueBits = bits[2]; + modes->alphaBits = bits[3]; + modes->redMask = masks[0]; + modes->greenMask = masks[1]; + modes->blueMask = masks[2]; + modes->alphaMask = masks[3]; + modes->rgbBits = modes->redBits + modes->greenBits + + modes->blueBits + modes->alphaBits; + + modes->accumRedBits = 16 * j; + modes->accumGreenBits = 16 * j; + modes->accumBlueBits = 16 * j; + modes->accumAlphaBits = (masks[3] != 0) ? 16 * j : 0; + modes->visualRating = (j == 0) ? GLX_NONE : GLX_SLOW_CONFIG; + + modes->stencilBits = stencil_bits[k]; + modes->depthBits = depth_bits[k]; + + modes->visualType = visType; + modes->renderType = GLX_RGBA_BIT; + modes->drawableType = GLX_WINDOW_BIT; + modes->rgbMode = GL_TRUE; + + if ( db_modes[i] == GLX_NONE ) { + modes->doubleBufferMode = GL_FALSE; + } + else { + modes->doubleBufferMode = GL_TRUE; + modes->swapMethod = db_modes[i]; + } + + modes->samples = msaa_samples[h]; + modes->sampleBuffers = modes->samples ? 1 : 0; + + modes->haveAccumBuffer = ((modes->accumRedBits + + modes->accumGreenBits + + modes->accumBlueBits + + modes->accumAlphaBits) > 0); + modes->haveDepthBuffer = (modes->depthBits > 0); + modes->haveStencilBuffer = (modes->stencilBits > 0); + + modes = modes->next; } - else { - modes->doubleBufferMode = GL_TRUE; - modes->swapMethod = db_modes[i]; - } - - modes->haveAccumBuffer = ((modes->accumRedBits + - modes->accumGreenBits + - modes->accumBlueBits + - modes->accumAlphaBits) > 0); - modes->haveDepthBuffer = (modes->depthBits > 0); - modes->haveStencilBuffer = (modes->stencilBits > 0); - - modes = modes->next; } } } diff --git a/src/mesa/drivers/dri/common/utils.h b/src/mesa/drivers/dri/common/utils.h index 1067d0a8bf..20940c21b4 100644 --- a/src/mesa/drivers/dri/common/utils.h +++ b/src/mesa/drivers/dri/common/utils.h @@ -115,6 +115,7 @@ extern GLboolean driFillInModes( __GLcontextModes ** modes, GLenum fb_format, GLenum fb_type, const uint8_t * depth_bits, const uint8_t * stencil_bits, unsigned num_depth_stencil_bits, - const GLenum * db_modes, unsigned num_db_modes, int visType ); + const GLenum * db_modes, unsigned num_db_modes, + const u_int8_t * msaa_samples, unsigned num_msaa_modes, int visType ); #endif /* DRI_DEBUG_H */ -- cgit v1.2.3