diff options
author | Jakob Bornecrantz <wallbraker@gmail.com> | 2009-03-03 03:22:05 +0100 |
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committer | Jakob Bornecrantz <wallbraker@gmail.com> | 2009-03-03 03:22:05 +0100 |
commit | 1d060e36f248b2c1d2575d1e2cbd362b8345ae55 (patch) | |
tree | 93ab507b1ecb643fcb3f3c8b42c401cade6df5b7 /src/gallium/state_trackers/glx/dri/dri_screen.c | |
parent | cc9fbb16a6787e03186926b7488bfcaaf41635d9 (diff) |
st/dri2: Add DRI2 a state tracker
This was based of the unfinnished code that Keith
Whitwell started on but never finnished. I moved
the code from the glx directory because dri drivers
can be used for more things then just glx.
Diffstat (limited to 'src/gallium/state_trackers/glx/dri/dri_screen.c')
-rw-r--r-- | src/gallium/state_trackers/glx/dri/dri_screen.c | 255 |
1 files changed, 0 insertions, 255 deletions
diff --git a/src/gallium/state_trackers/glx/dri/dri_screen.c b/src/gallium/state_trackers/glx/dri/dri_screen.c deleted file mode 100644 index f7119b949a..0000000000 --- a/src/gallium/state_trackers/glx/dri/dri_screen.c +++ /dev/null @@ -1,255 +0,0 @@ -/************************************************************************** - * - * Copyright 2009, VMware, Inc. - * All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the - * "Software"), to deal in the Software without restriction, including - * without limitation the rights to use, copy, modify, merge, publish, - * distribute, sub license, and/or sell copies of the Software, and to - * permit persons to whom the Software is furnished to do so, subject to - * the following conditions: - * - * The above copyright notice and this permission notice (including the - * next paragraph) shall be included in all copies or substantial portions - * of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS - * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. - * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR - * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, - * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE - * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - * - **************************************************************************/ - -#include "utils.h" -#include "vblank.h" -#include "xmlpool.h" - -#include "dri_context.h" -#include "dri_screen.h" - -#include "pipe/p_context.h" -#include "pipe/p_screen.h" -#include "pipe/p_inlines.h" -#include "state_tracker/st_public.h" -#include "state_tracker/st_cb_fbo.h" - - -PUBLIC const char __driConfigOptions[] = - DRI_CONF_BEGIN DRI_CONF_SECTION_PERFORMANCE - DRI_CONF_FTHROTTLE_MODE(DRI_CONF_FTHROTTLE_IRQS) - DRI_CONF_VBLANK_MODE(DRI_CONF_VBLANK_DEF_INTERVAL_0) - DRI_CONF_SECTION_END DRI_CONF_SECTION_QUALITY -// DRI_CONF_FORCE_S3TC_ENABLE(false) - DRI_CONF_ALLOW_LARGE_TEXTURES(1) - DRI_CONF_SECTION_END DRI_CONF_END; - -const uint __driNConfigOptions = 3; - -static PFNGLXCREATECONTEXTMODES create_context_modes = NULL; - -extern const struct dri_extension card_extensions[]; - - - -static const __DRIextension *driScreenExtensions[] = { - &driReadDrawableExtension, - &driCopySubBufferExtension.base, - &driSwapControlExtension.base, - &driFrameTrackingExtension.base, - &driMediaStreamCounterExtension.base, - NULL -}; - - - - -static const char * -dri_get_name( struct pipe_winsys *winsys ) -{ - return "dri"; -} - - - -static void -dri_destroy_screen(__DRIscreenPrivate * sPriv) -{ - struct dri_screen *screen = dri_screen(sPriv); - - screen->pipe_screen->destroy( screen->pipe_screen ); - screen->pipe_winsys->destroy( screen->pipe_winsys ); - FREE(screen); - sPriv->private = NULL; -} - - -/** - * Get information about previous buffer swaps. - */ -static int -dri_get_swap_info(__DRIdrawablePrivate * dPriv, - __DRIswapInfo * sInfo) -{ - if (dPriv == NULL || - dPriv->driverPrivate == NULL || - sInfo == NULL) - return -1; - else - return 0; -} - -static const __DRIconfig ** -dri_fill_in_modes(__DRIscreenPrivate *psp, - unsigned pixel_bits ) -{ - __DRIconfig **configs; - __GLcontextModes *m; - unsigned num_modes; - uint8_t depth_bits_array[3]; - uint8_t stencil_bits_array[3]; - uint8_t msaa_samples_array[1]; - unsigned depth_buffer_factor; - unsigned back_buffer_factor; - GLenum fb_format; - GLenum fb_type; - int i; - - static const GLenum back_buffer_modes[] = { - GLX_NONE, GLX_SWAP_UNDEFINED_OML - }; - - depth_bits_array[0] = 0; - depth_bits_array[1] = depth_bits; - depth_bits_array[2] = depth_bits; - - stencil_bits_array[0] = 0; /* no depth or stencil */ - stencil_bits_array[1] = 0; /* z24x8 */ - stencil_bits_array[2] = 8; /* z24s8 */ - - msaa_samples_array[0] = 0; - - depth_buffer_factor = 3; - back_buffer_factor = 1; - - num_modes = depth_buffer_factor * back_buffer_factor * 4; - - if (pixel_bits == 16) { - fb_format = GL_RGB; - fb_type = GL_UNSIGNED_SHORT_5_6_5; - } - else { - fb_format = GL_BGRA; - fb_type = GL_UNSIGNED_INT_8_8_8_8_REV; - } - - configs = driCreateConfigs(fb_format, fb_type, - depth_bits_array, - stencil_bits_array, depth_buffer_factor, - back_buffer_modes, back_buffer_factor, - msaa_samples_array, 1); - if (configs == NULL) { - debug_printf("%s: driCreateConfigs failed\n", __FUNCTION__); - return NULL; - } - - return configs; -} - - - -/* This is the driver specific part of the createNewScreen entry point. - * - * Returns the __GLcontextModes supported by this driver. - */ -static const __DRIconfig **dri_init_screen(__DRIscreenPrivate *sPriv) -{ - static const __DRIversion ddx_expected = { 1, 6, 0 }; /* hw query */ - static const __DRIversion dri_expected = { 4, 0, 0 }; - static const __DRIversion drm_expected = { 1, 5, 0 }; /* hw query */ - struct dri_screen *screen; - - if (!driCheckDriDdxDrmVersions2("dri", - &sPriv->dri_version, &dri_expected, - &sPriv->ddx_version, &ddx_expected, - &sPriv->drm_version, &drm_expected)) { - return NULL; - } - - /* Set up dispatch table to cope with all known extensions: - */ - driInitExtensions( NULL, card_extensions, GL_FALSE ); - - - screen = CALLOC_STRUCT(dri_screen); - if (!screen) - goto fail; - - screen->sPriv = sPriv; - sPriv->private = (void *) screen; - - - /* Search the registered winsys' for one that likes this sPriv. - * This is required in situations where multiple devices speak to - * the same DDX and are built into the same binary. - * - * Note that cases like Intel i915 vs i965 doesn't fall into this - * category because they are built into separate binaries. - * - * Nonetheless, it's healthy to keep that level of detail out of - * this state_tracker. - */ - for (i = 0; - i < dri1_winsys_count && - screen->st_winsys == NULL; - i++) - { - screen->dri_winsys = - dri_winsys[i]->check_dri_privates( sPriv->pDevPriv, - sPriv->pSAREA - /* versions, etc?? */)); - } - - - driParseOptionInfo(&screen->optionCache, - __driConfigOptions, - __driNConfigOptions); - - - /* Plug our info back into the __DRIscreenPrivate: - */ - sPriv->private = (void *) screen; - sPriv->extensions = driScreenExtensions; - - return dri_fill_in_modes(sPriv, - dri_priv->cpp * 8, - 24, - 8, - 1); -fail: - return NULL; -} - - - -const struct __DriverAPIRec driDriverAPI = { - .InitScreen = dri_init_screen, - .DestroyScreen = dri_destroy_screen, - .CreateContext = dri_create_context, - .DestroyContext = dri_destroy_context, - .CreateBuffer = dri_create_buffer, - .DestroyBuffer = dri_destroy_buffer, - .SwapBuffers = dri_swap_buffers, - .MakeCurrent = dri_make_current, - .UnbindContext = dri_unbind_context, - .GetSwapInfo = dri_get_swap_info, - .GetDrawableMSC = driDrawableGetMSC32, - .WaitForMSC = driWaitForMSC32, - .CopySubBuffer = dri_copy_sub_buffer, - - //.InitScreen2 = dri_init_screen2, -}; |