*/
#include "utils.h"
-#include "vblank.h"
#include "xmlpool.h"
#include "dri_screen.h"
-#include "dri_context.h"
-#include "dri_drawable.h"
-#include "pipe/p_context.h"
+#include "util/u_inlines.h"
#include "pipe/p_screen.h"
-#include "pipe/p_inlines.h"
#include "pipe/p_format.h"
-#include "state_tracker/drm_api.h"
-#include "state_tracker/dri1_api.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 const __DRItexBufferExtension dri2TexBufferExtension = {
- { __DRI_TEX_BUFFER, __DRI_TEX_BUFFER_VERSION },
- dri2_set_tex_buffer,
- dri2_set_tex_buffer2,
+#include "pipe-loader/pipe_loader.h"
+#include "state_tracker/st_gl_api.h" /* for st_gl_api_create */
+#include "state_tracker/drm_driver.h"
+
+#include "util/u_debug.h"
+#include "util/u_format_s3tc.h"
+
+#define MSAA_VISUAL_MAX_SAMPLES 32
+
+#undef false
+
+const __DRIconfigOptionsExtension gallium_config_options = {
+ .base = { __DRI_CONFIG_OPTIONS, 1 },
+ .xml =
+
+ DRI_CONF_BEGIN
+ DRI_CONF_SECTION_QUALITY
+ DRI_CONF_FORCE_S3TC_ENABLE("false")
+ DRI_CONF_PP_CELSHADE(0)
+ DRI_CONF_PP_NORED(0)
+ DRI_CONF_PP_NOGREEN(0)
+ DRI_CONF_PP_NOBLUE(0)
+ DRI_CONF_PP_JIMENEZMLAA(0, 0, 32)
+ DRI_CONF_PP_JIMENEZMLAA_COLOR(0, 0, 32)
+ DRI_CONF_SECTION_END
+
+ DRI_CONF_SECTION_DEBUG
+ DRI_CONF_FORCE_GLSL_EXTENSIONS_WARN("false")
+ DRI_CONF_DISABLE_GLSL_LINE_CONTINUATIONS("false")
+ DRI_CONF_DISABLE_BLEND_FUNC_EXTENDED("false")
+ DRI_CONF_DISABLE_SHADER_BIT_ENCODING("false")
+ DRI_CONF_FORCE_GLSL_VERSION(0)
+ DRI_CONF_SECTION_END
+
+ DRI_CONF_SECTION_MISCELLANEOUS
+ DRI_CONF_ALWAYS_HAVE_DEPTH_BUFFER("false")
+ DRI_CONF_SECTION_END
+ DRI_CONF_END
};
- static const __DRIextension *dri_screen_extensions[] = {
- &driReadDrawableExtension,
- &driCopySubBufferExtension.base,
- &driSwapControlExtension.base,
- &driFrameTrackingExtension.base,
- &driMediaStreamCounterExtension.base,
- &dri2TexBufferExtension.base,
- NULL
- };
-
-struct dri1_api *__dri1_api_hooks = NULL;
+#define false 0
static const __DRIconfig **
-dri_fill_in_modes(struct dri_screen *screen,
- unsigned pixel_bits)
+dri_fill_in_modes(struct dri_screen *screen)
{
+ static const mesa_format mesa_formats[3] = {
+ MESA_FORMAT_B8G8R8A8_UNORM,
+ MESA_FORMAT_B8G8R8X8_UNORM,
+ MESA_FORMAT_B5G6R5_UNORM,
+ };
+ static const enum pipe_format pipe_formats[3] = {
+ PIPE_FORMAT_BGRA8888_UNORM,
+ PIPE_FORMAT_BGRX8888_UNORM,
+ PIPE_FORMAT_B5G6R5_UNORM,
+ };
+ mesa_format format;
__DRIconfig **configs = NULL;
- unsigned num_modes;
uint8_t depth_bits_array[5];
uint8_t stencil_bits_array[5];
- uint8_t msaa_samples_array[1];
unsigned depth_buffer_factor;
- unsigned back_buffer_factor;
- unsigned msaa_samples_factor;
- struct pipe_screen *p_screen = screen->pipe_screen;
- boolean pf_r5g6b5, pf_a8r8g8b8, pf_x8r8g8b8;
+ unsigned msaa_samples_max;
+ unsigned i;
+ struct pipe_screen *p_screen = screen->base.screen;
boolean pf_z16, pf_x8z24, pf_z24x8, pf_s8z24, pf_z24s8, pf_z32;
static const GLenum back_buffer_modes[] = {
GLX_NONE, GLX_SWAP_UNDEFINED_OML, GLX_SWAP_COPY_OML
};
- depth_bits_array[0] = 0;
- stencil_bits_array[0] = 0;
- depth_buffer_factor = 1;
-
+ if (driQueryOptionb(&screen->optionCache, "always_have_depth_buffer")) {
+ /* all visuals will have a depth buffer */
+ depth_buffer_factor = 0;
+ }
+ else {
+ depth_bits_array[0] = 0;
+ stencil_bits_array[0] = 0;
+ depth_buffer_factor = 1;
+ }
+
+ msaa_samples_max = (screen->st_api->feature_mask & ST_API_FEATURE_MS_VISUALS_MASK)
+ ? MSAA_VISUAL_MAX_SAMPLES : 1;
+
+ pf_x8z24 = p_screen->is_format_supported(p_screen, PIPE_FORMAT_Z24X8_UNORM,
+ PIPE_TEXTURE_2D, 0,
+ PIPE_BIND_DEPTH_STENCIL);
+ pf_z24x8 = p_screen->is_format_supported(p_screen, PIPE_FORMAT_X8Z24_UNORM,
+ PIPE_TEXTURE_2D, 0,
+ PIPE_BIND_DEPTH_STENCIL);
+ pf_s8z24 = p_screen->is_format_supported(p_screen, PIPE_FORMAT_Z24_UNORM_S8_UINT,
+ PIPE_TEXTURE_2D, 0,
+ PIPE_BIND_DEPTH_STENCIL);
+ pf_z24s8 = p_screen->is_format_supported(p_screen, PIPE_FORMAT_S8_UINT_Z24_UNORM,
+ PIPE_TEXTURE_2D, 0,
+ PIPE_BIND_DEPTH_STENCIL);
pf_z16 = p_screen->is_format_supported(p_screen, PIPE_FORMAT_Z16_UNORM,
- PIPE_TEXTURE_2D,
- PIPE_TEXTURE_USAGE_DEPTH_STENCIL, 0);
+ PIPE_TEXTURE_2D, 0,
+ PIPE_BIND_DEPTH_STENCIL);
pf_z32 = p_screen->is_format_supported(p_screen, PIPE_FORMAT_Z32_UNORM,
- PIPE_TEXTURE_2D,
- PIPE_TEXTURE_USAGE_DEPTH_STENCIL, 0);
- pf_x8z24 = p_screen->is_format_supported(p_screen, PIPE_FORMAT_X8Z24_UNORM,
- PIPE_TEXTURE_2D,
- PIPE_TEXTURE_USAGE_DEPTH_STENCIL, 0);
- pf_z24x8 = p_screen->is_format_supported(p_screen, PIPE_FORMAT_Z24X8_UNORM,
- PIPE_TEXTURE_2D,
- PIPE_TEXTURE_USAGE_DEPTH_STENCIL, 0);
- pf_s8z24 = p_screen->is_format_supported(p_screen, PIPE_FORMAT_S8Z24_UNORM,
- PIPE_TEXTURE_2D,
- PIPE_TEXTURE_USAGE_DEPTH_STENCIL, 0);
- pf_z24s8 = p_screen->is_format_supported(p_screen, PIPE_FORMAT_Z24S8_UNORM,
- PIPE_TEXTURE_2D,
- PIPE_TEXTURE_USAGE_DEPTH_STENCIL, 0);
- pf_r5g6b5 = p_screen->is_format_supported(p_screen, PIPE_FORMAT_R5G6B5_UNORM,
- PIPE_TEXTURE_2D,
- PIPE_TEXTURE_USAGE_RENDER_TARGET, 0);
- pf_a8r8g8b8 = p_screen->is_format_supported(p_screen, PIPE_FORMAT_A8R8G8B8_UNORM,
- PIPE_TEXTURE_2D,
- PIPE_TEXTURE_USAGE_RENDER_TARGET, 0);
- pf_x8r8g8b8 = p_screen->is_format_supported(p_screen, PIPE_FORMAT_X8R8G8B8_UNORM,
- PIPE_TEXTURE_2D,
- PIPE_TEXTURE_USAGE_RENDER_TARGET, 0);
+ PIPE_TEXTURE_2D, 0,
+ PIPE_BIND_DEPTH_STENCIL);
if (pf_z16) {
depth_bits_array[depth_buffer_factor] = 16;
stencil_bits_array[depth_buffer_factor++] = 0;
}
- msaa_samples_array[0] = 0;
- back_buffer_factor = 3;
- msaa_samples_factor = 1;
-
- num_modes =
- depth_buffer_factor * back_buffer_factor * msaa_samples_factor * 4;
-
- if (pixel_bits == 16 && pf_r5g6b5) {
- configs = driCreateConfigs(GL_RGB, GL_UNSIGNED_SHORT_5_6_5,
- depth_bits_array, stencil_bits_array,
- depth_buffer_factor, back_buffer_modes,
- back_buffer_factor,
- msaa_samples_array, 1);
- } else {
- __DRIconfig **configs_a8r8g8b8 = NULL;
- __DRIconfig **configs_x8r8g8b8 = NULL;
-
- if (pf_a8r8g8b8)
- configs_a8r8g8b8 = driCreateConfigs(GL_BGRA, GL_UNSIGNED_INT_8_8_8_8_REV,
- depth_bits_array,
- stencil_bits_array,
- depth_buffer_factor,
- back_buffer_modes,
- back_buffer_factor,
- msaa_samples_array, 1);
- if (pf_x8r8g8b8)
- configs_x8r8g8b8 = driCreateConfigs(GL_BGR, GL_UNSIGNED_INT_8_8_8_8_REV,
- depth_bits_array,
- stencil_bits_array,
- depth_buffer_factor,
- back_buffer_modes,
- back_buffer_factor,
- msaa_samples_array, 1);
-
- if (configs_a8r8g8b8 && configs_x8r8g8b8)
- configs = driConcatConfigs(configs_x8r8g8b8, configs_a8r8g8b8);
- else if (configs_a8r8g8b8)
- configs = configs_a8r8g8b8;
- else if (configs_x8r8g8b8)
- configs = configs_x8r8g8b8;
- else
- configs = NULL;
+ assert(Elements(mesa_formats) == Elements(pipe_formats));
+
+ /* Add configs. */
+ for (format = 0; format < Elements(mesa_formats); format++) {
+ __DRIconfig **new_configs = NULL;
+ unsigned num_msaa_modes = 0; /* includes a single-sample mode */
+ uint8_t msaa_modes[MSAA_VISUAL_MAX_SAMPLES];
+
+ for (i = 1; i <= msaa_samples_max; i++) {
+ int samples = i > 1 ? i : 0;
+
+ if (p_screen->is_format_supported(p_screen, pipe_formats[format],
+ PIPE_TEXTURE_2D, samples,
+ PIPE_BIND_RENDER_TARGET)) {
+ msaa_modes[num_msaa_modes++] = samples;
+ }
+ }
+
+ if (num_msaa_modes) {
+ /* Single-sample configs with an accumulation buffer. */
+ new_configs = driCreateConfigs(mesa_formats[format],
+ depth_bits_array, stencil_bits_array,
+ depth_buffer_factor, back_buffer_modes,
+ Elements(back_buffer_modes),
+ msaa_modes, 1,
+ GL_TRUE);
+ configs = driConcatConfigs(configs, new_configs);
+
+ /* Multi-sample configs without an accumulation buffer. */
+ if (num_msaa_modes > 1) {
+ new_configs = driCreateConfigs(mesa_formats[format],
+ depth_bits_array, stencil_bits_array,
+ depth_buffer_factor, back_buffer_modes,
+ Elements(back_buffer_modes),
+ msaa_modes+1, num_msaa_modes-1,
+ GL_FALSE);
+ configs = driConcatConfigs(configs, new_configs);
+ }
+ }
}
if (configs == NULL) {
return NULL;
}
- return (const const __DRIconfig **)configs;
+ return (const __DRIconfig **)configs;
+}
+
+/* The Gallium way to force MSAA. */
+DEBUG_GET_ONCE_NUM_OPTION(msaa, "GALLIUM_MSAA", 0);
+
+/* The NVIDIA way to force MSAA. The same variable is used by the NVIDIA
+ * driver. */
+DEBUG_GET_ONCE_NUM_OPTION(msaa_nv, "__GL_FSAA_MODE", 0);
+
+static void
+dri_force_msaa_visual(struct st_visual *stvis,
+ struct pipe_screen *screen)
+{
+ int i;
+ int samples = debug_get_option_msaa();
+
+ if (!samples)
+ samples = debug_get_option_msaa_nv();
+
+ if (samples <= 1)
+ return; /* nothing to do */
+
+ /* Choose a supported sample count greater than or equal to samples. */
+ for (i = samples; i <= MSAA_VISUAL_MAX_SAMPLES; i++) {
+ if (screen->is_format_supported(screen, stvis->color_format,
+ PIPE_TEXTURE_2D, i,
+ PIPE_BIND_RENDER_TARGET)) {
+ stvis->samples = i;
+ break;
+ }
+ }
}
/**
- * Get information about previous buffer swaps.
+ * Roughly the converse of dri_fill_in_modes.
*/
-static int
-dri_get_swap_info(__DRIdrawablePrivate * dPriv, __DRIswapInfo * sInfo)
+void
+dri_fill_st_visual(struct st_visual *stvis, struct dri_screen *screen,
+ const struct gl_config *mode)
{
- if (dPriv == NULL || dPriv->driverPrivate == NULL || sInfo == NULL)
- return -1;
- else
- return 0;
+ memset(stvis, 0, sizeof(*stvis));
+
+ if (!mode)
+ return;
+
+ if (mode->redBits == 8) {
+ if (mode->alphaBits == 8)
+ stvis->color_format = PIPE_FORMAT_BGRA8888_UNORM;
+ else
+ stvis->color_format = PIPE_FORMAT_BGRX8888_UNORM;
+ } else {
+ stvis->color_format = PIPE_FORMAT_B5G6R5_UNORM;
+ }
+
+ if (mode->sampleBuffers) {
+ stvis->samples = mode->samples;
+ }
+ else {
+ /* This must be done after stvis->color_format is set. */
+ dri_force_msaa_visual(stvis, screen->base.screen);
+ }
+
+ switch (mode->depthBits) {
+ default:
+ case 0:
+ stvis->depth_stencil_format = PIPE_FORMAT_NONE;
+ break;
+ case 16:
+ stvis->depth_stencil_format = PIPE_FORMAT_Z16_UNORM;
+ break;
+ case 24:
+ if (mode->stencilBits == 0) {
+ stvis->depth_stencil_format = (screen->d_depth_bits_last) ?
+ PIPE_FORMAT_Z24X8_UNORM:
+ PIPE_FORMAT_X8Z24_UNORM;
+ } else {
+ stvis->depth_stencil_format = (screen->sd_depth_bits_last) ?
+ PIPE_FORMAT_Z24_UNORM_S8_UINT:
+ PIPE_FORMAT_S8_UINT_Z24_UNORM;
+ }
+ break;
+ case 32:
+ stvis->depth_stencil_format = PIPE_FORMAT_Z32_UNORM;
+ break;
+ }
+
+ stvis->accum_format = (mode->haveAccumBuffer) ?
+ PIPE_FORMAT_R16G16B16A16_SNORM : PIPE_FORMAT_NONE;
+
+ stvis->buffer_mask |= ST_ATTACHMENT_FRONT_LEFT_MASK;
+ stvis->render_buffer = ST_ATTACHMENT_FRONT_LEFT;
+ if (mode->doubleBufferMode) {
+ stvis->buffer_mask |= ST_ATTACHMENT_BACK_LEFT_MASK;
+ stvis->render_buffer = ST_ATTACHMENT_BACK_LEFT;
+ }
+ if (mode->stereoMode) {
+ stvis->buffer_mask |= ST_ATTACHMENT_FRONT_RIGHT_MASK;
+ if (mode->doubleBufferMode)
+ stvis->buffer_mask |= ST_ATTACHMENT_BACK_RIGHT_MASK;
+ }
+
+ if (mode->haveDepthBuffer || mode->haveStencilBuffer)
+ stvis->buffer_mask |= ST_ATTACHMENT_DEPTH_STENCIL_MASK;
+ /* let the state tracker allocate the accum buffer */
}
-static INLINE void
-dri_copy_version(struct dri1_api_version *dst,
- const struct __DRIversionRec *src)
+static boolean
+dri_get_egl_image(struct st_manager *smapi,
+ void *egl_image,
+ struct st_egl_image *stimg)
{
- dst->major = src->major;
- dst->minor = src->minor;
- dst->patch_level = src->patch;
+ struct dri_screen *screen = (struct dri_screen *)smapi;
+ __DRIimage *img = NULL;
+
+ if (screen->lookup_egl_image) {
+ img = screen->lookup_egl_image(screen, egl_image);
+ }
+
+ if (!img)
+ return FALSE;
+
+ stimg->texture = NULL;
+ pipe_resource_reference(&stimg->texture, img->texture);
+ stimg->level = img->level;
+ stimg->layer = img->layer;
+
+ return TRUE;
}
-static const __DRIconfig **
-dri_init_screen(__DRIscreenPrivate * sPriv)
+static int
+dri_get_param(struct st_manager *smapi,
+ enum st_manager_param param)
{
- struct dri_screen *screen;
- const __DRIconfig **configs;
- struct dri1_create_screen_arg arg;
-
- screen = CALLOC_STRUCT(dri_screen);
- if (!screen)
- return NULL;
+ struct dri_screen *screen = (struct dri_screen *)smapi;
- screen->api = drm_api_create();
- screen->sPriv = sPriv;
- screen->fd = sPriv->fd;
- screen->drmLock = (drmLock *) & sPriv->pSAREA->lock;
-
- sPriv->private = (void *)screen;
- sPriv->extensions = dri_screen_extensions;
-
- arg.base.mode = DRM_CREATE_DRI1;
- arg.lf = &dri1_lf;
- arg.ddx_info = sPriv->pDevPriv;
- arg.ddx_info_size = sPriv->devPrivSize;
- arg.sarea = sPriv->pSAREA;
- dri_copy_version(&arg.ddx_version, &sPriv->ddx_version);
- dri_copy_version(&arg.dri_version, &sPriv->dri_version);
- dri_copy_version(&arg.drm_version, &sPriv->drm_version);
- arg.api = NULL;
-
- screen->pipe_screen = screen->api->create_screen(screen->api, screen->fd, &arg.base);
-
- if (!screen->pipe_screen || !arg.api) {
- debug_printf("%s: failed to create dri1 screen\n", __FUNCTION__);
- goto out_no_screen;
+ switch(param) {
+ case ST_MANAGER_BROKEN_INVALIDATE:
+ return screen->broken_invalidate;
+ default:
+ return 0;
}
+}
- __dri1_api_hooks = arg.api;
+static void
+dri_destroy_option_cache(struct dri_screen * screen)
+{
+ int i;
+
+ if (screen->optionCache.info) {
+ for (i = 0; i < (1 << screen->optionCache.tableSize); ++i) {
+ free(screen->optionCache.info[i].name);
+ free(screen->optionCache.info[i].ranges);
+ }
+ free(screen->optionCache.info);
+ }
- screen->pipe_screen->flush_frontbuffer = dri1_flush_frontbuffer;
- driParseOptionInfo(&screen->optionCache,
- __driConfigOptions, __driNConfigOptions);
+ free(screen->optionCache.values);
- /**
- * FIXME: If the driver supports format conversion swapbuffer blits, we might
- * want to support other color bit depths than the server is currently
- * using.
+ /* Default values are copied to screen->optionCache->values in
+ * initOptionCache. The info field, however, is a pointer copy, so don't free
+ * that twice.
*/
+ free(screen->optionCacheDefaults.values);
+}
- configs = dri_fill_in_modes(screen, sPriv->fbBPP);
- if (!configs)
- goto out_no_configs;
+void
+dri_destroy_screen_helper(struct dri_screen * screen)
+{
+ if (screen->st_api && screen->st_api->destroy)
+ screen->st_api->destroy(screen->st_api);
- return configs;
- out_no_configs:
- screen->pipe_screen->destroy(screen->pipe_screen);
- out_no_screen:
- FREE(screen);
- return NULL;
+ if (screen->base.screen)
+ screen->base.screen->destroy(screen->base.screen);
+
+ dri_destroy_option_cache(screen);
}
-/**
- * This is the driver specific part of the createNewScreen entry point.
- *
- * Returns the __GLcontextModes supported by this driver.
- */
-static const __DRIconfig **
-dri_init_screen2(__DRIscreenPrivate * sPriv)
+void
+dri_destroy_screen(__DRIscreen * sPriv)
{
- struct dri_screen *screen;
- struct drm_create_screen_arg arg;
- const __DRIdri2LoaderExtension *dri2_ext =
- sPriv->dri2.loader;
-
- screen = CALLOC_STRUCT(dri_screen);
- if (!screen)
- goto fail;
-
- screen->api = drm_api_create();
- screen->sPriv = sPriv;
- screen->fd = sPriv->fd;
- sPriv->private = (void *)screen;
- sPriv->extensions = dri_screen_extensions;
- arg.mode = DRM_CREATE_NORMAL;
-
- screen->pipe_screen = screen->api->create_screen(screen->api, screen->fd, &arg);
- if (!screen->pipe_screen) {
- debug_printf("%s: failed to create pipe_screen\n", __FUNCTION__);
- goto fail;
- }
-
- /* We need to hook in here */
- screen->pipe_screen->flush_frontbuffer = dri_flush_frontbuffer;
+ struct dri_screen *screen = dri_screen(sPriv);
- driParseOptionInfo(&screen->optionCache,
- __driConfigOptions, __driNConfigOptions);
+ dri_destroy_screen_helper(screen);
- screen->auto_fake_front = dri2_ext->base.version >= 3 &&
- dri2_ext->getBuffersWithFormat != NULL;
+#if !GALLIUM_STATIC_TARGETS
+ pipe_loader_release(&screen->dev, 1);
+#endif // !GALLIUM_STATIC_TARGETS
- return dri_fill_in_modes(screen, 32);
- fail:
- return NULL;
+ free(screen);
+ sPriv->driverPrivate = NULL;
+ sPriv->extensions = NULL;
}
static void
-dri_destroy_screen(__DRIscreenPrivate * sPriv)
+dri_postprocessing_init(struct dri_screen *screen)
{
- struct dri_screen *screen = dri_screen(sPriv);
+ unsigned i;
- screen->pipe_screen->destroy(screen->pipe_screen);
- FREE(screen);
- sPriv->private = NULL;
+ for (i = 0; i < PP_FILTERS; i++) {
+ screen->pp_enabled[i] = driQueryOptioni(&screen->optionCache,
+ pp_filters[i].name);
+ }
}
-PUBLIC 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,
- .InitScreen = dri_init_screen,
- .InitScreen2 = dri_init_screen2,
-};
+const __DRIconfig **
+dri_init_screen_helper(struct dri_screen *screen,
+ struct pipe_screen *pscreen,
+ const char* driver_name)
+{
+ screen->base.screen = pscreen;
+ if (!screen->base.screen) {
+ debug_printf("%s: failed to create pipe_screen\n", __FUNCTION__);
+ return NULL;
+ }
+
+ screen->base.get_egl_image = dri_get_egl_image;
+ screen->base.get_param = dri_get_param;
+
+ screen->st_api = st_gl_api_create();
+ if (!screen->st_api)
+ return NULL;
+
+ if(pscreen->get_param(pscreen, PIPE_CAP_NPOT_TEXTURES))
+ screen->target = PIPE_TEXTURE_2D;
+ else
+ screen->target = PIPE_TEXTURE_RECT;
+
+ driParseOptionInfo(&screen->optionCacheDefaults, gallium_config_options.xml);
+
+ driParseConfigFiles(&screen->optionCache,
+ &screen->optionCacheDefaults,
+ screen->sPriv->myNum,
+ driver_name);
+
+ /* Handle force_s3tc_enable. */
+ if (!util_format_s3tc_enabled &&
+ driQueryOptionb(&screen->optionCache, "force_s3tc_enable")) {
+ /* Ensure libtxc_dxtn has been loaded if available.
+ * Forcing S3TC on before calling this would prevent loading
+ * the library.
+ * This is just a precaution, the driver should have called it
+ * already.
+ */
+ util_format_s3tc_init();
+
+ util_format_s3tc_enabled = TRUE;
+ }
+
+ dri_postprocessing_init(screen);
+
+ /* gallium drivers don't declare what version of GL they support, so we
+ * check the computed Mesa context version after context creation and fail
+ * out then.
+ */
+ if (screen->st_api->profile_mask & ST_PROFILE_DEFAULT_MASK)
+ screen->sPriv->max_gl_compat_version = 30;
+ if (screen->st_api->profile_mask & ST_PROFILE_OPENGL_CORE_MASK)
+ screen->sPriv->max_gl_core_version = 33;
+ if (screen->st_api->profile_mask & ST_PROFILE_OPENGL_ES1_MASK)
+ screen->sPriv->max_gl_es1_version = 11;
+ if (screen->st_api->profile_mask & ST_PROFILE_OPENGL_ES2_MASK)
+ screen->sPriv->max_gl_es2_version = 30;
+
+ return dri_fill_in_modes(screen);
+}
/* vim: set sw=3 ts=8 sts=3 expandtab: */