| /************************************************************************** |
| * |
| * 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 VMWARE 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. |
| * |
| **************************************************************************/ |
| /* |
| * Author: Keith Whitwell <keithw@vmware.com> |
| * Author: Jakob Bornecrantz <wallbraker@gmail.com> |
| */ |
| |
| #include "utils.h" |
| #include "xmlpool.h" |
| |
| #include "dri_screen.h" |
| #include "dri_context.h" |
| |
| #include "util/u_inlines.h" |
| #include "pipe/p_screen.h" |
| #include "pipe/p_format.h" |
| #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_PERFORMANCE |
| DRI_CONF_MESA_GLTHREAD("false") |
| DRI_CONF_SECTION_END |
| |
| 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_ALLOW_GLSL_EXTENSION_DIRECTIVE_MIDSHADER("false") |
| DRI_CONF_ALLOW_HIGHER_COMPAT_VERSION("false") |
| DRI_CONF_FORCE_GLSL_ABS_SQRT("false") |
| DRI_CONF_SECTION_END |
| |
| DRI_CONF_SECTION_MISCELLANEOUS |
| DRI_CONF_ALWAYS_HAVE_DEPTH_BUFFER("false") |
| DRI_CONF_GLSL_ZERO_INIT("false") |
| DRI_CONF_SECTION_END |
| DRI_CONF_END |
| }; |
| |
| #define false 0 |
| |
| static void |
| dri_fill_st_options(struct dri_screen *screen) |
| { |
| struct st_config_options *options = &screen->options; |
| const struct driOptionCache *optionCache = &screen->optionCache; |
| |
| options->disable_blend_func_extended = |
| driQueryOptionb(optionCache, "disable_blend_func_extended"); |
| options->disable_glsl_line_continuations = |
| driQueryOptionb(optionCache, "disable_glsl_line_continuations"); |
| options->disable_shader_bit_encoding = |
| driQueryOptionb(optionCache, "disable_shader_bit_encoding"); |
| options->force_glsl_extensions_warn = |
| driQueryOptionb(optionCache, "force_glsl_extensions_warn"); |
| options->force_glsl_version = |
| driQueryOptioni(optionCache, "force_glsl_version"); |
| options->force_s3tc_enable = |
| driQueryOptionb(optionCache, "force_s3tc_enable"); |
| options->allow_glsl_extension_directive_midshader = |
| driQueryOptionb(optionCache, "allow_glsl_extension_directive_midshader"); |
| options->allow_higher_compat_version = |
| driQueryOptionb(optionCache, "allow_higher_compat_version"); |
| options->glsl_zero_init = driQueryOptionb(optionCache, "glsl_zero_init"); |
| options->force_glsl_abs_sqrt = |
| driQueryOptionb(optionCache, "force_glsl_abs_sqrt"); |
| |
| driComputeOptionsSha1(optionCache, options->config_options_sha1); |
| } |
| |
| static const __DRIconfig ** |
| dri_fill_in_modes(struct dri_screen *screen) |
| { |
| static const mesa_format mesa_formats[] = { |
| MESA_FORMAT_B8G8R8A8_UNORM, |
| MESA_FORMAT_B8G8R8X8_UNORM, |
| MESA_FORMAT_B8G8R8A8_SRGB, |
| MESA_FORMAT_B8G8R8X8_SRGB, |
| MESA_FORMAT_B5G6R5_UNORM, |
| }; |
| static const enum pipe_format pipe_formats[] = { |
| PIPE_FORMAT_BGRA8888_UNORM, |
| PIPE_FORMAT_BGRX8888_UNORM, |
| PIPE_FORMAT_BGRA8888_SRGB, |
| PIPE_FORMAT_BGRX8888_SRGB, |
| PIPE_FORMAT_B5G6R5_UNORM, |
| }; |
| mesa_format format; |
| __DRIconfig **configs = NULL; |
| uint8_t depth_bits_array[5]; |
| uint8_t stencil_bits_array[5]; |
| unsigned depth_buffer_factor; |
| 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; |
| boolean mixed_color_depth; |
| |
| static const GLenum back_buffer_modes[] = { |
| GLX_NONE, GLX_SWAP_UNDEFINED_OML, GLX_SWAP_COPY_OML |
| }; |
| |
| 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, 0, |
| PIPE_BIND_DEPTH_STENCIL); |
| pf_z32 = p_screen->is_format_supported(p_screen, PIPE_FORMAT_Z32_UNORM, |
| 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; |
| } |
| if (pf_x8z24 || pf_z24x8) { |
| depth_bits_array[depth_buffer_factor] = 24; |
| stencil_bits_array[depth_buffer_factor++] = 0; |
| screen->d_depth_bits_last = pf_x8z24; |
| } |
| if (pf_s8z24 || pf_z24s8) { |
| depth_bits_array[depth_buffer_factor] = 24; |
| stencil_bits_array[depth_buffer_factor++] = 8; |
| screen->sd_depth_bits_last = pf_s8z24; |
| } |
| if (pf_z32) { |
| depth_bits_array[depth_buffer_factor] = 32; |
| stencil_bits_array[depth_buffer_factor++] = 0; |
| } |
| |
| mixed_color_depth = |
| p_screen->get_param(p_screen, PIPE_CAP_MIXED_COLOR_DEPTH_BITS); |
| |
| assert(ARRAY_SIZE(mesa_formats) == ARRAY_SIZE(pipe_formats)); |
| |
| /* Add configs. */ |
| for (format = 0; format < ARRAY_SIZE(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]; |
| |
| if (!p_screen->is_format_supported(p_screen, pipe_formats[format], |
| PIPE_TEXTURE_2D, 0, |
| PIPE_BIND_RENDER_TARGET)) |
| continue; |
| |
| 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, |
| ARRAY_SIZE(back_buffer_modes), |
| msaa_modes, 1, |
| GL_TRUE, !mixed_color_depth); |
| 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, |
| ARRAY_SIZE(back_buffer_modes), |
| msaa_modes+1, num_msaa_modes-1, |
| GL_FALSE, !mixed_color_depth); |
| configs = driConcatConfigs(configs, new_configs); |
| } |
| } |
| } |
| |
| if (configs == NULL) { |
| debug_printf("%s: driCreateConfigs failed\n", __FUNCTION__); |
| return NULL; |
| } |
| |
| return (const __DRIconfig **)configs; |
| } |
| |
| /** |
| * Roughly the converse of dri_fill_in_modes. |
| */ |
| void |
| dri_fill_st_visual(struct st_visual *stvis, struct dri_screen *screen, |
| const struct gl_config *mode) |
| { |
| memset(stvis, 0, sizeof(*stvis)); |
| |
| if (!mode) |
| return; |
| |
| if (mode->redBits == 8) { |
| if (mode->alphaBits == 8) |
| if (mode->sRGBCapable) |
| stvis->color_format = PIPE_FORMAT_BGRA8888_SRGB; |
| else |
| stvis->color_format = PIPE_FORMAT_BGRA8888_UNORM; |
| else |
| if (mode->sRGBCapable) |
| stvis->color_format = PIPE_FORMAT_BGRX8888_SRGB; |
| else |
| stvis->color_format = PIPE_FORMAT_BGRX8888_UNORM; |
| } else { |
| stvis->color_format = PIPE_FORMAT_B5G6R5_UNORM; |
| } |
| |
| if (mode->sampleBuffers) { |
| stvis->samples = mode->samples; |
| } |
| |
| 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 boolean |
| dri_get_egl_image(struct st_manager *smapi, |
| void *egl_image, |
| struct st_egl_image *stimg) |
| { |
| 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); |
| switch (img->dri_components) { |
| case __DRI_IMAGE_COMPONENTS_Y_U_V: |
| stimg->format = PIPE_FORMAT_IYUV; |
| break; |
| case __DRI_IMAGE_COMPONENTS_Y_UV: |
| stimg->format = PIPE_FORMAT_NV12; |
| break; |
| default: |
| stimg->format = img->texture->format; |
| break; |
| } |
| stimg->level = img->level; |
| stimg->layer = img->layer; |
| |
| return TRUE; |
| } |
| |
| static int |
| dri_get_param(struct st_manager *smapi, |
| enum st_manager_param param) |
| { |
| struct dri_screen *screen = (struct dri_screen *)smapi; |
| |
| switch(param) { |
| case ST_MANAGER_BROKEN_INVALIDATE: |
| return screen->broken_invalidate; |
| default: |
| return 0; |
| } |
| } |
| |
| 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); |
| } |
| |
| free(screen->optionCache.values); |
| |
| /* 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); |
| } |
| |
| void |
| dri_destroy_screen_helper(struct dri_screen * screen) |
| { |
| if (screen->st_api && screen->st_api->destroy) |
| screen->st_api->destroy(screen->st_api); |
| |
| if (screen->base.screen) |
| screen->base.screen->destroy(screen->base.screen); |
| |
| dri_destroy_option_cache(screen); |
| mtx_destroy(&screen->opencl_func_mutex); |
| } |
| |
| void |
| dri_destroy_screen(__DRIscreen * sPriv) |
| { |
| struct dri_screen *screen = dri_screen(sPriv); |
| |
| dri_destroy_screen_helper(screen); |
| |
| pipe_loader_release(&screen->dev, 1); |
| |
| free(screen); |
| sPriv->driverPrivate = NULL; |
| sPriv->extensions = NULL; |
| } |
| |
| static void |
| dri_postprocessing_init(struct dri_screen *screen) |
| { |
| unsigned i; |
| |
| for (i = 0; i < PP_FILTERS; i++) { |
| screen->pp_enabled[i] = driQueryOptioni(&screen->optionCache, |
| pp_filters[i].name); |
| } |
| } |
| |
| static void |
| dri_set_background_context(struct st_context_iface *st) |
| { |
| struct dri_context *ctx = (struct dri_context *)st->st_manager_private; |
| const __DRIbackgroundCallableExtension *backgroundCallable = |
| ctx->sPriv->dri2.backgroundCallable; |
| |
| /* Note: Mesa will only call this function if GL multithreading is enabled |
| * We only do that if the loader exposed the __DRI_BACKGROUND_CALLABLE |
| * extension. So we know that backgroundCallable is not NULL. |
| */ |
| assert(backgroundCallable); |
| backgroundCallable->setBackgroundContext(ctx->cPriv->loaderPrivate); |
| } |
| |
| const __DRIconfig ** |
| dri_init_screen_helper(struct dri_screen *screen, |
| struct pipe_screen *pscreen, |
| const char* driver_name) |
| { |
| screen->base.screen = pscreen; |
| screen->base.get_egl_image = dri_get_egl_image; |
| screen->base.get_param = dri_get_param; |
| screen->base.set_background_context = dri_set_background_context; |
| |
| 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); |
| |
| dri_fill_st_options(screen); |
| |
| /* Handle force_s3tc_enable. */ |
| if (!util_format_s3tc_enabled && screen->options.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); |
| |
| screen->st_api->query_versions(screen->st_api, &screen->base, |
| &screen->options, |
| &screen->sPriv->max_gl_core_version, |
| &screen->sPriv->max_gl_compat_version, |
| &screen->sPriv->max_gl_es1_version, |
| &screen->sPriv->max_gl_es2_version); |
| |
| return dri_fill_in_modes(screen); |
| } |
| |
| /* vim: set sw=3 ts=8 sts=3 expandtab: */ |
