diff options
Diffstat (limited to 'src/gallium/drivers/swr/swr_screen.cpp')
| -rw-r--r-- | src/gallium/drivers/swr/swr_screen.cpp | 746 |
1 files changed, 746 insertions, 0 deletions
diff --git a/src/gallium/drivers/swr/swr_screen.cpp b/src/gallium/drivers/swr/swr_screen.cpp new file mode 100644 index 00000000000..f0d48cd3f79 --- /dev/null +++ b/src/gallium/drivers/swr/swr_screen.cpp @@ -0,0 +1,746 @@ +/**************************************************************************** + * Copyright (C) 2015 Intel Corporation. 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, sublicense, + * 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 NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS 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 "pipe/p_screen.h" +#include "pipe/p_defines.h" +#include "util/u_memory.h" +#include "util/u_format.h" +#include "util/u_inlines.h" +#include "util/u_cpu_detect.h" + +#include "state_tracker/sw_winsys.h" + +extern "C" { +#include "gallivm/lp_bld_limits.h" +} + +#include "swr_public.h" +#include "swr_screen.h" +#include "swr_context.h" +#include "swr_resource.h" +#include "swr_fence.h" +#include "gen_knobs.h" + +#include "jit_api.h" + +#include <stdio.h> + +/* MSVC case instensitive compare */ +#if defined(PIPE_CC_MSVC) + #define strcasecmp lstrcmpiA +#endif + +/* + * Max texture sizes + * XXX Check max texture size values against core and sampler. + */ +#define SWR_MAX_TEXTURE_SIZE (4 * 1048 * 1048 * 1024ULL) /* 4GB */ +#define SWR_MAX_TEXTURE_2D_LEVELS 14 /* 8K x 8K for now */ +#define SWR_MAX_TEXTURE_3D_LEVELS 12 /* 2K x 2K x 2K for now */ +#define SWR_MAX_TEXTURE_CUBE_LEVELS 14 /* 8K x 8K for now */ +#define SWR_MAX_TEXTURE_ARRAY_LAYERS 512 /* 8K x 512 / 8K x 8K x 512 */ + +static const char * +swr_get_name(struct pipe_screen *screen) +{ + return "SWR"; +} + +static const char * +swr_get_vendor(struct pipe_screen *screen) +{ + return "Intel Corporation"; +} + +static boolean +swr_is_format_supported(struct pipe_screen *screen, + enum pipe_format format, + enum pipe_texture_target target, + unsigned sample_count, + unsigned bind) +{ + struct sw_winsys *winsys = swr_screen(screen)->winsys; + const struct util_format_description *format_desc; + + assert(target == PIPE_BUFFER || target == PIPE_TEXTURE_1D + || target == PIPE_TEXTURE_1D_ARRAY + || target == PIPE_TEXTURE_2D + || target == PIPE_TEXTURE_2D_ARRAY + || target == PIPE_TEXTURE_RECT + || target == PIPE_TEXTURE_3D + || target == PIPE_TEXTURE_CUBE + || target == PIPE_TEXTURE_CUBE_ARRAY); + + format_desc = util_format_description(format); + if (!format_desc) + return FALSE; + + if (sample_count > 1) + return FALSE; + + if (bind + & (PIPE_BIND_DISPLAY_TARGET | PIPE_BIND_SCANOUT | PIPE_BIND_SHARED)) { + if (!winsys->is_displaytarget_format_supported(winsys, bind, format)) + return FALSE; + } + + if (bind & PIPE_BIND_RENDER_TARGET) { + if (format_desc->colorspace == UTIL_FORMAT_COLORSPACE_ZS) + return FALSE; + + if (mesa_to_swr_format(format) == (SWR_FORMAT)-1) + return FALSE; + + /* + * Although possible, it is unnatural to render into compressed or YUV + * surfaces. So disable these here to avoid going into weird paths + * inside the state trackers. + */ + if (format_desc->block.width != 1 || format_desc->block.height != 1) + return FALSE; + } + + if (bind & PIPE_BIND_DEPTH_STENCIL) { + if (format_desc->colorspace != UTIL_FORMAT_COLORSPACE_ZS) + return FALSE; + + if (mesa_to_swr_format(format) == (SWR_FORMAT)-1) + return FALSE; + } + + return TRUE; +} + +static int +swr_get_param(struct pipe_screen *screen, enum pipe_cap param) +{ + switch (param) { + case PIPE_CAP_NPOT_TEXTURES: + case PIPE_CAP_MIXED_FRAMEBUFFER_SIZES: + return 1; + case PIPE_CAP_TWO_SIDED_STENCIL: + return 1; + case PIPE_CAP_SM3: + return 1; + case PIPE_CAP_ANISOTROPIC_FILTER: + return 0; + case PIPE_CAP_POINT_SPRITE: + return 1; + case PIPE_CAP_MAX_RENDER_TARGETS: + return PIPE_MAX_COLOR_BUFS; + case PIPE_CAP_MAX_DUAL_SOURCE_RENDER_TARGETS: + return 1; + case PIPE_CAP_OCCLUSION_QUERY: + case PIPE_CAP_QUERY_TIME_ELAPSED: + case PIPE_CAP_QUERY_PIPELINE_STATISTICS: + return 1; + case PIPE_CAP_TEXTURE_MIRROR_CLAMP: + return 1; + case PIPE_CAP_TEXTURE_SHADOW_MAP: + return 1; + case PIPE_CAP_TEXTURE_SWIZZLE: + return 1; + case PIPE_CAP_TEXTURE_BORDER_COLOR_QUIRK: + return 0; + case PIPE_CAP_MAX_TEXTURE_2D_LEVELS: + return SWR_MAX_TEXTURE_2D_LEVELS; + case PIPE_CAP_MAX_TEXTURE_3D_LEVELS: + return SWR_MAX_TEXTURE_3D_LEVELS; + case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS: + return SWR_MAX_TEXTURE_CUBE_LEVELS; + case PIPE_CAP_BLEND_EQUATION_SEPARATE: + return 1; + case PIPE_CAP_INDEP_BLEND_ENABLE: + return 1; + case PIPE_CAP_INDEP_BLEND_FUNC: + return 1; + case PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT: + return 0; // Don't support lower left frag coord. + case PIPE_CAP_TGSI_FS_COORD_ORIGIN_UPPER_LEFT: + case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER: + case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_INTEGER: + return 1; + case PIPE_CAP_DEPTH_CLIP_DISABLE: + return 1; + case PIPE_CAP_MAX_STREAM_OUTPUT_BUFFERS: + return MAX_SO_STREAMS; + case PIPE_CAP_MAX_STREAM_OUTPUT_SEPARATE_COMPONENTS: + case PIPE_CAP_MAX_STREAM_OUTPUT_INTERLEAVED_COMPONENTS: + return MAX_ATTRIBUTES; + case PIPE_CAP_MAX_GEOMETRY_OUTPUT_VERTICES: + case PIPE_CAP_MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS: + return 1024; + case PIPE_CAP_MAX_VERTEX_STREAMS: + return 1; + case PIPE_CAP_MAX_VERTEX_ATTRIB_STRIDE: + return 2048; + case PIPE_CAP_PRIMITIVE_RESTART: + return 1; + case PIPE_CAP_SHADER_STENCIL_EXPORT: + return 1; + case PIPE_CAP_TGSI_INSTANCEID: + case PIPE_CAP_VERTEX_ELEMENT_INSTANCE_DIVISOR: + case PIPE_CAP_START_INSTANCE: + return 1; + case PIPE_CAP_SEAMLESS_CUBE_MAP: + case PIPE_CAP_SEAMLESS_CUBE_MAP_PER_TEXTURE: + return 1; + case PIPE_CAP_MAX_TEXTURE_ARRAY_LAYERS: + return SWR_MAX_TEXTURE_ARRAY_LAYERS; + case PIPE_CAP_MIN_TEXEL_OFFSET: + return -8; + case PIPE_CAP_MAX_TEXEL_OFFSET: + return 7; + case PIPE_CAP_CONDITIONAL_RENDER: + return 1; + case PIPE_CAP_TEXTURE_BARRIER: + return 0; + case PIPE_CAP_FRAGMENT_COLOR_CLAMPED: + case PIPE_CAP_VERTEX_COLOR_UNCLAMPED: /* draw module */ + case PIPE_CAP_VERTEX_COLOR_CLAMPED: /* draw module */ + return 1; + case PIPE_CAP_MIXED_COLORBUFFER_FORMATS: + return 1; + case PIPE_CAP_GLSL_FEATURE_LEVEL: + return 330; + case PIPE_CAP_QUADS_FOLLOW_PROVOKING_VERTEX_CONVENTION: + return 0; + case PIPE_CAP_COMPUTE: + return 0; + case PIPE_CAP_USER_VERTEX_BUFFERS: + case PIPE_CAP_USER_INDEX_BUFFERS: + case PIPE_CAP_USER_CONSTANT_BUFFERS: + case PIPE_CAP_STREAM_OUTPUT_PAUSE_RESUME: + case PIPE_CAP_TGSI_VS_LAYER_VIEWPORT: + return 1; + case PIPE_CAP_CONSTANT_BUFFER_OFFSET_ALIGNMENT: + return 16; + case PIPE_CAP_TGSI_CAN_COMPACT_CONSTANTS: + case PIPE_CAP_VERTEX_BUFFER_OFFSET_4BYTE_ALIGNED_ONLY: + case PIPE_CAP_VERTEX_BUFFER_STRIDE_4BYTE_ALIGNED_ONLY: + case PIPE_CAP_VERTEX_ELEMENT_SRC_OFFSET_4BYTE_ALIGNED_ONLY: + case PIPE_CAP_TEXTURE_MULTISAMPLE: + return 0; + case PIPE_CAP_MIN_MAP_BUFFER_ALIGNMENT: + return 64; + case PIPE_CAP_QUERY_TIMESTAMP: + return 1; + case PIPE_CAP_CUBE_MAP_ARRAY: + return 0; + case PIPE_CAP_TEXTURE_BUFFER_OBJECTS: + return 1; + case PIPE_CAP_MAX_TEXTURE_BUFFER_SIZE: + return 65536; + case PIPE_CAP_TEXTURE_BUFFER_OFFSET_ALIGNMENT: + return 0; + case PIPE_CAP_TGSI_TEXCOORD: + case PIPE_CAP_PREFER_BLIT_BASED_TEXTURE_TRANSFER: + return 0; + case PIPE_CAP_MAX_VIEWPORTS: + return 1; + case PIPE_CAP_ENDIANNESS: + return PIPE_ENDIAN_NATIVE; + case PIPE_CAP_MAX_TEXTURE_GATHER_COMPONENTS: + case PIPE_CAP_TEXTURE_GATHER_SM5: + return 0; + case PIPE_CAP_BUFFER_MAP_PERSISTENT_COHERENT: + return 1; + case PIPE_CAP_TEXTURE_QUERY_LOD: + case PIPE_CAP_SAMPLE_SHADING: + case PIPE_CAP_TEXTURE_GATHER_OFFSETS: + case PIPE_CAP_TGSI_VS_WINDOW_SPACE_POSITION: + case PIPE_CAP_TGSI_FS_FINE_DERIVATIVE: + case PIPE_CAP_SAMPLER_VIEW_TARGET: + return 0; + case PIPE_CAP_FAKE_SW_MSAA: + return 1; + case PIPE_CAP_MIN_TEXTURE_GATHER_OFFSET: + case PIPE_CAP_MAX_TEXTURE_GATHER_OFFSET: + return 0; + case PIPE_CAP_DRAW_INDIRECT: + return 1; + + case PIPE_CAP_VENDOR_ID: + return 0xFFFFFFFF; + case PIPE_CAP_DEVICE_ID: + return 0xFFFFFFFF; + case PIPE_CAP_ACCELERATED: + return 0; + case PIPE_CAP_VIDEO_MEMORY: { + /* XXX: Do we want to return the full amount of system memory ? */ + uint64_t system_memory; + + if (!os_get_total_physical_memory(&system_memory)) + return 0; + + return (int)(system_memory >> 20); + } + case PIPE_CAP_UMA: + return 1; + case PIPE_CAP_CONDITIONAL_RENDER_INVERTED: + return 1; + case PIPE_CAP_CLIP_HALFZ: + return 1; + case PIPE_CAP_VERTEXID_NOBASE: + return 0; + case PIPE_CAP_POLYGON_OFFSET_CLAMP: + return 1; + case PIPE_CAP_MULTISAMPLE_Z_RESOLVE: + return 0; + case PIPE_CAP_RESOURCE_FROM_USER_MEMORY: + return 0; // xxx + case PIPE_CAP_DEVICE_RESET_STATUS_QUERY: + return 0; + case PIPE_CAP_MAX_SHADER_PATCH_VARYINGS: + return 0; + case PIPE_CAP_DEPTH_BOUNDS_TEST: + return 0; // xxx + case PIPE_CAP_TEXTURE_FLOAT_LINEAR: + case PIPE_CAP_TEXTURE_HALF_FLOAT_LINEAR: + return 1; + case PIPE_CAP_TGSI_TXQS: + case PIPE_CAP_FORCE_PERSAMPLE_INTERP: + case PIPE_CAP_SHAREABLE_SHADERS: + case PIPE_CAP_COPY_BETWEEN_COMPRESSED_AND_PLAIN_FORMATS: + case PIPE_CAP_CLEAR_TEXTURE: + case PIPE_CAP_DRAW_PARAMETERS: + case PIPE_CAP_TGSI_PACK_HALF_FLOAT: + case PIPE_CAP_MULTI_DRAW_INDIRECT: + case PIPE_CAP_MULTI_DRAW_INDIRECT_PARAMS: + case PIPE_CAP_TGSI_FS_POSITION_IS_SYSVAL: + case PIPE_CAP_TGSI_FS_FACE_IS_INTEGER_SYSVAL: + case PIPE_CAP_SHADER_BUFFER_OFFSET_ALIGNMENT: + case PIPE_CAP_INVALIDATE_BUFFER: + case PIPE_CAP_GENERATE_MIPMAP: + case PIPE_CAP_STRING_MARKER: + case PIPE_CAP_BUFFER_SAMPLER_VIEW_RGBA_ONLY: + case PIPE_CAP_SURFACE_REINTERPRET_BLOCKS: + case PIPE_CAP_QUERY_BUFFER_OBJECT: + case PIPE_CAP_QUERY_MEMORY_INFO: + return 0; + } + + /* should only get here on unhandled cases */ + debug_printf("Unexpected PIPE_CAP %d query\n", param); + return 0; +} + +static int +swr_get_shader_param(struct pipe_screen *screen, + unsigned shader, + enum pipe_shader_cap param) +{ + if (shader == PIPE_SHADER_VERTEX || shader == PIPE_SHADER_FRAGMENT) + return gallivm_get_shader_param(param); + + // Todo: geometry, tesselation, compute + return 0; +} + + +static float +swr_get_paramf(struct pipe_screen *screen, enum pipe_capf param) +{ + switch (param) { + case PIPE_CAPF_MAX_LINE_WIDTH: + case PIPE_CAPF_MAX_LINE_WIDTH_AA: + case PIPE_CAPF_MAX_POINT_WIDTH: + return 255.0; /* arbitrary */ + case PIPE_CAPF_MAX_POINT_WIDTH_AA: + return 0.0; + case PIPE_CAPF_MAX_TEXTURE_ANISOTROPY: + return 0.0; + case PIPE_CAPF_MAX_TEXTURE_LOD_BIAS: + return 0.0; + case PIPE_CAPF_GUARD_BAND_LEFT: + case PIPE_CAPF_GUARD_BAND_TOP: + case PIPE_CAPF_GUARD_BAND_RIGHT: + case PIPE_CAPF_GUARD_BAND_BOTTOM: + return 0.0; + } + /* should only get here on unhandled cases */ + debug_printf("Unexpected PIPE_CAPF %d query\n", param); + return 0.0; +} + +SWR_FORMAT +mesa_to_swr_format(enum pipe_format format) +{ + const struct util_format_description *format_desc = + util_format_description(format); + if (!format_desc) + return (SWR_FORMAT)-1; + + // more robust check would be comparing all attributes of the formats + // luckily format names are mostly standardized + for (int i = 0; i < NUM_SWR_FORMATS; i++) { + const SWR_FORMAT_INFO &swr_desc = GetFormatInfo((SWR_FORMAT)i); + + if (!strcasecmp(format_desc->short_name, swr_desc.name)) + return (SWR_FORMAT)i; + } + + // ... with some exceptions + switch (format) { + case PIPE_FORMAT_R8G8B8A8_SRGB: + return R8G8B8A8_UNORM_SRGB; + case PIPE_FORMAT_B8G8R8A8_SRGB: + return B8G8R8A8_UNORM_SRGB; + case PIPE_FORMAT_I8_UNORM: + return R8_UNORM; + case PIPE_FORMAT_Z16_UNORM: + return R16_UNORM; + case PIPE_FORMAT_Z24X8_UNORM: + case PIPE_FORMAT_Z24_UNORM_S8_UINT: + return R24_UNORM_X8_TYPELESS; + case PIPE_FORMAT_Z32_FLOAT: + return R32_FLOAT; + case PIPE_FORMAT_Z32_FLOAT_S8X24_UINT: + return R32_FLOAT_X8X24_TYPELESS; + case PIPE_FORMAT_L8A8_UNORM: + return R8G8_UNORM; + default: + break; + } + + debug_printf("asked to convert unsupported format %s\n", + format_desc->name); + return (SWR_FORMAT)-1; +} + +static boolean +swr_displaytarget_layout(struct swr_screen *screen, struct swr_resource *res) +{ + struct sw_winsys *winsys = screen->winsys; + struct sw_displaytarget *dt; + + UINT stride; + dt = winsys->displaytarget_create(winsys, + res->base.bind, + res->base.format, + res->alignedWidth, + res->alignedHeight, + 64, NULL, + &stride); + + if (dt == NULL) + return FALSE; + + void *map = winsys->displaytarget_map(winsys, dt, 0); + + res->display_target = dt; + res->swr.pBaseAddress = (uint8_t*) map; + + /* Clear the display target surface */ + if (map) + memset(map, 0, res->alignedHeight * stride); + + winsys->displaytarget_unmap(winsys, dt); + + return TRUE; +} + +static boolean +swr_texture_layout(struct swr_screen *screen, + struct swr_resource *res, + boolean allocate) +{ + struct pipe_resource *pt = &res->base; + + pipe_format fmt = pt->format; + const struct util_format_description *desc = util_format_description(fmt); + + res->has_depth = util_format_has_depth(desc); + res->has_stencil = util_format_has_stencil(desc); + + if (res->has_stencil && !res->has_depth) + fmt = PIPE_FORMAT_R8_UINT; + + res->swr.width = pt->width0; + res->swr.height = pt->height0; + res->swr.depth = pt->depth0; + res->swr.type = swr_convert_target_type(pt->target); + res->swr.tileMode = SWR_TILE_NONE; + res->swr.format = mesa_to_swr_format(fmt); + res->swr.numSamples = (1 << pt->nr_samples); + + SWR_FORMAT_INFO finfo = GetFormatInfo(res->swr.format); + + unsigned total_size = 0; + unsigned width = pt->width0; + unsigned height = pt->height0; + unsigned depth = pt->depth0; + unsigned layers = pt->array_size; + + for (int level = 0; level <= pt->last_level; level++) { + unsigned alignedWidth, alignedHeight; + unsigned num_slices; + + if (pt->bind & (PIPE_BIND_RENDER_TARGET | PIPE_BIND_DEPTH_STENCIL)) { + alignedWidth = align(width, KNOB_MACROTILE_X_DIM); + alignedHeight = align(height, KNOB_MACROTILE_Y_DIM); + } else { + alignedWidth = width; + alignedHeight = height; + } + + if (level == 0) { + res->alignedWidth = alignedWidth; + res->alignedHeight = alignedHeight; + } + + res->row_stride[level] = alignedWidth * finfo.Bpp; + res->img_stride[level] = res->row_stride[level] * alignedHeight; + res->mip_offsets[level] = total_size; + + if (pt->target == PIPE_TEXTURE_3D) + num_slices = depth; + else if (pt->target == PIPE_TEXTURE_1D_ARRAY + || pt->target == PIPE_TEXTURE_2D_ARRAY + || pt->target == PIPE_TEXTURE_CUBE + || pt->target == PIPE_TEXTURE_CUBE_ARRAY) + num_slices = layers; + else + num_slices = 1; + + total_size += res->img_stride[level] * num_slices; + if (total_size > SWR_MAX_TEXTURE_SIZE) + return FALSE; + + width = u_minify(width, 1); + height = u_minify(height, 1); + depth = u_minify(depth, 1); + } + + res->swr.halign = res->alignedWidth; + res->swr.valign = res->alignedHeight; + res->swr.pitch = res->row_stride[0]; + + if (allocate) { + res->swr.pBaseAddress = (BYTE *)_aligned_malloc(total_size, 64); + + if (res->has_depth && res->has_stencil) { + SWR_FORMAT_INFO finfo = GetFormatInfo(res->secondary.format); + res->secondary.width = pt->width0; + res->secondary.height = pt->height0; + res->secondary.depth = pt->depth0; + res->secondary.type = SURFACE_2D; + res->secondary.tileMode = SWR_TILE_NONE; + res->secondary.format = R8_UINT; + res->secondary.numSamples = (1 << pt->nr_samples); + res->secondary.pitch = res->alignedWidth * finfo.Bpp; + + res->secondary.pBaseAddress = (BYTE *)_aligned_malloc( + res->alignedHeight * res->secondary.pitch, 64); + } + } + + return TRUE; +} + +static boolean +swr_can_create_resource(struct pipe_screen *screen, + const struct pipe_resource *templat) +{ + struct swr_resource res; + memset(&res, 0, sizeof(res)); + res.base = *templat; + return swr_texture_layout(swr_screen(screen), &res, false); +} + +static struct pipe_resource * +swr_resource_create(struct pipe_screen *_screen, + const struct pipe_resource *templat) +{ + struct swr_screen *screen = swr_screen(_screen); + struct swr_resource *res = CALLOC_STRUCT(swr_resource); + if (!res) + return NULL; + + res->base = *templat; + pipe_reference_init(&res->base.reference, 1); + res->base.screen = &screen->base; + + if (swr_resource_is_texture(&res->base)) { + if (res->base.bind & (PIPE_BIND_DISPLAY_TARGET | PIPE_BIND_SCANOUT + | PIPE_BIND_SHARED)) { + /* displayable surface + * first call swr_texture_layout without allocating to finish + * filling out the SWR_SURFAE_STATE in res */ + swr_texture_layout(screen, res, false); + if (!swr_displaytarget_layout(screen, res)) + goto fail; + } else { + /* texture map */ + if (!swr_texture_layout(screen, res, true)) + goto fail; + } + } else { + /* other data (vertex buffer, const buffer, etc) */ + assert(util_format_get_blocksize(templat->format) == 1); + assert(templat->height0 == 1); + assert(templat->depth0 == 1); + assert(templat->last_level == 0); + + /* Easiest to just call swr_texture_layout, as it sets up + * SWR_SURFAE_STATE in res */ + if (!swr_texture_layout(screen, res, true)) + goto fail; + } + + return &res->base; + +fail: + FREE(res); + return NULL; +} + +static void +swr_resource_destroy(struct pipe_screen *p_screen, struct pipe_resource *pt) +{ + struct swr_screen *screen = swr_screen(p_screen); + struct swr_resource *res = swr_resource(pt); + + /* + * If this resource is attached to a context it may still be in use, check + * dependencies before freeing + * XXX TODO: don't use SwrWaitForIdle, use fences and come up with a real + * resource manager. + * XXX It's happened that we get a swr_destroy prior to freeing the + * framebuffer resource. Don't wait on it. + */ + if (res->bound_to_context && !res->display_target) { + struct swr_context *ctx = + swr_context((pipe_context *)res->bound_to_context); + // XXX, don't SwrWaitForIdle!!! Use a fence. + SwrWaitForIdle(ctx->swrContext); + } + + /* + * Free resource primary surface. If resource is display target, winsys + * manages the buffer and will free it on displaytarget_destroy. + */ + if (res->display_target) { + /* display target */ + struct sw_winsys *winsys = screen->winsys; + winsys->displaytarget_destroy(winsys, res->display_target); + } else + _aligned_free(res->swr.pBaseAddress); + + _aligned_free(res->secondary.pBaseAddress); + + FREE(res); +} + + +static void +swr_flush_frontbuffer(struct pipe_screen *p_screen, + struct pipe_resource *resource, + unsigned level, + unsigned layer, + void *context_private, + struct pipe_box *sub_box) +{ + struct swr_screen *screen = swr_screen(p_screen); + struct sw_winsys *winsys = screen->winsys; + struct swr_resource *res = swr_resource(resource); + + /* Ensure fence set at flush is finished, before reading frame buffer */ + swr_fence_finish(p_screen, screen->flush_fence, 0); + + SwrEndFrame(swr_context((pipe_context *)res->bound_to_context)); + + assert(res->display_target); + if (res->display_target) + winsys->displaytarget_display( + winsys, res->display_target, context_private, sub_box); +} + + +static void +swr_destroy_screen(struct pipe_screen *p_screen) +{ + struct swr_screen *screen = swr_screen(p_screen); + struct sw_winsys *winsys = screen->winsys; + + fprintf(stderr, "SWR destroy screen!\n"); + + swr_fence_finish(p_screen, screen->flush_fence, 0); + swr_fence_reference(p_screen, &screen->flush_fence, NULL); + + JitDestroyContext(screen->hJitMgr); + + if (winsys->destroy) + winsys->destroy(winsys); + + FREE(screen); +} + +PUBLIC +struct pipe_screen * +swr_create_screen(struct sw_winsys *winsys) +{ + struct swr_screen *screen = CALLOC_STRUCT(swr_screen); + + if (!screen) + return NULL; + + if (!getenv("KNOB_MAX_PRIMS_PER_DRAW")) { + g_GlobalKnobs.MAX_PRIMS_PER_DRAW.Value(49152); + } + + screen->winsys = winsys; + screen->base.get_name = swr_get_name; + screen->base.get_vendor = swr_get_vendor; + screen->base.is_format_supported = swr_is_format_supported; + screen->base.context_create = swr_create_context; + screen->base.can_create_resource = swr_can_create_resource; + + screen->base.destroy = swr_destroy_screen; + screen->base.get_param = swr_get_param; + screen->base.get_shader_param = swr_get_shader_param; + screen->base.get_paramf = swr_get_paramf; + + screen->base.resource_create = swr_resource_create; + screen->base.resource_destroy = swr_resource_destroy; + + screen->base.flush_frontbuffer = swr_flush_frontbuffer; + + screen->hJitMgr = JitCreateContext(KNOB_SIMD_WIDTH, KNOB_ARCH_STR); + + swr_fence_init(&screen->base); + + return &screen->base; +} + +struct sw_winsys * +swr_get_winsys(struct pipe_screen *pipe) +{ + return ((struct swr_screen *)pipe)->winsys; +} + +struct sw_displaytarget * +swr_get_displaytarget(struct pipe_resource *resource) +{ + return ((struct swr_resource *)resource)->display_target; +} |