/**************************************************************************
- *
- * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
+ *
+ * Copyright 2008 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
* 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
+ * 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.
- *
+ *
**************************************************************************/
#include "util/u_memory.h"
+#include "util/u_format.h"
#include "util/u_format_s3tc.h"
+#include "util/u_video.h"
+#include "os/os_time.h"
#include "pipe/p_defines.h"
#include "pipe/p_screen.h"
+#include "draw/draw_context.h"
#include "state_tracker/sw_winsys.h"
+#include "tgsi/tgsi_exec.h"
#include "sp_texture.h"
#include "sp_screen.h"
#include "sp_fence.h"
#include "sp_public.h"
+DEBUG_GET_ONCE_BOOL_OPTION(use_llvm, "SOFTPIPE_USE_LLVM", FALSE)
static const char *
softpipe_get_vendor(struct pipe_screen *screen)
static int
-softpipe_get_param(struct pipe_screen *screen, int param)
+softpipe_get_param(struct pipe_screen *screen, enum pipe_cap param)
{
switch (param) {
- case PIPE_CAP_MAX_TEXTURE_IMAGE_UNITS:
- return PIPE_MAX_SAMPLERS;
- case PIPE_CAP_MAX_VERTEX_TEXTURE_UNITS:
- return PIPE_MAX_VERTEX_SAMPLERS;
- case PIPE_CAP_MAX_COMBINED_SAMPLERS:
- return PIPE_MAX_SAMPLERS + PIPE_MAX_VERTEX_SAMPLERS;
case PIPE_CAP_NPOT_TEXTURES:
+ case PIPE_CAP_MIXED_FRAMEBUFFER_SIZES:
return 1;
case PIPE_CAP_TWO_SIDED_STENCIL:
return 1;
- case PIPE_CAP_GLSL:
+ case PIPE_CAP_SM3:
return 1;
case PIPE_CAP_ANISOTROPIC_FILTER:
- return 0;
+ return 1;
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:
return 1;
- case PIPE_CAP_TEXTURE_MIRROR_CLAMP:
+ case PIPE_CAP_QUERY_TIME_ELAPSED:
return 1;
- case PIPE_CAP_TEXTURE_MIRROR_REPEAT:
+ 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 SP_MAX_TEXTURE_2D_LEVELS;
case PIPE_CAP_MAX_TEXTURE_3D_LEVELS:
return SP_MAX_TEXTURE_3D_LEVELS;
case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS:
- return SP_MAX_TEXTURE_2D_LEVELS;
- case PIPE_CAP_TGSI_CONT_SUPPORTED:
- return 1;
+ return SP_MAX_TEXTURE_CUBE_LEVELS;
case PIPE_CAP_BLEND_EQUATION_SEPARATE:
return 1;
- case PIPE_CAP_MAX_CONST_BUFFERS:
- return PIPE_MAX_CONSTANT_BUFFERS;
- case PIPE_CAP_MAX_CONST_BUFFER_SIZE:
- return 4096 * 4 * sizeof(float);
case PIPE_CAP_INDEP_BLEND_ENABLE:
return 1;
case PIPE_CAP_INDEP_BLEND_FUNC:
case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER:
case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_INTEGER:
return 1;
- default:
+ case PIPE_CAP_DEPTH_CLIP_DISABLE:
+ return 0;
+ case PIPE_CAP_MAX_STREAM_OUTPUT_BUFFERS:
+ return PIPE_MAX_SO_BUFFERS;
+ case PIPE_CAP_MAX_STREAM_OUTPUT_SEPARATE_COMPONENTS:
+ case PIPE_CAP_MAX_STREAM_OUTPUT_INTERLEAVED_COMPONENTS:
+ return 16*4;
+ case PIPE_CAP_MAX_GEOMETRY_OUTPUT_VERTICES:
+ case PIPE_CAP_MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS:
+ return 0;
+ 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:
+ 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 256; /* for GL3 */
+ 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 0;
+ case PIPE_CAP_GLSL_FEATURE_LEVEL:
+ return 140;
+ 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:
+ 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_START_INSTANCE:
+ case PIPE_CAP_TEXTURE_MULTISAMPLE:
+ return 0;
+ case PIPE_CAP_MIN_MAP_BUFFER_ALIGNMENT:
+ return 64;
+ case PIPE_CAP_QUERY_TIMESTAMP:
+ case PIPE_CAP_CUBE_MAP_ARRAY:
+ return 1;
+ 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_TGSI_VS_LAYER:
+ case PIPE_CAP_MAX_TEXTURE_GATHER_COMPONENTS:
+ case PIPE_CAP_TEXTURE_GATHER_SM5:
+ case PIPE_CAP_BUFFER_MAP_PERSISTENT_COHERENT:
+ case PIPE_CAP_TEXTURE_QUERY_LOD:
return 0;
+ case PIPE_CAP_FAKE_SW_MSAA:
+ return 1;
}
+ /* should only get here on unhandled cases */
+ debug_printf("Unexpected PIPE_CAP %d query\n", param);
+ return 0;
}
+static int
+softpipe_get_shader_param(struct pipe_screen *screen, unsigned shader, enum pipe_shader_cap param)
+{
+ struct softpipe_screen *sp_screen = softpipe_screen(screen);
+ switch(shader)
+ {
+ case PIPE_SHADER_FRAGMENT:
+ return tgsi_exec_get_shader_param(param);
+ case PIPE_SHADER_VERTEX:
+ case PIPE_SHADER_GEOMETRY:
+ switch (param) {
+ case PIPE_SHADER_CAP_MAX_TEXTURE_SAMPLERS:
+ case PIPE_SHADER_CAP_MAX_SAMPLER_VIEWS:
+ if (sp_screen->use_llvm)
+ /* Softpipe doesn't yet know how to tell draw/llvm about textures */
+ return 0;
+ else
+ return PIPE_MAX_SAMPLERS;
+ default:
+ if (sp_screen->use_llvm)
+ return draw_get_shader_param(shader, param);
+ else
+ return draw_get_shader_param_no_llvm(shader, param);
+ }
+ default:
+ return 0;
+ }
+}
static float
-softpipe_get_paramf(struct pipe_screen *screen, int param)
+softpipe_get_paramf(struct pipe_screen *screen, enum pipe_capf param)
{
switch (param) {
- case PIPE_CAP_MAX_LINE_WIDTH:
+ case PIPE_CAPF_MAX_LINE_WIDTH:
/* fall-through */
- case PIPE_CAP_MAX_LINE_WIDTH_AA:
+ case PIPE_CAPF_MAX_LINE_WIDTH_AA:
return 255.0; /* arbitrary */
- case PIPE_CAP_MAX_POINT_WIDTH:
+ case PIPE_CAPF_MAX_POINT_WIDTH:
/* fall-through */
- case PIPE_CAP_MAX_POINT_WIDTH_AA:
+ case PIPE_CAPF_MAX_POINT_WIDTH_AA:
return 255.0; /* arbitrary */
- case PIPE_CAP_MAX_TEXTURE_ANISOTROPY:
- return 16.0; /* not actually signficant at this time */
- case PIPE_CAP_MAX_TEXTURE_LOD_BIAS:
+ case PIPE_CAPF_MAX_TEXTURE_ANISOTROPY:
+ return 16.0;
+ case PIPE_CAPF_MAX_TEXTURE_LOD_BIAS:
return 16.0; /* arbitrary */
- default:
- return 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;
}
-
/**
* Query format support for creating a texture, drawing surface, etc.
* \param format the format to test
*/
static boolean
softpipe_is_format_supported( struct pipe_screen *screen,
- enum pipe_format format,
+ enum pipe_format format,
enum pipe_texture_target target,
- unsigned tex_usage,
- unsigned geom_flags )
+ unsigned sample_count,
+ unsigned bind)
{
struct sw_winsys *winsys = softpipe_screen(screen)->winsys;
+ const struct util_format_description *format_desc;
- assert(target == PIPE_TEXTURE_1D ||
+ 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 ||
+ target == PIPE_TEXTURE_CUBE_ARRAY);
- switch(format) {
- case PIPE_FORMAT_YUYV:
- case PIPE_FORMAT_UYVY:
+ format_desc = util_format_description(format);
+ if (!format_desc)
return FALSE;
- case PIPE_FORMAT_DXT1_RGB:
- case PIPE_FORMAT_DXT1_RGBA:
- case PIPE_FORMAT_DXT3_RGBA:
- case PIPE_FORMAT_DXT5_RGBA:
- return util_format_s3tc_enabled;
-
- case PIPE_FORMAT_Z32_FLOAT:
- case PIPE_FORMAT_NONE:
+ if (sample_count > 1)
return FALSE;
- default:
- break;
+ if (bind & (PIPE_BIND_DISPLAY_TARGET |
+ PIPE_BIND_SCANOUT |
+ PIPE_BIND_SHARED)) {
+ if(!winsys->is_displaytarget_format_supported(winsys, bind, format))
+ return FALSE;
}
- if(tex_usage & (PIPE_BIND_DISPLAY_TARGET |
- PIPE_BIND_SCANOUT |
- PIPE_BIND_SHARED)) {
- if(!winsys->is_displaytarget_format_supported(winsys, tex_usage, format))
+ if (bind & PIPE_BIND_RENDER_TARGET) {
+ if (format_desc->colorspace == UTIL_FORMAT_COLORSPACE_ZS)
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;
+ }
+
+ /*
+ * All other operations (sampling, transfer, etc).
+ */
+
+ if (format_desc->layout == UTIL_FORMAT_LAYOUT_S3TC) {
+ return util_format_s3tc_enabled;
}
- /* XXX: this is often a lie. Pull in logic from llvmpipe to fix.
+ /*
+ * Everything else should be supported by u_format.
*/
return TRUE;
}
*/
static void
softpipe_flush_frontbuffer(struct pipe_screen *_screen,
- struct pipe_surface *surface,
- void *context_private)
+ struct pipe_resource *resource,
+ unsigned level, unsigned layer,
+ void *context_private,
+ struct pipe_box *sub_box)
{
struct softpipe_screen *screen = softpipe_screen(_screen);
struct sw_winsys *winsys = screen->winsys;
- struct softpipe_resource *texture = softpipe_resource(surface->texture);
+ struct softpipe_resource *texture = softpipe_resource(resource);
assert(texture->dt);
if (texture->dt)
- winsys->displaytarget_display(winsys, texture->dt, context_private);
+ winsys->displaytarget_display(winsys, texture->dt, context_private, sub_box);
+}
+
+static uint64_t
+softpipe_get_timestamp(struct pipe_screen *_screen)
+{
+ return os_time_get_nano();
}
/**
screen->winsys = winsys;
- screen->base.winsys = NULL;
screen->base.destroy = softpipe_destroy_screen;
screen->base.get_name = softpipe_get_name;
screen->base.get_vendor = softpipe_get_vendor;
screen->base.get_param = softpipe_get_param;
+ screen->base.get_shader_param = softpipe_get_shader_param;
screen->base.get_paramf = softpipe_get_paramf;
+ screen->base.get_timestamp = softpipe_get_timestamp;
screen->base.is_format_supported = softpipe_is_format_supported;
screen->base.context_create = softpipe_create_context;
screen->base.flush_frontbuffer = softpipe_flush_frontbuffer;
+ screen->use_llvm = debug_get_option_use_llvm();
+
util_format_s3tc_init();
softpipe_init_screen_texture_funcs(&screen->base);