| /********************************************************** |
| * Copyright 2008-2009 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, 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 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 "util/u_memory.h" |
| #include "util/u_inlines.h" |
| #include "util/u_string.h" |
| #include "util/u_math.h" |
| |
| #include "svga_winsys.h" |
| #include "svga_context.h" |
| #include "svga_screen.h" |
| #include "svga_resource_texture.h" |
| #include "svga_resource.h" |
| #include "svga_debug.h" |
| #include "svga_surface.h" |
| |
| #include "svga3d_shaderdefs.h" |
| |
| |
| #ifdef DEBUG |
| int SVGA_DEBUG = 0; |
| |
| static const struct debug_named_value svga_debug_flags[] = { |
| { "dma", DEBUG_DMA, NULL }, |
| { "tgsi", DEBUG_TGSI, NULL }, |
| { "pipe", DEBUG_PIPE, NULL }, |
| { "state", DEBUG_STATE, NULL }, |
| { "screen", DEBUG_SCREEN, NULL }, |
| { "tex", DEBUG_TEX, NULL }, |
| { "swtnl", DEBUG_SWTNL, NULL }, |
| { "const", DEBUG_CONSTS, NULL }, |
| { "viewport", DEBUG_VIEWPORT, NULL }, |
| { "views", DEBUG_VIEWS, NULL }, |
| { "perf", DEBUG_PERF, NULL }, |
| { "flush", DEBUG_FLUSH, NULL }, |
| { "sync", DEBUG_SYNC, NULL }, |
| { "cache", DEBUG_CACHE, NULL }, |
| DEBUG_NAMED_VALUE_END |
| }; |
| #endif |
| |
| static const char * |
| svga_get_vendor( struct pipe_screen *pscreen ) |
| { |
| return "VMware, Inc."; |
| } |
| |
| |
| static const char * |
| svga_get_name( struct pipe_screen *pscreen ) |
| { |
| #ifdef DEBUG |
| /* Only return internal details in the DEBUG version: |
| */ |
| return "SVGA3D; build: DEBUG; mutex: " PIPE_ATOMIC; |
| #else |
| return "SVGA3D; build: RELEASE; "; |
| #endif |
| } |
| |
| |
| |
| |
| static float |
| svga_get_paramf(struct pipe_screen *screen, enum pipe_cap param) |
| { |
| struct svga_screen *svgascreen = svga_screen(screen); |
| struct svga_winsys_screen *sws = svgascreen->sws; |
| SVGA3dDevCapResult result; |
| |
| switch (param) { |
| case PIPE_CAP_MAX_LINE_WIDTH: |
| /* fall-through */ |
| case PIPE_CAP_MAX_LINE_WIDTH_AA: |
| return 7.0; |
| |
| case PIPE_CAP_MAX_POINT_WIDTH: |
| /* fall-through */ |
| case PIPE_CAP_MAX_POINT_WIDTH_AA: |
| /* Keep this to a reasonable size to avoid failures in |
| * conform/pntaa.c: |
| */ |
| return SVGA_MAX_POINTSIZE; |
| |
| case PIPE_CAP_MAX_TEXTURE_ANISOTROPY: |
| if(!sws->get_cap(sws, SVGA3D_DEVCAP_MAX_TEXTURE_ANISOTROPY, &result)) |
| return 4.0; |
| return result.u; |
| |
| case PIPE_CAP_MAX_TEXTURE_LOD_BIAS: |
| return 16.0; |
| |
| case PIPE_CAP_MAX_TEXTURE_IMAGE_UNITS: |
| return 16; |
| case PIPE_CAP_MAX_COMBINED_SAMPLERS: |
| return 16; |
| case PIPE_CAP_NPOT_TEXTURES: |
| return 1; |
| case PIPE_CAP_TWO_SIDED_STENCIL: |
| return 1; |
| case PIPE_CAP_GLSL: |
| return svgascreen->use_ps30 && svgascreen->use_vs30; |
| case PIPE_CAP_ANISOTROPIC_FILTER: |
| return 1; |
| case PIPE_CAP_POINT_SPRITE: |
| return 1; |
| case PIPE_CAP_MAX_RENDER_TARGETS: |
| if(!sws->get_cap(sws, SVGA3D_DEVCAP_MAX_RENDER_TARGETS, &result)) |
| return 1; |
| if(!result.u) |
| return 1; |
| return MIN2(result.u, PIPE_MAX_COLOR_BUFS); |
| case PIPE_CAP_OCCLUSION_QUERY: |
| return 1; |
| case PIPE_CAP_TIMER_QUERY: |
| return 0; |
| case PIPE_CAP_TEXTURE_SHADOW_MAP: |
| return 1; |
| |
| case PIPE_CAP_MAX_TEXTURE_2D_LEVELS: |
| { |
| unsigned levels = SVGA_MAX_TEXTURE_LEVELS; |
| if (sws->get_cap(sws, SVGA3D_DEVCAP_MAX_TEXTURE_WIDTH, &result)) |
| levels = MIN2(util_logbase2(result.u) + 1, levels); |
| else |
| levels = 12 /* 2048x2048 */; |
| if (sws->get_cap(sws, SVGA3D_DEVCAP_MAX_TEXTURE_HEIGHT, &result)) |
| levels = MIN2(util_logbase2(result.u) + 1, levels); |
| else |
| levels = 12 /* 2048x2048 */; |
| return levels; |
| } |
| |
| case PIPE_CAP_MAX_TEXTURE_3D_LEVELS: |
| if (!sws->get_cap(sws, SVGA3D_DEVCAP_MAX_VOLUME_EXTENT, &result)) |
| return 8; /* max 128x128x128 */ |
| return MIN2(util_logbase2(result.u) + 1, SVGA_MAX_TEXTURE_LEVELS); |
| |
| case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS: |
| /* |
| * No mechanism to query the host, and at least limited to 2048x2048 on |
| * certain hardware. |
| */ |
| return MIN2(screen->get_paramf(screen, PIPE_CAP_MAX_TEXTURE_2D_LEVELS), |
| 12.0 /* 2048x2048 */); |
| |
| case PIPE_CAP_TEXTURE_MIRROR_REPEAT: /* req. for GL 1.4 */ |
| return 1; |
| |
| case PIPE_CAP_BLEND_EQUATION_SEPARATE: /* req. for GL 1.5 */ |
| return 1; |
| |
| case PIPE_CAP_TGSI_FS_COORD_ORIGIN_UPPER_LEFT: |
| case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER: |
| return 1; |
| case PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT: |
| case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_INTEGER: |
| return 0; |
| |
| /* |
| * Fragment shader limits |
| */ |
| |
| case PIPE_CAP_MAX_FS_INSTRUCTIONS: |
| case PIPE_CAP_MAX_FS_ALU_INSTRUCTIONS: |
| case PIPE_CAP_MAX_FS_TEX_INSTRUCTIONS: |
| case PIPE_CAP_MAX_FS_TEX_INDIRECTIONS: |
| return svgascreen->use_ps30 ? 512 : 96; |
| case PIPE_CAP_MAX_FS_CONTROL_FLOW_DEPTH: |
| return SVGA3D_MAX_NESTING_LEVEL; |
| case PIPE_CAP_MAX_FS_INPUTS: |
| return 10; |
| case PIPE_CAP_MAX_FS_CONSTS: |
| return svgascreen->use_vs30 ? 224 : 16; |
| case PIPE_CAP_MAX_FS_TEMPS: |
| if (!sws->get_cap(sws, SVGA3D_DEVCAP_MAX_FRAGMENT_SHADER_TEMPS, &result)) |
| return svgascreen->use_ps30 ? 32 : 12; |
| return result.u; |
| case PIPE_CAP_MAX_FS_ADDRS: |
| return svgascreen->use_ps30 ? 1 : 0; |
| case PIPE_CAP_MAX_FS_PREDS: |
| return svgascreen->use_ps30 ? 1 : 0; |
| |
| /* |
| * Vertex shader limits |
| */ |
| case PIPE_CAP_MAX_VS_INSTRUCTIONS: |
| case PIPE_CAP_MAX_VS_ALU_INSTRUCTIONS: |
| if (!sws->get_cap(sws, SVGA3D_DEVCAP_MAX_VERTEX_SHADER_INSTRUCTIONS, &result)) |
| return svgascreen->use_vs30 ? 512 : 256; |
| return result.u; |
| case PIPE_CAP_MAX_VS_TEX_INSTRUCTIONS: |
| case PIPE_CAP_MAX_VS_TEX_INDIRECTIONS: |
| /* XXX: until we have vertex texture support */ |
| return 0; |
| case PIPE_CAP_MAX_VS_CONTROL_FLOW_DEPTH: |
| return SVGA3D_MAX_NESTING_LEVEL; |
| case PIPE_CAP_MAX_VS_INPUTS: |
| return 16; |
| case PIPE_CAP_MAX_VS_CONSTS: |
| return 256; |
| case PIPE_CAP_MAX_VS_TEMPS: |
| if (!sws->get_cap(sws, SVGA3D_DEVCAP_MAX_VERTEX_SHADER_TEMPS, &result)) |
| return svgascreen->use_vs30 ? 32 : 12; |
| return result.u; |
| case PIPE_CAP_MAX_VS_ADDRS: |
| return svgascreen->use_vs30 ? 1 : 0; |
| case PIPE_CAP_MAX_VS_PREDS: |
| return svgascreen->use_vs30 ? 1 : 0; |
| |
| case PIPE_CAP_DEPTHSTENCIL_CLEAR_SEPARATE: |
| return 1; |
| |
| default: |
| return 0; |
| } |
| } |
| |
| |
| /* This is a fairly pointless interface |
| */ |
| static int |
| svga_get_param(struct pipe_screen *screen, enum pipe_cap param) |
| { |
| return (int) svga_get_paramf( screen, param ); |
| } |
| |
| |
| static INLINE SVGA3dDevCapIndex |
| svga_translate_format_cap(enum pipe_format format) |
| { |
| switch(format) { |
| |
| case PIPE_FORMAT_B8G8R8A8_UNORM: |
| return SVGA3D_DEVCAP_SURFACEFMT_A8R8G8B8; |
| case PIPE_FORMAT_B8G8R8X8_UNORM: |
| return SVGA3D_DEVCAP_SURFACEFMT_X8R8G8B8; |
| |
| case PIPE_FORMAT_B5G6R5_UNORM: |
| return SVGA3D_DEVCAP_SURFACEFMT_R5G6B5; |
| case PIPE_FORMAT_B5G5R5A1_UNORM: |
| return SVGA3D_DEVCAP_SURFACEFMT_A1R5G5B5; |
| case PIPE_FORMAT_B4G4R4A4_UNORM: |
| return SVGA3D_DEVCAP_SURFACEFMT_A4R4G4B4; |
| |
| case PIPE_FORMAT_Z16_UNORM: |
| return SVGA3D_DEVCAP_SURFACEFMT_Z_D16; |
| case PIPE_FORMAT_S8_USCALED_Z24_UNORM: |
| return SVGA3D_DEVCAP_SURFACEFMT_Z_D24S8; |
| case PIPE_FORMAT_X8Z24_UNORM: |
| return SVGA3D_DEVCAP_SURFACEFMT_Z_D24X8; |
| |
| case PIPE_FORMAT_A8_UNORM: |
| return SVGA3D_DEVCAP_SURFACEFMT_ALPHA8; |
| case PIPE_FORMAT_L8_UNORM: |
| return SVGA3D_DEVCAP_SURFACEFMT_LUMINANCE8; |
| |
| case PIPE_FORMAT_DXT1_RGB: |
| case PIPE_FORMAT_DXT1_RGBA: |
| return SVGA3D_DEVCAP_SURFACEFMT_DXT1; |
| case PIPE_FORMAT_DXT3_RGBA: |
| return SVGA3D_DEVCAP_SURFACEFMT_DXT3; |
| case PIPE_FORMAT_DXT5_RGBA: |
| return SVGA3D_DEVCAP_SURFACEFMT_DXT5; |
| |
| default: |
| return SVGA3D_DEVCAP_MAX; |
| } |
| } |
| |
| |
| static boolean |
| svga_is_format_supported( struct pipe_screen *screen, |
| enum pipe_format format, |
| enum pipe_texture_target target, |
| unsigned sample_count, |
| unsigned tex_usage, |
| unsigned geom_flags ) |
| { |
| struct svga_winsys_screen *sws = svga_screen(screen)->sws; |
| SVGA3dDevCapIndex index; |
| SVGA3dDevCapResult result; |
| |
| assert(tex_usage); |
| |
| if (sample_count > 1) |
| return FALSE; |
| |
| /* Override host capabilities */ |
| if (tex_usage & PIPE_BIND_RENDER_TARGET) { |
| switch(format) { |
| |
| /* Often unsupported/problematic. This means we end up with the same |
| * visuals for all virtual hardware implementations. |
| */ |
| case PIPE_FORMAT_B4G4R4A4_UNORM: |
| case PIPE_FORMAT_B5G5R5A1_UNORM: |
| return FALSE; |
| |
| /* Simulate ability to render into compressed textures */ |
| case PIPE_FORMAT_DXT1_RGB: |
| case PIPE_FORMAT_DXT1_RGBA: |
| case PIPE_FORMAT_DXT3_RGBA: |
| case PIPE_FORMAT_DXT5_RGBA: |
| return TRUE; |
| |
| default: |
| break; |
| } |
| } |
| |
| /* Try to query the host */ |
| index = svga_translate_format_cap(format); |
| if( index < SVGA3D_DEVCAP_MAX && |
| sws->get_cap(sws, index, &result) ) |
| { |
| SVGA3dSurfaceFormatCaps mask; |
| |
| mask.value = 0; |
| if (tex_usage & PIPE_BIND_RENDER_TARGET) |
| mask.offscreenRenderTarget = 1; |
| if (tex_usage & PIPE_BIND_DEPTH_STENCIL) |
| mask.zStencil = 1; |
| if (tex_usage & PIPE_BIND_SAMPLER_VIEW) |
| mask.texture = 1; |
| |
| if ((result.u & mask.value) == mask.value) |
| return TRUE; |
| else |
| return FALSE; |
| } |
| |
| /* Use our translate functions directly rather than relying on a |
| * duplicated list of supported formats which is prone to getting |
| * out of sync: |
| */ |
| if(tex_usage & (PIPE_BIND_RENDER_TARGET | PIPE_BIND_DEPTH_STENCIL)) |
| return svga_translate_format_render(format) != SVGA3D_FORMAT_INVALID; |
| else |
| return svga_translate_format(format) != SVGA3D_FORMAT_INVALID; |
| } |
| |
| |
| static void |
| svga_fence_reference(struct pipe_screen *screen, |
| struct pipe_fence_handle **ptr, |
| struct pipe_fence_handle *fence) |
| { |
| struct svga_winsys_screen *sws = svga_screen(screen)->sws; |
| sws->fence_reference(sws, ptr, fence); |
| } |
| |
| |
| static int |
| svga_fence_signalled(struct pipe_screen *screen, |
| struct pipe_fence_handle *fence, |
| unsigned flag) |
| { |
| struct svga_winsys_screen *sws = svga_screen(screen)->sws; |
| return sws->fence_signalled(sws, fence, flag); |
| } |
| |
| |
| static int |
| svga_fence_finish(struct pipe_screen *screen, |
| struct pipe_fence_handle *fence, |
| unsigned flag) |
| { |
| struct svga_winsys_screen *sws = svga_screen(screen)->sws; |
| |
| SVGA_DBG(DEBUG_DMA|DEBUG_PERF, "%s fence_ptr %p\n", |
| __FUNCTION__, fence); |
| |
| return sws->fence_finish(sws, fence, flag); |
| } |
| |
| |
| static void |
| svga_destroy_screen( struct pipe_screen *screen ) |
| { |
| struct svga_screen *svgascreen = svga_screen(screen); |
| |
| svga_screen_cache_cleanup(svgascreen); |
| |
| pipe_mutex_destroy(svgascreen->swc_mutex); |
| pipe_mutex_destroy(svgascreen->tex_mutex); |
| |
| svgascreen->sws->destroy(svgascreen->sws); |
| |
| FREE(svgascreen); |
| } |
| |
| |
| /** |
| * Create a new svga_screen object |
| */ |
| struct pipe_screen * |
| svga_screen_create(struct svga_winsys_screen *sws) |
| { |
| struct svga_screen *svgascreen; |
| struct pipe_screen *screen; |
| SVGA3dDevCapResult result; |
| |
| #ifdef DEBUG |
| SVGA_DEBUG = debug_get_flags_option("SVGA_DEBUG", svga_debug_flags, 0 ); |
| #endif |
| |
| svgascreen = CALLOC_STRUCT(svga_screen); |
| if (!svgascreen) |
| goto error1; |
| |
| svgascreen->debug.force_level_surface_view = |
| debug_get_bool_option("SVGA_FORCE_LEVEL_SURFACE_VIEW", FALSE); |
| svgascreen->debug.force_surface_view = |
| debug_get_bool_option("SVGA_FORCE_SURFACE_VIEW", FALSE); |
| svgascreen->debug.force_sampler_view = |
| debug_get_bool_option("SVGA_FORCE_SAMPLER_VIEW", FALSE); |
| svgascreen->debug.no_surface_view = |
| debug_get_bool_option("SVGA_NO_SURFACE_VIEW", FALSE); |
| svgascreen->debug.no_sampler_view = |
| debug_get_bool_option("SVGA_NO_SAMPLER_VIEW", FALSE); |
| |
| screen = &svgascreen->screen; |
| |
| screen->destroy = svga_destroy_screen; |
| screen->get_name = svga_get_name; |
| screen->get_vendor = svga_get_vendor; |
| screen->get_param = svga_get_param; |
| screen->get_paramf = svga_get_paramf; |
| screen->is_format_supported = svga_is_format_supported; |
| screen->context_create = svga_context_create; |
| screen->fence_reference = svga_fence_reference; |
| screen->fence_signalled = svga_fence_signalled; |
| screen->fence_finish = svga_fence_finish; |
| svgascreen->sws = sws; |
| |
| svga_screen_init_surface_functions(screen); |
| svga_init_screen_resource_functions(svgascreen); |
| |
| svgascreen->use_ps30 = |
| sws->get_cap(sws, SVGA3D_DEVCAP_FRAGMENT_SHADER_VERSION, &result) && |
| result.u >= SVGA3DPSVERSION_30 ? TRUE : FALSE; |
| |
| svgascreen->use_vs30 = |
| sws->get_cap(sws, SVGA3D_DEVCAP_VERTEX_SHADER_VERSION, &result) && |
| result.u >= SVGA3DVSVERSION_30 ? TRUE : FALSE; |
| |
| #if 1 |
| /* Shader model 2.0 is unsupported at the moment. */ |
| if(!svgascreen->use_ps30 || !svgascreen->use_vs30) |
| goto error2; |
| #else |
| if(debug_get_bool_option("SVGA_NO_SM30", FALSE)) |
| svgascreen->use_vs30 = svgascreen->use_ps30 = FALSE; |
| #endif |
| |
| pipe_mutex_init(svgascreen->tex_mutex); |
| pipe_mutex_init(svgascreen->swc_mutex); |
| |
| svga_screen_cache_init(svgascreen); |
| |
| return screen; |
| error2: |
| FREE(svgascreen); |
| error1: |
| return NULL; |
| } |
| |
| struct svga_winsys_screen * |
| svga_winsys_screen(struct pipe_screen *screen) |
| { |
| return svga_screen(screen)->sws; |
| } |
| |
| #ifdef DEBUG |
| struct svga_screen * |
| svga_screen(struct pipe_screen *screen) |
| { |
| assert(screen); |
| assert(screen->destroy == svga_destroy_screen); |
| return (struct svga_screen *)screen; |
| } |
| #endif |