src/gallium/drivers/nv50/nv50_screen.c

   1 #include "pipe/p_screen.h"
   2 #include "pipe/p_util.h"
   3
   4 #include "nv50_context.h"
   5 #include "nv50_screen.h"
   6
   7 static boolean
   8 nv50_screen_is_format_supported(struct pipe_screen *pscreen,
   9                                 enum pipe_format format, uint type)
  10 {
  11         return FALSE;
  12 }
  13
  14 static const char *
  15 nv50_screen_get_name(struct pipe_screen *pscreen)
  16 {
  17         struct nv50_screen *screen = nv50_screen(pscreen);
  18         static char buffer[128];
  19
  20         snprintf(buffer, sizeof(buffer), "NV%02X", screen->chipset);
  21         return buffer;
  22 }
  23
  24 static const char *
  25 nv50_screen_get_vendor(struct pipe_screen *pscreen)
  26 {
  27         return "nouveau";
  28 }
  29
  30 static int
  31 nv50_screen_get_param(struct pipe_screen *pscreen, int param)
  32 {
  33         switch (param) {
  34         case PIPE_CAP_MAX_TEXTURE_IMAGE_UNITS:
  35                 return 32;
  36         case PIPE_CAP_NPOT_TEXTURES:
  37                 return 0;
  38         case PIPE_CAP_TWO_SIDED_STENCIL:
  39                 return 1;
  40         case PIPE_CAP_GLSL:
  41                 return 0;
  42         case PIPE_CAP_S3TC:
  43                 return 0;
  44         case PIPE_CAP_ANISOTROPIC_FILTER:
  45                 return 0;
  46         case PIPE_CAP_POINT_SPRITE:
  47                 return 0;
  48         case PIPE_CAP_MAX_RENDER_TARGETS:
  49                 return 8;
  50         case PIPE_CAP_OCCLUSION_QUERY:
  51                 return 0;
  52         case PIPE_CAP_TEXTURE_SHADOW_MAP:
  53                 return 0;
  54         case PIPE_CAP_MAX_TEXTURE_2D_LEVELS:
  55                 return 13;
  56         case PIPE_CAP_MAX_TEXTURE_3D_LEVELS:
  57                 return 10;
  58         case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS:
  59                 return 13;
  60         default:
  61                 NOUVEAU_ERR("Unknown PIPE_CAP %d\n", param);
  62                 return 0;
  63         }
  64 }
  65
  66 static float
  67 nv50_screen_get_paramf(struct pipe_screen *pscreen, int param)
  68 {
  69         switch (param) {
  70         case PIPE_CAP_MAX_LINE_WIDTH:
  71         case PIPE_CAP_MAX_LINE_WIDTH_AA:
  72                 return 10.0;
  73         case PIPE_CAP_MAX_POINT_WIDTH:
  74         case PIPE_CAP_MAX_POINT_WIDTH_AA:
  75                 return 64.0;
  76         case PIPE_CAP_MAX_TEXTURE_ANISOTROPY:
  77                 return 16.0;
  78         case PIPE_CAP_MAX_TEXTURE_LOD_BIAS:
  79                 return 4.0;
  80         default:
  81                 NOUVEAU_ERR("Unknown PIPE_CAP %d\n", param);
  82                 return 0.0;
  83         }
  84 }
  85
  86 static void
  87 nv50_screen_destroy(struct pipe_screen *pscreen)
  88 {
  89         FREE(pscreen);
  90 }
  91
  92 struct pipe_screen *
  93 nv50_screen_create(struct pipe_winsys *ws, unsigned chipset)
  94 {
  95         struct nv50_screen *screen = CALLOC_STRUCT(nv50_screen);
  96
  97         if (!screen)
  98                 return NULL;
  99
 100         screen->chipset = chipset;
 101
 102         screen->pipe.winsys = ws;
 103
 104         screen->pipe.destroy = nv50_screen_destroy;
 105
 106         screen->pipe.get_name = nv50_screen_get_name;
 107         screen->pipe.get_vendor = nv50_screen_get_vendor;
 108         screen->pipe.get_param = nv50_screen_get_param;
 109         screen->pipe.get_paramf = nv50_screen_get_paramf;
 110
 111         screen->pipe.is_format_supported = nv50_screen_is_format_supported;
 112
 113         nv50_screen_init_miptree_functions(&screen->pipe);
 114
 115         return &screen->pipe;
 116 }
 117