diff options
Diffstat (limited to 'src/gallium/drivers')
| -rw-r--r-- | src/gallium/drivers/r300/r300_screen.c | 58 |
1 files changed, 56 insertions, 2 deletions
diff --git a/src/gallium/drivers/r300/r300_screen.c b/src/gallium/drivers/r300/r300_screen.c index 89982c870d..1a3454c8f2 100644 --- a/src/gallium/drivers/r300/r300_screen.c +++ b/src/gallium/drivers/r300/r300_screen.c @@ -79,6 +79,11 @@ static const char* r300_get_name(struct pipe_screen* pscreen) static int r300_get_param(struct pipe_screen* pscreen, enum pipe_cap param) { struct r300_screen* r300screen = r300_screen(pscreen); + boolean is_r400 = r300screen->caps.is_r400; + boolean is_r500 = r300screen->caps.is_r500; + + /* XXX extended shader capabilities of r400 unimplemented */ + is_r400 = FALSE; switch (param) { case PIPE_CAP_MAX_TEXTURE_IMAGE_UNITS: @@ -122,7 +127,7 @@ static int r300_get_param(struct pipe_screen* pscreen, enum pipe_cap param) case PIPE_CAP_MAX_TEXTURE_2D_LEVELS: case PIPE_CAP_MAX_TEXTURE_3D_LEVELS: case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS: - if (r300screen->caps.is_r500) { + if (is_r500) { /* 13 == 4096 */ return 13; } else { @@ -140,7 +145,7 @@ static int r300_get_param(struct pipe_screen* pscreen, enum pipe_cap param) case PIPE_CAP_BLEND_EQUATION_SEPARATE: return 1; case PIPE_CAP_SM3: - if (r300screen->caps.is_r500) { + if (is_r500) { return 1; } else { return 0; @@ -159,6 +164,55 @@ static int r300_get_param(struct pipe_screen* pscreen, enum pipe_cap param) 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: + return is_r500 || is_r400 ? 512 : 96; + case PIPE_CAP_MAX_FS_ALU_INSTRUCTIONS: + return is_r500 || is_r400 ? 512 : 64; + case PIPE_CAP_MAX_FS_TEX_INSTRUCTIONS: + return is_r500 || is_r400 ? 512 : 32; + case PIPE_CAP_MAX_FS_TEX_INDIRECTIONS: + return is_r500 ? 512 : 4; + case PIPE_CAP_MAX_FS_CONTROL_FLOW_DEPTH: + return is_r500 ? 64 : 0; /* Actually unlimited on r500. */ + case PIPE_CAP_MAX_FS_INPUTS: + /* 2 colors + 8 texcoords are always supported + * (minus fog and wpos). + * + * R500 has the ability to turn 3rd and 4th color into + * additional texcoords but there is no two-sided color + * selection then. However the facing bit can be used instead. */ + return 10; + case PIPE_CAP_MAX_FS_CONSTS: + return is_r500 ? 256 : 32; + case PIPE_CAP_MAX_FS_TEMPS: + return is_r500 ? 128 : is_r400 ? 64 : 32; + case PIPE_CAP_MAX_FS_ADDRS: + return 0; + case PIPE_CAP_MAX_FS_PREDS: + return is_r500 ? 1 : 0; + + /* Vertex shader limits. */ + case PIPE_CAP_MAX_VS_INSTRUCTIONS: + case PIPE_CAP_MAX_VS_ALU_INSTRUCTIONS: + return is_r500 ? 1024 : 256; + case PIPE_CAP_MAX_VS_TEX_INSTRUCTIONS: + case PIPE_CAP_MAX_VS_TEX_INDIRECTIONS: + return 0; + case PIPE_CAP_MAX_VS_CONTROL_FLOW_DEPTH: + return is_r500 ? 4 : 0; /* For loops; not sure about conditionals. */ + case PIPE_CAP_MAX_VS_INPUTS: + return 16; + case PIPE_CAP_MAX_VS_CONSTS: + return 256; + case PIPE_CAP_MAX_VS_TEMPS: + return 32; + case PIPE_CAP_MAX_VS_ADDRS: + return 1; /* XXX guessed */ + case PIPE_CAP_MAX_VS_PREDS: + return is_r500 ? 4 : 0; /* XXX guessed. */ + default: fprintf(stderr, "r300: Implementation error: Bad param %d\n", param); |