gallium: add missing point and line CAPs

The returned values are the same as the GL frontend.

Reviewed-by: Pierre-Eric Pelloux-Prayer <pierre-eric.pelloux-prayer@amd.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/13676>

docs/gallium/screen.rst

@@ -637,10 +637,16 @@ PIPE_CAPF_*
 
 The floating-point capabilities are:
 
+* ``PIPE_CAPF_MIN_LINE_WIDTH``: The minimum width of a regular line.
+* ``PIPE_CAPF_MIN_LINE_WIDTH_AA``: The minimum width of a smoothed line.
 * ``PIPE_CAPF_MAX_LINE_WIDTH``: The maximum width of a regular line.
 * ``PIPE_CAPF_MAX_LINE_WIDTH_AA``: The maximum width of a smoothed line.
+* ``PIPE_CAPF_LINE_WIDTH_GRANULARITY``: The line width is rounded to a multiple of this number.
+* ``PIPE_CAPF_MIN_POINT_SIZE``: The minimum width and height of a point.
+* ``PIPE_CAPF_MIN_POINT_SIZE_AA``: The minimum width and height of a smoothed point.
 * ``PIPE_CAPF_MAX_POINT_SIZE``: The maximum width and height of a point.
 * ``PIPE_CAPF_MAX_POINT_SIZE_AA``: The maximum width and height of a smoothed point.
+* ``PIPE_CAPF_POINT_SIZE_GRANULARITY``: The point size is rounded to a multiple of this number.
 * ``PIPE_CAPF_MAX_TEXTURE_ANISOTROPY``: The maximum level of anisotropy that can be
   applied to anisotropically filtered textures.
 * ``PIPE_CAPF_MAX_TEXTURE_LOD_BIAS``: The maximum :term:`LOD` bias that may be applied

src/gallium/drivers/asahi/agx_pipe.c

@@ -862,6 +862,16 @@ agx_get_paramf(struct pipe_screen* pscreen,
                enum pipe_capf param)
 {
    switch (param) {
+   case PIPE_CAPF_MIN_LINE_WIDTH:
+   case PIPE_CAPF_MIN_LINE_WIDTH_AA:
+   case PIPE_CAPF_MIN_POINT_SIZE:
+   case PIPE_CAPF_MIN_POINT_SIZE_AA:
+      return 1;
+
+   case PIPE_CAPF_POINT_SIZE_GRANULARITY:
+   case PIPE_CAPF_LINE_WIDTH_GRANULARITY:
+      return 0.1;
+
    case PIPE_CAPF_MAX_LINE_WIDTH:
    case PIPE_CAPF_MAX_LINE_WIDTH_AA:
       return 16.0; /* Off-by-one fixed point 4:4 encoding */

src/gallium/drivers/crocus/crocus_screen.c

@@ -411,6 +411,16 @@ crocus_get_paramf(struct pipe_screen *pscreen, enum pipe_capf param)
    const struct intel_device_info *devinfo = &screen->devinfo;
 
    switch (param) {
+   case PIPE_CAPF_MIN_LINE_WIDTH:
+   case PIPE_CAPF_MIN_LINE_WIDTH_AA:
+   case PIPE_CAPF_MIN_POINT_SIZE:
+   case PIPE_CAPF_MIN_POINT_SIZE_AA:
+      return 1;
+
+   case PIPE_CAPF_POINT_SIZE_GRANULARITY:
+   case PIPE_CAPF_LINE_WIDTH_GRANULARITY:
+      return 0.1;
+
    case PIPE_CAPF_MAX_LINE_WIDTH:
    case PIPE_CAPF_MAX_LINE_WIDTH_AA:
       if (devinfo->ver >= 6)

src/gallium/drivers/d3d12/d3d12_screen.cpp

@@ -331,6 +331,16 @@ d3d12_get_paramf(struct pipe_screen *pscreen, enum pipe_capf param)
    struct d3d12_screen *screen = d3d12_screen(pscreen);
 
    switch (param) {
+   case PIPE_CAPF_MIN_LINE_WIDTH:
+   case PIPE_CAPF_MIN_LINE_WIDTH_AA:
+   case PIPE_CAPF_MIN_POINT_SIZE:
+   case PIPE_CAPF_MIN_POINT_SIZE_AA:
+      return 1;
+
+   case PIPE_CAPF_POINT_SIZE_GRANULARITY:
+   case PIPE_CAPF_LINE_WIDTH_GRANULARITY:
+      return 0.1;
+
    case PIPE_CAPF_MAX_LINE_WIDTH:
    case PIPE_CAPF_MAX_LINE_WIDTH_AA:
       return 1.0f; /* no clue */

src/gallium/drivers/etnaviv/etnaviv_screen.c

@@ -303,6 +303,14 @@ etna_screen_get_paramf(struct pipe_screen *pscreen, enum pipe_capf param)
    struct etna_screen *screen = etna_screen(pscreen);
 
    switch (param) {
+   case PIPE_CAPF_MIN_LINE_WIDTH:
+   case PIPE_CAPF_MIN_LINE_WIDTH_AA:
+   case PIPE_CAPF_MIN_POINT_SIZE:
+   case PIPE_CAPF_MIN_POINT_SIZE_AA:
+      return 1;
+   case PIPE_CAPF_POINT_SIZE_GRANULARITY:
+   case PIPE_CAPF_LINE_WIDTH_GRANULARITY:
+      return 0.1;
    case PIPE_CAPF_MAX_LINE_WIDTH:
    case PIPE_CAPF_MAX_LINE_WIDTH_AA:
    case PIPE_CAPF_MAX_POINT_SIZE:

src/gallium/drivers/freedreno/freedreno_screen.c

@@ -535,6 +535,14 @@ static float
 fd_screen_get_paramf(struct pipe_screen *pscreen, enum pipe_capf param)
 {
    switch (param) {
+   case PIPE_CAPF_MIN_LINE_WIDTH:
+   case PIPE_CAPF_MIN_LINE_WIDTH_AA:
+   case PIPE_CAPF_MIN_POINT_SIZE:
+   case PIPE_CAPF_MIN_POINT_SIZE_AA:
+      return 1;
+   case PIPE_CAPF_POINT_SIZE_GRANULARITY:
+   case PIPE_CAPF_LINE_WIDTH_GRANULARITY:
+      return 0.1;
    case PIPE_CAPF_MAX_LINE_WIDTH:
    case PIPE_CAPF_MAX_LINE_WIDTH_AA:
       /* NOTE: actual value is 127.0f, but this is working around a deqp

src/gallium/drivers/i915/i915_screen.c

@@ -498,6 +498,16 @@ static float
 i915_get_paramf(struct pipe_screen *screen, enum pipe_capf cap)
 {
    switch (cap) {
+   case PIPE_CAPF_MIN_LINE_WIDTH:
+   case PIPE_CAPF_MIN_LINE_WIDTH_AA:
+   case PIPE_CAPF_MIN_POINT_SIZE:
+   case PIPE_CAPF_MIN_POINT_SIZE_AA:
+      return 1;
+
+   case PIPE_CAPF_POINT_SIZE_GRANULARITY:
+   case PIPE_CAPF_LINE_WIDTH_GRANULARITY:
+      return 0.1;
+
    case PIPE_CAPF_MAX_LINE_WIDTH:
       FALLTHROUGH;
    case PIPE_CAPF_MAX_LINE_WIDTH_AA:

src/gallium/drivers/iris/iris_screen.c

@@ -403,6 +403,16 @@ static float
 iris_get_paramf(struct pipe_screen *pscreen, enum pipe_capf param)
 {
    switch (param) {
+   case PIPE_CAPF_MIN_LINE_WIDTH:
+   case PIPE_CAPF_MIN_LINE_WIDTH_AA:
+   case PIPE_CAPF_MIN_POINT_SIZE:
+   case PIPE_CAPF_MIN_POINT_SIZE_AA:
+      return 1;
+
+   case PIPE_CAPF_POINT_SIZE_GRANULARITY:
+   case PIPE_CAPF_LINE_WIDTH_GRANULARITY:
+      return 0.1;
+
    case PIPE_CAPF_MAX_LINE_WIDTH:
    case PIPE_CAPF_MAX_LINE_WIDTH_AA:
       return 7.375f;

src/gallium/drivers/lima/lima_screen.c

@@ -170,6 +170,14 @@ static float
 lima_screen_get_paramf(struct pipe_screen *pscreen, enum pipe_capf param)
 {
    switch (param) {
+   case PIPE_CAPF_MIN_LINE_WIDTH:
+   case PIPE_CAPF_MIN_LINE_WIDTH_AA:
+   case PIPE_CAPF_MIN_POINT_SIZE:
+   case PIPE_CAPF_MIN_POINT_SIZE_AA:
+      return 1;
+   case PIPE_CAPF_POINT_SIZE_GRANULARITY:
+   case PIPE_CAPF_LINE_WIDTH_GRANULARITY:
+      return 0.1;
    case PIPE_CAPF_MAX_LINE_WIDTH:
    case PIPE_CAPF_MAX_LINE_WIDTH_AA:
    case PIPE_CAPF_MAX_POINT_SIZE:

src/gallium/drivers/llvmpipe/lp_screen.c

@@ -433,6 +433,14 @@ static float
 llvmpipe_get_paramf(struct pipe_screen *screen, enum pipe_capf param)
 {
    switch (param) {
+   case PIPE_CAPF_MIN_LINE_WIDTH:
+   case PIPE_CAPF_MIN_LINE_WIDTH_AA:
+   case PIPE_CAPF_MIN_POINT_SIZE:
+   case PIPE_CAPF_MIN_POINT_SIZE_AA:
+      return 1;
+   case PIPE_CAPF_POINT_SIZE_GRANULARITY:
+   case PIPE_CAPF_LINE_WIDTH_GRANULARITY:
+      return 0.1;
    case PIPE_CAPF_MAX_LINE_WIDTH:
       FALLTHROUGH;
    case PIPE_CAPF_MAX_LINE_WIDTH_AA:

src/gallium/drivers/nouveau/nv30/nv30_screen.c

@@ -289,6 +289,14 @@ nv30_screen_get_paramf(struct pipe_screen *pscreen, enum pipe_capf param)
    struct nouveau_object *eng3d = screen->eng3d;
 
    switch (param) {
+   case PIPE_CAPF_MIN_LINE_WIDTH:
+   case PIPE_CAPF_MIN_LINE_WIDTH_AA:
+   case PIPE_CAPF_MIN_POINT_SIZE:
+   case PIPE_CAPF_MIN_POINT_SIZE_AA:
+      return 1;
+   case PIPE_CAPF_POINT_SIZE_GRANULARITY:
+   case PIPE_CAPF_LINE_WIDTH_GRANULARITY:
+      return 0.1;
    case PIPE_CAPF_MAX_LINE_WIDTH:
    case PIPE_CAPF_MAX_LINE_WIDTH_AA:
       return 10.0;

src/gallium/drivers/nouveau/nv50/nv50_screen.c

@@ -516,6 +516,14 @@ static float
 nv50_screen_get_paramf(struct pipe_screen *pscreen, enum pipe_capf param)
 {
    switch (param) {
+   case PIPE_CAPF_MIN_LINE_WIDTH:
+   case PIPE_CAPF_MIN_LINE_WIDTH_AA:
+   case PIPE_CAPF_MIN_POINT_SIZE:
+   case PIPE_CAPF_MIN_POINT_SIZE_AA:
+      return 1;
+   case PIPE_CAPF_POINT_SIZE_GRANULARITY:
+   case PIPE_CAPF_LINE_WIDTH_GRANULARITY:
+      return 0.1;
    case PIPE_CAPF_MAX_LINE_WIDTH:
    case PIPE_CAPF_MAX_LINE_WIDTH_AA:
       return 10.0f;

src/gallium/drivers/nouveau/nvc0/nvc0_screen.c

@@ -573,6 +573,14 @@ nvc0_screen_get_paramf(struct pipe_screen *pscreen, enum pipe_capf param)
    const uint16_t class_3d = nouveau_screen(pscreen)->class_3d;
 
    switch (param) {
+   case PIPE_CAPF_MIN_LINE_WIDTH:
+   case PIPE_CAPF_MIN_LINE_WIDTH_AA:
+   case PIPE_CAPF_MIN_POINT_SIZE:
+   case PIPE_CAPF_MIN_POINT_SIZE_AA:
+      return 1;
+   case PIPE_CAPF_POINT_SIZE_GRANULARITY:
+   case PIPE_CAPF_LINE_WIDTH_GRANULARITY:
+      return 0.1;
    case PIPE_CAPF_MAX_LINE_WIDTH:
    case PIPE_CAPF_MAX_LINE_WIDTH_AA:
       return 10.0f;

src/gallium/drivers/panfrost/pan_screen.c

@@ -456,6 +456,16 @@ static float
 panfrost_get_paramf(struct pipe_screen *screen, enum pipe_capf param)
 {
         switch (param) {
+        case PIPE_CAPF_MIN_LINE_WIDTH:
+        case PIPE_CAPF_MIN_LINE_WIDTH_AA:
+        case PIPE_CAPF_MIN_POINT_SIZE:
+        case PIPE_CAPF_MIN_POINT_SIZE_AA:
+           return 1;
+
+        case PIPE_CAPF_POINT_SIZE_GRANULARITY:
+        case PIPE_CAPF_LINE_WIDTH_GRANULARITY:
+           return 0.1;
+
         case PIPE_CAPF_MAX_LINE_WIDTH:
 
         FALLTHROUGH;

src/gallium/drivers/r300/r300_screen.c

@@ -406,6 +406,14 @@ static float r300_get_paramf(struct pipe_screen* pscreen,
     struct r300_screen* r300screen = r300_screen(pscreen);
 
     switch (param) {
+        case PIPE_CAPF_MIN_LINE_WIDTH:
+        case PIPE_CAPF_MIN_LINE_WIDTH_AA:
+        case PIPE_CAPF_MIN_POINT_SIZE:
+        case PIPE_CAPF_MIN_POINT_SIZE_AA:
+            return 1;
+        case PIPE_CAPF_POINT_SIZE_GRANULARITY:
+        case PIPE_CAPF_LINE_WIDTH_GRANULARITY:
+            return 0.1;
         case PIPE_CAPF_MAX_LINE_WIDTH:
         case PIPE_CAPF_MAX_LINE_WIDTH_AA:
         case PIPE_CAPF_MAX_POINT_SIZE:

src/gallium/drivers/r600/r600_pipe_common.c

@@ -807,6 +807,16 @@ static float r600_get_paramf(struct pipe_screen* pscreen,
 			     enum pipe_capf param)
 {
 	switch (param) {
+	case PIPE_CAPF_MIN_LINE_WIDTH:
+	case PIPE_CAPF_MIN_LINE_WIDTH_AA:
+	case PIPE_CAPF_MIN_POINT_SIZE:
+	case PIPE_CAPF_MIN_POINT_SIZE_AA:
+		return 1;
+
+	case PIPE_CAPF_POINT_SIZE_GRANULARITY:
+	case PIPE_CAPF_LINE_WIDTH_GRANULARITY:
+		return 0.1;
+
 	case PIPE_CAPF_MAX_LINE_WIDTH:
 	case PIPE_CAPF_MAX_LINE_WIDTH_AA:
 	case PIPE_CAPF_MAX_POINT_SIZE:

src/gallium/drivers/radeonsi/si_get.c

@@ -354,6 +354,14 @@ static int si_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
 static float si_get_paramf(struct pipe_screen *pscreen, enum pipe_capf param)
 {
    switch (param) {
+   case PIPE_CAPF_MIN_LINE_WIDTH:
+   case PIPE_CAPF_MIN_LINE_WIDTH_AA:
+   case PIPE_CAPF_MIN_POINT_SIZE:
+   case PIPE_CAPF_MIN_POINT_SIZE_AA:
+      return 1;
+   case PIPE_CAPF_POINT_SIZE_GRANULARITY:
+   case PIPE_CAPF_LINE_WIDTH_GRANULARITY:
+      return 0.1;
    case PIPE_CAPF_MAX_LINE_WIDTH:
    case PIPE_CAPF_MAX_LINE_WIDTH_AA:
       /* This depends on the quant mode, though the precise interactions

src/gallium/drivers/softpipe/sp_screen.c

@@ -348,6 +348,14 @@ static float
 softpipe_get_paramf(struct pipe_screen *screen, enum pipe_capf param)
 {
    switch (param) {
+   case PIPE_CAPF_MIN_LINE_WIDTH:
+   case PIPE_CAPF_MIN_LINE_WIDTH_AA:
+   case PIPE_CAPF_MIN_POINT_SIZE:
+   case PIPE_CAPF_MIN_POINT_SIZE_AA:
+      return 1;
+   case PIPE_CAPF_POINT_SIZE_GRANULARITY:
+   case PIPE_CAPF_LINE_WIDTH_GRANULARITY:
+      return 0.1;
    case PIPE_CAPF_MAX_LINE_WIDTH:
       FALLTHROUGH;
    case PIPE_CAPF_MAX_LINE_WIDTH_AA:

src/gallium/drivers/svga/svga_screen.c

@@ -153,6 +153,14 @@ svga_get_paramf(struct pipe_screen *screen, enum pipe_capf param)
    struct svga_winsys_screen *sws = svgascreen->sws;
 
    switch (param) {
+   case PIPE_CAPF_MIN_LINE_WIDTH:
+   case PIPE_CAPF_MIN_LINE_WIDTH_AA:
+   case PIPE_CAPF_MIN_POINT_SIZE:
+   case PIPE_CAPF_MIN_POINT_SIZE_AA:
+      return 1;
+   case PIPE_CAPF_POINT_SIZE_GRANULARITY:
+   case PIPE_CAPF_LINE_WIDTH_GRANULARITY:
+      return 0.1;
    case PIPE_CAPF_MAX_LINE_WIDTH:
       return svgascreen->maxLineWidth;
    case PIPE_CAPF_MAX_LINE_WIDTH_AA:

src/gallium/drivers/swr/swr_screen.cpp

@@ -365,6 +365,14 @@ static float
 swr_get_paramf(struct pipe_screen *screen, enum pipe_capf param)
 {
    switch (param) {
+   case PIPE_CAPF_MIN_LINE_WIDTH:
+   case PIPE_CAPF_MIN_LINE_WIDTH_AA:
+   case PIPE_CAPF_MIN_POINT_SIZE:
+   case PIPE_CAPF_MIN_POINT_SIZE_AA:
+      return 1;
+   case PIPE_CAPF_POINT_SIZE_GRANULARITY:
+   case PIPE_CAPF_LINE_WIDTH_GRANULARITY:
+      return 0.1;
    case PIPE_CAPF_MAX_LINE_WIDTH:
    case PIPE_CAPF_MAX_LINE_WIDTH_AA:
    case PIPE_CAPF_MAX_POINT_SIZE:

src/gallium/drivers/v3d/v3d_screen.c

@@ -291,6 +291,16 @@ static float
 v3d_screen_get_paramf(struct pipe_screen *pscreen, enum pipe_capf param)
 {
         switch (param) {
+        case PIPE_CAPF_MIN_LINE_WIDTH:
+        case PIPE_CAPF_MIN_LINE_WIDTH_AA:
+        case PIPE_CAPF_MIN_POINT_SIZE:
+        case PIPE_CAPF_MIN_POINT_SIZE_AA:
+           return 1;
+
+        case PIPE_CAPF_POINT_SIZE_GRANULARITY:
+        case PIPE_CAPF_LINE_WIDTH_GRANULARITY:
+           return 0.1;
+
         case PIPE_CAPF_MAX_LINE_WIDTH:
         case PIPE_CAPF_MAX_LINE_WIDTH_AA:
                 return V3D_MAX_LINE_WIDTH;

src/gallium/drivers/vc4/vc4_screen.c

@@ -216,6 +216,16 @@ static float
 vc4_screen_get_paramf(struct pipe_screen *pscreen, enum pipe_capf param)
 {
         switch (param) {
+        case PIPE_CAPF_MIN_LINE_WIDTH:
+        case PIPE_CAPF_MIN_LINE_WIDTH_AA:
+        case PIPE_CAPF_MIN_POINT_SIZE:
+        case PIPE_CAPF_MIN_POINT_SIZE_AA:
+           return 1;
+
+        case PIPE_CAPF_POINT_SIZE_GRANULARITY:
+        case PIPE_CAPF_LINE_WIDTH_GRANULARITY:
+           return 0.1;
+
         case PIPE_CAPF_MAX_LINE_WIDTH:
         case PIPE_CAPF_MAX_LINE_WIDTH_AA:
                 return 32;

src/gallium/drivers/virgl/virgl_screen.c

@@ -459,6 +459,14 @@ virgl_get_paramf(struct pipe_screen *screen, enum pipe_capf param)
 {
    struct virgl_screen *vscreen = virgl_screen(screen);
    switch (param) {
+   case PIPE_CAPF_MIN_LINE_WIDTH:
+   case PIPE_CAPF_MIN_LINE_WIDTH_AA:
+   case PIPE_CAPF_MIN_POINT_SIZE:
+   case PIPE_CAPF_MIN_POINT_SIZE_AA:
+      return 1;
+   case PIPE_CAPF_POINT_SIZE_GRANULARITY:
+   case PIPE_CAPF_LINE_WIDTH_GRANULARITY:
+      return 0.1;
    case PIPE_CAPF_MAX_LINE_WIDTH:
       return vscreen->caps.caps.v2.max_aliased_line_width;
    case PIPE_CAPF_MAX_LINE_WIDTH_AA:

src/gallium/drivers/zink/zink_screen.c

@@ -696,6 +696,16 @@ zink_get_paramf(struct pipe_screen *pscreen, enum pipe_capf param)
    struct zink_screen *screen = zink_screen(pscreen);
 
    switch (param) {
+   case PIPE_CAPF_MIN_LINE_WIDTH:
+   case PIPE_CAPF_MIN_LINE_WIDTH_AA:
+   case PIPE_CAPF_MIN_POINT_SIZE:
+   case PIPE_CAPF_MIN_POINT_SIZE_AA:
+      return 1;
+
+   case PIPE_CAPF_POINT_SIZE_GRANULARITY:
+   case PIPE_CAPF_LINE_WIDTH_GRANULARITY:
+      return 0.1;
+
    case PIPE_CAPF_MAX_LINE_WIDTH:
    case PIPE_CAPF_MAX_LINE_WIDTH_AA:
       if (!screen->info.feats.features.wideLines)

src/gallium/include/pipe/p_defines.h

@@ -1034,10 +1034,16 @@ enum pipe_endian
  */
 enum pipe_capf
 {
+   PIPE_CAPF_MIN_LINE_WIDTH,
+   PIPE_CAPF_MIN_LINE_WIDTH_AA,
    PIPE_CAPF_MAX_LINE_WIDTH,
    PIPE_CAPF_MAX_LINE_WIDTH_AA,
+   PIPE_CAPF_LINE_WIDTH_GRANULARITY,
+   PIPE_CAPF_MIN_POINT_SIZE,
+   PIPE_CAPF_MIN_POINT_SIZE_AA,
    PIPE_CAPF_MAX_POINT_SIZE,
    PIPE_CAPF_MAX_POINT_SIZE_AA,
+   PIPE_CAPF_POINT_SIZE_GRANULARITY,
    PIPE_CAPF_MAX_TEXTURE_ANISOTROPY,
    PIPE_CAPF_MAX_TEXTURE_LOD_BIAS,
    PIPE_CAPF_MIN_CONSERVATIVE_RASTER_DILATE,