softpipe: Enable ARB_framebuffer_no_attachments
[mesa.git] / src / gallium / drivers / softpipe / sp_screen.c
index 7be39d4f61896a55d96caa690d230195e97d902a..d89d95c884c3d2eb2855274beb4ba4e58d1c0f14 100644 (file)
@@ -30,6 +30,7 @@
 #include "util/u_format.h"
 #include "util/u_format_s3tc.h"
 #include "util/u_video.h"
+#include "os/os_misc.h"
 #include "os/os_time.h"
 #include "pipe/p_defines.h"
 #include "pipe/p_screen.h"
@@ -122,12 +123,15 @@ softpipe_get_param(struct pipe_screen *screen, enum pipe_cap param)
       return 1024;
    case PIPE_CAP_MAX_VERTEX_STREAMS:
       return 1;
+   case PIPE_CAP_MAX_VERTEX_ATTRIB_STRIDE:
+      return 2048;
    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:
+   case PIPE_CAP_START_INSTANCE:
       return 1;
    case PIPE_CAP_SEAMLESS_CUBE_MAP:
    case PIPE_CAP_SEAMLESS_CUBE_MAP_PER_TEXTURE:
@@ -166,7 +170,6 @@ softpipe_get_param(struct pipe_screen *screen, enum pipe_cap param)
    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:
@@ -176,6 +179,8 @@ softpipe_get_param(struct pipe_screen *screen, enum pipe_cap param)
       return 1;
    case PIPE_CAP_TEXTURE_BUFFER_OBJECTS:
       return 1;
+   case PIPE_CAP_BUFFER_SAMPLER_VIEW_RGBA_ONLY:
+      return 0;
    case PIPE_CAP_MAX_TEXTURE_BUFFER_SIZE:
       return 65536;
    case PIPE_CAP_TEXTURE_BUFFER_OFFSET_ALIGNMENT:
@@ -184,24 +189,92 @@ softpipe_get_param(struct pipe_screen *screen, enum pipe_cap param)
    case PIPE_CAP_PREFER_BLIT_BASED_TEXTURE_TRANSFER:
       return 0;
    case PIPE_CAP_MAX_VIEWPORTS:
-      return 1;
+      return PIPE_MAX_VIEWPORTS;
    case PIPE_CAP_ENDIANNESS:
       return PIPE_ENDIAN_NATIVE;
    case PIPE_CAP_MAX_TEXTURE_GATHER_COMPONENTS:
+      return 4;
    case PIPE_CAP_TEXTURE_GATHER_SM5:
-   case PIPE_CAP_BUFFER_MAP_PERSISTENT_COHERENT:
    case PIPE_CAP_TEXTURE_QUERY_LOD:
+      return 1;
+   case PIPE_CAP_BUFFER_MAP_PERSISTENT_COHERENT:
    case PIPE_CAP_SAMPLE_SHADING:
    case PIPE_CAP_TEXTURE_GATHER_OFFSETS:
+      return 0;
    case PIPE_CAP_TGSI_VS_WINDOW_SPACE_POSITION:
+      return 1;
+   case PIPE_CAP_TGSI_FS_FINE_DERIVATIVE:
       return 0;
+   case PIPE_CAP_SAMPLER_VIEW_TARGET:
+      return 1;
    case PIPE_CAP_FAKE_SW_MSAA:
       return 1;
    case PIPE_CAP_MIN_TEXTURE_GATHER_OFFSET:
+      return -32;
    case PIPE_CAP_MAX_TEXTURE_GATHER_OFFSET:
-      return 0;
+      return 31;
    case PIPE_CAP_DRAW_INDIRECT:
       return 1;
+
+   case PIPE_CAP_VENDOR_ID:
+      return 0xFFFFFFFF;
+   case PIPE_CAP_DEVICE_ID:
+      return 0xFFFFFFFF;
+   case PIPE_CAP_ACCELERATED:
+      return 0;
+   case PIPE_CAP_VIDEO_MEMORY: {
+      /* XXX: Do we want to return the full amount fo system memory ? */
+      uint64_t system_memory;
+
+      if (!os_get_total_physical_memory(&system_memory))
+         return 0;
+
+      return (int)(system_memory >> 20);
+   }
+   case PIPE_CAP_UMA:
+      return 0;
+   case PIPE_CAP_CONDITIONAL_RENDER_INVERTED:
+      return 1;
+   case PIPE_CAP_CLIP_HALFZ:
+   case PIPE_CAP_TEXTURE_FLOAT_LINEAR:
+   case PIPE_CAP_TEXTURE_HALF_FLOAT_LINEAR:
+      return 1;
+   case PIPE_CAP_FRAMEBUFFER_NO_ATTACHMENT:
+      return 1;
+   case PIPE_CAP_VERTEXID_NOBASE:
+      return 0;
+   case PIPE_CAP_POLYGON_OFFSET_CLAMP:
+      return 0;
+   case PIPE_CAP_MULTISAMPLE_Z_RESOLVE:
+   case PIPE_CAP_RESOURCE_FROM_USER_MEMORY:
+   case PIPE_CAP_DEVICE_RESET_STATUS_QUERY:
+   case PIPE_CAP_MAX_SHADER_PATCH_VARYINGS:
+   case PIPE_CAP_DEPTH_BOUNDS_TEST:
+   case PIPE_CAP_TGSI_TXQS:
+   case PIPE_CAP_FORCE_PERSAMPLE_INTERP:
+   case PIPE_CAP_SHAREABLE_SHADERS:
+   case PIPE_CAP_COPY_BETWEEN_COMPRESSED_AND_PLAIN_FORMATS:
+   case PIPE_CAP_CLEAR_TEXTURE:
+   case PIPE_CAP_DRAW_PARAMETERS:
+   case PIPE_CAP_TGSI_PACK_HALF_FLOAT:
+   case PIPE_CAP_MULTI_DRAW_INDIRECT:
+   case PIPE_CAP_MULTI_DRAW_INDIRECT_PARAMS:
+   case PIPE_CAP_TGSI_FS_POSITION_IS_SYSVAL:
+   case PIPE_CAP_TGSI_FS_FACE_IS_INTEGER_SYSVAL:
+   case PIPE_CAP_INVALIDATE_BUFFER:
+   case PIPE_CAP_GENERATE_MIPMAP:
+   case PIPE_CAP_STRING_MARKER:
+   case PIPE_CAP_SURFACE_REINTERPRET_BLOCKS:
+   case PIPE_CAP_QUERY_BUFFER_OBJECT:
+   case PIPE_CAP_QUERY_MEMORY_INFO:
+   case PIPE_CAP_PCI_GROUP:
+   case PIPE_CAP_PCI_BUS:
+   case PIPE_CAP_PCI_DEVICE:
+   case PIPE_CAP_PCI_FUNCTION:
+   case PIPE_CAP_ROBUST_BUFFER_ACCESS_BEHAVIOR:
+      return 0;
+   case PIPE_CAP_SHADER_BUFFER_OFFSET_ALIGNMENT:
+      return 4;
    }
    /* should only get here on unhandled cases */
    debug_printf("Unexpected PIPE_CAP %d query\n", param);
@@ -218,20 +291,10 @@ softpipe_get_shader_param(struct pipe_screen *screen, unsigned shader, enum pipe
       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);
-      }
+      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;
    }
@@ -322,11 +385,16 @@ softpipe_is_format_supported( struct pipe_screen *screen,
          return FALSE;
    }
 
-   if (format_desc->layout == UTIL_FORMAT_LAYOUT_BPTC) {
+   if (format_desc->layout == UTIL_FORMAT_LAYOUT_BPTC ||
+       format_desc->layout == UTIL_FORMAT_LAYOUT_ASTC) {
       /* Software decoding is not hooked up. */
       return FALSE;
    }
 
+   if (format_desc->layout == UTIL_FORMAT_LAYOUT_ETC &&
+       format != PIPE_FORMAT_ETC1_RGB8)
+      return FALSE;
+
    /*
     * All other operations (sampling, transfer, etc).
     */
@@ -397,6 +465,7 @@ softpipe_create_screen(struct sw_winsys *winsys)
 
    screen->base.get_name = softpipe_get_name;
    screen->base.get_vendor = softpipe_get_vendor;
+   screen->base.get_device_vendor = softpipe_get_vendor; // TODO should be the CPU vendor
    screen->base.get_param = softpipe_get_param;
    screen->base.get_shader_param = softpipe_get_shader_param;
    screen->base.get_paramf = softpipe_get_paramf;