mesa: Convert gl_viewport_attrib::Near and ::Far to double
[mesa.git] / src / mesa / main / get.c
index 7af5f5591a4b2c058e0edd16f0df0a0dbef2beaf..ad6096baac89c5f048b28ea79180750d20f6c31e 100644 (file)
@@ -113,6 +113,7 @@ enum value_type {
    TYPE_FLOATN_3,
    TYPE_FLOATN_4,
    TYPE_DOUBLEN,
+   TYPE_DOUBLEN_2,
    TYPE_MATRIX,
    TYPE_MATRIX_T,
    TYPE_CONST
@@ -131,6 +132,7 @@ enum value_extra {
    EXTRA_VERSION_30,
    EXTRA_VERSION_31,
    EXTRA_VERSION_32,
+   EXTRA_VERSION_40,
    EXTRA_API_GL,
    EXTRA_API_GL_CORE,
    EXTRA_API_ES2,
@@ -143,6 +145,8 @@ enum value_extra {
    EXTRA_FLUSH_CURRENT,
    EXTRA_GLSL_130,
    EXTRA_EXT_UBO_GS4,
+   EXTRA_EXT_ATOMICS_GS4,
+   EXTRA_EXT_SHADER_IMAGE_GS4,
 };
 
 #define NO_EXTRA NULL
@@ -159,6 +163,7 @@ struct value_desc {
 union value {
    GLfloat value_float;
    GLfloat value_float_4[4];
+   GLdouble value_double_2[2];
    GLmatrix *value_matrix;
    GLint value_int;
    GLint value_int_4[4];
@@ -325,14 +330,30 @@ static const int extra_EXT_framebuffer_sRGB_and_new_buffers[] = {
    EXTRA_END
 };
 
-static const int extra_MESA_texture_array_es3[] = {
-   EXT(MESA_texture_array),
+static const int extra_EXT_packed_float[] = {
+   EXT(EXT_packed_float),
+   EXTRA_NEW_BUFFERS,
+   EXTRA_END
+};
+
+static const int extra_EXT_texture_array_es3[] = {
+   EXT(EXT_texture_array),
    EXTRA_API_ES3,
    EXTRA_END
 };
 
+static const int extra_ARB_shader_atomic_counters_and_geometry_shader[] = {
+   EXTRA_EXT_ATOMICS_GS4,
+   EXTRA_END
+};
+
+static const int extra_ARB_shader_image_load_store_and_geometry_shader[] = {
+   EXTRA_EXT_SHADER_IMAGE_GS4,
+   EXTRA_END
+};
+
 EXTRA_EXT(ARB_texture_cube_map);
-EXTRA_EXT(MESA_texture_array);
+EXTRA_EXT(EXT_texture_array);
 EXTRA_EXT(NV_fog_distance);
 EXTRA_EXT(EXT_texture_filter_anisotropic);
 EXTRA_EXT(NV_point_sprite);
@@ -366,6 +387,10 @@ EXTRA_EXT(ARB_map_buffer_alignment);
 EXTRA_EXT(ARB_texture_cube_map_array);
 EXTRA_EXT(ARB_texture_buffer_range);
 EXTRA_EXT(ARB_texture_multisample);
+EXTRA_EXT(ARB_texture_gather);
+EXTRA_EXT(ARB_shader_atomic_counters);
+EXTRA_EXT(ARB_draw_indirect);
+EXTRA_EXT(ARB_shader_image_load_store);
 
 static const int
 extra_ARB_color_buffer_float_or_glcore[] = {
@@ -383,6 +408,7 @@ extra_NV_primitive_restart[] = {
 static const int extra_version_30[] = { EXTRA_VERSION_30, EXTRA_END };
 static const int extra_version_31[] = { EXTRA_VERSION_31, EXTRA_END };
 static const int extra_version_32[] = { EXTRA_VERSION_32, EXTRA_END };
+static const int extra_version_40[] = { EXTRA_VERSION_40, EXTRA_END };
 
 static const int extra_gl30_es3[] = {
     EXTRA_VERSION_30,
@@ -402,6 +428,12 @@ static const int extra_gl32_ARB_geometry_shader4[] = {
     EXTRA_END
 };
 
+static const int extra_gl40_ARB_sample_shading[] = {
+   EXTRA_VERSION_40,
+   EXT(ARB_sample_shading),
+   EXTRA_END
+};
+
 static const int
 extra_ARB_vertex_program_api_es2[] = {
    EXT(ARB_vertex_program),
@@ -534,7 +566,7 @@ static void
 find_custom_value(struct gl_context *ctx, const struct value_desc *d, union value *v)
 {
    struct gl_buffer_object **buffer_obj;
-   struct gl_client_array *array;
+   struct gl_vertex_attrib_array *array;
    GLuint unit, *p;
 
    switch (d->pname) {
@@ -548,8 +580,6 @@ find_custom_value(struct gl_context *ctx, const struct value_desc *d, union valu
    case GL_TEXTURE_1D:
    case GL_TEXTURE_2D:
    case GL_TEXTURE_3D:
-   case GL_TEXTURE_1D_ARRAY_EXT:
-   case GL_TEXTURE_2D_ARRAY_EXT:
    case GL_TEXTURE_CUBE_MAP_ARB:
    case GL_TEXTURE_RECTANGLE_NV:
    case GL_TEXTURE_EXTERNAL_OES:
@@ -637,10 +667,14 @@ find_custom_value(struct gl_context *ctx, const struct value_desc *d, union valu
       break;
 
    case GL_SCISSOR_BOX:
-      v->value_int_4[0] = ctx->Scissor.X;
-      v->value_int_4[1] = ctx->Scissor.Y;
-      v->value_int_4[2] = ctx->Scissor.Width;
-      v->value_int_4[3] = ctx->Scissor.Height;
+      v->value_int_4[0] = ctx->Scissor.ScissorArray[0].X;
+      v->value_int_4[1] = ctx->Scissor.ScissorArray[0].Y;
+      v->value_int_4[2] = ctx->Scissor.ScissorArray[0].Width;
+      v->value_int_4[3] = ctx->Scissor.ScissorArray[0].Height;
+      break;
+
+   case GL_SCISSOR_TEST:
+      v->value_bool = ctx->Scissor.EnableFlags & 1;
       break;
 
    case GL_LIST_INDEX:
@@ -663,6 +697,11 @@ find_custom_value(struct gl_context *ctx, const struct value_desc *d, union valu
       v->value_int_4[3] = ctx->Viewport.Height;
       break;
 
+   case GL_DEPTH_RANGE:
+      v->value_double_2[0] = ctx->Viewport.Near;
+      v->value_double_2[1] = ctx->Viewport.Far;
+      break;
+
    case GL_ACTIVE_STENCIL_FACE_EXT:
       v->value_enum = ctx->Stencil.ActiveFace ? GL_BACK : GL_FRONT;
       break;
@@ -742,6 +781,45 @@ find_custom_value(struct gl_context *ctx, const struct value_desc *d, union valu
         ctx->Texture.Unit[unit].CurrentTex[d->offset]->Name;
       break;
 
+   /* GL_EXT_packed_float */
+   case GL_RGBA_SIGNED_COMPONENTS_EXT:
+      {
+         /* Note: we only check the 0th color attachment. */
+         const struct gl_renderbuffer *rb =
+            ctx->DrawBuffer->_ColorDrawBuffers[0];
+         if (rb && _mesa_is_format_signed(rb->Format)) {
+            /* Issue 17 of GL_EXT_packed_float:  If a component (such as
+             * alpha) has zero bits, the component should not be considered
+             * signed and so the bit for the respective component should be
+             * zeroed.
+             */
+            GLint r_bits =
+               _mesa_get_format_bits(rb->Format, GL_RED_BITS);
+            GLint g_bits =
+               _mesa_get_format_bits(rb->Format, GL_GREEN_BITS);
+            GLint b_bits =
+               _mesa_get_format_bits(rb->Format, GL_BLUE_BITS);
+            GLint a_bits =
+               _mesa_get_format_bits(rb->Format, GL_ALPHA_BITS);
+            GLint l_bits =
+               _mesa_get_format_bits(rb->Format, GL_TEXTURE_LUMINANCE_SIZE);
+            GLint i_bits =
+               _mesa_get_format_bits(rb->Format, GL_TEXTURE_INTENSITY_SIZE);
+
+            v->value_int_4[0] = r_bits + l_bits + i_bits > 0;
+            v->value_int_4[1] = g_bits + l_bits + i_bits > 0;
+            v->value_int_4[2] = b_bits + l_bits + i_bits > 0;
+            v->value_int_4[3] = a_bits + i_bits > 0;
+         }
+         else {
+            v->value_int_4[0] =
+            v->value_int_4[1] =
+            v->value_int_4[2] =
+            v->value_int_4[3] = 0;
+         }
+      }
+      break;
+
    /* GL_ARB_vertex_buffer_object */
    case GL_VERTEX_ARRAY_BUFFER_BINDING_ARB:
    case GL_NORMAL_ARRAY_BUFFER_BINDING_ARB:
@@ -759,7 +837,7 @@ find_custom_value(struct gl_context *ctx, const struct value_desc *d, union valu
       break;
    case GL_TEXTURE_COORD_ARRAY_BUFFER_BINDING_ARB:
       v->value_int =
-        ctx->Array.ArrayObj->VertexAttrib[VERT_ATTRIB_TEX(ctx->Array.ActiveTexture)].BufferObj->Name;
+        ctx->Array.ArrayObj->VertexBinding[VERT_ATTRIB_TEX(ctx->Array.ActiveTexture)].BufferObj->Name;
       break;
    case GL_ELEMENT_ARRAY_BUFFER_BINDING_ARB:
       v->value_int = ctx->Array.ArrayObj->ElementArrayBufferObj->Name;
@@ -803,7 +881,7 @@ find_custom_value(struct gl_context *ctx, const struct value_desc *d, union valu
         ctx->CurrentRenderbuffer ? ctx->CurrentRenderbuffer->Name : 0;
       break;
    case GL_POINT_SIZE_ARRAY_BUFFER_BINDING_OES:
-      v->value_int = ctx->Array.ArrayObj->VertexAttrib[VERT_ATTRIB_POINT_SIZE].BufferObj->Name;
+      v->value_int = ctx->Array.ArrayObj->VertexBinding[VERT_ATTRIB_POINT_SIZE].BufferObj->Name;
       break;
 
    case GL_FOG_COLOR:
@@ -834,11 +912,11 @@ find_custom_value(struct gl_context *ctx, const struct value_desc *d, union valu
          v->value_float = ctx->Color.AlphaRefUnclamped;
       break;
    case GL_MAX_VERTEX_UNIFORM_VECTORS:
-      v->value_int = ctx->Const.VertexProgram.MaxUniformComponents / 4;
+      v->value_int = ctx->Const.Program[MESA_SHADER_VERTEX].MaxUniformComponents / 4;
       break;
 
    case GL_MAX_FRAGMENT_UNIFORM_VECTORS:
-      v->value_int = ctx->Const.FragmentProgram.MaxUniformComponents / 4;
+      v->value_int = ctx->Const.Program[MESA_SHADER_FRAGMENT].MaxUniformComponents / 4;
       break;
 
    /* GL_ARB_texture_buffer_object */
@@ -893,6 +971,14 @@ find_custom_value(struct gl_context *ctx, const struct value_desc *d, union valu
          _mesa_problem(ctx, "driver doesn't implement GetTimestamp");
       }
       break;
+   /* GL_ARB_shader_atomic_counters */
+   case GL_ATOMIC_COUNTER_BUFFER_BINDING:
+      v->value_int = ctx->AtomicBuffer->Name;
+      break;
+   /* GL_ARB_draw_indirect */
+   case GL_DRAW_INDIRECT_BUFFER_BINDING:
+      v->value_int = ctx->DrawIndirectBuffer->Name;
+      break;
    }
 }
 
@@ -998,6 +1084,16 @@ check_extra(struct gl_context *ctx, const char *func, const struct value_desc *d
          api_found = (ctx->Extensions.ARB_uniform_buffer_object &&
                       _mesa_has_geometry_shaders(ctx));
          break;
+      case EXTRA_EXT_ATOMICS_GS4:
+         api_check = GL_TRUE;
+         api_found = (ctx->Extensions.ARB_shader_atomic_counters &&
+                      _mesa_has_geometry_shaders(ctx));
+         break;
+      case EXTRA_EXT_SHADER_IMAGE_GS4:
+         api_check = GL_TRUE;
+         api_found = (ctx->Extensions.ARB_shader_image_load_store &&
+                      _mesa_has_geometry_shaders(ctx));
+         break;
       case EXTRA_END:
         break;
       default: /* *e is a offset into the extension struct */
@@ -1691,6 +1787,112 @@ find_value_indexed(const char *func, GLenum pname, GLuint index, union value *v)
          goto invalid_enum;
       v->value_int = ctx->Multisample.SampleMaskValue;
       return TYPE_INT;
+
+   case GL_ATOMIC_COUNTER_BUFFER_BINDING:
+      if (!ctx->Extensions.ARB_shader_atomic_counters)
+         goto invalid_enum;
+      if (index >= ctx->Const.MaxAtomicBufferBindings)
+         goto invalid_value;
+      v->value_int = ctx->AtomicBufferBindings[index].BufferObject->Name;
+      return TYPE_INT;
+
+   case GL_ATOMIC_COUNTER_BUFFER_START:
+      if (!ctx->Extensions.ARB_shader_atomic_counters)
+         goto invalid_enum;
+      if (index >= ctx->Const.MaxAtomicBufferBindings)
+         goto invalid_value;
+      v->value_int64 = ctx->AtomicBufferBindings[index].Offset;
+      return TYPE_INT64;
+
+   case GL_ATOMIC_COUNTER_BUFFER_SIZE:
+      if (!ctx->Extensions.ARB_shader_atomic_counters)
+         goto invalid_enum;
+      if (index >= ctx->Const.MaxAtomicBufferBindings)
+         goto invalid_value;
+      v->value_int64 = ctx->AtomicBufferBindings[index].Size;
+      return TYPE_INT64;
+
+   case GL_VERTEX_BINDING_DIVISOR:
+      if (!_mesa_is_desktop_gl(ctx) || !ctx->Extensions.ARB_instanced_arrays)
+          goto invalid_enum;
+      if (index >= ctx->Const.Program[MESA_SHADER_VERTEX].MaxAttribs)
+          goto invalid_value;
+      v->value_int = ctx->Array.ArrayObj->VertexBinding[VERT_ATTRIB_GENERIC(index)].InstanceDivisor;
+      return TYPE_INT;
+
+   case GL_VERTEX_BINDING_OFFSET:
+      if (!_mesa_is_desktop_gl(ctx))
+          goto invalid_enum;
+      if (index >= ctx->Const.Program[MESA_SHADER_VERTEX].MaxAttribs)
+          goto invalid_value;
+      v->value_int = ctx->Array.ArrayObj->VertexBinding[VERT_ATTRIB_GENERIC(index)].Offset;
+      return TYPE_INT;
+
+   case GL_VERTEX_BINDING_STRIDE:
+      if (!_mesa_is_desktop_gl(ctx))
+          goto invalid_enum;
+      if (index >= ctx->Const.Program[MESA_SHADER_VERTEX].MaxAttribs)
+          goto invalid_value;
+      v->value_int = ctx->Array.ArrayObj->VertexBinding[VERT_ATTRIB_GENERIC(index)].Stride;
+
+   /* ARB_shader_image_load_store */
+   case GL_IMAGE_BINDING_NAME: {
+      struct gl_texture_object *t;
+
+      if (!ctx->Extensions.ARB_shader_image_load_store)
+         goto invalid_enum;
+      if (index >= ctx->Const.MaxImageUnits)
+         goto invalid_value;
+
+      t = ctx->ImageUnits[index].TexObj;
+      v->value_int = (t ? t->Name : 0);
+      return TYPE_INT;
+   }
+
+   case GL_IMAGE_BINDING_LEVEL:
+      if (!ctx->Extensions.ARB_shader_image_load_store)
+         goto invalid_enum;
+      if (index >= ctx->Const.MaxImageUnits)
+         goto invalid_value;
+
+      v->value_int = ctx->ImageUnits[index].Level;
+      return TYPE_INT;
+
+   case GL_IMAGE_BINDING_LAYERED:
+      if (!ctx->Extensions.ARB_shader_image_load_store)
+         goto invalid_enum;
+      if (index >= ctx->Const.MaxImageUnits)
+         goto invalid_value;
+
+      v->value_int = ctx->ImageUnits[index].Layered;
+      return TYPE_INT;
+
+   case GL_IMAGE_BINDING_LAYER:
+      if (!ctx->Extensions.ARB_shader_image_load_store)
+         goto invalid_enum;
+      if (index >= ctx->Const.MaxImageUnits)
+         goto invalid_value;
+
+      v->value_int = ctx->ImageUnits[index].Layer;
+      return TYPE_INT;
+
+   case GL_IMAGE_BINDING_ACCESS:
+      if (!ctx->Extensions.ARB_shader_image_load_store)
+         goto invalid_enum;
+      if (index >= ctx->Const.MaxImageUnits)
+         goto invalid_value;
+
+      v->value_int = ctx->ImageUnits[index].Access;
+      return TYPE_INT;
+
+   case GL_IMAGE_BINDING_FORMAT:
+      if (!ctx->Extensions.ARB_shader_image_load_store)
+         goto invalid_enum;
+      if (index >= ctx->Const.MaxImageUnits)
+         goto invalid_value;
+
+      v->value_int = ctx->ImageUnits[index].Format;
+      return TYPE_INT;
    }
 
  invalid_enum: