mesa: Rename "struct gl_array_object" to gl_vertex_array_object.
[mesa.git] / src / mesa / main / enable.c
index 22a75c8c5d16772445872331eea97a53a878e489..40508a4564347f33b10dc0b49152a4810a356dc5 100644 (file)
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
- * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
- * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
  */
 
 
@@ -33,7 +34,6 @@
 #include "enable.h"
 #include "light.h"
 #include "simple_list.h"
-#include "mfeatures.h"
 #include "mtypes.h"
 #include "enums.h"
 #include "api_arrayelt.h"
@@ -53,11 +53,6 @@ update_derived_primitive_restart_state(struct gl_context *ctx)
 {
    /* Update derived primitive restart state.
     */
-   if (ctx->Array.PrimitiveRestart)
-      ctx->Array._RestartIndex = ctx->Array.RestartIndex;
-   else
-      ctx->Array._RestartIndex = ~0;
-
    ctx->Array._PrimitiveRestart = ctx->Array.PrimitiveRestart
       || ctx->Array.PrimitiveRestartFixedIndex;
 }
@@ -68,46 +63,46 @@ update_derived_primitive_restart_state(struct gl_context *ctx)
 static void
 client_state(struct gl_context *ctx, GLenum cap, GLboolean state)
 {
-   struct gl_array_object *arrayObj = ctx->Array.ArrayObj;
+   struct gl_vertex_array_object *vao = ctx->Array.VAO;
    GLbitfield64 flag;
    GLboolean *var;
 
    switch (cap) {
       case GL_VERTEX_ARRAY:
-         var = &arrayObj->VertexAttrib[VERT_ATTRIB_POS].Enabled;
+         var = &vao->VertexAttrib[VERT_ATTRIB_POS].Enabled;
          flag = VERT_BIT_POS;
          break;
       case GL_NORMAL_ARRAY:
-         var = &arrayObj->VertexAttrib[VERT_ATTRIB_NORMAL].Enabled;
+         var = &vao->VertexAttrib[VERT_ATTRIB_NORMAL].Enabled;
          flag = VERT_BIT_NORMAL;
          break;
       case GL_COLOR_ARRAY:
-         var = &arrayObj->VertexAttrib[VERT_ATTRIB_COLOR0].Enabled;
+         var = &vao->VertexAttrib[VERT_ATTRIB_COLOR0].Enabled;
          flag = VERT_BIT_COLOR0;
          break;
       case GL_INDEX_ARRAY:
-         var = &arrayObj->VertexAttrib[VERT_ATTRIB_COLOR_INDEX].Enabled;
+         var = &vao->VertexAttrib[VERT_ATTRIB_COLOR_INDEX].Enabled;
          flag = VERT_BIT_COLOR_INDEX;
          break;
       case GL_TEXTURE_COORD_ARRAY:
-         var = &arrayObj->VertexAttrib[VERT_ATTRIB_TEX(ctx->Array.ActiveTexture)].Enabled;
+         var = &vao->VertexAttrib[VERT_ATTRIB_TEX(ctx->Array.ActiveTexture)].Enabled;
          flag = VERT_BIT_TEX(ctx->Array.ActiveTexture);
          break;
       case GL_EDGE_FLAG_ARRAY:
-         var = &arrayObj->VertexAttrib[VERT_ATTRIB_EDGEFLAG].Enabled;
+         var = &vao->VertexAttrib[VERT_ATTRIB_EDGEFLAG].Enabled;
          flag = VERT_BIT_EDGEFLAG;
          break;
       case GL_FOG_COORDINATE_ARRAY_EXT:
-         var = &arrayObj->VertexAttrib[VERT_ATTRIB_FOG].Enabled;
+         var = &vao->VertexAttrib[VERT_ATTRIB_FOG].Enabled;
          flag = VERT_BIT_FOG;
          break;
       case GL_SECONDARY_COLOR_ARRAY_EXT:
-         var = &arrayObj->VertexAttrib[VERT_ATTRIB_COLOR1].Enabled;
+         var = &vao->VertexAttrib[VERT_ATTRIB_COLOR1].Enabled;
          flag = VERT_BIT_COLOR1;
          break;
 
       case GL_POINT_SIZE_ARRAY_OES:
-         var = &arrayObj->VertexAttrib[VERT_ATTRIB_POINT_SIZE].Enabled;
+         var = &vao->VertexAttrib[VERT_ATTRIB_POINT_SIZE].Enabled;
          flag = VERT_BIT_POINT_SIZE;
          break;
 
@@ -136,11 +131,11 @@ client_state(struct gl_context *ctx, GLenum cap, GLboolean state)
    update_derived_primitive_restart_state(ctx);
 
    if (state)
-      arrayObj->_Enabled |= flag;
+      vao->_Enabled |= flag;
    else
-      arrayObj->_Enabled &= ~flag;
+      vao->_Enabled &= ~flag;
 
-   arrayObj->NewArrays |= flag;
+   vao->NewArrays |= flag;
 
    if (ctx->Driver.Enable) {
       ctx->Driver.Enable( ctx, cap, state );
@@ -371,6 +366,11 @@ _mesa_set_enable(struct gl_context *ctx, GLenum cap, GLboolean state)
          FLUSH_VERTICES(ctx, _NEW_DEPTH);
          ctx->Depth.Test = state;
          break;
+      case GL_DEBUG_OUTPUT:
+         if (!_mesa_is_desktop_gl(ctx))
+            goto invalid_enum_error;
+         ctx->Debug.DebugOutput = state;
+         break;
       case GL_DEBUG_OUTPUT_SYNCHRONOUS_ARB:
          if (!_mesa_is_desktop_gl(ctx))
             goto invalid_enum_error;
@@ -419,10 +419,6 @@ _mesa_set_enable(struct gl_context *ctx, GLenum cap, GLboolean state)
             return;
          FLUSH_VERTICES(ctx, _NEW_LIGHT);
          ctx->Light.Enabled = state;
-         if (ctx->Light.Enabled && ctx->Light.Model.TwoSide)
-            ctx->_TriangleCaps |= DD_TRI_LIGHT_TWOSIDE;
-         else
-            ctx->_TriangleCaps &= ~DD_TRI_LIGHT_TWOSIDE;
          break;
       case GL_LINE_SMOOTH:
          if (!_mesa_is_desktop_gl(ctx) && ctx->API != API_OPENGLES)
@@ -663,10 +659,15 @@ _mesa_set_enable(struct gl_context *ctx, GLenum cap, GLboolean state)
          ctx->Transform.RescaleNormals = state;
          break;
       case GL_SCISSOR_TEST:
-         if (ctx->Scissor.Enabled == state)
-            return;
-         FLUSH_VERTICES(ctx, _NEW_SCISSOR);
-         ctx->Scissor.Enabled = state;
+         {
+            /* Must expand glEnable to all scissors */
+            GLbitfield newEnabled =
+               state * ((1 << ctx->Const.MaxViewports) - 1);
+            if (newEnabled != ctx->Scissor.EnableFlags) {
+               FLUSH_VERTICES(ctx, _NEW_SCISSOR);
+               ctx->Scissor.EnableFlags = newEnabled;
+            }
+         }
          break;
       case GL_STENCIL_TEST:
          if (ctx->Stencil.Enabled == state)
@@ -766,7 +767,6 @@ _mesa_set_enable(struct gl_context *ctx, GLenum cap, GLboolean state)
       case GL_COLOR_SUM_EXT:
          if (ctx->API != API_OPENGL_COMPAT)
             goto invalid_enum_error;
-         CHECK_EXTENSION2(EXT_secondary_color, ARB_vertex_program, cap);
          if (ctx->Fog.ColorSumEnabled == state)
             return;
          FLUSH_VERTICES(ctx, _NEW_FOG);
@@ -808,6 +808,17 @@ _mesa_set_enable(struct gl_context *ctx, GLenum cap, GLboolean state)
          ctx->Multisample.SampleCoverageInvert = state;
          break;
 
+      /* GL_ARB_sample_shading */
+      case GL_SAMPLE_SHADING:
+         if (!_mesa_is_desktop_gl(ctx))
+            goto invalid_enum_error;
+         CHECK_EXTENSION(ARB_sample_shading, cap);
+         if (ctx->Multisample.SampleShading == state)
+            return;
+         FLUSH_VERTICES(ctx, _NEW_MULTISAMPLE);
+         ctx->Multisample.SampleShading = state;
+         break;
+
       /* GL_IBM_rasterpos_clip */
       case GL_RASTER_POSITION_UNCLIPPED_IBM:
          if (ctx->API != API_OPENGL_COMPAT)
@@ -927,25 +938,6 @@ _mesa_set_enable(struct gl_context *ctx, GLenum cap, GLboolean state)
        ctx->ATIFragmentShader.Enabled = state;
         break;
 
-      /* GL_MESA_texture_array */
-      case GL_TEXTURE_1D_ARRAY_EXT:
-         if (ctx->API != API_OPENGL_COMPAT)
-            goto invalid_enum_error;
-         CHECK_EXTENSION(MESA_texture_array, cap);
-         if (!enable_texture(ctx, state, TEXTURE_1D_ARRAY_BIT)) {
-            return;
-         }
-         break;
-
-      case GL_TEXTURE_2D_ARRAY_EXT:
-         if (ctx->API != API_OPENGL_COMPAT)
-            goto invalid_enum_error;
-         CHECK_EXTENSION(MESA_texture_array, cap);
-         if (!enable_texture(ctx, state, TEXTURE_2D_ARRAY_BIT)) {
-            return;
-         }
-         break;
-
       case GL_TEXTURE_CUBE_MAP_SEAMLESS:
          if (!_mesa_is_desktop_gl(ctx))
             goto invalid_enum_error;
@@ -961,7 +953,8 @@ _mesa_set_enable(struct gl_context *ctx, GLenum cap, GLboolean state)
             goto invalid_enum_error;
         CHECK_EXTENSION(EXT_transform_feedback, cap);
          if (ctx->RasterDiscard != state) {
-            FLUSH_VERTICES(ctx, _NEW_RASTERIZER_DISCARD);
+            FLUSH_VERTICES(ctx, 0);
+            ctx->NewDriverState |= ctx->DriverFlags.NewRasterizerDiscard;
             ctx->RasterDiscard = state;
          }
          break;
@@ -1088,6 +1081,20 @@ _mesa_set_enablei(struct gl_context *ctx, GLenum cap,
             ctx->Color.BlendEnabled &= ~(1 << index);
       }
       break;
+   case GL_SCISSOR_TEST:
+      if (index >= ctx->Const.MaxViewports) {
+         _mesa_error(ctx, GL_INVALID_VALUE, "%s(index=%u)",
+                     state ? "glEnablei" : "glDisablei", index);
+         return;
+      }
+      if (((ctx->Scissor.EnableFlags >> index) & 1) != state) {
+         FLUSH_VERTICES(ctx, _NEW_SCISSOR);
+         if (state)
+            ctx->Scissor.EnableFlags |= (1 << index);
+         else
+            ctx->Scissor.EnableFlags &= ~(1 << index);
+      }
+      break;
    default:
       goto invalid_enum_error;
    }
@@ -1129,6 +1136,13 @@ _mesa_IsEnabledi( GLenum cap, GLuint index )
          return GL_FALSE;
       }
       return (ctx->Color.BlendEnabled >> index) & 1;
+   case GL_SCISSOR_TEST:
+      if (index >= ctx->Const.MaxViewports) {
+         _mesa_error(ctx, GL_INVALID_VALUE, "glIsEnabledIndexed(index=%u)",
+                     index);
+         return GL_FALSE;
+      }
+      return (ctx->Scissor.EnableFlags >> index) & 1;
    default:
       _mesa_error(ctx, GL_INVALID_ENUM, "glIsEnabledIndexed(cap=%s)",
                   _mesa_lookup_enum_by_nr(cap));
@@ -1211,6 +1225,10 @@ _mesa_IsEnabled( GLenum cap )
         return ctx->Light.ColorMaterialEnabled;
       case GL_CULL_FACE:
          return ctx->Polygon.CullFlag;
+      case GL_DEBUG_OUTPUT:
+         if (!_mesa_is_desktop_gl(ctx))
+            goto invalid_enum_error;
+         return ctx->Debug.DebugOutput;
       case GL_DEBUG_OUTPUT_SYNCHRONOUS_ARB:
          if (!_mesa_is_desktop_gl(ctx))
             goto invalid_enum_error;
@@ -1357,7 +1375,7 @@ _mesa_IsEnabled( GLenum cap )
             goto invalid_enum_error;
          return ctx->Transform.RescaleNormals;
       case GL_SCISSOR_TEST:
-        return ctx->Scissor.Enabled;
+        return ctx->Scissor.EnableFlags & 1;  /* return state for index 0 */
       case GL_STENCIL_TEST:
         return ctx->Stencil.Enabled;
       case GL_TEXTURE_1D:
@@ -1405,42 +1423,41 @@ _mesa_IsEnabled( GLenum cap )
       case GL_VERTEX_ARRAY:
          if (ctx->API != API_OPENGL_COMPAT && ctx->API != API_OPENGLES)
             goto invalid_enum_error;
-         return (ctx->Array.ArrayObj->VertexAttrib[VERT_ATTRIB_POS].Enabled != 0);
+         return ctx->Array.VAO->VertexAttrib[VERT_ATTRIB_POS].Enabled;
       case GL_NORMAL_ARRAY:
          if (ctx->API != API_OPENGL_COMPAT && ctx->API != API_OPENGLES)
             goto invalid_enum_error;
-         return (ctx->Array.ArrayObj->VertexAttrib[VERT_ATTRIB_NORMAL].Enabled != 0);
+         return ctx->Array.VAO->VertexAttrib[VERT_ATTRIB_NORMAL].Enabled;
       case GL_COLOR_ARRAY:
          if (ctx->API != API_OPENGL_COMPAT && ctx->API != API_OPENGLES)
             goto invalid_enum_error;
-         return (ctx->Array.ArrayObj->VertexAttrib[VERT_ATTRIB_COLOR0].Enabled != 0);
+         return ctx->Array.VAO->VertexAttrib[VERT_ATTRIB_COLOR0].Enabled;
       case GL_INDEX_ARRAY:
          if (ctx->API != API_OPENGL_COMPAT)
             goto invalid_enum_error;
-         return (ctx->Array.ArrayObj->VertexAttrib[VERT_ATTRIB_COLOR_INDEX].Enabled != 0);
+         return ctx->Array.VAO->
+            VertexAttrib[VERT_ATTRIB_COLOR_INDEX].Enabled;
       case GL_TEXTURE_COORD_ARRAY:
          if (ctx->API != API_OPENGL_COMPAT && ctx->API != API_OPENGLES)
             goto invalid_enum_error;
-         return (ctx->Array.ArrayObj->VertexAttrib[VERT_ATTRIB_TEX(ctx->Array.ActiveTexture)]
-                 .Enabled != 0);
+         return ctx->Array.VAO->
+            VertexAttrib[VERT_ATTRIB_TEX(ctx->Array.ActiveTexture)].Enabled;
       case GL_EDGE_FLAG_ARRAY:
          if (ctx->API != API_OPENGL_COMPAT)
             goto invalid_enum_error;
-         return (ctx->Array.ArrayObj->VertexAttrib[VERT_ATTRIB_EDGEFLAG].Enabled != 0);
+         return ctx->Array.VAO->VertexAttrib[VERT_ATTRIB_EDGEFLAG].Enabled;
       case GL_FOG_COORDINATE_ARRAY_EXT:
          if (ctx->API != API_OPENGL_COMPAT)
             goto invalid_enum_error;
-         CHECK_EXTENSION(EXT_fog_coord);
-         return (ctx->Array.ArrayObj->VertexAttrib[VERT_ATTRIB_FOG].Enabled != 0);
+         return ctx->Array.VAO->VertexAttrib[VERT_ATTRIB_FOG].Enabled;
       case GL_SECONDARY_COLOR_ARRAY_EXT:
          if (ctx->API != API_OPENGL_COMPAT)
             goto invalid_enum_error;
-         CHECK_EXTENSION(EXT_secondary_color);
-         return (ctx->Array.ArrayObj->VertexAttrib[VERT_ATTRIB_COLOR1].Enabled != 0);
+         return ctx->Array.VAO->VertexAttrib[VERT_ATTRIB_COLOR1].Enabled;
       case GL_POINT_SIZE_ARRAY_OES:
          if (ctx->API != API_OPENGLES)
             goto invalid_enum_error;
-         return (ctx->Array.ArrayObj->VertexAttrib[VERT_ATTRIB_POINT_SIZE].Enabled != 0);
+         return ctx->Array.VAO->VertexAttrib[VERT_ATTRIB_POINT_SIZE].Enabled;
 
       /* GL_ARB_texture_cube_map */
       case GL_TEXTURE_CUBE_MAP_ARB:
@@ -1451,7 +1468,6 @@ _mesa_IsEnabled( GLenum cap )
       case GL_COLOR_SUM_EXT:
          if (ctx->API != API_OPENGL_COMPAT)
             goto invalid_enum_error;
-         CHECK_EXTENSION2(EXT_secondary_color, ARB_vertex_program);
          return ctx->Fog.ColorSumEnabled;
 
       /* GL_ARB_multisample */
@@ -1596,6 +1612,13 @@ _mesa_IsEnabled( GLenum cap )
          CHECK_EXTENSION(ARB_texture_multisample);
          return ctx->Multisample.SampleMask;
 
+      /* ARB_sample_shading */
+      case GL_SAMPLE_SHADING:
+         if (!_mesa_is_desktop_gl(ctx))
+            goto invalid_enum_error;
+         CHECK_EXTENSION(ARB_sample_shading);
+         return ctx->Multisample.SampleShading;
+
       default:
          goto invalid_enum_error;
    }