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authorBrian Paul <brian.paul@tungstengraphics.com>2008-06-25 08:45:14 -0600
committerKeith Whitwell <keith@tungstengraphics.com>2008-09-21 22:13:56 -0700
commit1cf2c8a04313b80a01ef23b06993586ce62281a4 (patch)
treea3ad06397a2a694e0c7fc3ff185b49554dfe9abf /src/mesa
parentf8e50dd796a72c396bb22d414feba75c426c5e7e (diff)
mesa: point size arrays
Diffstat (limited to 'src/mesa')
-rw-r--r--src/mesa/main/arrayobj.c9
-rw-r--r--src/mesa/main/enable.c12
-rw-r--r--src/mesa/main/glheader.h10
-rw-r--r--src/mesa/main/mfeatures.h1
-rw-r--r--src/mesa/main/mtypes.h3
-rw-r--r--src/mesa/main/varray.c31
-rw-r--r--src/mesa/main/varray.h4
-rw-r--r--src/mesa/vbo/vbo_exec_array.c4
8 files changed, 74 insertions, 0 deletions
diff --git a/src/mesa/main/arrayobj.c b/src/mesa/main/arrayobj.c
index b50e9d1d56..1461239317 100644
--- a/src/mesa/main/arrayobj.c
+++ b/src/mesa/main/arrayobj.c
@@ -164,6 +164,15 @@ _mesa_initialize_array_object( GLcontext *ctx,
obj->VertexAttrib[i].Normalized = GL_FALSE;
}
+#if FEATURE_point_size_array
+ obj->PointSize.Type = GL_FLOAT;
+ obj->PointSize.Stride = 0;
+ obj->PointSize.StrideB = 0;
+ obj->PointSize.Ptr = NULL;
+ obj->PointSize.Enabled = GL_FALSE;
+ obj->PointSize.BufferObj = ctx->Array.NullBufferObj;
+#endif
+
#if FEATURE_ARB_vertex_buffer_object
/* Vertex array buffers */
obj->Vertex.BufferObj = ctx->Array.NullBufferObj;
diff --git a/src/mesa/main/enable.c b/src/mesa/main/enable.c
index 827d84765a..e0483a72e8 100644
--- a/src/mesa/main/enable.c
+++ b/src/mesa/main/enable.c
@@ -93,6 +93,13 @@ client_state(GLcontext *ctx, GLenum cap, GLboolean state)
flag = _NEW_ARRAY_COLOR1;
break;
+#if FEATURE_point_size_array
+ case GL_POINT_SIZE_ARRAY_OES:
+ var = &ctx->Array.ArrayObj->PointSize.Enabled;
+ flag = _NEW_ARRAY_POINT_SIZE;
+ break;
+#endif
+
#if FEATURE_NV_vertex_program
case GL_VERTEX_ATTRIB_ARRAY0_NV:
case GL_VERTEX_ATTRIB_ARRAY1_NV:
@@ -665,6 +672,7 @@ _mesa_set_enable(GLcontext *ctx, GLenum cap, GLboolean state)
case GL_EDGE_FLAG_ARRAY:
case GL_FOG_COORDINATE_ARRAY_EXT:
case GL_SECONDARY_COLOR_ARRAY_EXT:
+ case GL_POINT_SIZE_ARRAY_OES:
client_state( ctx, cap, state );
return;
@@ -1189,6 +1197,10 @@ _mesa_IsEnabled( GLenum cap )
case GL_SECONDARY_COLOR_ARRAY_EXT:
CHECK_EXTENSION(EXT_secondary_color);
return (ctx->Array.ArrayObj->SecondaryColor.Enabled != 0);
+#if FEATURE_point_size_array
+ case GL_POINT_SIZE_ARRAY_OES:
+ return (ctx->Array.ArrayObj->PointSize.Enabled != 0);
+#endif
/* GL_EXT_histogram */
case GL_HISTOGRAM:
diff --git a/src/mesa/main/glheader.h b/src/mesa/main/glheader.h
index e85b10bee3..c5f4ca9b34 100644
--- a/src/mesa/main/glheader.h
+++ b/src/mesa/main/glheader.h
@@ -166,6 +166,16 @@
#endif
+#ifndef GL_OES_point_size_array
+#define GL_POINT_SIZE_ARRAY_OES 0x8B9C
+#define GL_POINT_SIZE_ARRAY_TYPE_OES 0x898A
+#define GL_POINT_SIZE_ARRAY_STRIDE_OES 0x898B
+#define GL_POINT_SIZE_ARRAY_POINTER_OES 0x898C
+#define GL_POINT_SIZE_ARRAY_BUFFER_BINDING_OES 0x8B9F
+#endif
+
+
+
#if !defined(CAPI) && defined(WIN32) && !defined(BUILD_FOR_SNAP)
#define CAPI _cdecl
#endif
diff --git a/src/mesa/main/mfeatures.h b/src/mesa/main/mfeatures.h
index 6e73620a77..ed78f57edf 100644
--- a/src/mesa/main/mfeatures.h
+++ b/src/mesa/main/mfeatures.h
@@ -49,6 +49,7 @@
#define FEATURE_fixedpt 0
#define FEATURE_histogram _HAVE_FULL_GL
#define FEATURE_pixel_transfer _HAVE_FULL_GL
+#define FEATURE_point_size_array 0
#define FEATURE_texgen _HAVE_FULL_GL
#define FEATURE_texture_fxt1 _HAVE_FULL_GL
#define FEATURE_texture_s3tc _HAVE_FULL_GL
diff --git a/src/mesa/main/mtypes.h b/src/mesa/main/mtypes.h
index 867072165a..eb284d7673 100644
--- a/src/mesa/main/mtypes.h
+++ b/src/mesa/main/mtypes.h
@@ -1693,6 +1693,7 @@ struct gl_array_object
struct gl_client_array Index;
struct gl_client_array EdgeFlag;
struct gl_client_array TexCoord[MAX_TEXTURE_COORD_UNITS];
+ struct gl_client_array PointSize;
/*@}*/
/** Generic arrays for vertex programs/shaders */
@@ -2734,6 +2735,7 @@ struct gl_matrix_stack
#define _NEW_ARRAY_FOGCOORD VERT_BIT_FOG
#define _NEW_ARRAY_INDEX VERT_BIT_COLOR_INDEX
#define _NEW_ARRAY_EDGEFLAG VERT_BIT_EDGEFLAG
+#define _NEW_ARRAY_POINT_SIZE VERT_BIT_COLOR_INDEX /* aliased */
#define _NEW_ARRAY_TEXCOORD_0 VERT_BIT_TEX0
#define _NEW_ARRAY_TEXCOORD_1 VERT_BIT_TEX1
#define _NEW_ARRAY_TEXCOORD_2 VERT_BIT_TEX2
@@ -2751,6 +2753,7 @@ struct gl_matrix_stack
/*@}*/
+
/**
* \name A bunch of flags that we think might be useful to drivers.
*
diff --git a/src/mesa/main/varray.c b/src/mesa/main/varray.c
index 5194523c24..2886dfe591 100644
--- a/src/mesa/main/varray.c
+++ b/src/mesa/main/varray.c
@@ -463,6 +463,37 @@ _mesa_EdgeFlagPointer(GLsizei stride, const GLvoid *ptr)
}
+void GLAPIENTRY
+_mesa_PointSizePointer(GLenum type, GLsizei stride, const GLvoid *ptr)
+{
+ GLsizei elementSize;
+ GET_CURRENT_CONTEXT(ctx);
+ ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
+
+ if (stride < 0) {
+ _mesa_error( ctx, GL_INVALID_VALUE, "glPointSizePointer(stride)" );
+ return;
+ }
+
+ switch (type) {
+ case GL_FLOAT:
+ elementSize = sizeof(GLfloat);
+ break;
+#if FEATURE_fixedpt
+ case GL_FIXED:
+ elementSize = sizeof(GLfixed);
+ break;
+#endif
+ default:
+ _mesa_error( ctx, GL_INVALID_ENUM, "glPointSizePointer(type)" );
+ return;
+ }
+
+ update_array(ctx, &ctx->Array.ArrayObj->PointSize, _NEW_ARRAY_POINT_SIZE,
+ elementSize, 1, type, stride, GL_FALSE, ptr);
+}
+
+
#if FEATURE_NV_vertex_program
void GLAPIENTRY
_mesa_VertexAttribPointerNV(GLuint index, GLint size, GLenum type,
diff --git a/src/mesa/main/varray.h b/src/mesa/main/varray.h
index bb2d21b469..6385689fcc 100644
--- a/src/mesa/main/varray.h
+++ b/src/mesa/main/varray.h
@@ -112,6 +112,10 @@ _mesa_SecondaryColorPointerEXT(GLint size, GLenum type,
extern void GLAPIENTRY
+_mesa_PointSizePointer(GLenum type, GLsizei stride, const GLvoid *ptr);
+
+
+extern void GLAPIENTRY
_mesa_VertexAttribPointerNV(GLuint index, GLint size, GLenum type,
GLsizei stride, const GLvoid *pointer);
diff --git a/src/mesa/vbo/vbo_exec_array.c b/src/mesa/vbo/vbo_exec_array.c
index 1a782da1ea..7541de675c 100644
--- a/src/mesa/vbo/vbo_exec_array.c
+++ b/src/mesa/vbo/vbo_exec_array.c
@@ -105,6 +105,10 @@ static void bind_array_obj( GLcontext *ctx )
exec->array.legacy_array[VERT_ATTRIB_COLOR1] = &ctx->Array.ArrayObj->SecondaryColor;
exec->array.legacy_array[VERT_ATTRIB_FOG] = &ctx->Array.ArrayObj->FogCoord;
exec->array.legacy_array[VERT_ATTRIB_COLOR_INDEX] = &ctx->Array.ArrayObj->Index;
+ if (ctx->Array.ArrayObj->PointSize.Enabled) {
+ /* this aliases COLOR_INDEX */
+ exec->array.legacy_array[VERT_ATTRIB_POINT_SIZE] = &ctx->Array.ArrayObj->PointSize;
+ }
exec->array.legacy_array[VERT_ATTRIB_EDGEFLAG] = &ctx->Array.ArrayObj->EdgeFlag;
for (i = 0; i < 8; i++)