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-rw-r--r--src/mesa/main/extensions.c2
-rw-r--r--src/mesa/main/mtypes.h1
-rw-r--r--src/mesa/main/varray.c21
-rw-r--r--src/mesa/tnl/t_draw.c19
4 files changed, 43 insertions, 0 deletions
diff --git a/src/mesa/main/extensions.c b/src/mesa/main/extensions.c
index b6c7a02a7cc..73be24d80cf 100644
--- a/src/mesa/main/extensions.c
+++ b/src/mesa/main/extensions.c
@@ -56,6 +56,7 @@ static const struct {
{ OFF, "GL_ARB_fragment_shader", F(ARB_fragment_shader) },
{ OFF, "GL_ARB_framebuffer_object", F(ARB_framebuffer_object) },
{ OFF, "GL_ARB_half_float_pixel", F(ARB_half_float_pixel) },
+ { OFF, "GL_ARB_half_float_vertex", F(ARB_half_float_vertex) },
{ OFF, "GL_ARB_imaging", F(ARB_imaging) },
{ OFF, "GL_ARB_map_buffer_range", F(ARB_map_buffer_range) },
{ ON, "GL_ARB_multisample", F(ARB_multisample) },
@@ -220,6 +221,7 @@ _mesa_enable_sw_extensions(GLcontext *ctx)
ctx->Extensions.ARB_framebuffer_object = GL_TRUE;
#endif
ctx->Extensions.ARB_half_float_pixel = GL_TRUE;
+ ctx->Extensions.ARB_half_float_vertex = GL_TRUE;
ctx->Extensions.ARB_imaging = GL_TRUE;
ctx->Extensions.ARB_map_buffer_range = GL_TRUE;
ctx->Extensions.ARB_multitexture = GL_TRUE;
diff --git a/src/mesa/main/mtypes.h b/src/mesa/main/mtypes.h
index 919ddd7a298..297c5ae878a 100644
--- a/src/mesa/main/mtypes.h
+++ b/src/mesa/main/mtypes.h
@@ -2403,6 +2403,7 @@ struct gl_extensions
GLboolean ARB_fragment_shader;
GLboolean ARB_framebuffer_object;
GLboolean ARB_half_float_pixel;
+ GLboolean ARB_half_float_vertex;
GLboolean ARB_imaging;
GLboolean ARB_map_buffer_range;
GLboolean ARB_multisample;
diff --git a/src/mesa/main/varray.c b/src/mesa/main/varray.c
index c2193074cdf..0b6295d5e16 100644
--- a/src/mesa/main/varray.c
+++ b/src/mesa/main/varray.c
@@ -121,6 +121,9 @@ _mesa_VertexPointer(GLint size, GLenum type, GLsizei stride, const GLvoid *ptr)
case GL_DOUBLE:
elementSize = size * sizeof(GLdouble);
break;
+ case GL_HALF_FLOAT:
+ elementSize = size * sizeof(GLhalfARB);
+ break;
#if FEATURE_fixedpt
case GL_FIXED:
elementSize = size * sizeof(GLfixed);
@@ -174,6 +177,9 @@ _mesa_NormalPointer(GLenum type, GLsizei stride, const GLvoid *ptr )
case GL_DOUBLE:
elementSize = 3 * sizeof(GLdouble);
break;
+ case GL_HALF_FLOAT:
+ elementSize = 3 * sizeof(GLhalfARB);
+ break;
#if FEATURE_fixedpt
case GL_FIXED:
elementSize = 3 * sizeof(GLfixed);
@@ -250,6 +256,9 @@ _mesa_ColorPointer(GLint size, GLenum type, GLsizei stride, const GLvoid *ptr)
case GL_DOUBLE:
elementSize = size * sizeof(GLdouble);
break;
+ case GL_HALF_FLOAT:
+ elementSize = size * sizeof(GLhalfARB);
+ break;
#if FEATURE_fixedpt
case GL_FIXED:
elementSize = size * sizeof(GLfixed);
@@ -285,6 +294,9 @@ _mesa_FogCoordPointerEXT(GLenum type, GLsizei stride, const GLvoid *ptr)
case GL_DOUBLE:
elementSize = sizeof(GLdouble);
break;
+ case GL_HALF_FLOAT:
+ elementSize = sizeof(GLhalfARB);
+ break;
default:
_mesa_error( ctx, GL_INVALID_ENUM, "glFogCoordPointer(type)" );
return;
@@ -394,6 +406,9 @@ _mesa_SecondaryColorPointerEXT(GLint size, GLenum type,
case GL_DOUBLE:
elementSize = size * sizeof(GLdouble);
break;
+ case GL_HALF_FLOAT:
+ elementSize = size * sizeof(GLhalfARB);
+ break;
default:
_mesa_error( ctx, GL_INVALID_ENUM, "glSecondaryColorPointer(type=%s)",
_mesa_lookup_enum_by_nr(type));
@@ -441,6 +456,9 @@ _mesa_TexCoordPointer(GLint size, GLenum type, GLsizei stride,
case GL_DOUBLE:
elementSize = size * sizeof(GLdouble);
break;
+ case GL_HALF_FLOAT:
+ elementSize = size * sizeof(GLhalfARB);
+ break;
#if FEATURE_fixedpt
case GL_FIXED:
elementSize = size * sizeof(GLfixed);
@@ -670,6 +688,9 @@ _mesa_VertexAttribPointerARB(GLuint index, GLint size, GLenum type,
case GL_DOUBLE:
elementSize = size * sizeof(GLdouble);
break;
+ case GL_HALF_FLOAT:
+ elementSize = size * sizeof(GLhalfARB);
+ break;
#if FEATURE_fixedpt
case GL_FIXED:
elementSize = size * sizeof(GLfixed);
diff --git a/src/mesa/tnl/t_draw.c b/src/mesa/tnl/t_draw.c
index 38757a0e288..d8c611031d2 100644
--- a/src/mesa/tnl/t_draw.c
+++ b/src/mesa/tnl/t_draw.c
@@ -108,6 +108,22 @@ convert_bgra_to_float(const struct gl_client_array *input,
}
}
+static void
+convert_half_to_float(const struct gl_client_array *input,
+ const GLubyte *ptr, GLfloat *fptr,
+ GLuint count, GLuint sz)
+{
+ GLuint i, j;
+
+ for (i = 0; i < count; i++) {
+ GLhalfARB *in = (GLhalfARB *)ptr;
+
+ for (j = 0; j < sz; j++) {
+ *fptr++ = _mesa_half_to_float(in[j]);
+ }
+ ptr += input->StrideB;
+ }
+}
/* Adjust pointer to point at first requested element, convert to
* floating point, populate VB->AttribPtr[].
@@ -155,6 +171,9 @@ static void _tnl_import_array( GLcontext *ctx,
case GL_DOUBLE:
CONVERT(GLdouble, (GLfloat));
break;
+ case GL_HALF_FLOAT:
+ convert_half_to_float(input, ptr, fptr, count, sz);
+ break;
default:
assert(0);
break;