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Author SHA1 Message Date
Robert Bragg
36c85da3b8 Remove cogl-internal.h
This remove cogl-internal.h in favour of using cogl-private.h. Some
things in cogl-internal.h were moved to driver/gl/cogl-util-gl-private.h
and the _cogl_gl_error_to_string function whose prototype was moved from
cogl-internal.h to cogl-util-gl-private.h has had its implementation
moved from cogl.c to cogl-util-gl.c

Reviewed-by: Neil Roberts <neil@linux.intel.com>

(cherry picked from commit 01cc82ece091aa3bec4c07fdd6bc9e5135fca573)
2013-01-22 17:48:17 +00:00
Neil Roberts
7cdaaf2bd5 Don't use the transpose argument of glUniformMatrix*
According to the GLES1/2 spec, the transpose argument of
glUniformMatrix* should always be FALSE. Cogl directly exposes the
transposedness of the uniform value in
cogl_pipeline_set_uniform_matrix and we were previously passing this
value on to GL. This patch makes it instead just always transpose the
matrix in Cogl itself when copying the value to the CoglBoxedValue. It
doesn't seem like there could be much advantage to letting GL
transpose the uniform value and at least Mesa just does a very similar
loop to handle the transpose.

Mesa has started being more pedantic about this which was making
test_pipeline_uniforms fail.

http://cgit.freedesktop.org/mesa/mesa/commit/?id=60e8a4944081b42127b3

Reviewed-by: Robert Bragg <robert@linux.intel.com>

(cherry picked from commit f42ee670ff663d03073d6b1038b21a0aa1b3ec2b)
2012-08-06 14:27:45 +01:00
Robert Bragg
54735dec84 Switch use of primitive glib types to c99 equivalents
The coding style has for a long time said to avoid using redundant glib
data types such as gint or gchar etc because we feel that they make the
code look unnecessarily foreign to developers coming from outside of the
Gnome developer community.

Note: When we tried to find the historical rationale for the types we
just found that they were apparently only added for consistent syntax
highlighting which didn't seem that compelling.

Up until now we have been continuing to use some of the platform
specific type such as gint{8,16,32,64} and gsize but this patch switches
us over to using the standard c99 equivalents instead so we can further
ensure that our code looks familiar to the widest range of C developers
who might potentially contribute to Cogl.

So instead of using the gint{8,16,32,64} and guint{8,16,32,64} types this
switches all Cogl code to instead use the int{8,16,32,64}_t and
uint{8,16,32,64}_t c99 types instead.

Instead of gsize we now use size_t

For now we are not going to use the c99 _Bool type and instead we have
introduced a new CoglBool type to use instead of gboolean.

Reviewed-by: Neil Roberts <neil@linux.intel.com>

(cherry picked from commit 5967dad2400d32ca6319cef6cb572e81bf2c15f0)
2012-08-06 14:27:39 +01:00
Neil Roberts
436a7a45da cogl-boxed-value: Add _cogl_boxed_value_copy
This adds a function to copy one boxed value to another. It is assumed
that the destination boxed value is totally initialised (so it won't
try to free any memory in it).

Reviewed-by: Robert Bragg <robert@linux.intel.com>
2011-11-16 16:32:11 +00:00
Neil Roberts
7068849ae6 cogl-boxed-value: Wrap the GL calls in the GE() macro
This wraps all of the calls to glUniform* in the GE() macro so that it
will detect GL errors in the right place.

Reviewed-by: Robert Bragg <robert@linux.intel.com>
2011-11-16 16:32:11 +00:00
Neil Roberts
256f5791fd cogl-program: Move the code for CoglBoxedValue to its own file
The code for manipulating CoglBoxedValues is now separated from
cogl-program.c into its own file. That way when we add support for
setting uniform values on a CoglPipeline the code for storing the
values can be shared.

Reviewed-by: Robert Bragg <robert@linux.intel.com>
2011-11-16 16:32:10 +00:00