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framebuffer: Add _get_XYZ_bits() functions

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This exposes the previously internal only
_cogl_framebuffer_get_red/green/blue/alpha_bits() functions as 2.0
experimental API.

Signed-off-by: Neil Roberts <neil@linux.intel.com>
This commit is contained in:
Robert Bragg 2011-06-30 22:50:48 +01:00
parent d4cd0c3e95
commit dcb033489e
4 changed files with 68 additions and 60 deletions
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8
cogl/cogl-framebuffer.c
View File

@ -1463,7 +1463,7 @@ _cogl_framebuffer_flush_state (CoglFramebuffer *draw_buffer,
}
int
_cogl_framebuffer_get_red_bits (CoglFramebuffer *framebuffer)
cogl_framebuffer_get_red_bits (CoglFramebuffer *framebuffer)
{
_cogl_framebuffer_init_bits (framebuffer);
@ -1471,7 +1471,7 @@ _cogl_framebuffer_get_red_bits (CoglFramebuffer *framebuffer)
}
int
_cogl_framebuffer_get_green_bits (CoglFramebuffer *framebuffer)
cogl_framebuffer_get_green_bits (CoglFramebuffer *framebuffer)
{
_cogl_framebuffer_init_bits (framebuffer);
@ -1479,7 +1479,7 @@ _cogl_framebuffer_get_green_bits (CoglFramebuffer *framebuffer)
}
int
_cogl_framebuffer_get_blue_bits (CoglFramebuffer *framebuffer)
cogl_framebuffer_get_blue_bits (CoglFramebuffer *framebuffer)
{
_cogl_framebuffer_init_bits (framebuffer);
@ -1487,7 +1487,7 @@ _cogl_framebuffer_get_blue_bits (CoglFramebuffer *framebuffer)
}
int
_cogl_framebuffer_get_alpha_bits (CoglFramebuffer *framebuffer)
cogl_framebuffer_get_alpha_bits (CoglFramebuffer *framebuffer)
{
_cogl_framebuffer_init_bits (framebuffer);

60
cogl/cogl-framebuffer.h
View File

@ -87,6 +87,66 @@ void
cogl_framebuffer_get_viewport4fv (CoglFramebuffer *framebuffer,
float *viewport);
/**
* cogl_framebuffer_get_red_bits:
* @framebuffer: a pointer to a #CoglFramebuffer
*
* Retrieves the number of red bits of @framebuffer
*
* Return value: the number of bits
*
* Since: 1.8
* Stability: unstable
*/
#define cogl_framebuffer_get_red_bits cogl_framebuffer_get_red_bits_EXP
int
cogl_framebuffer_get_red_bits (CoglFramebuffer *framebuffer);
/**
* cogl_framebuffer_get_green_bits:
* @framebuffer: a pointer to a #CoglFramebuffer
*
* Retrieves the number of green bits of @framebuffer
*
* Return value: the number of bits
*
* Since: 1.8
* Stability: unstable
*/
#define cogl_framebuffer_get_green_bits cogl_framebuffer_get_green_bits_EXP
int
cogl_framebuffer_get_green_bits (CoglFramebuffer *framebuffer);
/**
* cogl_framebuffer_get_blue_bits:
* @framebuffer: a pointer to a #CoglFramebuffer
*
* Retrieves the number of blue bits of @framebuffer
*
* Return value: the number of bits
*
* Since: 1.8
* Stability: unstable
*/
#define cogl_framebuffer_get_blue_bits cogl_framebuffer_get_blue_bits_EXP
int
cogl_framebuffer_get_blue_bits (CoglFramebuffer *framebuffer);
/**
* cogl_framebuffer_get_alpha_bits:
* @framebuffer: a pointer to a #CoglFramebuffer
*
* Retrieves the number of alpha bits of @framebuffer
*
* Return value: the number of bits
*
* Since: 1.8
* Stability: unstable
*/
#define cogl_framebuffer_get_blue_bits cogl_framebuffer_get_blue_bits_EXP
int
cogl_framebuffer_get_alpha_bits (CoglFramebuffer *framebuffer);
#define cogl_framebuffer_swap_buffers cogl_framebuffer_swap_buffers_EXP
void
cogl_framebuffer_swap_buffers (CoglFramebuffer *framebuffer);

8
cogl/cogl.c
View File

@ -407,16 +407,16 @@ cogl_get_bitmasks (int *red,
framebuffer = cogl_get_draw_framebuffer ();
if (red)
*red = _cogl_framebuffer_get_red_bits (framebuffer);
*red = cogl_framebuffer_get_red_bits (framebuffer);
if (green)
*green = _cogl_framebuffer_get_green_bits (framebuffer);
*green = cogl_framebuffer_get_green_bits (framebuffer);
if (blue)
*blue = _cogl_framebuffer_get_blue_bits (framebuffer);
*blue = cogl_framebuffer_get_blue_bits (framebuffer);
if (alpha)
*alpha = _cogl_framebuffer_get_alpha_bits (framebuffer);
*alpha = cogl_framebuffer_get_alpha_bits (framebuffer);
}
void

52
cogl/cogl.h
View File

@ -206,58 +206,6 @@ cogl_get_bitmasks (int *red,
int *blue,
int *alpha);
/*
* _cogl_framebuffer_get_red_bits:
* @framebuffer: a handle for a framebuffer
*
* Retrieves the number of red bits of @framebuffer
*
* Return value: the number of bits
*
* Since: 1.4
*/
int
_cogl_framebuffer_get_red_bits (CoglFramebuffer *framebuffer);
/*
* _cogl_framebuffer_get_green_bits:
* @framebuffer: a handle for a framebuffer
*
* Retrieves the number of green bits of @framebuffer
*
* Return value: the number of bits
*
* Since: 1.4
*/
int
_cogl_framebuffer_get_green_bits (CoglFramebuffer *framebuffer);
/*
* _cogl_framebuffer_get_blue_bits:
* @framebuffer: a handle for a framebuffer
*
* Retrieves the number of blue bits of @framebuffer
*
* Return value: the number of bits
*
* Since: 1.4
*/
int
_cogl_framebuffer_get_blue_bits (CoglFramebuffer *framebuffer);
/*
* _cogl_framebuffer_get_alpha_bits:
* @framebuffer: a handle for a framebuffer
*
* Retrieves the number of alpha bits of @framebuffer
*
* Return value: the number of bits
*
* Since: 1.4
*/
int
_cogl_framebuffer_get_alpha_bits (CoglFramebuffer *framebuffer);
/**
* cogl_perspective:
* @fovy: Vertical of view angle in degrees.