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Add a context parameter to all of the texture driver virtuals

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All of the texture driver virtual functions now take an explicit
CoglContext parameter as a step towards removing the global context.
This commit is contained in:
Neil Roberts 2012-03-22 17:04:47 +00:00
parent 60812e6a0e
commit d6ca75fbec
9 changed files with 201 additions and 175 deletions
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6
cogl/cogl-atlas.c
View File

@ -196,7 +196,8 @@ _cogl_atlas_get_initial_size (CoglPixelFormat format,
/* Some platforms might not support this large size so we'll
decrease the size until it can */
while (size > 1 &&
!ctx->texture_driver->size_supported (GL_TEXTURE_2D,
!ctx->texture_driver->size_supported (ctx,
GL_TEXTURE_2D,
gl_intformat,
gl_type,
size, size))
@ -226,7 +227,8 @@ _cogl_atlas_create_map (CoglPixelFormat format,
/* Keep trying increasingly larger atlases until we can fit all of
the textures */
while (ctx->texture_driver->size_supported (GL_TEXTURE_2D,
while (ctx->texture_driver->size_supported (ctx,
GL_TEXTURE_2D,
gl_intformat,
gl_type,
map_width, map_height))

4
cogl/cogl-framebuffer.c
View File

@ -2062,7 +2062,7 @@ cogl_framebuffer_read_pixels_into_bitmap (CoglFramebuffer *framebuffer,
bpp = _cogl_pixel_format_get_bytes_per_pixel (read_format);
rowstride = cogl_bitmap_get_rowstride (tmp_bmp);
ctx->texture_driver->prep_gl_for_pixels_download (rowstride, bpp);
ctx->texture_driver->prep_gl_for_pixels_download (ctx, rowstride, bpp);
tmp_data = _cogl_bitmap_bind (tmp_bmp,
COGL_BUFFER_ACCESS_WRITE,
@ -2110,7 +2110,7 @@ cogl_framebuffer_read_pixels_into_bitmap (CoglFramebuffer *framebuffer,
bpp = _cogl_pixel_format_get_bytes_per_pixel (bmp_format);
ctx->texture_driver->prep_gl_for_pixels_download (rowstride, bpp);
ctx->texture_driver->prep_gl_for_pixels_download (ctx, rowstride, bpp);
pixels = _cogl_bitmap_bind (shared_bmp,
COGL_BUFFER_ACCESS_WRITE,

6
cogl/cogl-texture-2d-sliced.c
View File

@ -651,7 +651,8 @@ _cogl_texture_2d_sliced_slices_create (CoglContext *ctx,
CoglSpan span;
/* Check if size supported else bail out */
if (!ctx->texture_driver->size_supported (GL_TEXTURE_2D,
if (!ctx->texture_driver->size_supported (ctx,
GL_TEXTURE_2D,
gl_intformat,
gl_type,
max_width,
@ -685,7 +686,8 @@ _cogl_texture_2d_sliced_slices_create (CoglContext *ctx,
else
{
/* Decrease the size of largest slice until supported by GL */
while (!ctx->texture_driver->size_supported (GL_TEXTURE_2D,
while (!ctx->texture_driver->size_supported (ctx,
GL_TEXTURE_2D,
gl_intformat,
gl_type,
max_width,

24
cogl/cogl-texture-2d.c
View File

@ -127,7 +127,8 @@ _cogl_texture_2d_can_create (unsigned int width,
&gl_type);
/* Check that the driver can create a texture with that size */
if (!ctx->texture_driver->size_supported (GL_TEXTURE_2D,
if (!ctx->texture_driver->size_supported (ctx,
GL_TEXTURE_2D,
gl_intformat,
gl_type,
width,
@ -202,7 +203,7 @@ cogl_texture_2d_new_with_size (CoglContext *ctx,
tex_2d = _cogl_texture_2d_create_base (width, height, COGL_TEXTURE_NONE,
internal_format);
ctx->texture_driver->gen (GL_TEXTURE_2D, 1, &tex_2d->gl_texture);
ctx->texture_driver->gen (ctx, GL_TEXTURE_2D, 1, &tex_2d->gl_texture);
_cogl_bind_gl_texture_transient (GL_TEXTURE_2D,
tex_2d->gl_texture,
tex_2d->is_foreign);
@ -278,8 +279,9 @@ _cogl_texture_2d_new_from_bitmap (CoglBitmap *bmp,
_cogl_bitmap_unmap (dst_bmp);
}
ctx->texture_driver->gen (GL_TEXTURE_2D, 1, &tex_2d->gl_texture);
ctx->texture_driver->upload_to_gl (GL_TEXTURE_2D,
ctx->texture_driver->gen (ctx, GL_TEXTURE_2D, 1, &tex_2d->gl_texture);
ctx->texture_driver->upload_to_gl (ctx,
GL_TEXTURE_2D,
tex_2d->gl_texture,
FALSE,
dst_bmp,
@ -347,7 +349,7 @@ cogl_texture_2d_new_from_foreign (CoglContext *ctx,
GLenum gl_int_format = 0;
CoglTexture2D *tex_2d;
if (!ctx->texture_driver->allows_foreign_gl_target (GL_TEXTURE_2D))
if (!ctx->texture_driver->allows_foreign_gl_target (ctx, GL_TEXTURE_2D))
return COGL_INVALID_HANDLE;
/* Make sure it is a valid GL texture object */
@ -474,7 +476,7 @@ _cogl_egl_texture_2d_new_from_image (CoglContext *ctx,
tex_2d = _cogl_texture_2d_create_base (width, height, COGL_TEXTURE_NONE,
format);
ctx->texture_driver->gen (GL_TEXTURE_2D, 1, &tex_2d->gl_texture);
ctx->texture_driver->gen (ctx, GL_TEXTURE_2D, 1, &tex_2d->gl_texture);
_cogl_bind_gl_texture_transient (GL_TEXTURE_2D,
tex_2d->gl_texture,
FALSE);
@ -716,7 +718,7 @@ _cogl_texture_2d_pre_paint (CoglTexture *tex, CoglTexturePrePaintFlags flags)
available we'll fallback to temporarily enabling
GL_GENERATE_MIPMAP and reuploading the first pixel */
if (cogl_has_feature (ctx, COGL_FEATURE_ID_OFFSCREEN))
ctx->texture_driver->gl_generate_mipmaps (GL_TEXTURE_2D);
ctx->texture_driver->gl_generate_mipmaps (ctx, GL_TEXTURE_2D);
#if defined(HAVE_COGL_GLES) || defined(HAVE_COGL_GL)
else
{
@ -784,7 +786,8 @@ _cogl_texture_2d_set_region (CoglTexture *tex,
}
/* Send data to GL */
ctx->texture_driver->upload_subregion_to_gl (GL_TEXTURE_2D,
ctx->texture_driver->upload_subregion_to_gl (ctx,
GL_TEXTURE_2D,
tex_2d->gl_texture,
FALSE,
src_x, src_y,
@ -822,12 +825,13 @@ _cogl_texture_2d_get_data (CoglTexture *tex,
&gl_format,
&gl_type);
ctx->texture_driver->prep_gl_for_pixels_download (rowstride, bpp);
ctx->texture_driver->prep_gl_for_pixels_download (ctx, rowstride, bpp);
_cogl_bind_gl_texture_transient (GL_TEXTURE_2D,
tex_2d->gl_texture,
tex_2d->is_foreign);
return ctx->texture_driver->gl_get_tex_image (GL_TEXTURE_2D,
return ctx->texture_driver->gl_get_tex_image (ctx,
GL_TEXTURE_2D,
gl_format,
gl_type,
data);

12
cogl/cogl-texture-3d.c
View File

@ -174,7 +174,8 @@ _cogl_texture_3d_can_create (CoglContext *ctx,
&gl_type);
/* Check that the driver can create a texture with that size */
if (!ctx->texture_driver->size_supported_3d (GL_TEXTURE_3D,
if (!ctx->texture_driver->size_supported_3d (ctx,
GL_TEXTURE_3D,
gl_intformat,
gl_type,
width,
@ -224,7 +225,7 @@ cogl_texture_3d_new_with_size (CoglContext *ctx,
width, height, depth,
internal_format);
ctx->texture_driver->gen (GL_TEXTURE_3D, 1, &tex_3d->gl_texture);
ctx->texture_driver->gen (ctx, GL_TEXTURE_3D, 1, &tex_3d->gl_texture);
_cogl_bind_gl_texture_transient (GL_TEXTURE_3D,
tex_3d->gl_texture,
FALSE);
@ -296,9 +297,10 @@ _cogl_texture_3d_new_from_bitmap (CoglContext *ctx,
_cogl_bitmap_unmap (dst_bmp);
}
ctx->texture_driver->gen (GL_TEXTURE_3D, 1, &tex_3d->gl_texture);
ctx->texture_driver->gen (ctx, GL_TEXTURE_3D, 1, &tex_3d->gl_texture);
ctx->texture_driver->upload_to_gl_3d (GL_TEXTURE_3D,
ctx->texture_driver->upload_to_gl_3d (ctx,
GL_TEXTURE_3D,
tex_3d->gl_texture,
FALSE, /* is_foreign */
height,
@ -510,7 +512,7 @@ _cogl_texture_3d_pre_paint (CoglTexture *tex, CoglTexturePrePaintFlags flags)
available we'll fallback to temporarily enabling
GL_GENERATE_MIPMAP and reuploading the first pixel */
if (cogl_has_feature (ctx, COGL_FEATURE_ID_OFFSCREEN))
ctx->texture_driver->gl_generate_mipmaps (GL_TEXTURE_3D);
ctx->texture_driver->gl_generate_mipmaps (ctx, GL_TEXTURE_3D);
#if defined (HAVE_COGL_GL) || defined (HAVE_COGL_GLES)
else if (ctx->driver != COGL_DRIVER_GLES2)
{

111
cogl/cogl-texture-driver.h
View File

@ -34,9 +34,10 @@ struct _CoglTextureDriver
* the driver will not allocate room for the mipmap tree.
*/
void
(* gen) (GLenum gl_target,
GLsizei n,
GLuint *textures);
(* gen) (CoglContext *ctx,
GLenum gl_target,
GLsizei n,
GLuint *textures);
/*
* This sets up the glPixelStore state for an upload to a destination with
@ -46,7 +47,8 @@ struct _CoglTextureDriver
* buffer which is why this interface is limited. The GL driver has a more
* flexible version of this function that is uses internally */
void
(* prep_gl_for_pixels_upload) (int pixels_rowstride,
(* prep_gl_for_pixels_upload) (CoglContext *ctx,
int pixels_rowstride,
int pixels_bpp);
/*
@ -63,18 +65,19 @@ struct _CoglTextureDriver
* XXX: sorry for the ridiculous number of arguments :-(
*/
void
(* upload_subregion_to_gl) (GLenum gl_target,
GLuint gl_handle,
gboolean is_foreign,
int src_x,
int src_y,
int dst_x,
int dst_y,
int width,
int height,
CoglBitmap *source_bmp,
GLuint source_gl_format,
GLuint source_gl_type);
(* upload_subregion_to_gl) (CoglContext *ctx,
GLenum gl_target,
GLuint gl_handle,
gboolean is_foreign,
int src_x,
int src_y,
int dst_x,
int dst_y,
int width,
int height,
CoglBitmap *source_bmp,
GLuint source_gl_format,
GLuint source_gl_type);
/*
* Replaces the contents of the GL texture with the entire bitmap. On
@ -83,13 +86,14 @@ struct _CoglTextureDriver
* alignment value because there is no GL_UNPACK_ROW_LENGTH
*/
void
(* upload_to_gl) (GLenum gl_target,
GLuint gl_handle,
gboolean is_foreign,
CoglBitmap *source_bmp,
GLint internal_gl_format,
GLuint source_gl_format,
GLuint source_gl_type);
(* upload_to_gl) (CoglContext *ctx,
GLenum gl_target,
GLuint gl_handle,
gboolean is_foreign,
CoglBitmap *source_bmp,
GLint internal_gl_format,
GLuint source_gl_format,
GLuint source_gl_type);
/*
* Replaces the contents of the GL texture with the entire bitmap. The
@ -99,15 +103,16 @@ struct _CoglTextureDriver
* height of the bitmap by the depth.
*/
void
(* upload_to_gl_3d) (GLenum gl_target,
GLuint gl_handle,
gboolean is_foreign,
GLint height,
GLint depth,
CoglBitmap *source_bmp,
GLint internal_gl_format,
GLuint source_gl_format,
GLuint source_gl_type);
(* upload_to_gl_3d) (CoglContext *ctx,
GLenum gl_target,
GLuint gl_handle,
gboolean is_foreign,
GLint height,
GLint depth,
CoglBitmap *source_bmp,
GLint internal_gl_format,
GLuint source_gl_format,
GLuint source_gl_type);
/*
* This sets up the glPixelStore state for an download to a destination with
@ -117,7 +122,8 @@ struct _CoglTextureDriver
* destination buffer, the GL driver has a more flexible version of
* this function that it uses internally. */
void
(* prep_gl_for_pixels_download) (int pixels_rowstride,
(* prep_gl_for_pixels_download) (CoglContext *ctx,
int pixels_rowstride,
int pixels_bpp);
/*
@ -128,36 +134,39 @@ struct _CoglTextureDriver
* _cogl_texture_draw_and_read () )
*/
gboolean
(* gl_get_tex_image) (GLenum gl_target,
GLenum dest_gl_format,
GLenum dest_gl_type,
(* gl_get_tex_image) (CoglContext *ctx,
GLenum gl_target,
GLenum dest_gl_format,
GLenum dest_gl_type,
guint8 *dest);
/*
* It may depend on the driver as to what texture sizes are supported...
*/
gboolean
(* size_supported) (GLenum gl_target,
(* size_supported) (CoglContext *ctx,
GLenum gl_target,
GLenum gl_format,
GLenum gl_type,
int width,
int height);
int width,
int height);
gboolean
(* size_supported_3d) (GLenum gl_target,
(* size_supported_3d) (CoglContext *ctx,
GLenum gl_target,
GLenum gl_format,
GLenum gl_type,
int width,
int height,
int depth);
int width,
int height,
int depth);
/*
* This driver abstraction is needed because GLES doesn't support setting
* a texture border color.
*/
void
(* try_setting_gl_border_color) (
GLuint gl_target,
(* try_setting_gl_border_color) (CoglContext *ctx,
GLuint gl_target,
const GLfloat *transparent_color);
/*
@ -166,7 +175,8 @@ struct _CoglTextureDriver
* but GLES doesn't
*/
gboolean
(* allows_foreign_gl_target) (GLenum gl_target);
(* allows_foreign_gl_target) (CoglContext *ctx,
GLenum gl_target);
/*
* glGenerateMipmap semantics may need to be emulated for some
@ -174,7 +184,8 @@ struct _CoglTextureDriver
* number of known texels.
*/
void
(* gl_generate_mipmaps) (GLenum texture_target);
(* gl_generate_mipmaps) (CoglContext *ctx,
GLenum texture_target);
/*
* The driver may impose constraints on what formats can be used to store
@ -184,9 +195,9 @@ struct _CoglTextureDriver
*/
CoglPixelFormat
(* find_best_gl_get_data_format) (CoglContext *context,
CoglPixelFormat format,
GLenum *closest_gl_format,
GLenum *closest_gl_type);
CoglPixelFormat format,
GLenum *closest_gl_format,
GLenum *closest_gl_type);
};
#endif /* __COGL_TEXTURE_DRIVER_H */

27
cogl/cogl-texture-rectangle.c
View File

@ -135,7 +135,8 @@ _cogl_texture_rectangle_can_create (unsigned int width,
&gl_type);
/* Check that the driver can create a texture with that size */
if (!ctx->texture_driver->size_supported (GL_TEXTURE_RECTANGLE_ARB,
if (!ctx->texture_driver->size_supported (ctx,
GL_TEXTURE_RECTANGLE_ARB,
gl_intformat,
gl_type,
width,
@ -206,7 +207,10 @@ cogl_texture_rectangle_new_with_size (CoglContext *ctx,
tex_rect = _cogl_texture_rectangle_create_base (width, height,
internal_format);
ctx->texture_driver->gen (GL_TEXTURE_RECTANGLE_ARB, 1, &tex_rect->gl_texture);
ctx->texture_driver->gen (ctx,
GL_TEXTURE_RECTANGLE_ARB,
1, /* num textures */
&tex_rect->gl_texture);
_cogl_bind_gl_texture_transient (GL_TEXTURE_RECTANGLE_ARB,
tex_rect->gl_texture,
tex_rect->is_foreign);
@ -255,8 +259,12 @@ _cogl_texture_rectangle_new_from_bitmap (CoglBitmap *bmp,
cogl_bitmap_get_height (bmp),
internal_format);
ctx->texture_driver->gen (GL_TEXTURE_RECTANGLE_ARB, 1, &tex_rect->gl_texture);
ctx->texture_driver->upload_to_gl (GL_TEXTURE_RECTANGLE_ARB,
ctx->texture_driver->gen (ctx,
GL_TEXTURE_RECTANGLE_ARB,
1, /* num textures */
&tex_rect->gl_texture);
ctx->texture_driver->upload_to_gl (ctx,
GL_TEXTURE_RECTANGLE_ARB,
tex_rect->gl_texture,
FALSE,
dst_bmp,
@ -288,7 +296,8 @@ _cogl_texture_rectangle_new_from_foreign (GLuint gl_handle,
_COGL_GET_CONTEXT (ctx, NULL);
if (!ctx->texture_driver->allows_foreign_gl_target (GL_TEXTURE_RECTANGLE_ARB))
if (!ctx->texture_driver->allows_foreign_gl_target (ctx,
GL_TEXTURE_RECTANGLE_ARB))
return NULL;
/* Make sure it is a valid GL texture object */
@ -506,7 +515,8 @@ _cogl_texture_rectangle_set_region (CoglTexture *tex,
&gl_type);
/* Send data to GL */
ctx->texture_driver->upload_subregion_to_gl (GL_TEXTURE_RECTANGLE_ARB,
ctx->texture_driver->upload_subregion_to_gl (ctx,
GL_TEXTURE_RECTANGLE_ARB,
tex_rect->gl_texture,
FALSE,
src_x, src_y,
@ -542,12 +552,13 @@ _cogl_texture_rectangle_get_data (CoglTexture *tex,
&gl_format,
&gl_type);
ctx->texture_driver->prep_gl_for_pixels_download (rowstride, bpp);
ctx->texture_driver->prep_gl_for_pixels_download (ctx, rowstride, bpp);
_cogl_bind_gl_texture_transient (GL_TEXTURE_RECTANGLE_ARB,
tex_rect->gl_texture,
tex_rect->is_foreign);
return ctx->texture_driver->gl_get_tex_image (GL_TEXTURE_RECTANGLE_ARB,
return ctx->texture_driver->gl_get_tex_image (ctx,
GL_TEXTURE_RECTANGLE_ARB,
gl_format,
gl_type,
data);

99
cogl/driver/gl/cogl-texture-driver-gl.c
View File

@ -46,14 +46,13 @@
#include <math.h>
static void
_cogl_texture_driver_gen (GLenum gl_target,
GLsizei n,
GLuint *textures)
_cogl_texture_driver_gen (CoglContext *ctx,
GLenum gl_target,
GLsizei n,
GLuint *textures)
{
unsigned int i;
_COGL_GET_CONTEXT (ctx, NO_RETVAL);
GE (ctx, glGenTextures (n, textures));
for (i = 0; i < n; i++)
@ -86,14 +85,13 @@ _cogl_texture_driver_gen (GLenum gl_target,
/* OpenGL - unlike GLES - can upload a sub region of pixel data from a larger
* source buffer */
static void
prep_gl_for_pixels_upload_full (int pixels_rowstride,
prep_gl_for_pixels_upload_full (CoglContext *ctx,
int pixels_rowstride,
int image_height,
int pixels_src_x,
int pixels_src_y,
int pixels_bpp)
{
_COGL_GET_CONTEXT (ctx, NO_RETVAL);
GE( ctx, glPixelStorei (GL_UNPACK_ROW_LENGTH,
pixels_rowstride / pixels_bpp) );
@ -107,23 +105,23 @@ prep_gl_for_pixels_upload_full (int pixels_rowstride,
}
static void
_cogl_texture_driver_prep_gl_for_pixels_upload (int pixels_rowstride,
_cogl_texture_driver_prep_gl_for_pixels_upload (CoglContext *ctx,
int pixels_rowstride,
int pixels_bpp)
{
prep_gl_for_pixels_upload_full (pixels_rowstride, 0, 0, 0, pixels_bpp);
prep_gl_for_pixels_upload_full (ctx, pixels_rowstride, 0, 0, 0, pixels_bpp);
}
/* OpenGL - unlike GLES - can download pixel data into a sub region of
* a larger destination buffer */
static void
prep_gl_for_pixels_download_full (int pixels_rowstride,
prep_gl_for_pixels_download_full (CoglContext *ctx,
int pixels_rowstride,
int image_height,
int pixels_src_x,
int pixels_src_y,
int pixels_bpp)
{
_COGL_GET_CONTEXT (ctx, NO_RETVAL);
GE( ctx, glPixelStorei (GL_PACK_ROW_LENGTH, pixels_rowstride / pixels_bpp) );
GE( ctx, glPixelStorei (GL_PACK_SKIP_PIXELS, pixels_src_x) );
@ -136,14 +134,16 @@ prep_gl_for_pixels_download_full (int pixels_rowstride,
}
static void
_cogl_texture_driver_prep_gl_for_pixels_download (int pixels_rowstride,
_cogl_texture_driver_prep_gl_for_pixels_download (CoglContext *ctx,
int pixels_rowstride,
int pixels_bpp)
{
prep_gl_for_pixels_download_full (pixels_rowstride, 0, 0, 0, pixels_bpp);
prep_gl_for_pixels_download_full (ctx, pixels_rowstride, 0, 0, 0, pixels_bpp);
}
static void
_cogl_texture_driver_upload_subregion_to_gl (GLenum gl_target,
_cogl_texture_driver_upload_subregion_to_gl (CoglContext *ctx,
GLenum gl_target,
GLuint gl_handle,
gboolean is_foreign,
int src_x,
@ -160,12 +160,11 @@ _cogl_texture_driver_upload_subregion_to_gl (GLenum gl_target,
CoglPixelFormat source_format = cogl_bitmap_get_format (source_bmp);
int bpp = _cogl_pixel_format_get_bytes_per_pixel (source_format);
_COGL_GET_CONTEXT (ctx, NO_RETVAL);
data = _cogl_bitmap_bind (source_bmp, COGL_BUFFER_ACCESS_READ, 0);
/* Setup gl alignment to match rowstride and top-left corner */
prep_gl_for_pixels_upload_full (cogl_bitmap_get_rowstride (source_bmp),
prep_gl_for_pixels_upload_full (ctx,
cogl_bitmap_get_rowstride (source_bmp),
0,
src_x,
src_y,
@ -184,7 +183,8 @@ _cogl_texture_driver_upload_subregion_to_gl (GLenum gl_target,
}
static void
_cogl_texture_driver_upload_to_gl (GLenum gl_target,
_cogl_texture_driver_upload_to_gl (CoglContext *ctx,
GLenum gl_target,
GLuint gl_handle,
gboolean is_foreign,
CoglBitmap *source_bmp,
@ -196,12 +196,11 @@ _cogl_texture_driver_upload_to_gl (GLenum gl_target,
CoglPixelFormat source_format = cogl_bitmap_get_format (source_bmp);
int bpp = _cogl_pixel_format_get_bytes_per_pixel (source_format);
_COGL_GET_CONTEXT (ctx, NO_RETVAL);
data = _cogl_bitmap_bind (source_bmp, COGL_BUFFER_ACCESS_READ, 0);
/* Setup gl alignment to match rowstride and top-left corner */
prep_gl_for_pixels_upload_full (cogl_bitmap_get_rowstride (source_bmp),
prep_gl_for_pixels_upload_full (ctx,
cogl_bitmap_get_rowstride (source_bmp),
0, 0, 0, bpp);
_cogl_bind_gl_texture_transient (gl_target, gl_handle, is_foreign);
@ -219,7 +218,8 @@ _cogl_texture_driver_upload_to_gl (GLenum gl_target,
}
static void
_cogl_texture_driver_upload_to_gl_3d (GLenum gl_target,
_cogl_texture_driver_upload_to_gl_3d (CoglContext *ctx,
GLenum gl_target,
GLuint gl_handle,
gboolean is_foreign,
GLint height,
@ -233,12 +233,11 @@ _cogl_texture_driver_upload_to_gl_3d (GLenum gl_target,
CoglPixelFormat source_format = cogl_bitmap_get_format (source_bmp);
int bpp = _cogl_pixel_format_get_bytes_per_pixel (source_format);
_COGL_GET_CONTEXT (ctx, NO_RETVAL);
data = _cogl_bitmap_bind (source_bmp, COGL_BUFFER_ACCESS_READ, 0);
/* Setup gl alignment to match rowstride and top-left corner */
prep_gl_for_pixels_upload_full (cogl_bitmap_get_rowstride (source_bmp),
prep_gl_for_pixels_upload_full (ctx,
cogl_bitmap_get_rowstride (source_bmp),
(cogl_bitmap_get_height (source_bmp) /
depth),
0, 0, bpp);
@ -260,13 +259,12 @@ _cogl_texture_driver_upload_to_gl_3d (GLenum gl_target,
}
static gboolean
_cogl_texture_driver_gl_get_tex_image (GLenum gl_target,
GLenum dest_gl_format,
GLenum dest_gl_type,
_cogl_texture_driver_gl_get_tex_image (CoglContext *ctx,
GLenum gl_target,
GLenum dest_gl_format,
GLenum dest_gl_type,
guint8 *dest)
{
_COGL_GET_CONTEXT (ctx, FALSE);
GE (ctx, glGetTexImage (gl_target,
0, /* level */
dest_gl_format,
@ -276,18 +274,17 @@ _cogl_texture_driver_gl_get_tex_image (GLenum gl_target,
}
static gboolean
_cogl_texture_driver_size_supported_3d (GLenum gl_target,
_cogl_texture_driver_size_supported_3d (CoglContext *ctx,
GLenum gl_target,
GLenum gl_format,
GLenum gl_type,
int width,
int height,
int depth)
int width,
int height,
int depth)
{
GLenum proxy_target;
GLint new_width = 0;
_COGL_GET_CONTEXT (ctx, FALSE);
if (gl_target == GL_TEXTURE_3D)
proxy_target = GL_PROXY_TEXTURE_3D;
else
@ -306,17 +303,16 @@ _cogl_texture_driver_size_supported_3d (GLenum gl_target,
}
static gboolean
_cogl_texture_driver_size_supported (GLenum gl_target,
_cogl_texture_driver_size_supported (CoglContext *ctx,
GLenum gl_target,
GLenum gl_format,
GLenum gl_type,
int width,
int height)
int width,
int height)
{
GLenum proxy_target;
GLint new_width = 0;
_COGL_GET_CONTEXT (ctx, FALSE);
if (gl_target == GL_TEXTURE_2D)
proxy_target = GL_PROXY_TEXTURE_2D;
#if HAVE_COGL_GL
@ -339,12 +335,11 @@ _cogl_texture_driver_size_supported (GLenum gl_target,
}
static void
_cogl_texture_driver_try_setting_gl_border_color (
GLuint gl_target,
const GLfloat *transparent_color)
_cogl_texture_driver_try_setting_gl_border_color
(CoglContext *ctx,
GLuint gl_target,
const GLfloat *transparent_color)
{
_COGL_GET_CONTEXT (ctx, NO_RETVAL);
/* Use a transparent border color so that we can leave the
color buffer alone when using texture co-ordinates
outside of the texture */
@ -353,7 +348,8 @@ _cogl_texture_driver_try_setting_gl_border_color (
}
static gboolean
_cogl_texture_driver_allows_foreign_gl_target (GLenum gl_target)
_cogl_texture_driver_allows_foreign_gl_target (CoglContext *ctx,
GLenum gl_target)
{
/* GL_ARB_texture_rectangle textures are supported if they are
created from foreign because some chipsets have trouble with
@ -369,10 +365,9 @@ _cogl_texture_driver_allows_foreign_gl_target (GLenum gl_target)
}
static void
_cogl_texture_driver_gl_generate_mipmaps (GLenum gl_target)
_cogl_texture_driver_gl_generate_mipmaps (CoglContext *ctx,
GLenum gl_target)
{
_COGL_GET_CONTEXT (ctx, NO_RETVAL);
GE( ctx, glGenerateMipmap (gl_target) );
}

87
cogl/driver/gles/cogl-texture-driver-gles.c
View File

@ -53,14 +53,13 @@
#endif
static void
_cogl_texture_driver_gen (GLenum gl_target,
GLsizei n,
GLuint *textures)
_cogl_texture_driver_gen (CoglContext *ctx,
GLenum gl_target,
GLsizei n,
GLuint *textures)
{
unsigned int i;
_COGL_GET_CONTEXT (ctx, NO_RETVAL);
GE (ctx, glGenTextures (n, textures));
for (i = 0; i < n; i++)
@ -84,21 +83,24 @@ _cogl_texture_driver_gen (GLenum gl_target,
}
static void
_cogl_texture_driver_prep_gl_for_pixels_upload (int pixels_rowstride,
_cogl_texture_driver_prep_gl_for_pixels_upload (CoglContext *context,
int pixels_rowstride,
int pixels_bpp)
{
_cogl_texture_prep_gl_alignment_for_pixels_upload (pixels_rowstride);
}
static void
_cogl_texture_driver_prep_gl_for_pixels_download (int pixels_rowstride,
_cogl_texture_driver_prep_gl_for_pixels_download (CoglContext *ctx,
int pixels_rowstride,
int pixels_bpp)
{
_cogl_texture_prep_gl_alignment_for_pixels_download (pixels_rowstride);
}
static CoglBitmap *
prepare_bitmap_alignment_for_upload (CoglBitmap *src_bmp)
prepare_bitmap_alignment_for_upload (CoglContext *ctx,
CoglBitmap *src_bmp)
{
CoglPixelFormat format = cogl_bitmap_get_format (src_bmp);
int bpp = _cogl_pixel_format_get_bytes_per_pixel (format);
@ -124,7 +126,8 @@ prepare_bitmap_alignment_for_upload (CoglBitmap *src_bmp)
}
static void
_cogl_texture_driver_upload_subregion_to_gl (GLenum gl_target,
_cogl_texture_driver_upload_subregion_to_gl (CoglContext *ctx,
GLenum gl_target,
GLuint gl_handle,
gboolean is_foreign,
int src_x,
@ -143,8 +146,6 @@ _cogl_texture_driver_upload_subregion_to_gl (GLenum gl_target,
CoglBitmap *slice_bmp;
int rowstride;
_COGL_GET_CONTEXT (ctx, NO_RETVAL);
/* If we are copying a sub region of the source bitmap then we need
to copy it because GLES does not support GL_UNPACK_ROW_LENGTH */
if (src_x != 0 || src_y != 0 ||
@ -162,12 +163,12 @@ _cogl_texture_driver_upload_subregion_to_gl (GLenum gl_target,
width, height);
}
else
slice_bmp = prepare_bitmap_alignment_for_upload (source_bmp);
slice_bmp = prepare_bitmap_alignment_for_upload (ctx, source_bmp);
rowstride = cogl_bitmap_get_rowstride (slice_bmp);
/* Setup gl alignment to match rowstride and top-left corner */
_cogl_texture_driver_prep_gl_for_pixels_upload (rowstride, bpp);
_cogl_texture_driver_prep_gl_for_pixels_upload (ctx, rowstride, bpp);
data = _cogl_bitmap_bind (slice_bmp, COGL_BUFFER_ACCESS_READ, 0);
@ -186,7 +187,8 @@ _cogl_texture_driver_upload_subregion_to_gl (GLenum gl_target,
}
static void
_cogl_texture_driver_upload_to_gl (GLenum gl_target,
_cogl_texture_driver_upload_to_gl (CoglContext *ctx,
GLenum gl_target,
GLuint gl_handle,
gboolean is_foreign,
CoglBitmap *source_bmp,
@ -202,13 +204,11 @@ _cogl_texture_driver_upload_to_gl (GLenum gl_target,
CoglBitmap *bmp;
guint8 *data;
_COGL_GET_CONTEXT (ctx, NO_RETVAL);
bmp = prepare_bitmap_alignment_for_upload (source_bmp);
bmp = prepare_bitmap_alignment_for_upload (ctx, source_bmp);
rowstride = cogl_bitmap_get_rowstride (bmp);
/* Setup gl alignment to match rowstride and top-left corner */
_cogl_texture_driver_prep_gl_for_pixels_upload (rowstride, bpp);
_cogl_texture_driver_prep_gl_for_pixels_upload (ctx, rowstride, bpp);
_cogl_bind_gl_texture_transient (gl_target, gl_handle, is_foreign);
@ -228,7 +228,8 @@ _cogl_texture_driver_upload_to_gl (GLenum gl_target,
}
static void
_cogl_texture_driver_upload_to_gl_3d (GLenum gl_target,
_cogl_texture_driver_upload_to_gl_3d (CoglContext *ctx,
GLenum gl_target,
GLuint gl_handle,
gboolean is_foreign,
GLint height,
@ -245,8 +246,6 @@ _cogl_texture_driver_upload_to_gl_3d (GLenum gl_target,
int bmp_height = cogl_bitmap_get_height (source_bmp);
guint8 *data;
_COGL_GET_CONTEXT (ctx, NO_RETVAL);
_cogl_bind_gl_texture_transient (gl_target, gl_handle, is_foreign);
/* If the rowstride or image height can't be specified with just
@ -260,7 +259,7 @@ _cogl_texture_driver_upload_to_gl_3d (GLenum gl_target,
CoglPixelFormat source_bmp_format = cogl_bitmap_get_format (source_bmp);
int i;
_cogl_texture_driver_prep_gl_for_pixels_upload (bmp_width * bpp, bpp);
_cogl_texture_driver_prep_gl_for_pixels_upload (ctx, bmp_width * bpp, bpp);
/* Initialize the texture with empty data and then upload each
image with a sub-region update */
@ -314,7 +313,7 @@ _cogl_texture_driver_upload_to_gl_3d (GLenum gl_target,
{
data = _cogl_bitmap_bind (source_bmp, COGL_BUFFER_ACCESS_READ, 0);
_cogl_texture_driver_prep_gl_for_pixels_upload (rowstride, bpp);
_cogl_texture_driver_prep_gl_for_pixels_upload (ctx, rowstride, bpp);
GE( ctx, glTexImage3D (gl_target,
0, /* level */
@ -335,26 +334,26 @@ _cogl_texture_driver_upload_to_gl_3d (GLenum gl_target,
* fallback to a generic render + readpixels approach to downloading
* texture data. (See _cogl_texture_draw_and_read() ) */
static gboolean
_cogl_texture_driver_gl_get_tex_image (GLenum gl_target,
GLenum dest_gl_format,
GLenum dest_gl_type,
_cogl_texture_driver_gl_get_tex_image (CoglContext *ctx,
GLenum gl_target,
GLenum dest_gl_format,
GLenum dest_gl_type,
guint8 *dest)
{
return FALSE;
}
static gboolean
_cogl_texture_driver_size_supported_3d (GLenum gl_target,
_cogl_texture_driver_size_supported_3d (CoglContext *ctx,
GLenum gl_target,
GLenum gl_format,
GLenum gl_type,
int width,
int height,
int depth)
int width,
int height,
int depth)
{
GLint max_size;
_COGL_GET_CONTEXT (ctx, FALSE);
/* GLES doesn't support a proxy texture target so let's at least
check whether the size is greater than
GL_MAX_3D_TEXTURE_SIZE_OES */
@ -364,16 +363,15 @@ _cogl_texture_driver_size_supported_3d (GLenum gl_target,
}
static gboolean
_cogl_texture_driver_size_supported (GLenum gl_target,
_cogl_texture_driver_size_supported (CoglContext *ctx,
GLenum gl_target,
GLenum gl_format,
GLenum gl_type,
int width,
int height)
int width,
int height)
{
GLint max_size;
_COGL_GET_CONTEXT (ctx, FALSE);
/* GLES doesn't support a proxy texture target so let's at least
check whether the size is greater than GL_MAX_TEXTURE_SIZE */
GE( ctx, glGetIntegerv (GL_MAX_TEXTURE_SIZE, &max_size) );
@ -382,15 +380,17 @@ _cogl_texture_driver_size_supported (GLenum gl_target,
}
static void
_cogl_texture_driver_try_setting_gl_border_color (
GLuint gl_target,
const GLfloat *transparent_color)
_cogl_texture_driver_try_setting_gl_border_color
(CoglContext *ctx,
GLuint gl_target,
const GLfloat *transparent_color)
{
/* FAIL! */
}
static gboolean
_cogl_texture_driver_allows_foreign_gl_target (GLenum gl_target)
_cogl_texture_driver_allows_foreign_gl_target (CoglContext *ctx,
GLenum gl_target)
{
/* Allow 2-dimensional textures only */
if (gl_target != GL_TEXTURE_2D)
@ -399,10 +399,9 @@ _cogl_texture_driver_allows_foreign_gl_target (GLenum gl_target)
}
static void
_cogl_texture_driver_gl_generate_mipmaps (GLenum gl_target)
_cogl_texture_driver_gl_generate_mipmaps (CoglContext *ctx,
GLenum gl_target)
{
_COGL_GET_CONTEXT (ctx, NO_RETVAL);
if (ctx->driver == COGL_DRIVER_GLES2)
GE( ctx, glGenerateMipmap (gl_target) );
}