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gdkgl: Change prototype of function

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The function does not upload a cairo surface, it uploads pixel data.

So don't take a cairo surface as an argument, take pixel data.
This commit is contained in:
Benjamin Otte 2016-11-01 04:47:52 +01:00
parent 02c615cc34
commit 3d8b00600e
3 changed files with 21 additions and 11 deletions
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14
gdk/gdkgl.c
View File

@ -780,7 +780,12 @@ gdk_gl_texture_from_surface (cairo_surface_t *surface,
e.height *= sy;
image = cairo_surface_map_to_image (surface, &e);
gdk_gl_context_upload_texture (paint_context, image, e.width, e.height, target);
gdk_gl_context_upload_texture (paint_context,
cairo_image_surface_get_data (image),
e.width,
e.height,
cairo_image_surface_get_stride (image),
target);
cairo_surface_unmap_image (surface, image);
@ -855,7 +860,12 @@ gdk_cairo_surface_upload_to_gl (cairo_surface_t *surface,
rect.height = height;
tmp = cairo_surface_map_to_image (surface, &rect);
gdk_gl_context_upload_texture (context, tmp, rect.width, rect.height, target);
gdk_gl_context_upload_texture (context,
cairo_image_surface_get_data (tmp),
rect.width,
rect.height,
cairo_image_surface_get_stride (tmp),
target);
cairo_surface_unmap_image (surface, tmp);
}

15
gdk/gdkglcontext.c
View File

@ -237,9 +237,10 @@ gdk_gl_context_get_property (GObject *gobject,
void
gdk_gl_context_upload_texture (GdkGLContext *context,
cairo_surface_t *image_surface,
const guchar *data,
int width,
int height,
int stride,
guint texture_target)
{
GdkGLContextPrivate *priv = gdk_gl_context_get_instance_private (context);
@ -253,21 +254,19 @@ gdk_gl_context_upload_texture (GdkGLContext *context,
(priv->use_es && (priv->gl_version >= 30 || priv->has_unpack_subimage)))
{
glPixelStorei (GL_UNPACK_ALIGNMENT, 4);
glPixelStorei (GL_UNPACK_ROW_LENGTH, cairo_image_surface_get_stride (image_surface) / 4);
glPixelStorei (GL_UNPACK_ROW_LENGTH, stride / 4);
if (priv->use_es)
glTexImage2D (texture_target, 0, GL_RGBA, width, height, 0, GL_RGBA, GL_UNSIGNED_BYTE,
cairo_image_surface_get_data (image_surface));
data);
else
glTexImage2D (texture_target, 0, GL_RGBA, width, height, 0, GL_BGRA, GL_UNSIGNED_INT_8_8_8_8_REV,
cairo_image_surface_get_data (image_surface));
data);
glPixelStorei (GL_UNPACK_ROW_LENGTH, 0);
}
else
{
GLvoid *data = cairo_image_surface_get_data (image_surface);
int stride = cairo_image_surface_get_stride (image_surface);
int i;
if (priv->use_es)
@ -275,14 +274,14 @@ gdk_gl_context_upload_texture (GdkGLContext *context,
glTexImage2D (texture_target, 0, GL_RGBA, width, height, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
for (i = 0; i < height; i++)
glTexSubImage2D (texture_target, 0, 0, i, width, 1, GL_RGBA, GL_UNSIGNED_BYTE, (unsigned char*) data + (i * stride));
glTexSubImage2D (texture_target, 0, 0, i, width, 1, GL_RGBA, GL_UNSIGNED_BYTE, data + (i * stride));
}
else
{
glTexImage2D (texture_target, 0, GL_RGBA, width, height, 0, GL_BGRA, GL_UNSIGNED_INT_8_8_8_8_REV, NULL);
for (i = 0; i < height; i++)
glTexSubImage2D (texture_target, 0, 0, i, width, 1, GL_BGRA, GL_UNSIGNED_INT_8_8_8_8_REV, (unsigned char*) data + (i * stride));
glTexSubImage2D (texture_target, 0, 0, i, width, 1, GL_BGRA, GL_UNSIGNED_INT_8_8_8_8_REV, data + (i * stride));
}
}
}

3
gdk/gdkglcontextprivate.h
View File

@ -77,9 +77,10 @@ void gdk_gl_context_set_is_legacy (GdkGLContext
gboolean is_legacy);
void gdk_gl_context_upload_texture (GdkGLContext *context,
cairo_surface_t *image_surface,
const guchar *data,
int width,
int height,
int stride,
guint texture_target);
GdkGLContextPaintData * gdk_gl_context_get_paint_data (GdkGLContext *context);
gboolean gdk_gl_context_use_texture_rectangle (GdkGLContext *context);