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gl: Use gdk_memory_texture_new_from_texture()

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Way less code to prepare the texture in a proper format.
This commit is contained in:
Benjamin Otte 2021-10-13 00:30:09 +02:00
parent ddc4a40c33
commit 9a2e9c5be4
1 changed files with 18 additions and 46 deletions
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64
gsk/gl/gskglcommandqueue.c
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@ -1341,14 +1341,14 @@ gsk_gl_command_queue_create_framebuffer (GskGLCommandQueue *self)
static void
gsk_gl_command_queue_do_upload_texture (GskGLCommandQueue *self,
const guchar *data,
int width,
int height,
int stride,
GdkMemoryFormat data_format)
GdkTexture *texture)
{
GdkGLContext *context;
guchar *copy = NULL;
const guchar *data;
gsize stride;
GdkMemoryTexture *memtex;
GdkMemoryFormat data_format;
int width, height;
GLenum gl_internalformat;
GLenum gl_format;
GLenum gl_type;
@ -1357,6 +1357,9 @@ gsk_gl_command_queue_do_upload_texture (GskGLCommandQueue *self,
context = gdk_gl_context_get_current ();
use_es = gdk_gl_context_get_use_es (context);
data_format = gdk_texture_get_format (texture);
width = gdk_texture_get_width (texture);
height = gdk_texture_get_height (texture);
if (!gdk_memory_format_gl_format (data_format,
use_es,
@ -1364,15 +1367,10 @@ gsk_gl_command_queue_do_upload_texture (GskGLCommandQueue *self,
&gl_format,
&gl_type))
{
copy = g_malloc_n (width * 4, height);
gdk_memory_convert (copy, width * 4,
GDK_MEMORY_R8G8B8A8_PREMULTIPLIED,
data, stride,
data_format,
width, height);
data = copy;
data_format = GDK_MEMORY_R8G8B8A8_PREMULTIPLIED;
stride = width * 4;
if (gdk_memory_format_prefers_high_depth (data_format))
data_format = GDK_MEMORY_R32G32B32A32_FLOAT_PREMULTIPLIED;
else
data_format = GDK_MEMORY_R8G8B8A8_PREMULTIPLIED;
if (!gdk_memory_format_gl_format (data_format,
use_es,
&gl_internalformat,
@ -1382,11 +1380,10 @@ gsk_gl_command_queue_do_upload_texture (GskGLCommandQueue *self,
g_assert_not_reached ();
}
}
else
{
copy = NULL;
}
memtex = gdk_memory_texture_from_texture (texture, data_format);
data = gdk_memory_texture_get_data (memtex);
stride = gdk_memory_texture_get_stride (memtex);
bpp = gdk_memory_format_bytes_per_pixel (data_format);
glPixelStorei (GL_UNPACK_ALIGNMENT, gdk_memory_format_alignment (data_format));
@ -1416,7 +1413,7 @@ gsk_gl_command_queue_do_upload_texture (GskGLCommandQueue *self,
}
glPixelStorei (GL_UNPACK_ALIGNMENT, 4);
g_free (copy);
g_object_unref (memtex);
}
int
@ -1427,9 +1424,6 @@ gsk_gl_command_queue_upload_texture (GskGLCommandQueue *self,
{
G_GNUC_UNUSED gint64 start_time = GDK_PROFILER_CURRENT_TIME;
cairo_surface_t *surface = NULL;
GdkMemoryFormat data_format;
const guchar *data;
gsize data_stride;
int width, height;
int texture_id;
@ -1440,7 +1434,6 @@ gsk_gl_command_queue_upload_texture (GskGLCommandQueue *self,
width = gdk_texture_get_width (texture);
height = gdk_texture_get_height (texture);
if (width > self->max_texture_size || height > self->max_texture_size)
{
g_warning ("Attempt to create texture of size %ux%u but max size is %d. "
@ -1449,38 +1442,17 @@ gsk_gl_command_queue_upload_texture (GskGLCommandQueue *self,
width = MAX (width, self->max_texture_size);
height = MAX (height, self->max_texture_size);
}
texture_id = gsk_gl_command_queue_create_texture (self, width, height, GL_RGBA8, min_filter, mag_filter);
if (texture_id == -1)
return texture_id;
if (GDK_IS_MEMORY_TEXTURE (texture))
{
GdkMemoryTexture *memory_texture = GDK_MEMORY_TEXTURE (texture);
data = gdk_memory_texture_get_data (memory_texture);
data_format = gdk_texture_get_format (texture);
data_stride = gdk_memory_texture_get_stride (memory_texture);
}
else
{
/* Fall back to downloading to a surface */
surface = gdk_texture_download_surface (texture);
cairo_surface_flush (surface);
data = cairo_image_surface_get_data (surface);
data_format = GDK_MEMORY_DEFAULT;
data_stride = cairo_image_surface_get_stride (surface);
}
self->n_uploads++;
/* Switch to texture0 as 2D. We'll restore it later. */
glActiveTexture (GL_TEXTURE0);
glBindTexture (GL_TEXTURE_2D, texture_id);
gsk_gl_command_queue_do_upload_texture (self,
data,
width, height, data_stride,
data_format);
gsk_gl_command_queue_do_upload_texture (self, texture);
/* Restore previous texture state if any */
if (self->attachments->textures[0].id > 0)