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framebuffer: remove attribute drawing apis

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Almost nothing draws attributes directly and for those things that do
it's trivial to adapt them to instead draw via the cogl_primitive api.
This simplifies the Cogl api a bit.

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

(cherry picked from commit 7395925bcc01aad6c695fd0d9af78b784b3c64d4)

Conflicts:
	cogl/cogl-framebuffer.c
	cogl/cogl-framebuffer.h
This commit is contained in:
Robert Bragg 2013-07-10 00:39:18 +01:00 committed by Neil Roberts
parent e9f721216e
commit e4f24dba75
10 changed files with 78 additions and 402 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

107
cogl/cogl-framebuffer.c
View File

@ -2408,57 +2408,6 @@ _cogl_framebuffer_draw_attributes (CoglFramebuffer *framebuffer,
}
}
void
cogl_framebuffer_draw_attributes (CoglFramebuffer *framebuffer,
CoglPipeline *pipeline,
CoglVerticesMode mode,
int first_vertex,
int n_vertices,
CoglAttribute **attributes,
int n_attributes)
{
_cogl_framebuffer_draw_attributes (framebuffer,
pipeline,
mode,
first_vertex,
n_vertices,
attributes, n_attributes,
COGL_DRAW_SKIP_LEGACY_STATE);
}
void
cogl_framebuffer_vdraw_attributes (CoglFramebuffer *framebuffer,
CoglPipeline *pipeline,
CoglVerticesMode mode,
int first_vertex,
int n_vertices,
...)
{
va_list ap;
int n_attributes;
CoglAttribute *attribute;
CoglAttribute **attributes;
int i;
va_start (ap, n_vertices);
for (n_attributes = 0; va_arg (ap, CoglAttribute *); n_attributes++)
;
va_end (ap);
attributes = g_alloca (sizeof (CoglAttribute *) * n_attributes);
va_start (ap, n_vertices);
for (i = 0; (attribute = va_arg (ap, CoglAttribute *)); i++)
attributes[i] = attribute;
va_end (ap);
_cogl_framebuffer_draw_attributes (framebuffer,
pipeline,
mode, first_vertex, n_vertices,
attributes, n_attributes,
COGL_DRAW_SKIP_LEGACY_STATE);
}
void
_cogl_framebuffer_draw_indexed_attributes (CoglFramebuffer *framebuffer,
CoglPipeline *pipeline,
@ -2498,62 +2447,6 @@ _cogl_framebuffer_draw_indexed_attributes (CoglFramebuffer *framebuffer,
}
}
void
cogl_framebuffer_draw_indexed_attributes (CoglFramebuffer *framebuffer,
CoglPipeline *pipeline,
CoglVerticesMode mode,
int first_vertex,
int n_vertices,
CoglIndices *indices,
CoglAttribute **attributes,
int n_attributes)
{
_cogl_framebuffer_draw_indexed_attributes (framebuffer,
pipeline,
mode, first_vertex,
n_vertices, indices,
attributes, n_attributes,
COGL_DRAW_SKIP_LEGACY_STATE);
}
void
cogl_framebuffer_vdraw_indexed_attributes (CoglFramebuffer *framebuffer,
CoglPipeline *pipeline,
CoglVerticesMode mode,
int first_vertex,
int n_vertices,
CoglIndices *indices,
...)
{
va_list ap;
int n_attributes;
CoglAttribute **attributes;
int i;
CoglAttribute *attribute;
va_start (ap, indices);
for (n_attributes = 0; va_arg (ap, CoglAttribute *); n_attributes++)
;
va_end (ap);
attributes = g_alloca (sizeof (CoglAttribute *) * n_attributes);
va_start (ap, indices);
for (i = 0; (attribute = va_arg (ap, CoglAttribute *)); i++)
attributes[i] = attribute;
va_end (ap);
_cogl_framebuffer_draw_indexed_attributes (framebuffer,
pipeline,
mode,
first_vertex,
n_vertices,
indices,
attributes,
n_attributes,
COGL_DRAW_SKIP_LEGACY_STATE);
}
void
cogl_framebuffer_draw_primitive (CoglFramebuffer *framebuffer,
CoglPipeline *pipeline,

227
cogl/cogl-framebuffer.h
View File

@ -1120,218 +1120,6 @@ cogl_framebuffer_draw_primitive (CoglFramebuffer *framebuffer,
CoglPipeline *pipeline,
CoglPrimitive *primitive);
/**
* cogl_framebuffer_vdraw_attributes:
* @framebuffer: A destination #CoglFramebuffer
* @pipeline: A #CoglPipeline state object
* @mode: The #CoglVerticesMode defining the topology of vertices
* @first_vertex: The vertex offset within the given attributes to draw from
* @n_vertices: The number of vertices to draw from the given attributes
* @...: A set of vertex #CoglAttribute<!-- -->s defining vertex geometry
*
* First defines a geometry primitive by grouping a set of vertex attributes;
* specifying a @first_vertex; a number of vertices (@n_vertices) and
* specifying what kind of topology the vertices have via @mode.
*
* Then the function draws the given @primitive geometry to the specified
* destination @framebuffer using the graphics processing pipeline described by
* @pipeline.
*
* The list of #CoglAttribute<!-- -->s define the attributes of the vertices to
* be drawn, such as positions, colors and normals and should be %NULL
* terminated.
*
* This drawing api doesn't support high-level meta texture types such
* as #CoglTexture2DSliced so it is the user's responsibility to
* ensure that only low-level textures that can be directly sampled by
* a GPU such as #CoglTexture2D, #CoglTextureRectangle or #CoglTexture3D
* are associated with layers of the given @pipeline.
*
* Stability: unstable
* Since: 1.10
*/
void
cogl_framebuffer_vdraw_attributes (CoglFramebuffer *framebuffer,
CoglPipeline *pipeline,
CoglVerticesMode mode,
int first_vertex,
int n_vertices,
...) COGL_GNUC_NULL_TERMINATED;
/**
* cogl_framebuffer_draw_attributes:
* @framebuffer: A destination #CoglFramebuffer
* @pipeline: A #CoglPipeline state object
* @mode: The #CoglVerticesMode defining the topology of vertices
* @first_vertex: The vertex offset within the given attributes to draw from
* @n_vertices: The number of vertices to draw from the given attributes
* @attributes: An array of pointers to #CoglAttribute<-- -->s defining vertex
* geometry
* @n_attributes: The number of attributes in the @attributes array.
*
* First defines a geometry primitive by grouping a set of vertex @attributes;
* specifying a @first_vertex; a number of vertices (@n_vertices) and
* specifying what kind of topology the vertices have via @mode.
*
* Then the function draws the given @primitive geometry to the specified
* destination @framebuffer using the graphics processing pipeline described by
* @pipeline.
*
* The list of #CoglAttribute<!-- -->s define the attributes of the vertices to
* be drawn, such as positions, colors and normals and the number of attributes
* is given as @n_attributes.
*
* This drawing api doesn't support high-level meta texture types such
* as #CoglTexture2DSliced so it is the user's responsibility to
* ensure that only low-level textures that can be directly sampled by
* a GPU such as #CoglTexture2D, #CoglTextureRectangle or #CoglTexture3D
* are associated with layers of the given @pipeline.
*
* <note>This api doesn't support any of the legacy global state options such
* as cogl_set_depth_test_enabled(), cogl_set_backface_culling_enabled() or
* cogl_program_use()</note>
*
* Stability: unstable
* Since: 1.10
*/
void
cogl_framebuffer_draw_attributes (CoglFramebuffer *framebuffer,
CoglPipeline *pipeline,
CoglVerticesMode mode,
int first_vertex,
int n_vertices,
CoglAttribute **attributes,
int n_attributes);
/**
* cogl_framebuffer_vdraw_indexed_attributes:
* @framebuffer: A destination #CoglFramebuffer
* @pipeline: A #CoglPipeline state object
* @mode: The #CoglVerticesMode defining the topology of vertices
* @first_vertex: The vertex offset within the given attributes to draw from
* @n_vertices: The number of vertices to draw from the given attributes
* @indices: The array of indices used by the GPU to lookup attribute
* data for each vertex.
* @...: A set of vertex #CoglAttribute<!-- -->s defining vertex geometry
*
* Behaves the same as cogl_framebuffer_vdraw_attributes() except that
* instead of reading vertex data sequentially from the specified
* attributes the @indices provide an indirection for how the data
* should be indexed allowing a random access order to be
* specified.
*
* For example an indices array of [0, 1, 2, 0, 2, 3] could be used
* used to draw two triangles (@mode = %COGL_VERTICES_MODE_TRIANGLES +
* @n_vertices = 6) but only provide attribute data for the 4 corners
* of a rectangle. When the GPU needs to read in each of the 6
* vertices it will read the @indices array for each vertex in
* sequence and use the index to look up the vertex attribute data. So
* here you can see that first and fourth vertex will point to the
* same data and third and fifth vertex will also point to shared
* data.
*
* Drawing with indices can be a good way of minimizing the size of a
* mesh by allowing you to avoid data for duplicate vertices because
* multiple entries in the index array can refer back to a single
* shared vertex.
*
* <note>The @indices array must be at least as long as @first_vertex
* + @n_vertices otherwise the GPU will overrun the indices array when
* looking up vertex data.</note>
*
* Since it's very common to want to draw a run of rectangles using
* indices to avoid duplicating vertex data you can use
* cogl_get_rectangle_indices() to get a set of indices that can be
* shared.
*
* This drawing api doesn't support high-level meta texture types such
* as #CoglTexture2DSliced so it is the user's responsibility to
* ensure that only low-level textures that can be directly sampled by
* a GPU such as #CoglTexture2D, #CoglTextureRectangle or
* #CoglTexture3D are associated with layers of the given @pipeline.
*
* <note>This api doesn't support any of the legacy global state
* options such as cogl_set_depth_test_enabled(),
* cogl_set_backface_culling_enabled() or cogl_program_use()</note>
*
* Stability: unstable
* Since: 1.10
*/
void
cogl_framebuffer_vdraw_indexed_attributes (CoglFramebuffer *framebuffer,
CoglPipeline *pipeline,
CoglVerticesMode mode,
int first_vertex,
int n_vertices,
CoglIndices *indices,
...) COGL_GNUC_NULL_TERMINATED;
/**
* cogl_framebuffer_draw_indexed_attributes:
* @framebuffer: A destination #CoglFramebuffer
* @pipeline: A #CoglPipeline state object
* @mode: The #CoglVerticesMode defining the topology of vertices
* @first_vertex: The vertex offset within the given attributes to draw from
* @n_vertices: The number of vertices to draw from the given attributes
* @indices: The array of indices used by the GPU to lookup attribute
* data for each vertex.
* @attributes: An array of pointers to #CoglAttribute<-- -->s defining vertex
* geometry
* @n_attributes: The number of attributes in the @attributes array.
*
* Behaves the same as cogl_framebuffer_draw_attributes() except that
* instead of reading vertex data sequentially from the specified
* @attributes the @indices provide an indirection for how the data
* should be indexed allowing a random access order to be
* specified.
*
* For example an indices array of [0, 1, 2, 0, 2, 3] could be used
* used to draw two triangles (@mode = %COGL_VERTICES_MODE_TRIANGLES +
* @n_vertices = 6) but only provide attribute data for the 4 corners
* of a rectangle. When the GPU needs to read in each of the 6
* vertices it will read the @indices array for each vertex in
* sequence and use the index to look up the vertex attribute data. So
* here you can see that first and fourth vertex will point to the
* same data and third and fifth vertex will also point to shared
* data.
*
* Drawing with indices can be a good way of minimizing the size of a
* mesh by allowing you to avoid data for duplicate vertices because
* multiple entries in the index array can refer back to a single
* shared vertex.
*
* <note>The @indices array must be at least as long as @first_vertex
* + @n_vertices otherwise the GPU will overrun the indices array when
* looking up vertex data.</note>
*
* Since it's very common to want to draw a run of rectangles using
* indices to avoid duplicating vertex data you can use
* cogl_get_rectangle_indices() to get a set of indices that can be
* shared.
*
* This drawing api doesn't support high-level meta texture types such
* as #CoglTexture2DSliced so it is the user's responsibility to
* ensure that only low-level textures that can be directly sampled by
* a GPU such as #CoglTexture2D, #CoglTextureRectangle or
* #CoglTexture3D are associated with layers of the given @pipeline.
*
* <note>This api doesn't support any of the legacy global state
* options such as cogl_set_depth_test_enabled(),
* cogl_set_backface_culling_enabled() or cogl_program_use()</note>
*
* Stability: unstable
* Since: 1.10
*/
void
cogl_framebuffer_draw_indexed_attributes (CoglFramebuffer *framebuffer,
CoglPipeline *pipeline,
CoglVerticesMode mode,
int first_vertex,
int n_vertices,
CoglIndices *indices,
CoglAttribute **attributes,
int n_attributes);
/**
* cogl_framebuffer_draw_rectangle:
* @framebuffer: A destination #CoglFramebuffer
@ -1391,9 +1179,8 @@ cogl_framebuffer_draw_rectangle (CoglFramebuffer *framebuffer,
* #CoglMetaTexture texture such as #CoglTexture2DSliced textures
* which may internally be comprised of multiple low-level textures.
* This is unlike low-level drawing apis such as cogl_primitive_draw()
* or cogl_framebuffer_draw_attributes() which only support low level
* texture types that are directly supported by GPUs such as
* #CoglTexture2D.
* which only support low level texture types that are directly
* supported by GPUs such as #CoglTexture2D.
*
* <note>The given texture coordinates will only be used for the first
* texture layer of the pipeline and if your pipeline has more than
@ -1456,9 +1243,8 @@ cogl_framebuffer_draw_textured_rectangle (CoglFramebuffer *framebuffer,
* #CoglMetaTexture texture for the first layer such as
* #CoglTexture2DSliced textures which may internally be comprised of
* multiple low-level textures. This is unlike low-level drawing apis
* such as cogl_primitive_draw() or cogl_framebuffer_draw_attributes()
* which only support low level texture types that are directly
* supported by GPUs such as #CoglTexture2D.
* such as cogl_primitive_draw() which only support low level texture
* types that are directly supported by GPUs such as #CoglTexture2D.
*
* <note>This api can not currently handle multiple high-level meta
* texture layers. The first layer may be a high level meta texture
@ -1564,9 +1350,8 @@ cogl_framebuffer_draw_rectangles (CoglFramebuffer *framebuffer,
* #CoglMetaTexture texture such as #CoglTexture2DSliced textures
* which may internally be comprised of multiple low-level textures.
* This is unlike low-level drawing apis such as cogl_primitive_draw()
* or cogl_framebuffer_draw_attributes() which only support low level
* texture types that are directly supported by GPUs such as
* #CoglTexture2D.
* which only support low level texture types that are directly
* supported by GPUs such as #CoglTexture2D.
*
* The top left corner of the first rectangle is positioned at
* (coordinates[0], coordinates[1]) and the bottom right corner is

16
cogl/cogl-meta-texture.h
View File

@ -66,10 +66,10 @@ COGL_BEGIN_DECLS
* Cogl doesn't aim to pretend that meta-textures are just like real
* textures because it would get extremely complex to try and emulate
* low-level GPU semantics transparently for these textures. The low
* level drawing APIs of Cogl, such as cogl_framebuffer_draw_attributes()
* don't actually know anything about the #CoglMetaTexture interface and its
* the developer's responsibility to resolve all textures referenced by a
* #CoglPipeline to low-level textures before drawing.
* level drawing APIs of Cogl, such as cogl_primitive_draw() don't
* actually know anything about the #CoglMetaTexture interface and its
* the developer's responsibility to resolve all textures referenced
* by a #CoglPipeline to low-level textures before drawing.
*
* If you want to develop custom primitive APIs like
* cogl_framebuffer_draw_rectangle() and you want to support drawing
@ -77,7 +77,7 @@ COGL_BEGIN_DECLS
* example, then you will need to use this #CoglMetaTexture interface
* to be able to resolve high-level textures into low-level textures
* before drawing with Cogl's low-level drawing APIs such as
* cogl_framebuffer_draw_attributes().
* cogl_primitive_draw().
*
* <note>Most developers won't need to use this interface directly
* but still it is worth understanding the distinction between
@ -153,10 +153,10 @@ typedef void (*CoglMetaTextureCallback) (CoglTexture *sub_texture,
* internally use this API to resolve the low level textures of any
* meta textures you have associated with CoglPipeline layers.
*
* <note>The low level drawing APIs such as cogl_framebuffer_draw_attributes()
* <note>The low level drawing APIs such as cogl_primitive_draw()
* don't understand the #CoglMetaTexture interface and so it is your
* responsibility to use this API to resolve all CoglPipeline
* textures into low-level textures before drawing.</note>
* responsibility to use this API to resolve all CoglPipeline textures
* into low-level textures before drawing.</note>
*
* For each low-level texture that makes up part of the given region
* of the @meta_texture, @callback is called specifying how the

6
cogl/cogl-primitive-texture.h
View File

@ -46,9 +46,9 @@ COGL_BEGIN_DECLS
* as #CoglAtlasTexture and #CoglTexture2DSliced.
*
* A texture that implements this interface can be directly used with
* the attributes API such as cogl_framebuffer_draw_attributes().
* Other types of textures need to be first resolved to primitive
* textures using the #CoglMetaTexture interface.
* the low level cogl_primitive_draw() API. Other types of textures
* need to be first resolved to primitive textures using the
* #CoglMetaTexture interface.
*
* <note>Most developers won't need to use this interface directly but
* still it is worth understanding the distinction between high-level

2
cogl/cogl.symbols
View File

@ -226,8 +226,6 @@ cogl_framebuffer_allocate
cogl_framebuffer_clear4f
cogl_framebuffer_clear
cogl_framebuffer_discard_buffers
cogl_framebuffer_draw_attributes
cogl_framebuffer_draw_indexed_attributes
cogl_framebuffer_draw_rectangle
cogl_framebuffer_draw_rectangles
cogl_framebuffer_draw_textured_rectangle

18
cogl/cogl2-compatibility.c
View File

@ -31,6 +31,7 @@
#include "cogl2-compatibility.h"
#include "cogl-framebuffer.h"
#include "cogl-framebuffer-private.h"
#include "cogl-index-buffer.h"
#include "cogl-pipeline.h"
@ -137,12 +138,13 @@ cogl_vdraw_indexed_attributes (CoglFramebuffer *framebuffer,
attributes[i] = attribute;
va_end (ap);
cogl_framebuffer_draw_indexed_attributes (framebuffer,
pipeline,
mode,
first_vertex,
n_vertices,
indices,
attributes,
n_attributes);
_cogl_framebuffer_draw_indexed_attributes (framebuffer,
pipeline,
mode,
first_vertex,
n_vertices,
indices,
attributes,
n_attributes,
COGL_DRAW_SKIP_LEGACY_STATE);
}

15
cogl/cogl2-path.c
View File

@ -225,14 +225,17 @@ _cogl_path_stroke_nodes (CoglPath *path,
path_start < data->path_nodes->len;
path_start += node->path_size)
{
CoglPrimitive *primitive;
node = &g_array_index (data->path_nodes, CoglPathNode, path_start);
cogl_framebuffer_vdraw_attributes (framebuffer,
pipeline,
COGL_VERTICES_MODE_LINE_STRIP,
0, node->path_size,
data->stroke_attributes[path_num],
NULL);
primitive =
cogl_primitive_new_with_attributes (COGL_VERTICES_MODE_LINE_STRIP,
node->path_size,
&data->stroke_attributes[path_num],
1);
cogl_primitive_draw (primitive, framebuffer, pipeline);
cogl_object_unref (primitive);
path_num++;
}

4
doc/reference/cogl-2.0-experimental/cogl-2.0-experimental-sections.txt
View File

@ -542,10 +542,6 @@ cogl_framebuffer_set_dither_enabled
cogl_framebuffer_get_dither_enabled
<SUBSECTION>
cogl_framebuffer_draw_attributes
cogl_framebuffer_vdraw_attributes
cogl_framebuffer_draw_indexed_attributes
cogl_framebuffer_vdraw_indexed_attributes
cogl_framebuffer_draw_rectangle
cogl_framebuffer_draw_textured_rectangle
cogl_framebuffer_draw_multitextured_rectangle

68
tests/conform/test-custom-attributes.c
View File

@ -31,6 +31,7 @@ test_float_verts (TestState *state, int offset_x, int offset_y)
{
CoglAttribute *attributes[2];
CoglAttributeBuffer *buffer;
CoglPrimitive *primitive;
static const FloatVert float_verts[] =
{
@ -61,13 +62,12 @@ test_float_verts (TestState *state, int offset_x, int offset_y)
cogl_framebuffer_push_matrix (test_fb);
cogl_framebuffer_translate (test_fb, offset_x, offset_y, 0.0f);
cogl_framebuffer_draw_attributes (test_fb,
state->pipeline,
COGL_VERTICES_MODE_TRIANGLES,
0, /* first_vertex */
6, /* n_vertices */
attributes,
2 /* n_attributes */);
primitive = cogl_primitive_new_with_attributes (COGL_VERTICES_MODE_TRIANGLES,
6, /* n_vertices */
attributes,
2); /* n_attributes */
cogl_primitive_draw (primitive, test_fb, state->pipeline);
cogl_object_unref (primitive);
cogl_framebuffer_pop_matrix (test_fb);
@ -84,6 +84,7 @@ test_byte_verts (TestState *state, int offset_x, int offset_y)
{
CoglAttribute *attributes[2];
CoglAttributeBuffer *buffer, *unnorm_buffer;
CoglPrimitive *primitive;
static const ByteVert norm_verts[] =
{
@ -122,13 +123,12 @@ test_byte_verts (TestState *state, int offset_x, int offset_y)
cogl_framebuffer_push_matrix (test_fb);
cogl_framebuffer_translate (test_fb, offset_x, offset_y, 0.0f);
cogl_framebuffer_draw_attributes (test_fb,
state->pipeline,
COGL_VERTICES_MODE_TRIANGLES,
0, /* first_vertex */
6, /* n_vertices */
attributes,
2 /* n_attributes */);
primitive = cogl_primitive_new_with_attributes (COGL_VERTICES_MODE_TRIANGLES,
6, /* n_vertices */
attributes,
2); /* n_attributes */
cogl_primitive_draw (primitive, test_fb, state->pipeline);
cogl_object_unref (primitive);
cogl_object_unref (attributes[1]);
@ -145,13 +145,12 @@ test_byte_verts (TestState *state, int offset_x, int offset_y)
cogl_framebuffer_translate (test_fb, 20, 0, 0);
cogl_framebuffer_draw_attributes (test_fb,
state->pipeline,
COGL_VERTICES_MODE_TRIANGLES,
0, /* first_vertex */
3, /* n_vertices */
attributes,
2 /* n_attributes */);
primitive = cogl_primitive_new_with_attributes (COGL_VERTICES_MODE_TRIANGLES,
3, /* n_vertices */
attributes,
2); /* n_attributes */
cogl_primitive_draw (primitive, test_fb, state->pipeline);
cogl_object_unref (primitive);
cogl_framebuffer_pop_matrix (test_fb);
@ -172,6 +171,7 @@ test_short_verts (TestState *state, int offset_x, int offset_y)
CoglAttributeBuffer *buffer;
CoglPipeline *pipeline, *pipeline2;
CoglSnippet *snippet;
CoglPrimitive *primitive;
static const ShortVert short_verts[] =
{
@ -208,13 +208,12 @@ test_short_verts (TestState *state, int offset_x, int offset_y)
offset_y + 10.0f,
0.0f);
cogl_framebuffer_draw_attributes (test_fb,
pipeline,
COGL_VERTICES_MODE_TRIANGLES,
0, /* first_vertex */
3, /* n_vertices */
attributes,
1 /* n_attributes */);
primitive = cogl_primitive_new_with_attributes (COGL_VERTICES_MODE_TRIANGLES,
3, /* n_vertices */
attributes,
1); /* n_attributes */
cogl_primitive_draw (primitive, test_fb, pipeline);
cogl_object_unref (primitive);
cogl_framebuffer_pop_matrix (test_fb);
@ -237,13 +236,12 @@ test_short_verts (TestState *state, int offset_x, int offset_y)
offset_y - 65525,
0.0f);
cogl_framebuffer_draw_attributes (test_fb,
pipeline2,
COGL_VERTICES_MODE_TRIANGLES,
0, /* first_vertex */
3, /* n_vertices */
attributes,
1 /* n_attributes */);
primitive = cogl_primitive_new_with_attributes (COGL_VERTICES_MODE_TRIANGLES,
3, /* n_vertices */
attributes,
1); /* n_attributes */
cogl_primitive_draw (primitive, test_fb, pipeline2);
cogl_object_unref (primitive);
cogl_framebuffer_pop_matrix (test_fb);

17
tests/conform/test-map-buffer-range.c
View File

@ -32,6 +32,7 @@ test_map_buffer_range (void)
CoglVertexP2T2 *data;
CoglAttribute *pos_attribute;
CoglAttribute *tex_coord_attribute;
CoglPrimitive *primitive;
tex = cogl_texture_2d_new_from_data (test_ctx,
2, 2, /* width/height */
@ -95,14 +96,14 @@ test_map_buffer_range (void)
COGL_BUFFER_BIT_COLOR,
0, 0, 0, 1);
cogl_framebuffer_vdraw_attributes (test_fb,
pipeline,
COGL_VERTICES_MODE_TRIANGLE_STRIP,
0, /* first_vertex */
4, /* n_vertices */
pos_attribute,
tex_coord_attribute,
NULL);
primitive =
cogl_primitive_new (COGL_VERTICES_MODE_TRIANGLE_STRIP,
4, /* n_vertices */
pos_attribute,
tex_coord_attribute,
NULL);
cogl_primitive_draw (primitive, test_fb, pipeline);
cogl_object_unref (primitive);
/* Top left pixel should be the one that is replaced to be green */
test_utils_check_pixel (test_fb, 1, 1, 0x00ff00ff);