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cogl: NPOT textures are always available
https://gitlab.gnome.org/GNOME/mutter/merge_requests/546
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@ -909,7 +909,6 @@ typedef enum
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/**
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* ClutterFeatureFlags:
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* @CLUTTER_FEATURE_TEXTURE_NPOT: Set if NPOTS textures supported.
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* @CLUTTER_FEATURE_SWAP_THROTTLE: Set if backend throttles buffer swaps.
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* @CLUTTER_FEATURE_TEXTURE_YUV: Set if YUV based textures supported.
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* @CLUTTER_FEATURE_TEXTURE_READ_PIXELS: Set if texture pixels can be read.
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@ -928,7 +927,6 @@ typedef enum
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*/
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typedef enum
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{
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CLUTTER_FEATURE_TEXTURE_NPOT = (1 << 2),
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CLUTTER_FEATURE_SWAP_THROTTLE = (1 << 3),
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CLUTTER_FEATURE_TEXTURE_YUV = (1 << 4),
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CLUTTER_FEATURE_TEXTURE_READ_PIXELS = (1 << 5),
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@ -64,9 +64,6 @@ clutter_features_from_cogl (guint cogl_flags)
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{
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ClutterFeatureFlags clutter_flags = 0;
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if (cogl_flags & COGL_FEATURE_TEXTURE_NPOT)
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clutter_flags |= CLUTTER_FEATURE_TEXTURE_NPOT;
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if (cogl_flags & COGL_FEATURE_TEXTURE_YUV)
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clutter_flags |= CLUTTER_FEATURE_TEXTURE_YUV;
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@ -174,10 +174,6 @@ cogl_is_context (void *object);
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* experimental since it's only useable with experimental API... */
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/**
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* CoglFeatureID:
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* @COGL_FEATURE_ID_TEXTURE_NPOT: Non power of two textures are supported
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* by the hardware. This is a equivalent to the
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* %COGL_FEATURE_ID_TEXTURE_NPOT_BASIC, %COGL_FEATURE_ID_TEXTURE_NPOT_MIPMAP
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* and %COGL_FEATURE_ID_TEXTURE_NPOT_REPEAT features combined.
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* @COGL_FEATURE_ID_TEXTURE_RECTANGLE: Support for rectangular
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* textures with non-normalized texture coordinates.
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* @COGL_FEATURE_ID_TEXTURE_RG: Support for
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@ -223,8 +219,7 @@ cogl_is_context (void *object);
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*/
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typedef enum _CoglFeatureID
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{
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COGL_FEATURE_ID_TEXTURE_NPOT = 1,
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COGL_FEATURE_ID_TEXTURE_RECTANGLE,
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COGL_FEATURE_ID_TEXTURE_RECTANGLE = 1,
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COGL_FEATURE_ID_OFFSCREEN,
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COGL_FEATURE_ID_OFFSCREEN_MULTISAMPLE,
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COGL_FEATURE_ID_ONSCREEN_MULTIPLE,
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@ -585,65 +585,6 @@ _cogl_rect_slices_for_size (int size_to_fill,
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return n_spans;
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}
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static int
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_cogl_pot_slices_for_size (int size_to_fill,
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int max_span_size,
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int max_waste,
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GArray *out_spans)
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{
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int n_spans = 0;
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CoglSpan span;
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/* Init first slice span */
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span.start = 0;
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span.size = max_span_size;
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span.waste = 0;
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/* Fix invalid max_waste */
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if (max_waste < 0)
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max_waste = 0;
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while (TRUE)
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{
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/* Is the whole area covered? */
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if (size_to_fill > span.size)
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{
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/* Not yet - add a span of this size */
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if (out_spans)
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g_array_append_val (out_spans, span);
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span.start += span.size;
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size_to_fill -= span.size;
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n_spans++;
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}
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else if (span.size - size_to_fill <= max_waste)
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{
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/* Yes and waste is small enough */
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/* Pick the next power of two up from size_to_fill. This can
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sometimes be less than the span.size that would be chosen
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otherwise */
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span.size = _cogl_util_next_p2 (size_to_fill);
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span.waste = span.size - size_to_fill;
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if (out_spans)
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g_array_append_val (out_spans, span);
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return ++n_spans;
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}
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else
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{
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/* Yes but waste is too large */
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while (span.size - size_to_fill > max_waste)
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{
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span.size /= 2;
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g_assert (span.size > 0);
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}
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}
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}
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/* Can't get here */
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return 0;
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}
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static void
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_cogl_texture_2d_sliced_gl_flush_legacy_texobj_wrap_modes (CoglTexture *tex,
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GLenum wrap_mode_s,
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@ -700,18 +641,9 @@ setup_spans (CoglContext *ctx,
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int (*slices_for_size) (int, int, int, GArray*);
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/* Initialize size of largest slice according to supported features */
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if (cogl_has_feature (ctx, COGL_FEATURE_ID_TEXTURE_NPOT))
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{
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max_width = width;
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max_height = height;
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slices_for_size = _cogl_rect_slices_for_size;
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}
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else
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{
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max_width = _cogl_util_next_p2 (width);
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max_height = _cogl_util_next_p2 (height);
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slices_for_size = _cogl_pot_slices_for_size;
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}
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max_width = width;
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max_height = height;
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slices_for_size = _cogl_rect_slices_for_size;
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/* Negative number means no slicing forced by the user */
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if (max_waste <= -1)
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@ -316,10 +316,6 @@ typedef enum /*< prefix=COGL_PIXEL_FORMAT >*/
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/**
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* CoglFeatureFlags:
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* @COGL_FEATURE_TEXTURE_RECTANGLE: ARB_texture_rectangle support
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* @COGL_FEATURE_TEXTURE_NPOT: Non power of two textures are supported
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* by the hardware. This is a equivalent to the
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* %COGL_FEATURE_TEXTURE_NPOT_BASIC, %COGL_FEATURE_TEXTURE_NPOT_MIPMAP
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* and %COGL_FEATURE_TEXTURE_NPOT_REPEAT features combined.
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* @COGL_FEATURE_TEXTURE_YUV: ycbcr conversion support
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* @COGL_FEATURE_TEXTURE_READ_PIXELS: glReadPixels() support
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* @COGL_FEATURE_OFFSCREEN: FBO support
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@ -349,7 +345,6 @@ typedef enum /*< prefix=COGL_PIXEL_FORMAT >*/
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typedef enum
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{
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COGL_FEATURE_TEXTURE_RECTANGLE = (1 << 1),
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COGL_FEATURE_TEXTURE_NPOT = (1 << 2),
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COGL_FEATURE_TEXTURE_YUV = (1 << 3),
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COGL_FEATURE_TEXTURE_READ_PIXELS = (1 << 4),
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COGL_FEATURE_OFFSCREEN = (1 << 6),
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@ -541,9 +536,7 @@ cogl_blend_string_error_quark (void);
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*
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* <itemizedlist>
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* <listitem><para>You've tried to use a feature that is not
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* advertised by cogl_has_feature(). This could happen if you create
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* a 2d texture with a non-power-of-two size when
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* %COGL_FEATURE_ID_TEXTURE_NPOT is not advertised.</para></listitem>
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* advertised by cogl_has_feature().</para></listitem>
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* <listitem><para>The GPU can not handle the configuration you have
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* requested. An example might be if you try to use too many texture
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* layers in a single #CoglPipeline</para></listitem>
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@ -407,9 +407,6 @@ _cogl_driver_update_features (CoglContext *ctx,
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gl_minor,
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gl_extensions);
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flags |= COGL_FEATURE_TEXTURE_NPOT;
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COGL_FLAGS_SET (ctx->features, COGL_FEATURE_ID_TEXTURE_NPOT, TRUE);
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if (_cogl_check_extension ("GL_MESA_pack_invert", gl_extensions))
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COGL_FLAGS_SET (private_features,
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COGL_PRIVATE_FEATURE_MESA_PACK_INVERT, TRUE);
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@ -346,9 +346,6 @@ _cogl_driver_update_features (CoglContext *context,
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COGL_FLAGS_SET (context->features, COGL_FEATURE_ID_DEPTH_TEXTURE, TRUE);
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}
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flags |= COGL_FEATURE_TEXTURE_NPOT;
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COGL_FLAGS_SET (context->features, COGL_FEATURE_ID_TEXTURE_NPOT, TRUE);
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if (context->glMapBuffer)
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{
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/* The GL_OES_mapbuffer extension doesn't support mapping for
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@ -2545,10 +2545,7 @@ should_use_rectangle (CoglContext *context)
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the env var is set to 'allow' or not set and NPOTs textures
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are not available */
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context->rectangle_state =
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cogl_has_feature (context, COGL_FEATURE_ID_TEXTURE_NPOT) ?
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COGL_WINSYS_RECTANGLE_STATE_DISABLE :
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COGL_WINSYS_RECTANGLE_STATE_ENABLE;
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context->rectangle_state = COGL_WINSYS_RECTANGLE_STATE_DISABLE;
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if ((rect_env = g_getenv ("COGL_PIXMAP_TEXTURE_RECTANGLE")) ||
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/* For compatibility, we'll also look at the old Clutter
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@ -24,12 +24,6 @@ check_flags (TestFlags flags,
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return FALSE;
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}
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if (flags & TEST_REQUIREMENT_NPOT &&
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!cogl_has_feature (test_ctx, COGL_FEATURE_ID_TEXTURE_NPOT))
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{
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return FALSE;
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}
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if (flags & TEST_REQUIREMENT_TEXTURE_RECTANGLE &&
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!cogl_has_feature (test_ctx, COGL_FEATURE_ID_TEXTURE_RECTANGLE))
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{
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@ -106,10 +106,8 @@ make_texture (void)
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g_print ("Texture is not sliced\n");
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}
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/* The texture should be sliced unless NPOTs are supported */
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g_assert (cogl_has_feature (test_ctx, COGL_FEATURE_ID_TEXTURE_NPOT)
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? !cogl_texture_is_sliced (tex)
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: cogl_texture_is_sliced (tex));
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/* The texture should be sliced unless NPOTs are supported, which they are */
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g_assert (!cogl_texture_is_sliced (tex));
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return tex;
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}
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@ -147,14 +145,6 @@ paint (void)
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void
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test_npot_texture (void)
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{
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if (cogl_test_verbose ())
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{
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if (cogl_has_feature (test_ctx, COGL_FEATURE_ID_TEXTURE_NPOT))
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g_print ("NPOT textures are supported\n");
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else
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g_print ("NPOT textures are not supported\n");
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}
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cogl_framebuffer_orthographic (test_fb,
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0, 0,
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cogl_framebuffer_get_width (test_fb),
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return pipeline;
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}
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static gboolean is_pot(int x)
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{
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return x > 0 && (x & (x - 1)) == 0;
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}
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/**
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* meta_create_texture:
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* @width: width of the texture to create
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@ -108,16 +103,6 @@ meta_create_texture (int width,
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gboolean should_use_rectangle = FALSE;
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if (!(is_pot (width) && is_pot (height)) &&
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!cogl_has_feature (ctx, COGL_FEATURE_ID_TEXTURE_NPOT))
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{
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if (cogl_has_feature (ctx, COGL_FEATURE_ID_TEXTURE_RECTANGLE))
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should_use_rectangle = TRUE;
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else
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g_error ("Cannot create texture. Support for GL_ARB_texture_non_power_of_two or "
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"ARB_texture_rectangle is required");
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}
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if (should_use_rectangle)
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texture = COGL_TEXTURE (cogl_texture_rectangle_new_with_size (ctx, width, height));
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else
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