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gl-renderer: Add ARM_rgba8 support to utilities

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ARM_rgba8 allows OpenGL ES 2 implementations to support GL_RGBA8 FBO
format.

Signed-off-by: Loïc Molinari <loic.molinari@collabora.com>
This commit is contained in:
Loïc Molinari 2024-10-06 18:18:00 +02:00 • committed by Daniel Stone
parent 85dd477466
commit 7e73234313
3 changed files with 3 additions and 0 deletions
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1
libweston/renderer-gl/gl-renderer-internal.h
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@ -122,6 +122,7 @@ enum egl_display_extension_flag {
enum gl_extension_flag {
EXTENSION_ANGLE_PACK_REVERSE_ROW_ORDER = 1ull << 1,
EXTENSION_APPLE_TEXTURE_PACKED_FLOAT = 1ull << 3,
EXTENSION_ARM_RGBA8 = 1ull << 4,
EXTENSION_EXT_COLOR_BUFFER_FLOAT = 1ull << 5,
EXTENSION_EXT_COLOR_BUFFER_HALF_FLOAT = 1ull << 6,
EXTENSION_EXT_DISJOINT_TIMER_QUERY = 1ull << 7,

1
libweston/renderer-gl/gl-renderer.c
View file

@ -280,6 +280,7 @@ struct timeline_render_point {
static const struct gl_extension_table extension_table[] = {
EXT("GL_ANGLE_pack_reverse_row_order", EXTENSION_ANGLE_PACK_REVERSE_ROW_ORDER),
EXT("GL_APPLE_texture_packed_float", EXTENSION_APPLE_TEXTURE_PACKED_FLOAT),
EXT("GL_ARM_rgba8", EXTENSION_ARM_RGBA8),
EXT("GL_EXT_color_buffer_float", EXTENSION_EXT_COLOR_BUFFER_FLOAT),
EXT("GL_EXT_color_buffer_half_float", EXTENSION_EXT_COLOR_BUFFER_HALF_FLOAT),
EXT("GL_EXT_disjoint_timer_query", EXTENSION_EXT_DISJOINT_TIMER_QUERY),

1
libweston/renderer-gl/gl-utils.c
View file

@ -1115,6 +1115,7 @@ gl_fbo_is_format_supported(struct gl_renderer *gr,
case GL_RGBA8:
return gr->gl_version >= gl_version(3, 0) ||
gl_extensions_has(gr, EXTENSION_ARM_RGBA8) ||
gl_extensions_has(gr, EXTENSION_OES_RGB8_RGBA8) ||
gl_extensions_has(gr, EXTENSION_OES_REQUIRED_INTERNALFORMAT);