meta: Refactor texture format translation

Reviewed-by: Anuj Phogat <[email protected]>
Reviewed-by: Kenneth Graunke <[email protected]>
Signed-off-by: Topi Pohjolainen <[email protected]>

2 files changed, 19 insertions, 0 deletions

diff --git a/src/mesa/main/glformats.c b/src/mesa/main/glformats.c
index a95909c9bc9..4f240206ff4 100644
--- a/src/mesa/main/glformats.c
+++ b/src/mesa/main/glformats.c
@@ -3632,6 +3632,21 @@ _mesa_format_from_format_and_type(GLenum format, GLenum type)
    unreachable("Unsupported format");
 }
 
+uint32_t
+_mesa_tex_format_from_format_and_type(const struct gl_context *ctx,
+                                      GLenum gl_format, GLenum type)
+{
+   mesa_format format = _mesa_format_from_format_and_type(gl_format, type);
+
+   if (_mesa_format_is_mesa_array_format(format))
+      format = _mesa_format_from_array_format(format);
+      
+   if (format == MESA_FORMAT_NONE || !ctx->TextureFormatSupported[format])
+      return MESA_FORMAT_NONE;
+
+   return format;
+}
+
 /**
  * Returns true if \p internal_format is a sized internal format that
  * is marked "Color Renderable" in Table 8.10 of the ES 3.2 specification.
diff --git a/src/mesa/main/glformats.h b/src/mesa/main/glformats.h
index 763307f2593..5c9d8263ed1 100644
--- a/src/mesa/main/glformats.h
+++ b/src/mesa/main/glformats.h
@@ -148,6 +148,10 @@ _mesa_base_tex_format(const struct gl_context *ctx, GLint internalFormat );
 extern uint32_t
 _mesa_format_from_format_and_type(GLenum format, GLenum type);
 
+extern uint32_t
+_mesa_tex_format_from_format_and_type(const struct gl_context *ctx,
+                                      GLenum gl_format, GLenum type);
+
 extern bool
 _mesa_is_es3_color_renderable(GLenum internal_format);