view pytouhou/ui/opengl/backend_sdl.pyx @ 792:11bc22bad1bf

python: Replace the image crate with png We weren’t using any of its features anyway, so the png crate is exactly what we need, without the many heavy dependencies of image. https://github.com/image-rs/image-png/pull/670 will eventually make it even faster to build.
author Link Mauve <linkmauve@linkmauve.fr>
date Sat, 17 Jan 2026 22:22:25 +0100
parents 80687f258001
children
line wrap: on
line source

from .backend cimport profile, major, minor, double_buffer, is_legacy

cimport pytouhou.lib.sdl as sdl


def create_sdl_window(title, x, y, width, height):
    '''Create a window (using SDL) and an OpenGL context.'''

    profile_mask = (sdl.GL_CONTEXT_PROFILE_CORE if profile == 'core' else
                    sdl.GL_CONTEXT_PROFILE_ES if profile == 'es' else
                    sdl.GL_CONTEXT_PROFILE_COMPATIBILITY)

    sdl.gl_set_attribute(sdl.GL_CONTEXT_PROFILE_MASK, profile_mask)
    sdl.gl_set_attribute(sdl.GL_CONTEXT_MAJOR_VERSION, major)
    sdl.gl_set_attribute(sdl.GL_CONTEXT_MINOR_VERSION, minor)
    sdl.gl_set_attribute(sdl.GL_RED_SIZE, 8)
    sdl.gl_set_attribute(sdl.GL_GREEN_SIZE, 8)
    sdl.gl_set_attribute(sdl.GL_BLUE_SIZE, 8)
    sdl.gl_set_attribute(sdl.GL_DEPTH_SIZE, 24 if is_legacy else 0)
    if double_buffer >= 0:
        sdl.gl_set_attribute(sdl.GL_DOUBLEBUFFER, double_buffer)

    flags = sdl.WINDOW_SHOWN | sdl.WINDOW_OPENGL

    # Legacy contexts don’t support our required extensions for scaling.
    if not is_legacy:
        flags |= sdl.WINDOW_RESIZABLE

    window = sdl.Window(title, x, y, width, height, flags)
    #window.create_gl_context()

    #discover_features()

    ## If we can’t use scaling but have previously created a resizable window,
    ## recreate it unresizable.
    #if not use_scaled_rendering and flags & sdl.WINDOW_RESIZABLE:
    #    flags &= ~sdl.WINDOW_RESIZABLE
    #    window = sdl.Window(title, x, y, width, height, flags)
    #    window.create_gl_context()

    return window