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wip(0.S3): outside the runtime, its drawable size, scale, screen and tile size are read and set through its functions; a migration reports such a reference instead of threading the runtime's state

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Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
This commit is contained in:
Orkun ÇAKILKAYA 2026-09-25 15:47:21 +03:00
parent d70b00f30d
commit 7b17b4a1b9
15 changed files with 46529 additions and 46216 deletions
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8
packages/ludic.render3d/gpu.ludic
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@ -146,9 +146,9 @@ function gpu_depth_bias(render3d_st: mut Render3dState, factor: fixed, units: fi
# A scissor rectangle in top-down pixels (x, y from the top-left of the drawable), or
# off. Every API but OpenGL counts rows from the top; the GL backend flips it.
function gpu_scissor(render3d_st: mut Render3dState, x: int, y_top: int, w: int, h: int) -> void {
if render3d_st.gpu_kind == GPU_VK { render3d_st.gpu_s_scissor = 1; gvk_scissor(render3d_st, x, gl_h - y_top - h, w, h); return }
if render3d_st.gpu_kind == GPU_VK { render3d_st.gpu_s_scissor = 1; gvk_scissor(render3d_st, x, gl_height() - y_top - h, w, h); return }
if render3d_st.gpu_s_scissor != 1 { render3d_st.gpu_s_scissor = 1; gl_enable(GL_SCISSOR_TEST) }
gl_scissor(x, gl_h - y_top - h, w, h)
gl_scissor(x, gl_height() - y_top - h, w, h)
gpu_glcheck_after(render3d_st, "scissor")
}
function gpu_scissor_off(render3d_st: mut Render3dState) -> void {
@ -908,7 +908,7 @@ function gpu_blit(render3d_st: mut Render3dState, w: int, h: int, mask: int) ->
gpu_glcheck_after(render3d_st, "a blit")
}
# the framebuffer the finished frame is presented from (an offscreen one, headless)
function gpu_screen_fb(render3d_st: Render3dState) -> int { if render3d_st.gpu_kind == GPU_VK { return 0 }; return gl_screen }
function gpu_screen_fb(render3d_st: Render3dState) -> int { if render3d_st.gpu_kind == GPU_VK { return 0 }; return gl_screen_fbo() }
function gpu_multisample(render3d_st: mut Render3dState, on: bool) -> void { if render3d_st.gpu_kind == GPU_VK { return }; gpu_gl_cap(render3d_st, GL_MULTISAMPLE, gpu_b(on)); gpu_glcheck_after(render3d_st, "multisample") }
# the most samples the scene may be drawn with: the device's colour-and-depth limit on Vulkan (0 before
# it is open), 4 on OpenGL, which has always asked for up to that
@ -921,7 +921,7 @@ function gpu_wireframe(render3d_st: mut Render3dState, on: bool) -> void {
# the presented frame as RGB8, bottom row first (a photograph)
function gpu_read_screen(render3d_st: mut Render3dState, w: int, h: int, out: pointer) -> void {
if render3d_st.gpu_kind == GPU_VK { gvk_read_screen(render3d_st, w, h, out); return }
gl_bind_framebuffer(GL_READ_FRAMEBUFFER, gl_screen)
gl_bind_framebuffer(GL_READ_FRAMEBUFFER, gl_screen_fbo())
gl_pixel_storei(GL_PACK_ALIGNMENT, 1)
gl_read_pixels(0, 0, w, h, GL_RGB, GL_UNSIGNED_BYTE, out)
gpu_glcheck_after(render3d_st, `a {w}x{h} read of the screen`)