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Implement boot image in OpenGL3 renderer

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This commit is contained in:
clayjohn 2022-12-16 13:27:33 -08:00
parent 2e657e51f8
commit d7ffcd20f2
1 changed files with 17 additions and 11 deletions
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26
drivers/gles3/rasterizer_gles3.cpp
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@ -333,18 +333,14 @@ void RasterizerGLES3::set_boot_image(const Ref<Image> &p_image, const Color &p_c
return;
}
Size2i win_size = DisplayServer::get_singleton()->screen_get_size();
Size2i win_size = DisplayServer::get_singleton()->window_get_size();
glBindFramebuffer(GL_FRAMEBUFFER, 0);
glViewport(0, 0, win_size.width, win_size.height);
glDisable(GL_BLEND);
glEnable(GL_BLEND);
glBlendFuncSeparate(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA, GL_ZERO, GL_ONE);
glDepthMask(GL_FALSE);
if (false) {
// if (OS::get_singleton()->get_window_per_pixel_transparency_enabled()) {
glClearColor(0.0, 0.0, 0.0, 0.0);
} else {
glClearColor(p_color.r, p_color.g, p_color.b, 1.0);
}
glClear(GL_COLOR_BUFFER_BIT);
RID texture = texture_storage->texture_allocate();
@ -370,14 +366,24 @@ void RasterizerGLES3::set_boot_image(const Ref<Image> &p_image, const Color &p_c
screenrect.position += ((Size2(win_size.width, win_size.height) - screenrect.size) / 2.0).floor();
}
// Flip Y.
screenrect.position.y = win_size.y - screenrect.position.y;
screenrect.size.y = -screenrect.size.y;
// Normalize texture coordinates to window size.
screenrect.position /= win_size;
screenrect.size /= win_size;
GLES3::Texture *t = texture_storage->get_texture(texture);
glActiveTexture(GL_TEXTURE0 + config->max_texture_image_units - 1);
t->gl_set_filter(p_use_filter ? RS::CANVAS_ITEM_TEXTURE_FILTER_LINEAR : RS::CANVAS_ITEM_TEXTURE_FILTER_NEAREST);
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D, t->tex_id);
copy_effects->copy_to_rect(screenrect);
glBindTexture(GL_TEXTURE_2D, 0);
texture_storage->texture_free(texture);
end_frame(true);
texture_storage->texture_free(texture);
}
#endif // GLES3_ENABLED