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Add MSAA support for WebXR

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This commit is contained in:
David Snopek 2023-11-08 14:54:29 -06:00
parent a311a4b162
commit 275c496bc8
9 changed files with 123 additions and 50 deletions
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38
modules/webxr/webxr_interface_js.cpp
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@ -309,7 +309,7 @@ void WebXRInterfaceJS::uninitialize() {
godot_webxr_uninitialize();
GLES3::TextureStorage *texture_storage = dynamic_cast<GLES3::TextureStorage *>(RSG::texture_storage);
GLES3::TextureStorage *texture_storage = GLES3::TextureStorage::get_singleton();
if (texture_storage != nullptr) {
for (KeyValue<unsigned int, RID> &E : texture_cache) {
// Forcibly mark as not part of a render target so we can free it.
@ -438,16 +438,11 @@ Projection WebXRInterfaceJS::get_projection_for_view(uint32_t p_view, double p_a
}
bool WebXRInterfaceJS::pre_draw_viewport(RID p_render_target) {
GLES3::TextureStorage *texture_storage = dynamic_cast<GLES3::TextureStorage *>(RSG::texture_storage);
GLES3::TextureStorage *texture_storage = GLES3::TextureStorage::get_singleton();
if (texture_storage == nullptr) {
return false;
}
GLES3::RenderTarget *rt = texture_storage->get_render_target(p_render_target);
if (rt == nullptr) {
return false;
}
// Cache the resources so we don't have to get them from JS twice.
color_texture = _get_color_texture();
depth_texture = _get_depth_texture();
@ -460,23 +455,9 @@ bool WebXRInterfaceJS::pre_draw_viewport(RID p_render_target) {
//
// See: https://immersive-web.github.io/layers/#xropaquetextures
//
// This is why we're doing this sort of silly check: if the color and depth
// textures are the same this frame as last frame, we need to attach them
// again, despite the fact that the GLuint for them hasn't changed.
if (rt->overridden.is_overridden && rt->overridden.color == color_texture && rt->overridden.depth == depth_texture) {
GLES3::Config *config = GLES3::Config::get_singleton();
bool use_multiview = rt->view_count > 1 && config->multiview_supported;
glBindFramebuffer(GL_FRAMEBUFFER, rt->fbo);
if (use_multiview) {
glFramebufferTextureMultiviewOVR(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, rt->color, 0, 0, rt->view_count);
glFramebufferTextureMultiviewOVR(GL_FRAMEBUFFER, GL_DEPTH_ATTACHMENT, rt->depth, 0, 0, rt->view_count);
} else {
glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, rt->color, 0);
glFramebufferTexture2D(GL_FRAMEBUFFER, GL_DEPTH_ATTACHMENT, GL_TEXTURE_2D, rt->depth, 0);
}
glBindFramebuffer(GL_FRAMEBUFFER, texture_storage->system_fbo);
}
// So, even if the color and depth textures have the same GLuint as the last
// frame, we need to re-attach them again.
texture_storage->render_target_set_reattach_textures(p_render_target, true);
return true;
}
@ -484,7 +465,12 @@ bool WebXRInterfaceJS::pre_draw_viewport(RID p_render_target) {
Vector<BlitToScreen> WebXRInterfaceJS::post_draw_viewport(RID p_render_target, const Rect2 &p_screen_rect) {
Vector<BlitToScreen> blit_to_screen;
// We don't need to do anything here.
GLES3::TextureStorage *texture_storage = GLES3::TextureStorage::get_singleton();
if (texture_storage == nullptr) {
return blit_to_screen;
}
texture_storage->render_target_set_reattach_textures(p_render_target, false);
return blit_to_screen;
};
@ -513,7 +499,7 @@ RID WebXRInterfaceJS::_get_texture(unsigned int p_texture_id) {
return cache->get();
}
GLES3::TextureStorage *texture_storage = dynamic_cast<GLES3::TextureStorage *>(RSG::texture_storage);
GLES3::TextureStorage *texture_storage = GLES3::TextureStorage::get_singleton();
if (texture_storage == nullptr) {
return RID();
}