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Do clear request before reading from render target when using CANVAS_BG

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This commit is contained in:
clayjohn 2023-01-31 16:23:13 -08:00
parent ed85a2c8ce
commit 4317f6236f
1 changed files with 12 additions and 3 deletions
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11
servers/rendering/renderer_viewport.cpp
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@ -229,6 +229,7 @@ void RendererViewport::_draw_viewport(Viewport *p_viewport) {
bool scenario_draw_canvas_bg = false; //draw canvas, or some layer of it, as BG for 3D instead of in front
int scenario_canvas_max_layer = 0;
bool force_clear_render_target = false;
for (int i = 0; i < RS::VIEWPORT_RENDER_INFO_TYPE_MAX; i++) {
for (int j = 0; j < RS::VIEWPORT_RENDER_INFO_MAX; j++) {
@ -236,11 +237,16 @@ void RendererViewport::_draw_viewport(Viewport *p_viewport) {
}
}
if (!p_viewport->disable_2d && !viewport_is_environment_disabled(p_viewport) && RSG::scene->is_scenario(p_viewport->scenario)) {
if (RSG::scene->is_scenario(p_viewport->scenario)) {
RID environment = RSG::scene->scenario_get_environment(p_viewport->scenario);
if (RSG::scene->is_environment(environment)) {
if (!p_viewport->disable_2d && !viewport_is_environment_disabled(p_viewport)) {
scenario_draw_canvas_bg = RSG::scene->environment_get_background(environment) == RS::ENV_BG_CANVAS;
scenario_canvas_max_layer = RSG::scene->environment_get_canvas_max_layer(environment);
} else if (RSG::scene->environment_get_background(environment) == RS::ENV_BG_CANVAS) {
// The scene renderer will still copy over the last frame, so we need to clear the render target.
force_clear_render_target = true;
}
}
}
@ -263,6 +269,9 @@ void RendererViewport::_draw_viewport(Viewport *p_viewport) {
}
if (!scenario_draw_canvas_bg && can_draw_3d) {
if (force_clear_render_target) {
RSG::texture_storage->render_target_do_clear_request(p_viewport->render_target);
}
_draw_3d(p_viewport);
}