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Fix issue with clearing screen after part has been drawn

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This commit is contained in:
Bastiaan Olij 2023-02-21 14:18:23 +11:00
parent 9f68d06ec2
commit 67cb660532
2 changed files with 10 additions and 8 deletions
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16
drivers/gles3/rasterizer_gles3.cpp
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@ -281,7 +281,7 @@ void RasterizerGLES3::prepare_for_blitting_render_targets() {
utils->capture_timestamps_end(); utils->capture_timestamps_end();
} }
void RasterizerGLES3::_blit_render_target_to_screen(RID p_render_target, DisplayServer::WindowID p_screen, const Rect2 &p_screen_rect, uint32_t p_layer) { void RasterizerGLES3::_blit_render_target_to_screen(RID p_render_target, DisplayServer::WindowID p_screen, const Rect2 &p_screen_rect, uint32_t p_layer, bool p_first) {
GLES3::RenderTarget *rt = GLES3::TextureStorage::get_singleton()->get_render_target(p_render_target); GLES3::RenderTarget *rt = GLES3::TextureStorage::get_singleton()->get_render_target(p_render_target);
ERR_FAIL_COND(!rt); ERR_FAIL_COND(!rt);
@ -307,12 +307,14 @@ void RasterizerGLES3::_blit_render_target_to_screen(RID p_render_target, Display
glReadBuffer(GL_COLOR_ATTACHMENT0); glReadBuffer(GL_COLOR_ATTACHMENT0);
glBindFramebuffer(GL_DRAW_FRAMEBUFFER, GLES3::TextureStorage::system_fbo); glBindFramebuffer(GL_DRAW_FRAMEBUFFER, GLES3::TextureStorage::system_fbo);
if (p_screen_rect.position != Vector2()) { if (p_first) {
// Viewport doesn't cover entire window so clear window to black before blitting.
Size2i win_size = DisplayServer::get_singleton()->window_get_size(); Size2i win_size = DisplayServer::get_singleton()->window_get_size();
glViewport(0, 0, win_size.width, win_size.height); if (p_screen_rect.position != Vector2() || p_screen_rect.size != rt->size) {
glClearColor(0.0, 0.0, 0.0, 1.0); // Viewport doesn't cover entire window so clear window to black before blitting.
glClear(GL_COLOR_BUFFER_BIT); glViewport(0, 0, win_size.width, win_size.height);
glClearColor(0.0, 0.0, 0.0, 1.0);
glClear(GL_COLOR_BUFFER_BIT);
}
} }
Vector2i screen_rect_end = p_screen_rect.get_end(); Vector2i screen_rect_end = p_screen_rect.get_end();
@ -334,7 +336,7 @@ void RasterizerGLES3::blit_render_targets_to_screen(DisplayServer::WindowID p_sc
RID rid_rt = blit.render_target; RID rid_rt = blit.render_target;
Rect2 dst_rect = blit.dst_rect; Rect2 dst_rect = blit.dst_rect;
_blit_render_target_to_screen(rid_rt, p_screen, dst_rect, blit.multi_view.use_layer ? blit.multi_view.layer : 0); _blit_render_target_to_screen(rid_rt, p_screen, dst_rect, blit.multi_view.use_layer ? blit.multi_view.layer : 0, i == 0);
} }
} }

2
drivers/gles3/rasterizer_gles3.h
View file

@ -68,7 +68,7 @@ protected:
RasterizerCanvasGLES3 *canvas = nullptr; RasterizerCanvasGLES3 *canvas = nullptr;
RasterizerSceneGLES3 *scene = nullptr; RasterizerSceneGLES3 *scene = nullptr;
void _blit_render_target_to_screen(RID p_render_target, DisplayServer::WindowID p_screen, const Rect2 &p_screen_rect, uint32_t p_layer); void _blit_render_target_to_screen(RID p_render_target, DisplayServer::WindowID p_screen, const Rect2 &p_screen_rect, uint32_t p_layer, bool p_first = true);
public: public:
RendererUtilities *get_utilities() { return utilities; } RendererUtilities *get_utilities() { return utilities; }