diff options
Diffstat (limited to 'drivers/gles3/rasterizer_gles3.cpp')
| -rw-r--r-- | drivers/gles3/rasterizer_gles3.cpp | 25 |
1 files changed, 21 insertions, 4 deletions
diff --git a/drivers/gles3/rasterizer_gles3.cpp b/drivers/gles3/rasterizer_gles3.cpp index 0836a21254..ea97dff522 100644 --- a/drivers/gles3/rasterizer_gles3.cpp +++ b/drivers/gles3/rasterizer_gles3.cpp @@ -274,15 +274,32 @@ RasterizerGLES3::~RasterizerGLES3() { void RasterizerGLES3::prepare_for_blitting_render_targets() { } -void RasterizerGLES3::_blit_render_target_to_screen(RID p_render_target, DisplayServer::WindowID p_screen, const Rect2 &p_screen_rect) { +void RasterizerGLES3::_blit_render_target_to_screen(RID p_render_target, DisplayServer::WindowID p_screen, const Rect2 &p_screen_rect, uint32_t p_layer) { GLES3::RenderTarget *rt = GLES3::TextureStorage::get_singleton()->get_render_target(p_render_target); + ERR_FAIL_COND(!rt); - glBindFramebuffer(GL_READ_FRAMEBUFFER, rt->fbo); + GLuint read_fbo = 0; + if (rt->view_count > 1) { + glGenFramebuffers(1, &read_fbo); + glBindFramebuffer(GL_READ_FRAMEBUFFER, read_fbo); + glFramebufferTextureLayer(GL_READ_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, rt->color, 0, p_layer); + } else { + glBindFramebuffer(GL_READ_FRAMEBUFFER, rt->fbo); + } + glReadBuffer(GL_COLOR_ATTACHMENT0); glBindFramebuffer(GL_DRAW_FRAMEBUFFER, GLES3::TextureStorage::system_fbo); // Flip content upside down to correct for coordinates. - glBlitFramebuffer(0, 0, rt->size.x, rt->size.y, 0, p_screen_rect.size.y, p_screen_rect.size.x, 0, GL_COLOR_BUFFER_BIT, GL_NEAREST); + Vector2i screen_rect_end = p_screen_rect.get_end(); + glBlitFramebuffer(0, 0, rt->size.x, rt->size.y, + p_screen_rect.position.x, screen_rect_end.y, screen_rect_end.x, p_screen_rect.position.y, + GL_COLOR_BUFFER_BIT, GL_NEAREST); + + if (read_fbo != 0) { + glBindFramebuffer(GL_READ_FRAMEBUFFER, 0); + glDeleteFramebuffers(1, &read_fbo); + } } // is this p_screen useless in a multi window environment? @@ -293,7 +310,7 @@ void RasterizerGLES3::blit_render_targets_to_screen(DisplayServer::WindowID p_sc RID rid_rt = blit.render_target; Rect2 dst_rect = blit.dst_rect; - _blit_render_target_to_screen(rid_rt, p_screen, dst_rect); + _blit_render_target_to_screen(rid_rt, p_screen, dst_rect, blit.multi_view.use_layer ? blit.multi_view.layer : 0); } } |